From: Kostya Shishkov Date: Sat, 9 Jun 2018 17:29:31 +0000 (+0200) Subject: RealVideo 3 and 4 decoder X-Git-Url: https://git.nihav.org/?a=commitdiff_plain;h=4752773296e6f84e69045aed2d948a66a6a031a5;p=nihav.git RealVideo 3 and 4 decoder --- diff --git a/Cargo.toml b/Cargo.toml index 8efa838..4dfbcca 100644 --- a/Cargo.toml +++ b/Cargo.toml @@ -21,7 +21,7 @@ dsp_window = ["dsp"] all_decoders = ["all_video_decoders", "all_audio_decoders"] -all_video_decoders = ["decoder_clearvideo", "decoder_gdvvid", "decoder_indeo2", "decoder_indeo3", "decoder_indeo4", "decoder_indeo5", "decoder_intel263", "decoder_realvideo1", "decoder_realvideo2"] +all_video_decoders = ["decoder_clearvideo", "decoder_gdvvid", "decoder_indeo2", "decoder_indeo3", "decoder_indeo4", "decoder_indeo5", "decoder_intel263", "decoder_realvideo1", "decoder_realvideo2", "decoder_realvideo3", "decoder_realvideo4"] decoder_clearvideo = ["decoders"] decoder_gdvvid = ["decoders"] decoder_indeo2 = ["decoders"] @@ -31,6 +31,8 @@ decoder_indeo5 = ["decoders"] decoder_intel263 = ["h263", "decoders"] decoder_realvideo1 = ["h263", "decoders"] decoder_realvideo2 = ["h263", "decoders"] +decoder_realvideo3 = ["decoders"] +decoder_realvideo4 = ["decoders"] all_audio_decoders = ["decoder_pcm", "decoder_imc"] decoder_pcm = ["decoders"] diff --git a/src/codecs/blockdsp.rs b/src/codecs/blockdsp.rs index 3d39a9e..af2ea13 100644 --- a/src/codecs/blockdsp.rs +++ b/src/codecs/blockdsp.rs @@ -108,7 +108,7 @@ pub fn add_blocks(buf: &mut NAVideoBuffer, xpos: usize, ypos: usize, blk: &[ } } -fn edge_emu(src: &NAVideoBuffer, xpos: isize, ypos: isize, bw: usize, bh: usize, dst: &mut [u8], dstride: usize, comp: usize) { +pub fn edge_emu(src: &NAVideoBuffer, xpos: isize, ypos: isize, bw: usize, bh: usize, dst: &mut [u8], dstride: usize, comp: usize) { let stride = src.get_stride(comp); let offs = src.get_offset(comp); let (w, h) = src.get_dimensions(comp); diff --git a/src/codecs/mod.rs b/src/codecs/mod.rs index 796973c..185bb3d 100644 --- a/src/codecs/mod.rs +++ b/src/codecs/mod.rs @@ -235,7 +235,7 @@ pub struct DecoderInfo { get_decoder: fn () -> Box, } -#[cfg(feature="h263")] +#[cfg(any(feature="h263", feature="decoder_realvideo3", feature="decoder_realvideo4"))] mod blockdsp; #[cfg(feature="decoder_clearvideo")] @@ -246,6 +246,8 @@ mod gremlinvideo; mod indeo; #[cfg(feature="h263")] mod h263; +#[cfg(any(feature="decoder_realvideo3", feature="decoder_realvideo4", feature="decoder_realvideo6"))] +mod real; #[cfg(feature="decoder_pcm")] mod pcm; @@ -271,6 +273,12 @@ const DECODERS: &[DecoderInfo] = &[ DecoderInfo { name: "realvideo1", get_decoder: h263::rv10::get_decoder }, #[cfg(feature="decoder_realvideo2")] DecoderInfo { name: "realvideo2", get_decoder: h263::rv20::get_decoder }, +#[cfg(feature="decoder_realvideo3")] + DecoderInfo { name: "realvideo3", get_decoder: real::rv30::get_decoder }, +#[cfg(feature="decoder_realvideo4")] + DecoderInfo { name: "realvideo4", get_decoder: real::rv40::get_decoder }, +#[cfg(feature="decoder_realvideo6")] + DecoderInfo { name: "realvideo6", get_decoder: real::rv60::get_decoder }, #[cfg(feature="decoder_pcm")] DecoderInfo { name: "pcm", get_decoder: pcm::get_decoder }, diff --git a/src/codecs/real/mod.rs b/src/codecs/real/mod.rs new file mode 100644 index 0000000..546d6b6 --- /dev/null +++ b/src/codecs/real/mod.rs @@ -0,0 +1,19 @@ +#[cfg(any(feature="decoder_realvideo3", feature="decoder_realvideo4"))] +mod rv3040; +#[cfg(any(feature="decoder_realvideo3", feature="decoder_realvideo4"))] +mod rv34codes; +#[cfg(any(feature="decoder_realvideo3", feature="decoder_realvideo4"))] +mod rv34dsp; + +#[cfg(feature="decoder_realvideo3")] +pub mod rv30; +#[cfg(feature="decoder_realvideo3")] +pub mod rv30dsp; +#[cfg(feature="decoder_realvideo4")] +pub mod rv40; +#[cfg(feature="decoder_realvideo4")] +pub mod rv40dsp; +#[cfg(feature="decoder_realvideo6")] +pub mod rv60; + + diff --git a/src/codecs/real/rv30.rs b/src/codecs/real/rv30.rs new file mode 100644 index 0000000..f75b769 --- /dev/null +++ b/src/codecs/real/rv30.rs @@ -0,0 +1,307 @@ +use formats; +use io::bitreader::*; +use io::intcode::*; +use codecs::*; +use super::rv3040::*; +use super::rv30dsp::*; + +struct RealVideo30BR { + rpr_bits: u8, + width: usize, + height: usize, + widths: Vec, + heights: Vec, +} + +impl RealVideo30BR { + fn new() -> Self { + RealVideo30BR { + rpr_bits: 0, + width: 0, + height: 0, + widths: Vec::new(), + heights: Vec::new(), + } + } +} + +impl RV34BitstreamDecoder for RealVideo30BR { + fn decode_slice_header(&mut self, br: &mut BitReader, _old_w: usize, _old_h: usize) -> DecoderResult { + if br.read(3)? != 0 { return Err(DecoderError::InvalidData); } + let ft_idx = br.read(2)?; + let ftype = match ft_idx { + 0|1 => FrameType::I, + 2 => FrameType::P, + _ => FrameType::B, + }; + if br.read(1)? != 0 { return Err(DecoderError::InvalidData); } + let q = br.read(5)? as u8; + let deblock = !br.read_bool()?; + let pts = br.read(13)? as u16; + let rpr = br.read(self.rpr_bits)? as usize; + let (w, h) = if rpr != 0 { + validate!(rpr < self.widths.len()); + (self.widths[rpr], self.heights[rpr]) + } else { + (self.width, self.height) + }; + let start = br.read(get_slice_start_offset_bits(w, h))? as usize; + br.skip(1)?; + + Ok(RV34SliceHeader{ ftype: ftype, quant: q, deblock: deblock, pts: pts, width: w, height: h, start: start, end: 0, set_idx: 0 }) + } + fn decode_intra_pred(&mut self, br: &mut BitReader, types: &mut [i8], mut pos: usize, tstride: usize, _has_top: bool) -> DecoderResult<()> { + for _ in 0..4 { + for x in 0..2 { + let code = br.read_code(UintCodeType::Gamma)? as usize; + validate!(code < 81); + for k in 0..2 { + let new = RV30_ITYPE_MAP[code * 2 + k] as usize; + let top = (types[pos + x * 2 + k - tstride] + 1) as usize; + let left = (types[pos + x * 2 + k - 1] + 1) as usize; + types[pos + x * 2 + k] = RV30_ITYPE[top * 90 + left * 9 + new]; + validate!(types[pos + x * 2 + k] != 9); + } + } + pos += tstride; + } + Ok(()) + } + fn decode_inter_mb_hdr(&mut self, br: &mut BitReader, ftype: FrameType, _mbtype: MBType) -> DecoderResult { + let mut code = br.read_code(UintCodeType::Gamma)? as usize; + let mut dq = false; + validate!(code < 11); + if code > 5 { + code -= 6; + dq = true; + } + let idx = if ftype == FrameType::P { 0 } else { 1 }; + Ok(MBInfo { mbtype: RV30_MB_TYPES[idx][code], skip_run: 0, dquant: dq }) + } + fn predict_b_mv(&self, sstate: &SState, mvi: &MVInfo, mbtype: MBType, mvs: &[MV], _mbinfo: &Vec) -> (MV, MV) { + let mb_x = sstate.mb_x; + let mb_y = sstate.mb_y; + let mv_f; + let mv_b; + match mbtype { + MBType::MBForward | MBType::MBBackward => { + let mv_pred = mvi.pred_mb_mv(mb_x, mb_y, true, sstate.has_top, sstate.has_left, sstate.has_tr, sstate.has_tl); + mv_f = mv_pred + mvs[0]; + mv_b = mv_f; + }, + _ => { + mv_f = ZERO_MV; + mv_b = ZERO_MV; + }, + }; + (mv_f, mv_b) + } + fn quant_dc(&self, _is_intra: bool, q: u8) -> u8 { RV30_QUANT_DC[q as usize] } +} + +struct RealVideo30Decoder { + bd: RealVideo30BR, + info: Rc, + dec: RV34Decoder, +} + +impl RealVideo30Decoder { + fn new() -> Self { + RealVideo30Decoder{ + bd: RealVideo30BR::new(), + info: Rc::new(DUMMY_CODEC_INFO), + dec: RV34Decoder::new(true, Box::new(RV30DSP::new())), + } + } +} + +impl NADecoder for RealVideo30Decoder { + fn init(&mut self, info: Rc) -> DecoderResult<()> { + if let NACodecTypeInfo::Video(vinfo) = info.get_properties() { + let fmt = formats::YUV420_FORMAT; + let myinfo = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, fmt)); + self.info = Rc::new(NACodecInfo::new_ref(info.get_name(), myinfo, info.get_extradata())); + + let edata = info.get_extradata().unwrap(); + let src: &[u8] = &edata; + + if src.len() < 2 { return Err(DecoderError::InvalidData); } + let num_rpr = (src[1] & 7) as usize; + if src.len() < num_rpr * 2 + 8 { return Err(DecoderError::ShortData); } + self.bd.rpr_bits = ((num_rpr >> 1) + 1) as u8; + if self.bd.rpr_bits > 3 { self.bd.rpr_bits = 3; } + for i in 0..num_rpr+1 { + self.bd.widths.push ((src[6 + i * 2] as usize) << 2); + self.bd.heights.push((src[7 + i * 2] as usize) << 2); + } + + self.bd.width = vinfo.get_width(); + self.bd.height = vinfo.get_height(); + Ok(()) + } else { +println!("???"); + Err(DecoderError::InvalidData) + } + } + fn decode(&mut self, pkt: &NAPacket) -> DecoderResult { + let src = pkt.get_buffer(); + + let (bufinfo, ftype, pts) = self.dec.parse_frame(src.as_slice(), &mut self.bd)?; + + let mut frm = NAFrame::new_from_pkt(pkt, self.info.clone(), bufinfo); + frm.set_keyframe(ftype == FrameType::I); + frm.set_pts(Some(pts)); + frm.set_frame_type(ftype);//if ftype == FrameType::B { FrameType::Skip } else { ftype } ); + Ok(Rc::new(RefCell::new(frm))) + } +} + +pub fn get_decoder() -> Box { + Box::new(RealVideo30Decoder::new()) +} + +#[cfg(test)] +mod test { + use test::dec_video::test_file_decoding; + #[test] + fn test_rv30() { +// test_file_decoding("realmedia", "assets/RV/rv30_chroma_drift.rm", Some(1000), true, false, /*None*/Some("rv30")); + test_file_decoding("realmedia", "assets/RV/rv30_weighted_mc.rm", Some(400), true, false, None/*Some("rv30")*/); +// test_file_decoding("realmedia", "assets/RV/simpsons-clip.rm", Some(1337)/*Some(6666)*/, true, false, /*None*/Some("rv30")); +//panic!("end"); + } +} + +const RV30_QUANT_DC: [u8; 32] = [ + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, + 16, 17, 18, 19, 20, 21, 22, 22, 22, 23, 23, 23, 24, 24, 25, 25 +]; + +const RV30_MB_TYPES: [[MBType; 6]; 2] = [ + [ MBType::MBSkip, MBType::MBP16x16, MBType::MBP8x8, MBType::Invalid, MBType::MBIntra, MBType::MBIntra16 ], + [ MBType::MBSkip, MBType::MBDirect, MBType::MBForward, MBType::MBBackward, MBType::MBIntra, MBType::MBIntra16 ], +]; + +const RV30_ITYPE_MAP: [i8; 9*9*2] = [ + 0, 0, 0, 1, 1, 0, 1, 1, 0, 2, 2, 0, 0, 3, 3, 0, 1, 2, + 2, 1, 0, 4, 4, 0, 3, 1, 1, 3, 0, 5, 5, 0, 2, 2, 1, 4, + 4, 1, 0, 6, 3, 2, 1, 5, 2, 3, 5, 1, 6, 0, 0, 7, 4, 2, + 2, 4, 3, 3, 6, 1, 1, 6, 7, 0, 0, 8, 5, 2, 4, 3, 2, 5, + 3, 4, 1, 7, 4, 4, 7, 1, 8, 0, 6, 2, 3, 5, 5, 3, 2, 6, + 1, 8, 2, 7, 7, 2, 8, 1, 5, 4, 4, 5, 3, 6, 6, 3, 8, 2, + 4, 6, 5, 5, 6, 4, 2, 8, 7, 3, 3, 7, 6, 5, 5, 6, 7, 4, + 4, 7, 8, 3, 3, 8, 7, 5, 8, 4, 5, 7, 4, 8, 6, 6, 7, 6, + 5, 8, 8, 5, 6, 7, 8, 6, 7, 7, 6, 8, 8, 7, 7, 8, 8, 8, +]; + +const RV30_ITYPE: [i8; 10*10*9] = [ + 0, 9, 9, 9, 9, 9, 9, 9, 9, + 0, 2, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, + 2, 0, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, + + 0, 1, 9, 9, 9, 9, 9, 9, 9, + 0, 2, 1, 6, 4, 8, 5, 7, 3, + 1, 0, 2, 6, 5, 4, 3, 8, 7, + 2, 8, 0, 1, 7, 4, 3, 6, 5, + 2, 0, 1, 3, 8, 5, 4, 7, 6, + 2, 0, 1, 4, 6, 7, 8, 3, 5, + 0, 1, 5, 2, 6, 3, 8, 4, 7, + 0, 1, 6, 2, 4, 7, 5, 8, 3, + 2, 7, 0, 1, 4, 8, 6, 3, 5, + 2, 8, 0, 1, 7, 3, 4, 5, 6, + + 1, 0, 9, 9, 9, 9, 9, 9, 9, + 1, 2, 5, 6, 3, 0, 4, 8, 7, + 1, 6, 2, 5, 3, 0, 4, 8, 7, + 2, 1, 7, 6, 8, 3, 5, 0, 4, + 1, 2, 5, 3, 6, 8, 4, 7, 0, + 1, 6, 2, 0, 4, 5, 8, 7, 3, + 1, 5, 2, 6, 3, 8, 4, 0, 7, + 1, 6, 0, 2, 4, 5, 7, 3, 8, + 2, 1, 7, 6, 0, 8, 5, 4, 3, + 1, 2, 7, 8, 3, 4, 5, 6, 0, + + 9, 9, 9, 9, 9, 9, 9, 9, 9, + 0, 2, 1, 8, 7, 6, 5, 4, 3, + 1, 2, 0, 6, 5, 7, 4, 8, 3, + 2, 8, 7, 1, 0, 6, 4, 3, 5, + 2, 0, 8, 1, 3, 7, 5, 4, 6, + 2, 0, 4, 1, 7, 8, 6, 3, 5, + 2, 0, 1, 5, 8, 4, 6, 7, 3, + 2, 0, 6, 1, 4, 7, 8, 5, 3, + 2, 7, 8, 1, 0, 5, 4, 6, 3, + 2, 8, 7, 1, 0, 4, 3, 6, 5, + + 9, 9, 9, 9, 9, 9, 9, 9, 9, + 0, 2, 1, 3, 5, 8, 6, 4, 7, + 1, 0, 2, 5, 3, 6, 4, 8, 7, + 2, 8, 1, 0, 3, 5, 7, 6, 4, + 3, 2, 5, 8, 1, 4, 6, 7, 0, + 4, 2, 0, 6, 1, 5, 8, 3, 7, + 5, 3, 1, 2, 8, 6, 4, 0, 7, + 1, 6, 0, 2, 4, 5, 8, 3, 7, + 2, 7, 0, 1, 5, 4, 8, 6, 3, + 2, 8, 3, 5, 1, 0, 7, 6, 4, + + 9, 9, 9, 9, 9, 9, 9, 9, 9, + 2, 0, 6, 1, 4, 7, 5, 8, 3, + 1, 6, 2, 0, 4, 5, 3, 7, 8, + 2, 8, 7, 6, 4, 0, 1, 5, 3, + 4, 2, 1, 0, 6, 8, 3, 5, 7, + 4, 2, 6, 0, 1, 5, 7, 8, 3, + 1, 2, 5, 0, 6, 3, 4, 7, 8, + 6, 4, 0, 1, 2, 7, 5, 3, 8, + 2, 7, 4, 6, 0, 1, 8, 5, 3, + 2, 8, 7, 4, 6, 1, 3, 5, 0, + + 9, 9, 9, 9, 9, 9, 9, 9, 9, + 5, 1, 2, 3, 6, 8, 0, 4, 7, + 1, 5, 6, 3, 2, 0, 4, 8, 7, + 2, 1, 5, 3, 6, 8, 7, 4, 0, + 5, 3, 1, 2, 6, 8, 4, 7, 0, + 1, 6, 2, 4, 5, 8, 0, 3, 7, + 5, 1, 3, 6, 2, 0, 8, 4, 7, + 1, 6, 5, 2, 0, 4, 3, 7, 8, + 2, 7, 1, 6, 5, 0, 8, 3, 4, + 2, 5, 1, 3, 6, 8, 4, 0, 7, + + 9, 9, 9, 9, 9, 9, 9, 9, 9, + 1, 6, 2, 0, 5, 4, 3, 7, 8, + 1, 6, 5, 4, 2, 3, 0, 7, 8, + 2, 1, 6, 7, 4, 8, 5, 3, 0, + 2, 1, 6, 5, 8, 4, 3, 0, 7, + 6, 4, 1, 2, 0, 5, 7, 8, 3, + 1, 6, 5, 2, 3, 0, 4, 8, 7, + 6, 1, 4, 0, 2, 7, 5, 3, 8, + 2, 7, 4, 6, 1, 5, 0, 8, 3, + 2, 1, 6, 8, 4, 7, 3, 5, 0, + + 9, 9, 9, 9, 9, 9, 9, 9, 9, + 2, 0, 4, 7, 6, 1, 8, 5, 3, + 6, 1, 2, 0, 4, 7, 5, 8, 3, + 2, 7, 8, 0, 1, 6, 4, 3, 5, + 2, 4, 0, 8, 3, 1, 7, 6, 5, + 4, 2, 7, 0, 6, 1, 8, 5, 3, + 2, 1, 0, 8, 5, 6, 7, 4, 3, + 2, 6, 4, 1, 7, 0, 5, 8, 3, + 2, 7, 4, 0, 8, 6, 1, 5, 3, + 2, 8, 7, 4, 1, 0, 3, 6, 5, + + 9, 9, 9, 9, 9, 9, 9, 9, 9, + 2, 0, 8, 1, 3, 4, 6, 5, 7, + 1, 2, 0, 6, 8, 5, 7, 3, 4, + 2, 8, 7, 1, 0, 3, 6, 5, 4, + 8, 3, 2, 5, 1, 0, 4, 7, 6, + 2, 0, 4, 8, 5, 1, 7, 6, 3, + 2, 1, 0, 8, 5, 3, 6, 4, 7, + 2, 1, 6, 0, 8, 4, 5, 7, 3, + 2, 7, 8, 4, 0, 6, 1, 5, 3, + 2, 8, 3, 0, 7, 4, 1, 6, 5, +]; diff --git a/src/codecs/real/rv3040.rs b/src/codecs/real/rv3040.rs new file mode 100644 index 0000000..b3ef131 --- /dev/null +++ b/src/codecs/real/rv3040.rs @@ -0,0 +1,1321 @@ +use formats::YUV420_FORMAT; +use frame::{NABufferType, NAVideoInfo, NAVideoBuffer, FrameType, alloc_video_buffer}; +use codecs::{MV, ZERO_MV, DecoderError, DecoderResult, IPBShuffler}; +use io::bitreader::{BitReader,BitReaderMode}; +use io::intcode::*; +use std::mem; + +use super::rv34codes::*; +use super::rv34dsp::*; + +pub struct GenericCache { + pub height: usize, + pub stride: usize, + pub xpos: usize, + pub data: Vec, + pub default: T, +} + +impl GenericCache { + pub fn new(height: usize, stride: usize, default: T) -> Self { + let mut ret = Self { + stride: stride, + height: height, + xpos: 0, + data: Vec::with_capacity((height + 1) * stride), + default: default, + }; + ret.reset(); + ret + } + fn full_size(&self) -> usize { self.stride * (self.height + 1) } + pub fn reset(&mut self) { + self.data.truncate(0); + let size = self.full_size(); + self.data.resize(size, self.default); + self.xpos = self.stride + 1; + } + pub fn update_row(&mut self) { + for i in 0..self.stride { + self.data[i] = self.data[self.height * self.stride + i]; + } + self.data.truncate(self.stride); + let size = self.full_size(); + self.data.resize(size, self.default); + self.xpos = self.stride + 1; + } +} + +trait RV34MVScale { + fn scale(&self, trd: u16, trb: u16) -> (MV, MV); +} + +const TR_SHIFT: u8 = 14; +const TR_BIAS: i32 = 1 << (TR_SHIFT - 1); + +impl RV34MVScale for MV { + fn scale(&self, trd: u16, trb: u16) -> (MV, MV) { + let ratio = ((trb as i32) << TR_SHIFT) / (trd as i32); + let mv_f = MV { + x: (((self.x as i32) * ratio + TR_BIAS) >> TR_SHIFT) as i16, + y: (((self.y as i32) * ratio + TR_BIAS) >> TR_SHIFT) as i16 + }; + let mv_b = mv_f - *self; + (mv_f, mv_b) + } +} + +#[derive(Clone,Copy)] +pub struct RV34SliceHeader { + pub ftype: FrameType, + pub quant: u8, + pub pts: u16, + pub width: usize, + pub height: usize, + pub start: usize, + pub end: usize, + pub set_idx: usize, + pub deblock: bool, +} + +impl RV34SliceHeader { + pub fn fits(&self, cmp: &RV34SliceHeader) -> bool { + (self.ftype == cmp.ftype) && + (self.pts == cmp.pts) && + (self.width == cmp.width) && + (self.height == cmp.height) + } +} + +#[allow(dead_code)] +#[derive(Debug,Clone,Copy,PartialEq)] +pub enum MBType { + MBIntra, + MBIntra16, + MBSkip, + MBP16x16, + MBP16x16Mix, + MBP16x8, + MBP8x16, + MBP8x8, + MBDirect, + MBBidir, + MBForward, + MBBackward, + Invalid, +} + +impl MBType { + pub fn is_intra(&self) -> bool { + (*self == MBType::MBIntra) || (*self == MBType::MBIntra16) + } + pub fn is_16(&self) -> bool { + (*self == MBType::MBIntra16) || (*self == MBType::MBP16x16Mix) + } + pub fn is_intra_or_16(&self) -> bool { + self.is_intra() || self.is_16() + } + pub fn get_num_mvs(&self) -> usize { + match *self { + MBType::MBIntra | MBType::MBIntra16 | + MBType::MBSkip | MBType::MBDirect => 0, + MBType::MBP16x16 | MBType::MBP16x16Mix | + MBType::MBForward | MBType::MBBackward => 1, + MBType::MBP16x8 | MBType::MBP8x16 | MBType::MBBidir => 2, + MBType::MBP8x8 => 4, + MBType::Invalid => unreachable!(), + } + } + pub fn is_fwd(&self) -> bool { + match *self { + MBType::MBP16x16 | MBType::MBP16x16Mix | + MBType::MBP16x8 | MBType::MBP8x16 | MBType::MBP8x8 | + MBType::MBForward => true, + _ => false, + } + } + pub fn is_bwd(&self) -> bool { + match *self { + MBType::MBBidir | MBType::MBBackward => true, + _ => false, + } + } + pub fn has_mv_dir(&self, fwd: bool) -> bool { + match *self { + MBType::MBBidir => true, + MBType::MBForward if fwd => true, + MBType::MBBackward if !fwd => true, + _ => false, + } + } + pub fn is_nomv(&self) -> bool { + match *self { + MBType::MBIntra | MBType::MBIntra16 | MBType::MBSkip | MBType::MBDirect => true, + _ => false, + } + } + /*pub fn is_16x16(&self) -> bool { + match *self { + MBType::MBP16x8 | MBType::MBP8x16 | MBType::MBP8x8 => false, + _ => true, + } + }*/ + fn get_weight(&self) -> usize { + match *self { + MBType::MBIntra => 0, + MBType::MBIntra16 => 1, + MBType::MBSkip => unreachable!(), + MBType::MBP16x16 => 2, + MBType::MBP16x16Mix => 10, + MBType::MBP16x8 => 7, + MBType::MBP8x16 => 8, + MBType::MBP8x8 => 3, + MBType::MBDirect => 6, + MBType::MBBidir => 9, + MBType::MBForward => 4, + MBType::MBBackward => 5, + MBType::Invalid => unreachable!(), + } + } +} + +const MBTYPE_FROM_WEIGHT: [MBType; 11] = [ + MBType::MBIntra, MBType::MBIntra16, MBType::MBP16x16, MBType::MBP8x8, + MBType::MBForward, MBType::MBBackward, MBType::MBDirect, MBType::MBP16x8, + MBType::MBP8x16, MBType::MBBidir, MBType::MBP16x16Mix, +]; + +#[derive(Clone,Copy)] +pub struct MBInfo { + pub mbtype: MBType, + pub skip_run: usize, + pub dquant: bool, +} + +#[derive(Clone,Copy)] +pub struct RV34MBInfo { + pub mbtype: MBType, + pub cbp: u32, + pub deblock:u16, + pub cbp_c: u8, // for deblocking purposes + pub q: u8, +} + +struct IntraModeState { + cache: GenericCache, +} + +const RV34_INTRA_PRED4: [PredType4x4; 9] = [ + PredType4x4::DC, PredType4x4::Ver, PredType4x4::Hor, + PredType4x4::DiagDownRight, PredType4x4::DiagDownLeft, + PredType4x4::VerRight, PredType4x4::VerLeft, + PredType4x4::HorUp, PredType4x4::HorDown +]; + +const RV34_INTRA_PRED16: [PredType8x8; 4] = [ + PredType8x8::DC, PredType8x8::Ver, PredType8x8::Hor, PredType8x8::Plane +]; + +impl IntraModeState { + fn new(mb_w: usize) -> Self { + let stride = 1 + mb_w * 4 + 1; + IntraModeState { cache: GenericCache::new(4, stride, -1) } + } + fn reset(&mut self) { self.cache.reset(); } + fn update(&mut self) { self.cache.update_row(); } + fn get_pos(&self, xpos: usize) -> usize { + self.cache.stride + 1 + xpos * 4 + } + fn set_mb_x(&mut self, mb_x: usize) { + self.cache.xpos = self.get_pos(mb_x); + } + fn fill_block(&mut self, val: i8) { + let mut pos = self.cache.xpos; + for _ in 0..4 { + for j in 0..4 { + self.cache.data[pos + j] = val; + } + pos += self.cache.stride; + } + } + fn get_pred16_type(&self, has_top: bool, has_left: bool) -> PredType8x8 { + if !has_top && !has_left { return PredType8x8::DC128; } + let mut im = RV34_INTRA_PRED16[self.cache.data[self.cache.xpos] as usize]; + if !has_top { + im = match im { + PredType8x8::Plane | PredType8x8::Ver => PredType8x8::Hor, + PredType8x8::DC => PredType8x8::LeftDC, + _ => im, + }; + } else if !has_left { + im = match im { + PredType8x8::Plane | PredType8x8::Hor => PredType8x8::Ver, + PredType8x8::DC => PredType8x8::TopDC, + _ => im, + }; + } + im + } + fn get_pred8_type(&self, has_top: bool, has_left: bool) -> PredType8x8 { + if !has_top && !has_left { return PredType8x8::DC128; } + let mut im = RV34_INTRA_PRED16[self.cache.data[self.cache.xpos] as usize]; + im = match im { PredType8x8::Plane => PredType8x8::DC, _ => im }; + if !has_top { + im = match im { + PredType8x8::Plane | PredType8x8::Ver => PredType8x8::Hor, + PredType8x8::DC => PredType8x8::LeftDC, + _ => im, + }; + } else if !has_left { + im = match im { + PredType8x8::Plane | PredType8x8::Hor => PredType8x8::Ver, + PredType8x8::DC => PredType8x8::TopDC, + _ => im, + }; + } + im + } + fn get_pred4_type(&self, x: usize, y: usize, has_top: bool, has_left: bool) -> PredType4x4 { + let no_up = !has_top && (y == 0); + let no_left = !has_left && (x == 0); + if no_up && no_left { return PredType4x4::DC128; } + let no_down = !has_left || (x != 0) || (y == 3); + +//println!(" orig {} @ {}", self.cache.data[self.cache.xpos + x + y * self.cache.stride], self.cache.xpos + x + y * self.cache.stride); + let mut im = RV34_INTRA_PRED4[self.cache.data[self.cache.xpos + x + y * self.cache.stride] as usize]; + + if no_up { + im = match im { + PredType4x4::Ver => PredType4x4::Hor, + PredType4x4::DC => PredType4x4::LeftDC, + _ => im, + }; + } else if no_left { + im = match im { + PredType4x4::Hor => PredType4x4::Ver, + PredType4x4::DC => PredType4x4::TopDC, + PredType4x4::DiagDownLeft => PredType4x4::DiagDownLeftNoDown, + _ => im, + }; + } + if no_down { + im = match im { + PredType4x4::DiagDownLeft => PredType4x4::DiagDownLeftNoDown, + PredType4x4::HorUp => PredType4x4::HorUpNoDown, + PredType4x4::VerLeft => PredType4x4::VerLeftNoDown, + _ => im, + }; + } + im + } + //todo merge + fn get_pred4_type_chroma(&self, x: usize, y: usize, has_top: bool, has_left: bool) -> PredType4x4 { + let no_up = !has_top && (y == 0); + let no_left = !has_left && (x == 0); + if no_up && no_left { return PredType4x4::DC128; } + let no_down = !has_left || (x != 0) || (y == 1); + +//println!(" orig {}", self.cache.data[self.cache.xpos + x + y * self.cache.stride]); + let mut im = RV34_INTRA_PRED4[self.cache.data[self.cache.xpos + x * 2 + y * 2 * self.cache.stride] as usize]; + + if no_up { + im = match im { + PredType4x4::Ver => PredType4x4::Hor, + PredType4x4::DC => PredType4x4::LeftDC, + _ => im, + }; + } else if no_left { + im = match im { + PredType4x4::Hor => PredType4x4::Ver, + PredType4x4::DC => PredType4x4::TopDC, + PredType4x4::DiagDownLeft => PredType4x4::DiagDownLeftNoDown, + _ => im, + }; + } + if no_down { + im = match im { + PredType4x4::DiagDownLeft => PredType4x4::DiagDownLeftNoDown, + PredType4x4::HorUp => PredType4x4::HorUpNoDown, + PredType4x4::VerLeft => PredType4x4::VerLeftNoDown, + _ => im, + }; + } + im + } +} + +pub struct MVInfo { + pub mv_b: Vec, + pub mv_f: Vec, + pub w: usize, + pub h: usize, + pub has_b: Vec, + pub has_f: Vec, +} + +impl MVInfo { + fn new() -> Self { + Self { mv_b: Vec::new(), mv_f: Vec::new(), w: 0, h: 0, has_b: Vec::new(), has_f: Vec::new() } + } + fn resize(&mut self, mb_w: usize, mb_h: usize) { + self.w = mb_w * 2; + self.h = mb_h * 2; + self.reset(); + } + fn reset(&mut self) { + let size = self.w * self.h; + self.mv_f.truncate(0); + self.mv_f.resize(size, ZERO_MV); + self.mv_b.truncate(0); + self.mv_b.resize(size, ZERO_MV); + self.has_f.truncate(0); + self.has_f.resize(size >> 2, false); + self.has_b.truncate(0); + self.has_b.resize(size >> 2, false); + } + fn fill(&mut self, mb_x: usize, mb_y: usize, fwd: bool, mv: MV) { + let idx = mb_x * 2 + mb_y * 2 * self.w; + if fwd { + self.mv_f[idx + 0] = mv; + self.mv_f[idx + 1] = mv; + self.mv_f[idx + self.w + 0] = mv; + self.mv_f[idx + self.w + 1] = mv; + } else { + self.mv_b[idx + 0] = mv; + self.mv_b[idx + 1] = mv; + self.mv_b[idx + self.w + 0] = mv; + self.mv_b[idx + self.w + 1] = mv; + } + } + fn get_mv_by_idx(&self, idx: usize, fwd: bool) -> MV { + if fwd { self.mv_f[idx] } else { self.mv_b[idx] } + } + fn pred_mv(&self, idx: usize, fwd: bool, has_top: bool, has_left: bool, has_tr: bool, has_tl: bool, is16: bool) -> MV { + if !has_top && !has_left { return ZERO_MV; } + let left_mv = if has_left { self.get_mv_by_idx(idx - 1, fwd) } else { ZERO_MV }; + let top_mv = if has_top { self.get_mv_by_idx(idx - self.w, fwd) } else { left_mv }; + let tr_add = if is16 { 2 } else { 1 }; + let tr_mv; + if has_tr { + tr_mv = self.get_mv_by_idx(idx - self.w + tr_add, fwd); + } else if has_tl { + tr_mv = self.get_mv_by_idx(idx - self.w - 1, fwd); + } else { + tr_mv = left_mv; + } +//print!(" pred {} {} {}", left_mv, top_mv, tr_mv); + MV::pred(left_mv, top_mv, tr_mv) + } + pub fn pred_mb_mv(&self, mb_x: usize, mb_y: usize, fwd: bool, has_top: bool, has_left: bool, has_tr: bool, has_tl: bool) -> MV { + self.pred_mv(mb_x * 2 + mb_y * 2 * self.w, fwd, has_top, has_left, has_tr, has_tl, true) + } + fn set_mb(&mut self, mb_x: usize, mb_y: usize, mbtype: MBType, ref_mvi: &Self, mvs: &[MV], sstate: &SState) { + let mb_idx = mb_x + mb_y * (self.w >> 1); + self.has_f[mb_idx] = mbtype.is_fwd(); + self.has_b[mb_idx] = mbtype.is_bwd(); + if mbtype.is_nomv() { + self.fill(mb_x, mb_y, true, ZERO_MV); + self.fill(mb_x, mb_y, false, ZERO_MV); + return; + } +//println!(" mvpred {:?} - {}", mbtype, mbtype.is_16x16()); +//for i in 0..mbtype.get_num_mvs() { println!(" {}", mvs[i]);} + if mbtype.is_fwd() { + self.fill(mb_x, mb_y, false, ZERO_MV); + } else if mbtype.is_bwd() { + self.fill(mb_x, mb_y, true, ZERO_MV); + } + let idx = mb_x * 2 + mb_y * 2 * self.w; +/* let pred_mv = if mbtype.is_16x16() && mbtype != MBType::MBSkip { + self.pred_mv(idx, mbtype.is_fwd(), sstate.has_top, sstate.has_left, sstate.has_tr, sstate.has_tl, true) + } else { + ZERO_MV + };*/ + + match mbtype { + MBType::MBSkip => { + self.fill(mb_x, mb_y, true, ZERO_MV/*pred_mv*/); + }, + MBType::MBP16x16 | + MBType::MBP16x16Mix => { +let pred_mv = self.pred_mv(idx, mbtype.is_fwd(), sstate.has_top, sstate.has_left, sstate.has_tr, sstate.has_tl, true); +//println!(" + {}", mvs[0]); + let new_mv = mvs[0] + pred_mv; + self.fill(mb_x, mb_y, true, new_mv); + }, + MBType::MBP16x8 => { +let pred_mv = self.pred_mv(idx, mbtype.is_fwd(), sstate.has_top, sstate.has_left, sstate.has_tr, sstate.has_tl, true); +//println!(" + {}", mvs[0]); + let new_mv = mvs[0] + pred_mv; + self.mv_f[idx + 0] = new_mv; + self.mv_f[idx + 1] = new_mv; + + let idx2 = idx + self.w; + let pred_mv = self.pred_mv(idx2, true, true, sstate.has_left, false, sstate.has_left, true); +//println!(" + {}", mvs[1]); + let new_mv = mvs[1] + pred_mv; + self.mv_f[idx2 + 0] = new_mv; + self.mv_f[idx2 + 1] = new_mv; + }, + MBType::MBP8x16 => { + let pred_mv = self.pred_mv(idx, true, sstate.has_top, sstate.has_left, sstate.has_top, sstate.has_tl, false); +//println!(" + {}", mvs[0]); + let new_mv = mvs[0] + pred_mv; + self.mv_f[idx] = new_mv; + self.mv_f[idx + self.w] = new_mv; + + let pred_mv = self.pred_mv(idx + 1, true, sstate.has_top, true, sstate.has_tr, sstate.has_top, false); +//println!(" + {}", mvs[1]); + let new_mv = mvs[1] + pred_mv; + self.mv_f[idx + 1] = new_mv; + self.mv_f[idx + self.w + 1] = new_mv; + }, + MBType::MBP8x8 => { + let mut idx8 = idx; + let mut has_top = sstate.has_top; + for y in 0..2 { + for x in 0..2 { + let has_left = (x > 0) || sstate.has_left; + let has_tr = if y > 0 { x == 0 } else if x == 0 { sstate.has_top } else { sstate.has_tr }; + let has_tl; + if y == 0 { + has_tl = if x == 0 { sstate.has_tl } else { sstate.has_top }; + } else { + has_tl = if x == 0 { sstate.has_left } else { true }; + } + let pred_mv = self.pred_mv(idx8 + x, true, has_top, has_left, has_tr, has_tl, false); +//println!(" + {}", mvs[x+y*2]); + let new_mv = mvs[x + y * 2] + pred_mv; + self.mv_f[idx8 + x] = new_mv; + } + has_top = true; + idx8 += self.w; + } + }, + MBType::MBDirect => { + let mut cum_mv_f = ZERO_MV; + let mut cum_mv_b = ZERO_MV; + let mut idx8 = idx; + for _ in 0..2 { + for x in 0..2 { + let (mv_f, mv_b) = ref_mvi.mv_f[idx8 + x].scale(sstate.trd, sstate.trb); + cum_mv_f += mv_f; + cum_mv_b += mv_b; + } + idx8 += self.w; + } + cum_mv_f.x >>= 2; + cum_mv_f.y >>= 2; + cum_mv_b.x >>= 2; + cum_mv_b.y >>= 2; + self.fill(mb_x, mb_y, true, cum_mv_f); + self.fill(mb_x, mb_y, false, cum_mv_b); + }, + MBType::MBBidir => { + let pred_mv_f = ZERO_MV; + let new_mv = pred_mv_f + mvs[0]; + self.fill(mb_x, mb_y, true, new_mv); + let pred_mv_b = ZERO_MV; + let new_mv = pred_mv_b + mvs[1]; + self.fill(mb_x, mb_y, false, new_mv); + }, + MBType::MBForward => { +let pred_mv = self.pred_mv(idx, mbtype.is_fwd(), sstate.has_top, sstate.has_left, sstate.has_tr, sstate.has_tl, true); +println!(" fwd = {} + {}", pred_mv, mvs[0]); + let new_mv = mvs[0] + pred_mv; + self.fill(mb_x, mb_y, true, new_mv); + }, + MBType::MBBackward => { +let pred_mv = self.pred_mv(idx, mbtype.is_fwd(), sstate.has_top, sstate.has_left, sstate.has_tr, sstate.has_tl, true); +println!(" bwd = {} + {}", pred_mv, mvs[0]); + let new_mv = mvs[0] + pred_mv; + self.fill(mb_x, mb_y, false, new_mv); + }, + _ => {}, + } + } + pub fn get_mv(&self, mb_x: usize, mb_y: usize, x: usize, y: usize, fwd: bool) -> MV { + let idx = mb_x * 2 + x + (mb_y * 2 + y) * self.w; + if fwd { self.mv_f[idx] } + else { self.mv_b[idx] } + } + fn mv_gt_3(&self, mb_x: usize, mb_y: usize, x: usize, y: usize, vert: bool) -> bool { + let idx = mb_x * 2 + x + (mb_y * 2 + y) * self.w; + let off = if vert { self.w } else { 1 }; + let diffx = self.mv_f[idx].x - self.mv_f[idx - off].x; + let diffy = self.mv_f[idx].y - self.mv_f[idx - off].y; + (diffx < -3) || (diffx > 3) || (diffy < -3) || (diffy > 3) + } +} + +pub trait RV34BitstreamDecoder { + fn decode_slice_header(&mut self, br: &mut BitReader, old_w: usize, old_h: usize) -> DecoderResult; + fn decode_intra_pred(&mut self, br: &mut BitReader, types: &mut [i8], pos: usize, tstride: usize, has_top: bool) -> DecoderResult<()>; + fn quant_dc(&self, is_intra: bool, q: u8) -> u8; + fn decode_inter_mb_hdr(&mut self, br: &mut BitReader, ftype: FrameType, mbtype: MBType) -> DecoderResult; + fn predict_b_mv(&self, sstate: &SState, mvi: &MVInfo, mbtype: MBType, mvs: &[MV], mbinfo: &Vec) -> (MV, MV); +} + +pub trait RV34DSP { + fn loop_filter(&self, frame: &mut NAVideoBuffer, ftype: FrameType, mbinfo: &[RV34MBInfo], mb_w: usize, row: usize); + fn do_luma_mc(&self, frame: &mut NAVideoBuffer, prev_frame: &NAVideoBuffer, x: usize, y: usize, mv: MV, use16: bool, avg: bool); + fn do_chroma_mc(&self, frame: &mut NAVideoBuffer, prev_frame: &NAVideoBuffer, x: usize, y: usize, comp: usize, mv: MV, use8: bool, avg: bool); +} + +fn parse_slice_offsets(src: &[u8], offsets: &mut Vec) -> DecoderResult<()> { + let num_slices = (src[0] as usize) + 1; + let ini_off = num_slices * 8 + 1; + offsets.truncate(0); + + if ini_off >= src.len() { return Err(DecoderError::ShortData); } + + let mut br = BitReader::new(&src[1..], ini_off - 1, BitReaderMode::BE); + + for i in 0..num_slices { + br.skip(32)?; + let off = br.read(32)? as usize; + if (i == 0) && (off != 0) { + return Err(DecoderError::InvalidData); + } + if (i > 0) && (off <= offsets[i - 1]) { + return Err(DecoderError::InvalidData); + } + offsets.push(off); + } + + Ok(()) +} + +fn decode_slice_header(br: &mut BitReader, bd: &mut RV34BitstreamDecoder, slice_no: usize, slice_offs: &Vec, old_width: usize, old_height: usize) -> DecoderResult { + validate!(slice_no < slice_offs.len()); + br.seek((slice_offs[slice_no] * 8) as u32)?; + let mut shdr = bd.decode_slice_header(br, old_width, old_height)?; + if slice_no < slice_offs.len() - 1 { + let cur_pos = br.tell() as u32; + br.seek((slice_offs[slice_no + 1] * 8) as u32)?; + let nhdr = bd.decode_slice_header(br, shdr.width, shdr.height)?; + br.seek(cur_pos)?; + validate!(nhdr.start > shdr.start); + shdr.end = nhdr.start; + } else { + shdr.end = ((shdr.width + 15) >> 4) * ((shdr.height + 15) >> 4); + } +//println!(" slice {}: {} - {}x{} deblock {} {:X} q{} {}-{}", slice_no, shdr.ftype, shdr.width, shdr.height, shdr.deblock, shdr.pts, shdr.quant, shdr.start, shdr.end); + Ok(shdr) +} + +const RV34_MB_MAX_SIZES: [usize; 6] = [ 0x2F, 0x62, 0x18B, 0x62F, 0x18BF, 0x23FF ]; +const RV34_SLICE_START_BITS: [u8; 6] = [ 6, 7, 9, 11, 13, 14 ]; + +pub fn get_slice_start_offset_bits(w: usize, h: usize) -> u8 { + let mb_size = ((w + 15) >> 4) * ((h + 15) >> 4) - 1; + let mut idx: usize = 0; + while (idx < 5) && (RV34_MB_MAX_SIZES[idx] < mb_size) { idx += 1; } + RV34_SLICE_START_BITS[idx] +} + +const RV34_DQUANT_TAB: [[i8; 2]; 32] = [ + [ 0, 0 ], [ 2, 1 ], [ -1, 1 ], [ -1, 1 ], [ -1, 1 ], [ -1, 1 ], [ -1, 1 ], [ -1, 1 ], + [ -1, 1 ], [ -1, 1 ], [ -1, 1 ], [ -2, 2 ], [ -2, 2 ], [ -2, 2 ], [ -2, 2 ], [ -2, 2 ], + [ -2, 2 ], [ -2, 2 ], [ -2, 2 ], [ -2, 2 ], [ -2, 2 ], [ -3, 3 ], [ -3, 3 ], [ -3, 3 ], + [ -3, 3 ], [ -3, 3 ], [ -3, 3 ], [ -3, 3 ], [ -3, 3 ], [ -3, 2 ], [ -3, 1 ], [ -3,-5 ] +]; + +const RV34_QUANT_TAB: [u16; 32] = [ + 60, 67, 76, 85, 96, 108, 121, 136, + 152, 171, 192, 216, 242, 272, 305, 341, + 383, 432, 481, 544, 606, 683, 767, 854, + 963, 1074, 1212, 1392, 1566, 1708, 1978, 2211 +]; + +const RV34_CHROMA_QUANT_DC: [u8; 32] = [ + 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, + 14, 15, 15, 16, 17, 18, 18, 19, 20, 20, 21, 21, 22, 22, 23, 23 +]; +const RV34_CHROMA_QUANT_AC: [u8; 32] = [ + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, + 16, 17, 17, 18, 19, 20, 20, 21, 22, 22, 23, 23, 24, 24, 25, 25 +]; + +fn decode_dquant(br: &mut BitReader, q: u8) -> DecoderResult { + if br.read_bool()? { + let diff = RV34_DQUANT_TAB[q as usize][br.read(1)? as usize]; + let qp = (q as i8) + diff; + validate!((qp > 0) && (qp < 32)); + Ok(qp as u8) + } else { + let qp = br.read(5)? as u8; + Ok(qp) + } +} + +pub struct SState { + pub mb_x: usize, + pub mb_y: usize, + pub mb_w: usize, + pub mb_h: usize, + pub cbp: u32, + pub q: u8, + pub q_dc: u8, + pub set_idx: usize, + pub has_left: bool, + pub has_top: bool, + pub has_tl: bool, + pub has_tr: bool, + pub trd: u16, + pub trb: u16, +} + +impl SState { + fn new() -> Self { + Self { + mb_x: 0, + mb_y: 0, + mb_w: 0, + mb_h: 0, + cbp: 0, + q: 0, + q_dc: 0, + set_idx: 0, + has_left: false, + has_top: false, + has_tl: false, + has_tr: false, + trd: 0, + trb: 0, + } + } +} + +struct MBHist { + is_p: bool, + hist: [MBType; 4], + count: usize, +} + +impl MBHist { + fn new(ftype: FrameType) -> Self { Self { is_p: ftype == FrameType::P, hist: [MBType::Invalid; 4], count: 0 } } + fn add(&mut self, mbt: MBType) { + let mbt2 = match mbt { + MBType::MBSkip if self.is_p => MBType::MBP16x16, + MBType::MBSkip if !self.is_p => MBType::MBDirect, + _ => mbt, + }; + self.hist[self.count] = mbt2; + self.count += 1; + } + fn get_mbtype(&self) -> MBType { + if self.count == 0 { + MBType::MBIntra + } else if self.count == 1 { + self.hist[0] + } else if self.count == 2 { + if self.hist[0].get_weight() <= self.hist[1].get_weight() { + self.hist[0] + } else { + self.hist[1] + } + } else { + let mut w: [usize; 12] = [0; 12]; + for i in 0..self.count { w[self.hist[i].get_weight()] += 1; } + let mut nz_idx = 0; + for i in 0..12 { + if w[i] == self.count { return MBTYPE_FROM_WEIGHT[i]; } + if (w[i] > w[nz_idx]) || (w[nz_idx] == 0) { nz_idx = i; } + } + + MBTYPE_FROM_WEIGHT[nz_idx] + } + } +} + +fn decode_mv(br: &mut BitReader) -> DecoderResult { + let x = br.read_code_signed(IntCodeType::Gamma)? as i16; + let y = br.read_code_signed(IntCodeType::Gamma)? as i16; + Ok(MV{ x: x, y: y }) +} + +fn do_mc_16x16(dsp: &Box, buf: &mut NAVideoBuffer, prevbuf: &NAVideoBuffer, mb_x: usize, mb_y: usize, mv: MV, avg: bool) { + dsp.do_luma_mc (buf, prevbuf, mb_x * 16, mb_y * 16, mv, true, avg); + dsp.do_chroma_mc(buf, prevbuf, mb_x * 8, mb_y * 8, 1, mv, true, avg); + dsp.do_chroma_mc(buf, prevbuf, mb_x * 8, mb_y * 8, 2, mv, true, avg); +} + +fn do_mc_8x8(dsp: &Box, buf: &mut NAVideoBuffer, prevbuf: &NAVideoBuffer, mb_x: usize, xoff: usize, mb_y: usize, yoff: usize, mv: MV, avg: bool) { + dsp.do_luma_mc (buf, prevbuf, mb_x * 16 + xoff * 8, mb_y * 16 + yoff * 8, mv, false, avg); + dsp.do_chroma_mc(buf, prevbuf, mb_x * 8 + xoff * 4, mb_y * 8 + yoff * 4, 1, mv, false, avg); + dsp.do_chroma_mc(buf, prevbuf, mb_x * 8 + xoff * 4, mb_y * 8 + yoff * 4, 2, mv, false, avg); +} + +fn do_avg(cdsp: &RV34CommonDSP, buf: &mut NAVideoBuffer, avg_buf: &NAVideoBuffer, mb_x: usize, xb: usize, mb_y: usize, yb: usize, size: usize, ratio1: u32, ratio2: u32) { + for comp in 0..3 { + let xoff = if comp == 0 { mb_x * 16 + xb * 8 } else { mb_x * 8 + xb * 4 }; + let yoff = if comp == 0 { mb_y * 16 + yb * 8 } else { mb_y * 8 + yb * 4 }; + let csize = if comp == 0 { size } else { size >> 1 }; + let dstride = buf.get_stride(comp); + let doffset = buf.get_offset(comp) + xoff + yoff * dstride; + let mut data = buf.get_data_mut(); + let dst: &mut [u8] = data.as_mut_slice(); + + let sstride = avg_buf.get_stride(comp); + let soffset = avg_buf.get_offset(comp); + let data = avg_buf.get_data(); + let src: &[u8] = data.as_slice(); + + if ratio1 == ratio2 { + cdsp.avg(dst, doffset, dstride, src, soffset, sstride, csize); + } else { + cdsp.weight(dst, doffset, dstride, src, soffset, sstride, ratio2, ratio1, csize); + } + } +} + +pub struct RV34Decoder { + is_rv30: bool, + coderead: RV34Codes, + dsp: Box, + cdsp: RV34CommonDSP, + width: usize, + height: usize, + ipbs: IPBShuffler, + mvi: MVInfo, + ref_mvi: MVInfo, + last_ts: u16, + next_ts: u16, + ratio1: u32, + ratio2: u32, + is_b: bool, + mbinfo: Vec, + avg_buf: NAVideoBuffer, + base_ts: u64, +} + +impl RV34Decoder { + pub fn new(is_rv30: bool, dsp: Box) -> Self { + let tmp_vinfo = NAVideoInfo::new(16, 16, false, YUV420_FORMAT); + let mut vt = alloc_video_buffer(tmp_vinfo, 4).unwrap(); + let vb = vt.get_vbuf(); + let avg_buf = vb.unwrap(); + RV34Decoder { + is_rv30: is_rv30, + coderead: RV34Codes::new(), + dsp: dsp, + cdsp: RV34CommonDSP::new(), + ipbs: IPBShuffler::new(), + mvi: MVInfo::new(), + ref_mvi: MVInfo::new(), + mbinfo: Vec::new(), + width: 0, height: 0, + last_ts: 0, next_ts: 0, + ratio1: 0, ratio2: 0, + is_b: false, + avg_buf: avg_buf, + base_ts: 0, + } + } + fn decode_mb_header_intra(&mut self, bd: &mut RV34BitstreamDecoder, br: &mut BitReader, is_i16: bool, im: &mut IntraModeState, q: u8, has_top: bool, has_dq: bool) -> DecoderResult { + if is_i16 { + let imode = br.read(2)? as i8; + im.fill_block(imode); + return Ok(MBInfo { mbtype: MBType::MBIntra16, skip_run: 0, dquant: false }); + } else { + let dq = if !has_dq { + if !self.is_rv30 { !br.read_bool()? } else { false } + } else { false }; + if dq { + decode_dquant(br, q)?; + } + bd.decode_intra_pred(br, im.cache.data.as_mut_slice(), im.cache.xpos, im.cache.stride, has_top)?; + return Ok(MBInfo { mbtype: MBType::MBIntra, skip_run: 0, dquant: dq }); + } + } + fn decode_mb_header_inter(&mut self, bd: &mut RV34BitstreamDecoder, br: &mut BitReader, ftype: FrameType, mbtype: MBType, im: &mut IntraModeState, q: u8, has_top: bool) -> DecoderResult { + let hdr = bd.decode_inter_mb_hdr(br, ftype, mbtype)?; + validate!(hdr.mbtype != MBType::Invalid); + if hdr.dquant { + decode_dquant(br, q)?; + } + if hdr.mbtype.is_intra() { + return self.decode_mb_header_intra(bd, br, hdr.mbtype.is_16(), im, q, has_top, true); + } + return Ok(hdr); + } + + fn decode_mb_intra(&mut self, sstate: &SState, imode: &IntraModeState, buf: &mut NAVideoBuffer, br: &mut BitReader, is_16: bool) -> DecoderResult<()> { + let mut cur_cbp = sstate.cbp; + { + let q_dc = RV34_QUANT_TAB[sstate.q_dc as usize]; + let q_ac = RV34_QUANT_TAB[sstate.q as usize]; + let luma_set = if is_16 { 2 } else { 1 }; + let mut coeffs16: [i16; 16] = [0; 16]; + if is_16 { + let has_ac = self.coderead.decode_block(br, &mut coeffs16, 3, 0, q_dc, q_dc, q_ac)?; + if has_ac { + self.cdsp.transform16(&mut coeffs16); + } else { + self.cdsp.transform16_dc(&mut coeffs16); + } + } + let stride = buf.get_stride(0); + let mut offset = buf.get_offset(0) + sstate.mb_x * 16 + sstate.mb_y * 16 * stride; + let mut data = buf.get_data_mut(); + let framebuf: &mut [u8] = data.as_mut_slice(); + + if is_16 { + let im16 = imode.get_pred16_type(sstate.has_top, sstate.has_left); +//println!(" pred16 {:?}", im16); + self.cdsp.ipred16x16[im16 as usize](framebuf, offset, stride); + } + + for y in 0..4 { + for x in 0..4 { + let mut coeffs: [i16; 16] = [0; 16]; + let has_ac; + if (cur_cbp & 1) != 0 { + has_ac = self.coderead.decode_block(br, &mut coeffs, luma_set, 0, q_ac, q_ac, q_ac)?; + } else { + has_ac = false; + } + if is_16 { + coeffs[0] = coeffs16[x + y * 4]; + } else { + let noright = (sstate.mb_x == sstate.mb_w - 1) && (x == 3); + let has_top = sstate.has_top || (y > 0); + let im = imode.get_pred4_type(x, y, sstate.has_top, sstate.has_left); + let topright: [u8; 4] = if (noright && sstate.has_top && y == 0) || (x == 3 && y > 0) { + let i = offset + x * 4 - stride; + [framebuf[i + 3], framebuf[i + 3], framebuf[i + 3], framebuf[i + 3]] + } else if has_top { + let i = offset + x * 4 - stride; + [framebuf[i + 4], framebuf[i + 5], framebuf[i + 6], framebuf[i + 7]] + } else { + [0; 4] + }; +//println!(" pred4 {},{} {:?} ({})", x, y, im, im as u8); + self.cdsp.ipred4x4[im as usize](framebuf, offset + x*4, stride, &topright); + } + if has_ac { + self.cdsp.transform(&mut coeffs); + } else { + self.cdsp.transform_dc(&mut coeffs); + } + self.cdsp.add_coeffs(framebuf, offset + x * 4, stride, &coeffs); + cur_cbp >>= 1; + } + offset += stride * 4; + } + } + let q_dc = RV34_QUANT_TAB[RV34_CHROMA_QUANT_DC[sstate.q as usize] as usize]; + let q_ac = RV34_QUANT_TAB[RV34_CHROMA_QUANT_AC[sstate.q as usize] as usize]; + let chroma_set = 0; + for comp in 1..3 { + let stride = buf.get_stride(comp); + let mut offset = buf.get_offset(comp) + sstate.mb_x * 8 + sstate.mb_y * 8 * stride; + let mut data = buf.get_data_mut(); + let framebuf: &mut [u8] = data.as_mut_slice(); + if is_16 { + let im8 = imode.get_pred8_type(sstate.has_top, sstate.has_left); +//println!(" pred8 {:?}", im8); + self.cdsp.ipred8x8[im8 as usize](framebuf, offset, stride); + } + for y in 0..2 { + for x in 0..2 { + let mut coeffs: [i16; 16] = [0; 16]; + let has_ac; + if (cur_cbp & 1) != 0 { + has_ac = self.coderead.decode_block(br, &mut coeffs, chroma_set, 1, q_dc, q_ac, q_ac)?; + } else { + has_ac = false; + } + if !is_16 { + let noright = (sstate.mb_x == sstate.mb_w - 1) && (x == 1); + let has_top = sstate.has_top || (y > 0); + let im = imode.get_pred4_type_chroma(x, y, sstate.has_top, sstate.has_left); + let topright: [u8; 4] = if (noright && sstate.has_top && y == 0) || (x == 1 && y > 0) { + let i = offset + x * 4 - stride; + [framebuf[i + 3], framebuf[i + 3], framebuf[i + 3], framebuf[i + 3]] + } else if has_top { + let i = offset + x * 4 - stride; + [framebuf[i + 4], framebuf[i + 5], framebuf[i + 6], framebuf[i + 7]] + } else { + [0; 4] + }; +//println!(" pred4chr {},{} {:?} ({})", x, y, im, im as u8); + self.cdsp.ipred4x4[im as usize](framebuf, offset + x*4, stride, &topright); + } + if has_ac { + self.cdsp.transform(&mut coeffs); + } else { + self.cdsp.transform_dc(&mut coeffs); + } + self.cdsp.add_coeffs(framebuf, offset + x * 4, stride, &coeffs); + cur_cbp >>= 1; + } + offset += stride * 4; + } + } + Ok(()) + } + + fn do_mc(&mut self, buf: &mut NAVideoBuffer, mbh: &MBInfo, sstate: &SState) { + let mb_x = sstate.mb_x; + let mb_y = sstate.mb_y; + match mbh.mbtype { + MBType::MBP16x16 | MBType::MBP16x16Mix => { + if let Some(ref prevbuf) = self.ipbs.get_lastref() { + let mv = self.mvi.get_mv(mb_x, mb_y, 0, 0, true); + do_mc_16x16(&self.dsp, buf, prevbuf, mb_x, mb_y, mv, false); + } + }, + MBType::MBForward => { + if let Some(ref fwdbuf) = self.ipbs.get_b_fwdref() { + let mv = self.mvi.get_mv(mb_x, mb_y, 0, 0, true); + do_mc_16x16(&self.dsp, buf, fwdbuf, mb_x, mb_y, mv, false); + } + }, + MBType::MBBackward => { + if let Some(ref bwdbuf) = self.ipbs.get_b_bwdref() { + let mv = self.mvi.get_mv(mb_x, mb_y, 0, 0, false); + do_mc_16x16(&self.dsp, buf, bwdbuf, mb_x, mb_y, mv, false); + } + }, + MBType::MBP8x8 | MBType::MBP8x16 | MBType::MBP16x8 => { + if let Some(ref prevbuf) = self.ipbs.get_lastref() { + for y in 0..2 { + for x in 0..2 { + let mv = self.mvi.get_mv(mb_x, mb_y, x, y, true); + do_mc_8x8(&self.dsp, buf, prevbuf, mb_x, x, mb_y, y, mv, false); + } + } + } + }, + MBType::MBSkip if !self.is_b => { + if let Some(ref prevbuf) = self.ipbs.get_lastref() { + do_mc_16x16(&self.dsp, buf, prevbuf, mb_x, mb_y, ZERO_MV, false); + } + }, + MBType::MBSkip | MBType::MBDirect => { + if let (Some(ref fwdbuf), Some(ref bwdbuf)) = (self.ipbs.get_b_fwdref(), self.ipbs.get_b_bwdref()) { + for y in 0..2 { + for x in 0..2 { + let (mv_f, mv_b) = self.ref_mvi.get_mv(mb_x, mb_y, x, y, true).scale(sstate.trd, sstate.trb); + do_mc_8x8(&self.dsp, buf, fwdbuf, mb_x, x, mb_y, y, mv_f, false); + do_mc_8x8(&self.dsp, &mut self.avg_buf, bwdbuf, mb_x, x, mb_y, y, mv_b, true); + do_avg(&self.cdsp, buf, &self.avg_buf, mb_x, x, mb_y, y, 8, self.ratio1, self.ratio2); + } + } + } + }, + MBType::MBBidir => { + if let (Some(ref fwdbuf), Some(ref bwdbuf)) = (self.ipbs.get_b_fwdref(), self.ipbs.get_b_bwdref()) { + let mv_f = self.mvi.get_mv(mb_x, mb_y, 0, 0, true); + let mv_b = self.mvi.get_mv(mb_x, mb_y, 0, 0, false); + do_mc_16x16(&self.dsp, buf, fwdbuf, mb_x, mb_y, mv_f, false); + do_mc_16x16(&self.dsp, &mut self.avg_buf, bwdbuf, mb_x, mb_y, mv_b, true); + do_avg(&self.cdsp, buf, &self.avg_buf, mb_x, 0, mb_y, 0, 16, self.ratio1, self.ratio2); + } + }, + _ => {}, + }; + } + fn decode_mb_inter(&mut self, sstate: &SState, mbh: &MBInfo, buf: &mut NAVideoBuffer, br: &mut BitReader, is_16: bool) -> DecoderResult<()> { + self.do_mc(buf, mbh, sstate); + + let mut cur_cbp = sstate.cbp; + + { + let q_dc = RV34_QUANT_TAB[sstate.q_dc as usize]; + let q_ac = RV34_QUANT_TAB[sstate.q as usize]; + let luma_set = if is_16 { 2 } else { 0 }; + let mut coeffs16: [i16; 16] = [0; 16]; + if is_16 { + let has_ac = self.coderead.decode_block(br, &mut coeffs16, 3, 0, q_dc, q_dc, q_ac)?; + if has_ac { + self.cdsp.transform16(&mut coeffs16); + } else { + self.cdsp.transform16_dc(&mut coeffs16); + } + } + let stride = buf.get_stride(0); + let mut offset = buf.get_offset(0) + sstate.mb_x * 16 + sstate.mb_y * 16 * stride; + let mut data = buf.get_data_mut(); + let framebuf: &mut [u8] = data.as_mut_slice(); + + for y in 0..4 { + for x in 0..4 { + let mut coeffs: [i16; 16] = [0; 16]; + let has_ac; + if (cur_cbp & 1) != 0 { + has_ac = self.coderead.decode_block(br, &mut coeffs, luma_set, 0, q_ac, q_ac, q_ac)?; + } else { + has_ac = false; + } + if is_16 { + coeffs[0] = coeffs16[x + y * 4]; + } + if has_ac { + self.cdsp.transform(&mut coeffs); + } else { + self.cdsp.transform_dc(&mut coeffs); + } + self.cdsp.add_coeffs(framebuf, offset + x * 4, stride, &coeffs); + cur_cbp >>= 1; + } + offset += stride * 4; + } + } + if is_16 { + self.coderead.select_codes(false, sstate.q, sstate.set_idx, false); + } + let q_dc = RV34_QUANT_TAB[RV34_CHROMA_QUANT_DC[sstate.q as usize] as usize]; + let q_ac = RV34_QUANT_TAB[RV34_CHROMA_QUANT_AC[sstate.q as usize] as usize]; + let chroma_set = 1; + for comp in 1..3 { + let stride = buf.get_stride(comp); + let mut offset = buf.get_offset(comp) + sstate.mb_x * 8 + sstate.mb_y * 8 * stride; + let mut data = buf.get_data_mut(); + let framebuf: &mut [u8] = data.as_mut_slice(); + for _ in 0..2 { + for x in 0..2 { + let mut coeffs: [i16; 16] = [0; 16]; + let has_ac; + if (cur_cbp & 1) != 0 { + has_ac = self.coderead.decode_block(br, &mut coeffs, chroma_set, 1, q_dc, q_ac, q_ac)?; + } else { + has_ac = false; + } + if has_ac { + self.cdsp.transform(&mut coeffs); + } else { + self.cdsp.transform_dc(&mut coeffs); + } + self.cdsp.add_coeffs(framebuf, offset + x * 4, stride, &coeffs); + cur_cbp >>= 1; + } + offset += stride * 4; + } + } + Ok(()) + } + fn fill_deblock_flags(&self, sstate: &SState, mb_pos: usize, mbinfo: &mut Vec) { + let mbt = mbinfo[mb_pos].mbtype; + let mut hmvmask = 0; + let mut vmvmask = 0; + + for y in 0..2 { + for x in 0..2 { + let shift = x * 2 + y * 8; + if ((x > 0) || (sstate.mb_x > 0)) && self.mvi.mv_gt_3(sstate.mb_x, sstate.mb_y, x, y, false) { + vmvmask |= 0x11 << shift; + } + if ((y > 0) || sstate.has_top) && self.mvi.mv_gt_3(sstate.mb_x, sstate.mb_y, x, y, true) { + hmvmask |= 0x03 << shift; + } + } + } + if !sstate.has_top { hmvmask &= !0x000F; } + if sstate.mb_x == 0 { vmvmask &= !0x1111; } + if self.is_rv30 { + vmvmask |= (vmvmask & 0x4444) >> 1; + hmvmask |= (hmvmask & 0x0F00) >> 4; + if sstate.mb_x > 0 { + mbinfo[mb_pos - 1].deblock |= (vmvmask & 0x1111) << 3; + } + if sstate.has_top { + + mbinfo[mb_pos - sstate.mb_w].deblock |= (hmvmask & 0xF) << 12; + } + } + if mbt.is_intra_or_16() { + mbinfo[mb_pos].deblock = 0xFFFF; + mbinfo[mb_pos].cbp_c = 0xFF; + } else { + mbinfo[mb_pos].deblock = (mbinfo[mb_pos].cbp as u16) | hmvmask | vmvmask; + mbinfo[mb_pos].cbp_c = (mbinfo[mb_pos].cbp >> 16) as u8; + } + } + + pub fn parse_frame(&mut self, src: &[u8], bd: &mut RV34BitstreamDecoder) -> DecoderResult<(NABufferType, FrameType, u64)> { + let mut slice_offs: Vec = Vec::new(); + parse_slice_offsets(src, &mut slice_offs)?; + let ini_off = slice_offs.len() * 8 + 1; + + let mut br = BitReader::new(&src[ini_off..], src.len() - ini_off, BitReaderMode::BE); + let hdr0 = decode_slice_header(&mut br, bd, 0, &slice_offs, self.width, self.height)?; + validate!((hdr0.width != 0) && (hdr0.height != 0)); + self.width = hdr0.width; + self.height = hdr0.height; + let mb_w = (hdr0.width + 15) >> 4; + let mb_h = (hdr0.height + 15) >> 4; + let mut mb_pos: usize = 0; + let mut slice = hdr0; + let mut slice_no: usize = 1; + let is_intra = hdr0.ftype == FrameType::I; + let mut skip_run: usize = 0; + let mut imode = IntraModeState::new(mb_w); + let mut q = hdr0.quant; + + let mut sstate = SState::new(); + let mut mbinfo: Vec = Vec::with_capacity(mb_w * mb_h); + + self.is_b = hdr0.ftype == FrameType::B; + if hdr0.ftype != FrameType::B { + self.last_ts = self.next_ts; + self.next_ts = hdr0.pts; + if self.last_ts > self.next_ts { + self.base_ts += 1 << 13; + } + } + let ts_diff = (self.next_ts << 3).wrapping_sub(hdr0.pts << 3) >> 3; + let ts = self.base_ts + (self.next_ts as u64) - (ts_diff as u64); + sstate.trd = (self.next_ts << 3).wrapping_sub(self.last_ts << 3) >> 3; + sstate.trb = (hdr0.pts << 3).wrapping_sub(self.last_ts << 3) >> 3; + if sstate.trb != 0 { + self.ratio1 = ((sstate.trb as u32) << 14) / (sstate.trd as u32); + self.ratio2 = (((sstate.trd as u32) - (sstate.trb as u32)) << 14) / (sstate.trd as u32); + } else { + self.ratio1 = 1 << 14 >> 1; + self.ratio2 = 1 << 14 >> 1; + } + //todo validate against ref frame + +//println!(" frame {:?} pts {} {}x{} trd = {} trb = {}", hdr0.ftype, hdr0.pts, hdr0.width, hdr0.height, sstate.trd, sstate.trb); + + let vinfo = NAVideoInfo::new(hdr0.width, hdr0.height, false, YUV420_FORMAT); + let bufret = alloc_video_buffer(vinfo, 4); + if let Err(_) = bufret { return Err(DecoderError::InvalidData); } + let mut bufinfo = bufret.unwrap(); + let mut buf = bufinfo.get_vbuf().unwrap(); + + sstate.q = q; + sstate.has_top = false; + sstate.mb_w = mb_w; + sstate.mb_h = mb_h; + sstate.set_idx = hdr0.set_idx; + + self.mvi.resize(mb_w, mb_h); + for mb_y in 0..mb_h { + sstate.mb_y = mb_y; + sstate.has_left = false; + for mb_x in 0..mb_w { + sstate.mb_x = mb_x; + if mb_pos == slice.end { + slice = decode_slice_header(&mut br, bd, slice_no, &slice_offs, self.width, self.height)?; +//println!(" new slice! {}-{}", mb_pos, slice.end); + validate!(slice.fits(&hdr0)); + q = slice.quant; + slice_no += 1; + imode.reset(); + sstate.q = q; + sstate.has_top = false; + sstate.has_left = false; + sstate.set_idx = slice.set_idx; + } + sstate.has_top = (mb_pos - slice.start) >= mb_w; + sstate.has_tl = sstate.has_top && (mb_x > 0) && (mb_pos > slice.start + mb_w); + sstate.has_tr = (mb_x < mb_w - 1) && (mb_pos - slice.start >= mb_w - 1); + imode.set_mb_x(mb_x); + let mbh = if is_intra { + let is_i16 = br.read_bool()?; + self.decode_mb_header_intra(bd, &mut br, is_i16, &mut imode, q, sstate.has_top, false)? + } else { + if skip_run == 0 { + let mbtype; + if self.is_rv30 { + mbtype = MBType::Invalid; + } else { + let mut hist = MBHist::new(hdr0.ftype); + if sstate.has_top { + hist.add(mbinfo[mb_pos - mb_w].mbtype); + if sstate.has_tr { hist.add(mbinfo[mb_pos - mb_w + 1].mbtype); } + } + if sstate.has_left { hist.add(mbinfo[mb_pos - 1].mbtype); } + if sstate.has_tl { hist.add(mbinfo[mb_pos - mb_w - 1].mbtype); } + mbtype = hist.get_mbtype(); + } + self.decode_mb_header_inter(bd, &mut br, hdr0.ftype, mbtype, &mut imode, q, sstate.has_top)? + } else { + skip_run -= 1; + MBInfo { mbtype: MBType::MBSkip, skip_run: 0, dquant: false } + } + }; + if !mbh.mbtype.is_intra() { + let mut mvs: [MV; 4] = [ZERO_MV; 4]; + for i in 0..mbh.mbtype.get_num_mvs() { + mvs[i] = decode_mv(&mut br)?; + } + if !self.is_b { + self.mvi.set_mb(mb_x, mb_y, mbh.mbtype, &self.ref_mvi, &mvs, &sstate); + } else { + let (mv_f, mv_b) = bd.predict_b_mv(&sstate, &self.mvi, mbh.mbtype, &mvs, &mbinfo); + self.mvi.fill(mb_x, mb_y, true, mv_f); + self.mvi.fill(mb_x, mb_y, false, mv_b); + } + } + let cbp; +// println!(" mb {}.{} type {:?}", mb_x, mb_y, mbh.mbtype); + let is_16 = (mbh.mbtype == MBType::MBIntra16) || (mbh.mbtype == MBType::MBP16x16Mix); + if mbh.mbtype == MBType::MBSkip { + cbp = 0; + if mbh.skip_run > 0 { + skip_run = mbh.skip_run; + } + } else { + self.coderead.select_codes(mbh.mbtype.is_intra(), q, slice.set_idx, is_16); + if mbh.mbtype == MBType::MBP16x16Mix { + self.coderead.select_codes(true, q, slice.set_idx, true); + } + cbp = self.coderead.decode_cbp(&mut br)?; +// println!(" CBP {:X} @ {}", cbp, br.tell()); + } + sstate.cbp = cbp; + if is_intra || mbh.mbtype.is_intra() { + sstate.q_dc = bd.quant_dc(true, q); + self.decode_mb_intra(&sstate, &imode, &mut buf, &mut br, is_16)?; + } else { + imode.fill_block(0); + self.decode_mb_inter(&sstate, &mbh, &mut buf, &mut br, is_16)?; + } + + let mi = RV34MBInfo { cbp: cbp, q: q, mbtype: mbh.mbtype, deblock: 0, cbp_c: 0 }; + mbinfo.push(mi); + if is_intra { + mbinfo[mb_pos].deblock = 0xFFFF; + mbinfo[mb_pos].cbp_c = 0xFF; + } else { + self.fill_deblock_flags(&sstate, mb_pos, &mut mbinfo); + } + sstate.has_left = true; + mb_pos += 1; + } + if hdr0.deblock && (mb_y >= 1) { + self.dsp.loop_filter(&mut buf, hdr0.ftype, &mbinfo, mb_w, mb_y - 1); + } + imode.update(); + } + if hdr0.deblock { + self.dsp.loop_filter(&mut buf, hdr0.ftype, &mbinfo, mb_w, mb_h - 1); + } +/*if self.is_b{ + let stride = buf.get_stride(0); + let mut offset = buf.get_offset(0); + let mut data = buf.get_data_mut(); + let framebuf: &mut [u8] = data.as_mut_slice(); + + for _ in 0..mb_h { + for x in 0..mb_w { + for i in 0..16 { framebuf[offset + x * 16 + 15 + i*stride] = 255; } + } + for x in 0..mb_w*16 { framebuf[offset+stride*15+x] = 255;} + offset += 16 * stride; + } +}*/ + if !self.is_b { + self.ipbs.add_frame(buf); + mem::swap(&mut self.mvi, &mut self.ref_mvi); + mem::swap(&mut self.mbinfo, &mut mbinfo); + } + + Ok((bufinfo, hdr0.ftype, ts)) + } +} diff --git a/src/codecs/real/rv30dsp.rs b/src/codecs/real/rv30dsp.rs new file mode 100644 index 0000000..049e002 --- /dev/null +++ b/src/codecs/real/rv30dsp.rs @@ -0,0 +1,435 @@ +use frame::{FrameType, NAVideoBuffer}; +use codecs::MV; +use codecs::blockdsp::edge_emu; +use super::rv3040::{RV34DSP, RV34MBInfo}; + +fn clip8(a: i16) -> u8 { + if a < 0 { 0 } + else if a > 255 { 255 } + else { a as u8 } +} + +fn rv3_filter_h(dst: &mut [u8], mut didx: usize, dstride: usize, src: &[u8], mut sidx: usize, sstride: usize, bsize: usize, c1: i16, c2: i16) { + for _ in 0..bsize { + for x in 0..bsize { + dst[didx + x] = clip8((-((src[sidx + x - 1] as i16) + (src[sidx + x + 2] as i16)) + (src[sidx + x + 0] as i16) * c1 + (src[sidx + x + 1] as i16) * c2 + 8) >> 4); + } + sidx += sstride; + didx += dstride; + } +} + +fn rv3_filter_v(dst: &mut [u8], mut didx: usize, dstride: usize, src: &[u8], mut sidx: usize, sstride: usize, bsize: usize, c1: i16, c2: i16) { + for _ in 0..bsize { + for x in 0..bsize { + dst[didx + x] = clip8((-((src[sidx + x - 1 * sstride] as i16) + (src[sidx + x + 2 * sstride] as i16)) + (src[sidx + x + 0 * sstride] as i16) * c1 + (src[sidx + x + 1 * sstride] as i16) * c2 + 8) >> 4); + } + sidx += sstride; + didx += dstride; + } +} + +macro_rules! mc_matrix { + ($s: ident, $o: expr, $c1: expr) => ( + ($c1 * 6) * ($s[$o] as i32) + ($c1 * 9) * ($s[$o + 1] as i32) + ($c1) * ($s[$o + 2] as i32) + ); + ($s: ident, $o: expr, $c1: expr, $d1: expr, $d2: expr) => ( + (-$c1) * ($s[$o - 1] as i32) + ($c1 * $d1) * ($s[$o] as i32) + ($c1 * $d2) * ($s[$o + 1] as i32) + (-$c1) * ($s[$o + 2] as i32) + ); + ($s: ident, $o: expr, $ss: expr, $c1: expr, $c2: expr, $d1: expr, $d2: expr) => ( + ((mc_matrix!($s, $o - $ss, -1, $d1, $d2) + + mc_matrix!($s, $o , $c1, $d1, $d2) + + mc_matrix!($s, $o + $ss, $c2, $d1, $d2) + + mc_matrix!($s, $o + 2 * $ss, -1, $d1, $d2) + 128) >> 8) as i16 + ); + (m22; $s: ident, $o: expr, $ss: expr) => ( + ((mc_matrix!($s, $o + 0 * $ss, 6) + + mc_matrix!($s, $o + 1 * $ss, 9) + + mc_matrix!($s, $o + 2 * $ss, 1) + 128) >> 8) as i16 + ); +} + +macro_rules! mc_func { + (copy; $name: ident, $size: expr) => ( + fn $name (dst: &mut [u8], mut didx: usize, dstride: usize, src: &[u8], mut sidx: usize, sstride: usize) { + for _ in 0..$size { + let d = &mut dst[didx..][..$size]; + let s = &src[sidx..][..$size]; + for x in 0..$size { d[x] = s[x]; } + didx += dstride; + sidx += sstride; + } + } + ); + (hor; $name: ident, $c1: expr, $c2: expr, $size: expr) => ( + fn $name (dst: &mut [u8], didx: usize, dstride: usize, src: &[u8], sidx: usize, sstride: usize) { + rv3_filter_h(dst, didx, dstride, src, sidx, sstride, $size, $c1, $c2); + } + ); + (ver; $name: ident, $c1: expr, $c2: expr, $size: expr) => ( + fn $name (dst: &mut [u8], didx: usize, dstride: usize, src: &[u8], sidx: usize, sstride: usize) { + rv3_filter_v(dst, didx, dstride, src, sidx, sstride, $size, $c1, $c2); + } + ); + (m11; $name: ident, $size: expr) => ( + fn $name (dst: &mut [u8], mut didx: usize, dstride: usize, src: &[u8], mut sidx: usize, sstride: usize) { + for _ in 0..$size { + for x in 0..$size { + dst[didx + x] = clip8(mc_matrix!(src, sidx + x, sstride, 12, 6, 12, 6)); + } + didx += dstride; + sidx += sstride; + } + } + ); + (m12; $name: ident, $size: expr) => ( + fn $name (dst: &mut [u8], mut didx: usize, dstride: usize, src: &[u8], mut sidx: usize, sstride: usize) { + for _ in 0..$size { + for x in 0..$size { + dst[didx + x] = clip8(mc_matrix!(src, sidx + x, sstride, 6, 12, 12, 6)); + } + didx += dstride; + sidx += sstride; + } + } + ); + (m21; $name: ident, $size: expr) => ( + fn $name (dst: &mut [u8], mut didx: usize, dstride: usize, src: &[u8], mut sidx: usize, sstride: usize) { + for _ in 0..$size { + for x in 0..$size { + dst[didx + x] = clip8(mc_matrix!(src, sidx + x, sstride, 12, 6, 6, 12)); + } + didx += dstride; + sidx += sstride; + } + } + ); + (m22; $name: ident, $size: expr) => ( + fn $name (dst: &mut [u8], mut didx: usize, dstride: usize, src: &[u8], mut sidx: usize, sstride: usize) { + for _ in 0..$size { + for x in 0..$size { + dst[didx + x] = clip8(mc_matrix!(m22; src, sidx + x, sstride)); + } + didx += dstride; + sidx += sstride; + } + } + ); +} +mc_func!(copy; copy_16, 16); +mc_func!(copy; copy_8, 8); +mc_func!(hor; luma_mc_10_16, 12, 6, 16); +mc_func!(hor; luma_mc_20_16, 6, 12, 16); +mc_func!(hor; luma_mc_10_8, 12, 6, 8); +mc_func!(hor; luma_mc_20_8, 6, 12, 8); +mc_func!(ver; luma_mc_01_16, 12, 6, 16); +mc_func!(ver; luma_mc_02_16, 6, 12, 16); +mc_func!(ver; luma_mc_01_8, 12, 6, 8); +mc_func!(ver; luma_mc_02_8, 6, 12, 8); +mc_func!(m11; luma_mc_11_16, 16); +mc_func!(m11; luma_mc_11_8, 8); +mc_func!(m21; luma_mc_21_16, 16); +mc_func!(m21; luma_mc_21_8, 8); +mc_func!(m12; luma_mc_12_16, 16); +mc_func!(m12; luma_mc_12_8, 8); +mc_func!(m22; luma_mc_22_16, 16); +mc_func!(m22; luma_mc_22_8, 8); + +const RV30_CHROMA_FRAC1: [u16; 3] = [ 8, 5, 3 ]; +const RV30_CHROMA_FRAC2: [u16; 3] = [ 0, 3, 5 ]; +fn rv30_chroma_mc(dst: &mut [u8], mut didx: usize, dstride: usize, src: &[u8], mut sidx: usize, sstride: usize, size: usize, x: usize, y: usize) { + if (x == 0) && (y == 0) { + for _ in 0..size { + for x in 0..size { dst[didx + x] = src[sidx + x]; } + didx += dstride; + sidx += sstride; + } + return; + } + let a = RV30_CHROMA_FRAC1[x] * RV30_CHROMA_FRAC1[y]; + let b = RV30_CHROMA_FRAC2[x] * RV30_CHROMA_FRAC1[y]; + let c = RV30_CHROMA_FRAC1[x] * RV30_CHROMA_FRAC2[y]; + let d = RV30_CHROMA_FRAC2[x] * RV30_CHROMA_FRAC2[y]; + for _ in 0..size { + for x in 0..size { + dst[didx + x] = ((a * (src[sidx + x] as u16) + + b * (src[sidx + x + 1] as u16) + + c * (src[sidx + x + sstride] as u16) + + d * (src[sidx + x + 1 + sstride] as u16) + 32) >> 6) as u8; + } + didx += dstride; + sidx += sstride; + } +} + +pub struct RV30DSP { + luma_mc: [[fn (&mut [u8], usize, usize, &[u8], usize, usize); 9]; 2], +} + +impl RV30DSP { + pub fn new() -> Self { + RV30DSP { + luma_mc: [ + [ copy_16, luma_mc_10_16, luma_mc_20_16, + luma_mc_01_16, luma_mc_11_16, luma_mc_21_16, + luma_mc_02_16, luma_mc_12_16, luma_mc_22_16 ], + [ copy_8, luma_mc_10_8, luma_mc_20_8, + luma_mc_01_8, luma_mc_11_8, luma_mc_21_8, + luma_mc_02_8, luma_mc_12_8, luma_mc_22_8 ] ], + } + } +} + +macro_rules! el { + ($src: ident, $o: expr) => ($src[$o] as i16); +} + +fn clip_symm(a: i16, lim: i16) -> i16 { + if a < -lim { + -lim + } else if a > lim { + lim + } else { + a + } +} + +const RV30_LOOP_FILTER_STRENGTH: [i16; 32] = [ + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, + 2, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5 +]; + +macro_rules! test_bit { + ($pat: expr, $x: expr) => ( (($pat >> $x) & 1) != 0 ) +} + +fn rv30_loop_filter4(pix: &mut [u8], mut off: usize, step: usize, stride: usize, lim: i16) { + for _ in 0..4 { + let a = el!(pix, off - 2*step); + let b = el!(pix, off - step); + let c = el!(pix, off); + let d = el!(pix, off + step); + let diff0 = ((a - d) - (b - c) * 4) >> 3; + let diff = clip_symm(diff0, lim); + pix[off - step] = clip8(b + diff); + pix[off ] = clip8(c - diff); + off += stride; + } +} + +fn rv30_div_mv(mv: i16) -> (i16, usize) { + let i = mv / 3; + let f = mv - i * 3; + if f < 0 { + (i - 1, (f + 3) as usize) + } else { + (i, f as usize) + } +} + +fn check_pos(x: usize, y: usize, size: usize, w: usize, h: usize, dx: i16, dy: i16, e0: isize, e1: isize, e2: isize, e3: isize) -> bool { + let xn = (x as isize) + (dx as isize); + let yn = (y as isize) + (dy as isize); + + (xn - e0 >= 0) && (xn + (size as isize) + e1 <= (w as isize)) && (yn - e2 >= 0) && (yn + (size as isize) + e3 <= (h as isize)) +} + +const RV30_EDGE1: [isize; 3] = [ 0, 1, 1 ]; +const RV30_EDGE2: [isize; 3] = [ 0, 2, 2 ]; + +impl RV34DSP for RV30DSP { + fn loop_filter(&self, frame: &mut NAVideoBuffer, _ftype: FrameType, mbinfo: &[RV34MBInfo], mb_w: usize, row: usize) { + let mut offs: [usize; 3] = [0; 3]; + let mut stride: [usize; 3] = [0; 3]; + + for comp in 0..3 { + stride[comp] = frame.get_stride(comp); + let start = if comp == 0 { row * 16 } else { row * 8 }; + offs[comp] = frame.get_offset(comp) + start * stride[comp]; + } + + let mut data = frame.get_data_mut(); + let dst: &mut [u8] = data.as_mut_slice(); + + // vertical filter + let mut left_cbp = 0; + let mut left_lim = 0; + let mut left_dbk = 0; + let mut mb_pos: usize = row * mb_w; + for mb_x in 0..mb_w { + let cur_lim = RV30_LOOP_FILTER_STRENGTH[mbinfo[mb_pos].q as usize]; + let cur_dbk = mbinfo[mb_pos].deblock; + let cur_cbp = mbinfo[mb_pos].cbp_c; + let xstart = if mb_x == 0 { 1 } else { 0 }; + for y in 0..4 { + let yoff = offs[0] + mb_x * 16 + y * 4 * stride[0]; + for x in xstart..4 { + let cs = x + y*4; + let loc_lim; + + if test_bit!(cur_dbk, cs) { + loc_lim = cur_lim; + } else if (x == 0) && test_bit!(left_dbk, cs + 3) { + loc_lim = left_lim; + } else if (x != 0) && test_bit!(cur_dbk, cs - 1) { + loc_lim = cur_lim; + } else { + loc_lim = 0; + } + if loc_lim != 0 { + rv30_loop_filter4(dst, yoff + x * 4, 1, stride[0], loc_lim); + } + } + } + + for comp in 1..3 { + for y in 0..2 { + let coff = offs[comp] + mb_x * 8 + y * 4 * stride[comp]; + for x in xstart..2 { + let cs = x + y * 2 + (comp - 1) * 4; + let loc_lim; + + if test_bit!(cur_cbp, cs) { + loc_lim = cur_lim; + } else if (x == 0) && test_bit!(left_cbp, cs + 1) { + loc_lim = left_lim; + } else if (x != 0) && test_bit!(cur_cbp, cs - 1) { + loc_lim = cur_lim; + } else { + loc_lim = 0; + } + if loc_lim != 0 { + rv30_loop_filter4(dst, coff + x * 4, 1, stride[comp], loc_lim); + } + } + } + } + + left_lim = cur_lim; + left_dbk = cur_dbk; + left_cbp = cur_cbp; + mb_pos += 1; + } + + // horizontal filter + let mut mb_pos: usize = row * mb_w; + for mb_x in 0..mb_w { + let cur_lim = RV30_LOOP_FILTER_STRENGTH[mbinfo[mb_pos].q as usize]; + let cur_dbk = mbinfo[mb_pos].deblock; + let cur_cbp = mbinfo[mb_pos].cbp_c; + let ystart = if row == 0 { 1 } else { 0 }; + let top_lim; + let top_dbk; + let top_cbp; + if row > 0 { + top_lim = RV30_LOOP_FILTER_STRENGTH[mbinfo[mb_pos - mb_w].q as usize]; + top_dbk = mbinfo[mb_pos - mb_w].deblock; + top_cbp = mbinfo[mb_pos - mb_w].cbp_c; + } else { + top_lim = 0; + top_dbk = 0; + top_cbp = 0; + } + for y in ystart..4 { + let yoff = offs[0] + mb_x * 16 + y * 4 * stride[0]; + for x in 0..4 { + let cs = x + y*4; + let loc_lim; + + if test_bit!(cur_dbk, cs) { + loc_lim = cur_lim; + } else if (y == 0) && test_bit!(top_dbk, cs + 12) { + loc_lim = top_lim; + } else if (y != 0) && test_bit!(cur_dbk, cs - 4) { + loc_lim = cur_lim; + } else { + loc_lim = 0; + } + if loc_lim != 0 { + rv30_loop_filter4(dst, yoff + x * 4, stride[0], 1, loc_lim); + } + } + } + + for comp in 1..3 { + for y in ystart..2 { + let coff = offs[comp] + mb_x * 8 + y * 4 * stride[comp]; + for x in 0..2 { + let cs = x + y * 2 + (comp - 1) * 4; + let loc_lim; + + if test_bit!(cur_cbp, cs) { + loc_lim = cur_lim; + } else if (y == 0) && test_bit!(top_cbp, cs + 2) { + loc_lim = top_lim; + } else if (y != 0) && test_bit!(cur_cbp, cs - 2) { + loc_lim = cur_lim; + } else { + loc_lim = 0; + } + if loc_lim != 0 { + rv30_loop_filter4(dst, coff + x * 4, stride[comp], 1, loc_lim); + } + } + } + } + + mb_pos += 1; + } + } + fn do_luma_mc(&self, frame: &mut NAVideoBuffer, prev_frame: &NAVideoBuffer, x: usize, y: usize, mv: MV, use16: bool, avg: bool) { + let size: usize = if use16 { 16 } else { 8 }; + let dstride = frame.get_stride(0); + let doffset = frame.get_offset(0) + (if !avg { x + y * dstride } else { 0 }); + let mut data = frame.get_data_mut(); + let dst: &mut [u8] = data.as_mut_slice(); + + let (w_, h_) = prev_frame.get_dimensions(0); + let w = (w_ + 15) & !15; + let h = (h_ + 15) & !15; + + let (dx, cx) = rv30_div_mv(mv.x); + let (dy, cy) = rv30_div_mv(mv.y); + let mode = cx + cy * 3; + + if check_pos(x, y, size, w, h, dx, dy, RV30_EDGE1[cx], RV30_EDGE2[cx], RV30_EDGE1[cy], RV30_EDGE2[cy]) { + let sstride = prev_frame.get_stride(0); + let mut soffset = prev_frame.get_offset(0) + x + y * sstride; + let data = prev_frame.get_data(); + let src: &[u8] = data.as_slice(); + soffset = ((soffset as isize) + (dx as isize) + (dy as isize) * (sstride as isize)) as usize; + self.luma_mc[if use16 { 0 } else { 1 }][mode](dst, doffset, dstride, src, soffset, sstride); + } else { + let mut ebuf: [u8; 32*20] = [0; 32*20]; + edge_emu(prev_frame, (x as isize) + (dx as isize) - 1, (y as isize) + (dy as isize) - 1, 16+3, 16+3, &mut ebuf, 32, 0); + self.luma_mc[if use16 { 0 } else { 1 }][mode](dst, doffset, dstride, &ebuf, 32 + 1, 32); + } + } + fn do_chroma_mc(&self, frame: &mut NAVideoBuffer, prev_frame: &NAVideoBuffer, x: usize, y: usize, comp: usize, mv: MV, use8: bool, avg: bool) { + let size: usize = if use8 { 8 } else { 4 }; + let dstride = frame.get_stride(comp); + let doffset = frame.get_offset(comp) + (if !avg { x + y * dstride } else { 0 }); + let mut data = frame.get_data_mut(); + let dst: &mut [u8] = data.as_mut_slice(); + + let (w_, h_) = prev_frame.get_dimensions(comp); + let w = (w_ + 7) & !7; + let h = (h_ + 7) & !7; + + let (dx, cx) = rv30_div_mv(mv.x / 2); + let (dy, cy) = rv30_div_mv(mv.y / 2); + + if check_pos(x, y, size, w, h, dx, dy, 0, 1, 0, 1) { + let sstride = prev_frame.get_stride(comp); + let mut soffset = prev_frame.get_offset(comp) + x + y * sstride; + let data = prev_frame.get_data(); + let src: &[u8] = data.as_slice(); + soffset = ((soffset as isize) + (dx as isize) + (dy as isize) * (sstride as isize)) as usize; + rv30_chroma_mc(dst, doffset, dstride, src, soffset, sstride, size, cx, cy); + } else { + let mut ebuf: [u8; 16*10] = [0; 16*10]; + edge_emu(prev_frame, (x as isize) + (dx as isize), (y as isize) + (dy as isize), 8+1, 8+1, &mut ebuf, 16, comp); + rv30_chroma_mc(dst, doffset, dstride, &ebuf, 0, 16, size, cx, cy); + } + } +} diff --git a/src/codecs/real/rv34codes.rs b/src/codecs/real/rv34codes.rs new file mode 100644 index 0000000..a617535 --- /dev/null +++ b/src/codecs/real/rv34codes.rs @@ -0,0 +1,4284 @@ +use codecs::DecoderResult; +use io::bitreader::BitReader; +use io::codebook::*; + +struct CBPSet { + cbp_pattern: Codebook, + cbp: [Codebook; 4], +} + +struct CoefSet { + blk_pattern0: Vec>, + blk_pattern1: Vec>, + blk_pattern2: Vec>, +} + +struct FullSet { + cbp: Vec, + cset: CoefSet, + coeffs: Codebook, +} + +struct RV34CodeReader { + lengths: Vec, + codes: Vec, + syms: Vec, +} + +impl RV34CodeReader { + fn new(data: &'static [u8]) -> Self { + let len = data.len(); + let mut lengths: Vec = Vec::with_capacity(len); + let mut codes: Vec = Vec::with_capacity(len); + let mut syms: Vec = Vec::with_capacity(len); + let mut counts: [u32; 17] = [0; 17]; + let mut prefix: [u32; 17] = [0; 17]; + for i in 0..len { + if data[i] > 0 { + counts[data[i] as usize] += 1; + } + } + for i in 0..16 { + prefix[i + 1] = (prefix[i] + counts[i]) << 1; + } + for i in 0..len { + if data[i] == 0 { continue; } + lengths.push(data[i]); + let bits = data[i] as usize; + codes.push(prefix[bits]); + prefix[bits] += 1; + syms.push(i as u16); + } + + RV34CodeReader { codes: codes, lengths: lengths, syms: syms } + } +} + +impl CodebookDescReader for RV34CodeReader { + fn bits(&mut self, idx: usize) -> u8 { self.lengths[idx] } + fn code(&mut self, idx: usize) -> u32 { self.codes[idx] } + fn sym (&mut self, idx: usize) -> u16 { self.syms[idx] } + fn len (&mut self) -> usize { self.lengths.len() } +} + +struct RV34CBPCodeReader { + lengths: Vec, + codes: Vec, + syms: Vec, +} + +const RV34_CBP_SYMS: [u8; 16] = [ + 0x00, 0x20, 0x10, 0x30, 0x02, 0x22, 0x12, 0x32, + 0x01, 0x21, 0x11, 0x31, 0x03, 0x23, 0x13, 0x33 +]; + +impl RV34CBPCodeReader { + fn new(data: &'static [u8]) -> Self { + let len = data.len(); + let mut lengths: Vec = Vec::with_capacity(len); + let mut codes: Vec = Vec::with_capacity(len); + let mut syms: Vec = Vec::with_capacity(len); + let mut counts: [u32; 17] = [0; 17]; + let mut prefix: [u32; 17] = [0; 17]; + for i in 0..len { + if data[i] > 0 { + counts[data[i] as usize] += 1; + } + } + for i in 0..16 { + prefix[i + 1] = (prefix[i] + counts[i]) << 1; + } + for i in 0..len { + if data[i] == 0 { continue; } + lengths.push(data[i]); + let bits = data[i] as usize; + codes.push(prefix[bits]); + prefix[bits] += 1; + syms.push(RV34_CBP_SYMS[i]); + } + + RV34CBPCodeReader { codes: codes, lengths: lengths, syms: syms } + } +} + +impl CodebookDescReader for RV34CBPCodeReader { + fn bits(&mut self, idx: usize) -> u8 { self.lengths[idx] } + fn code(&mut self, idx: usize) -> u32 { self.codes[idx] } + fn sym (&mut self, idx: usize) -> u8 { self.syms[idx] } + fn len (&mut self) -> usize { self.lengths.len() } +} + +impl CBPSet { + fn new(intra: bool, set: usize, subset: usize) -> Self { + if intra { + let mut coderead = RV34CodeReader::new(&RV34_INTRA_CBPPAT[set][subset]); + let cbp_pat = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let mut coderead = RV34CBPCodeReader::new(&RV34_INTRA_CBP[set][subset + 0*2]); + let cbp0 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let mut coderead = RV34CBPCodeReader::new(&RV34_INTRA_CBP[set][subset + 1*2]); + let cbp1 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let mut coderead = RV34CBPCodeReader::new(&RV34_INTRA_CBP[set][subset + 2*2]); + let cbp2 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let mut coderead = RV34CBPCodeReader::new(&RV34_INTRA_CBP[set][subset + 3*2]); + let cbp3 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + CBPSet { cbp_pattern: cbp_pat, cbp: [cbp0, cbp1, cbp2, cbp3] } + } else { + let mut coderead = RV34CodeReader::new(&RV34_INTER_CBPPAT[set]); + let cbp_pat = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let mut coderead = RV34CBPCodeReader::new(&RV34_INTER_CBP[set][0]); + let cbp0 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let mut coderead = RV34CBPCodeReader::new(&RV34_INTER_CBP[set][1]); + let cbp1 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let mut coderead = RV34CBPCodeReader::new(&RV34_INTER_CBP[set][2]); + let cbp2 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let mut coderead = RV34CBPCodeReader::new(&RV34_INTER_CBP[set][3]); + let cbp3 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + CBPSet { cbp_pattern: cbp_pat, cbp: [cbp0, cbp1, cbp2, cbp3] } + } + } +} + +impl CoefSet { + fn new(intra: bool, set: usize) -> Self { + if intra { + let mut coderead = RV34CodeReader::new(&RV34_INTRA_FIRSTPAT[set][0]); + let first0 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let mut coderead = RV34CodeReader::new(&RV34_INTRA_FIRSTPAT[set][1]); + let first1 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let mut coderead = RV34CodeReader::new(&RV34_INTRA_FIRSTPAT[set][2]); + let first2 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let mut coderead = RV34CodeReader::new(&RV34_INTRA_FIRSTPAT[set][3]); + let first3 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let firsts: Vec> = vec![first0, first1, first2, first3]; + + let mut coderead = RV34CodeReader::new(&RV34_INTRA_SECONDPAT[set][0]); + let second0 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let mut coderead = RV34CodeReader::new(&RV34_INTRA_SECONDPAT[set][1]); + let second1 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let seconds: Vec> = vec![second0, second1]; + + let mut coderead = RV34CodeReader::new(&RV34_INTRA_THIRDPAT[set][0]); + let third0 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let mut coderead = RV34CodeReader::new(&RV34_INTRA_THIRDPAT[set][1]); + let third1 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let thirds: Vec> = vec![third0, third1]; + + CoefSet { blk_pattern0: firsts, blk_pattern1: seconds, blk_pattern2: thirds } + } else { + let mut coderead = RV34CodeReader::new(&RV34_INTER_FIRSTPAT[set][0]); + let first0 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let mut coderead = RV34CodeReader::new(&RV34_INTER_FIRSTPAT[set][1]); + let first1 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let firsts: Vec> = vec![first0, first1]; + + let mut coderead = RV34CodeReader::new(&RV34_INTER_SECONDPAT[set][0]); + let second0 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let mut coderead = RV34CodeReader::new(&RV34_INTER_SECONDPAT[set][1]); + let second1 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let seconds: Vec> = vec![second0, second1]; + + let mut coderead = RV34CodeReader::new(&RV34_INTER_THIRDPAT[set][0]); + let third0 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let mut coderead = RV34CodeReader::new(&RV34_INTER_THIRDPAT[set][1]); + let third1 = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + let thirds: Vec> = vec![third0, third1]; + + CoefSet { blk_pattern0: firsts, blk_pattern1: seconds, blk_pattern2: thirds } + } + } +} + +impl FullSet { + fn new(intra: bool, set: usize) -> Self { + if intra { + let cbp0 = CBPSet::new(intra, set, 0); + let cbp1 = CBPSet::new(intra, set, 1); + let cbp: Vec = vec![cbp0, cbp1]; + let cset = CoefSet::new(intra, set); + let mut coderead = RV34CodeReader::new(&RV34_INTRA_COEFFS[set]); + let coeffs = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + FullSet { cbp: cbp, cset: cset, coeffs: coeffs } + } else { + let cbp0 = CBPSet::new(intra, set, 0); + let cbp: Vec = vec![cbp0]; + let cset = CoefSet::new(intra, set); + let mut coderead = RV34CodeReader::new(&RV34_INTER_COEFFS[set]); + let coeffs = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + FullSet { cbp: cbp, cset: cset, coeffs: coeffs } + } + } +} + +fn decode_coeff(br: &mut BitReader, ccodes: &Codebook, val: u8, esc: u8, quant: u16) -> DecoderResult { + if val == 0 { return Ok(0); } + let mut nval = if val == esc { + let mut c = br.read_cb(ccodes)? as i16; + if c > 23 { + c -= 23; + c = (1 << c) + (br.read(c as u8)? as i16) + 22; + } + c += esc as i16; + c + } else { + val as i16 + }; + if br.read_bool()? { nval = -nval; } + nval = (((nval as i32) * (quant as i32) + 8) >> 4) as i16; + Ok(nval) +} + +fn decode_subblock3(br: &mut BitReader, ccodes: &Codebook, idx: usize, q2: u16, q3: u16, q4: u16, coeffs: &mut [i16]) -> DecoderResult<()> { + let flags = RV34_MODULO_THREE_TABLE[idx]; + coeffs[0*4 + 0] = decode_coeff(br, ccodes, (flags >> 6) & 3, 3, q2)?; + coeffs[0*4 + 1] = decode_coeff(br, ccodes, (flags >> 4) & 3, 2, q3)?; + coeffs[1*4 + 0] = decode_coeff(br, ccodes, (flags >> 2) & 3, 2, q3)?; + coeffs[1*4 + 1] = decode_coeff(br, ccodes, (flags >> 0) & 3, 2, q4)?; + Ok(()) +} +fn decode_subblock1(br: &mut BitReader, ccodes: &Codebook, idx: usize, q2: u16, coeffs: &mut [i16]) -> DecoderResult<()> { + let val = RV34_MODULO_THREE_TABLE[idx] >> 6; + coeffs[0] = decode_coeff(br, ccodes, val, 3, q2)?; + Ok(()) +} +fn decode_subblock(br: &mut BitReader, ccodes: &Codebook, idx: usize, invert: bool, q4: u16, coeffs: &mut [i16]) -> DecoderResult<()> { + let flags = RV34_MODULO_THREE_TABLE[idx]; + coeffs[0*4 + 0] = decode_coeff(br, ccodes, (flags >> 6) & 3, 3, q4)?; + if !invert { + coeffs[0*4 + 1] = decode_coeff(br, ccodes, (flags >> 4) & 3, 2, q4)?; + coeffs[1*4 + 0] = decode_coeff(br, ccodes, (flags >> 2) & 3, 2, q4)?; + } else { + coeffs[1*4 + 0] = decode_coeff(br, ccodes, (flags >> 4) & 3, 2, q4)?; + coeffs[0*4 + 1] = decode_coeff(br, ccodes, (flags >> 2) & 3, 2, q4)?; + } + coeffs[1*4 + 1] = decode_coeff(br, ccodes, (flags >> 0) & 3, 2, q4)?; + Ok(()) +} + +#[allow(dead_code)] +pub struct RV34Codes { + intra_set: Vec, + inter_set: Vec, + is_intra: bool, + is_16: bool, + set_idx: usize, + subset_idx: usize, +} + +impl RV34Codes { + pub fn new() -> Self { + let mut iset: Vec = Vec::with_capacity(5); + for set in 0..5 { iset.push(FullSet::new(true, set)); } + let mut pset: Vec = Vec::with_capacity(7); + for set in 0..7 { pset.push(FullSet::new(false, set)); } + RV34Codes { + is_intra: false, is_16: false, set_idx: 0, subset_idx: 0, + intra_set: iset, inter_set: pset, + } + } + pub fn select_codes(&mut self, is_intra: bool, quant: u8, subset: usize, is_16: bool) { + let mut idx = quant as usize; + if (subset == 2) && (idx < 19) { idx += 10; } + else if (subset != 0) && (idx < 26) { idx += 5; } + if idx > 30 { idx = 30; } + + if is_intra { + self.set_idx = RV34_SET_IDX_INTRA[idx]; + } else { + self.set_idx = RV34_SET_IDX_INTER[idx]; + } + self.is_intra = is_intra || is_16; + self.is_16 = is_16; + self.subset_idx = subset; + } + pub fn decode_cbp(&mut self, br: &mut BitReader) -> DecoderResult { + let codeset = if self.is_intra { + &self.intra_set[self.set_idx].cbp[self.is_16 as usize] + } else { + &self.inter_set[self.set_idx].cbp[0] + }; + let code = br.read_cb(&codeset.cbp_pattern)?; + let pattern = code & 0xF; + let mmode = (code >> 4) as usize; + let mut cbp: u32 = 0; + + let ones = RV34_ONES_COUNT[pattern as usize]; + + for i in 0..4 { + if ((pattern >> (3 - i)) & 1) != 0 { + let code = br.read_cb(&codeset.cbp[ones])? as u32; + cbp |= code << RV34_CBP_SHIFTS[i]; + } + } + + for i in 0..4 { + let t = (RV34_MODULO_THREE_TABLE[mmode] >> (6 - 2*i)) & 3; + if t == 1 { cbp |= RV34_CBP_MASKS[br.read(1)? as usize] << i; } + if t == 2 { cbp |= RV34_CBP_MASKS[2] << i; } + } + + Ok(cbp) + } + pub fn decode_block(&mut self, br: &mut BitReader, coeffs: &mut [i16], idx0: usize, idx1: usize, q2: u16, q3: u16, q4: u16) -> DecoderResult { + let codeset = if self.is_intra { + &self.intra_set[self.set_idx].cset + } else { + &self.inter_set[self.set_idx].cset + }; + let ccodes = if self.is_intra { + &self.intra_set[self.set_idx].coeffs + } else { + &self.inter_set[self.set_idx].coeffs + }; + let blkcp = br.read_cb(&codeset.blk_pattern0[idx0])?; + let coded = blkcp & 0x7; + let idx = (blkcp >> 3) as usize; + let mut has_ac = true; + + if (RV34_MODULO_THREE_TABLE[idx] & 0x3F) != 0 { + decode_subblock3(br, ccodes, idx, q2, q3, q4, coeffs)?; + } else { + decode_subblock1(br, ccodes, idx, q2, coeffs)?; + if coded == 0 { + return Ok(false); + } + has_ac = false; + } + + if (coded & 4) != 0 { + let idx = br.read_cb(&codeset.blk_pattern1[idx1])? as usize; + decode_subblock(br, ccodes, idx, false, q4, &mut coeffs[2..])?; + } + if (coded & 2) != 0 { + let idx = br.read_cb(&codeset.blk_pattern1[idx1])? as usize; + decode_subblock(br, ccodes, idx, true, q4, &mut coeffs[8..])?; + } + if (coded & 1) != 0 { + let idx = br.read_cb(&codeset.blk_pattern2[idx1])? as usize; + decode_subblock(br, ccodes, idx, false, q4, &mut coeffs[10..])?; + } + + Ok(has_ac || (coded != 0)) + } +} + +const RV34_SET_IDX_INTRA: [usize; 31] = [ + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, + 2, 2, 2, 2, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 0 +]; +const RV34_SET_IDX_INTER: [usize; 31] = [ + 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, + 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 6, 6, 6, 6 +]; + +const RV34_ONES_COUNT: [usize; 16] = [ 0, 0, 0, 1, 0, 1, 1, 2, 0, 1, 1, 2, 1, 2, 2, 3 ]; +const RV34_CBP_SHIFTS: [u32; 4] = [ 0, 2, 8, 10 ]; +const RV34_CBP_MASKS: [u32; 3] = [ 0x100000, 0x010000, 0x110000 ]; + +const RV34_MODULO_THREE_TABLE: [u8; 108] = [ + 0x00, 0x01, 0x02, 0x04, 0x05, 0x06, 0x08, 0x09, 0x0A, + 0x10, 0x11, 0x12, 0x14, 0x15, 0x16, 0x18, 0x19, 0x1A, + 0x20, 0x21, 0x22, 0x24, 0x25, 0x26, 0x28, 0x29, 0x2A, + + 0x40, 0x41, 0x42, 0x44, 0x45, 0x46, 0x48, 0x49, 0x4A, + 0x50, 0x51, 0x52, 0x54, 0x55, 0x56, 0x58, 0x59, 0x5A, + 0x60, 0x61, 0x62, 0x64, 0x65, 0x66, 0x68, 0x69, 0x6A, + + 0x80, 0x81, 0x82, 0x84, 0x85, 0x86, 0x88, 0x89, 0x8A, + 0x90, 0x91, 0x92, 0x94, 0x95, 0x96, 0x98, 0x99, 0x9A, + 0xA0, 0xA1, 0xA2, 0xA4, 0xA5, 0xA6, 0xA8, 0xA9, 0xAA, + + 0xC0, 0xC1, 0xC2, 0xC4, 0xC5, 0xC6, 0xC8, 0xC9, 0xCA, + 0xD0, 0xD1, 0xD2, 0xD4, 0xD5, 0xD6, 0xD8, 0xD9, 0xDA, + 0xE0, 0xE1, 0xE2, 0xE4, 0xE5, 0xE6, 0xE8, 0xE9, 0xEA, +]; + +const RV34_INTRA_CBPPAT: &'static [[[u8; 1296]; 2]; 5] = &[ + [ + [ + 8, 10, 10, 10, 10, 10, 11, 10, 10, 11, 10, 10, 10, 10, 10, 6, + 12, 12, 13, 12, 13, 12, 13, 11, 13, 13, 13, 12, 13, 12, 12, 8, + 14, 13, 16, 13, 15, 13, 16, 12, 16, 16, 16, 14, 16, 13, 14, 10, + 12, 13, 12, 12, 13, 13, 13, 12, 13, 13, 12, 12, 13, 12, 12, 8, + 13, 14, 14, 12, 14, 14, 14, 12, 14, 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16, 16, 16, 16, + 10, 14, 13, 16, 16, 16, 16, 16, 14, 16, 12, 16, 16, 16, 16, 14, + 11, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 16, 16, 16, 16, 16, + 11, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 11, 16, 16, 16, 16, 16, 16, 16, 14, 16, 16, 16, 14, 16, 16, 14, + 12, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, + 13, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 12, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, + 11, 16, 16, 16, 16, 16, 16, 16, 14, 16, 16, 16, 16, 16, 16, 13, + 13, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 12, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 10, 15, 14, 16, 16, 16, 16, 16, 16, 16, 14, 16, 16, 16, 16, 14, + 10, 14, 14, 14, 14, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 13, + 10, 14, 16, 16, 13, 16, 16, 16, 14, 16, 16, 16, 12, 16, 16, 14, + 11, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 16, 16, 16, + 11, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 12, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 10, 15, 14, 16, 14, 16, 16, 16, 16, 16, 16, 16, 14, 16, 16, 13, + 10, 15, 14, 16, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 13, + 13, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 11, 14, 14, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, + 8, 12, 12, 13, 12, 14, 14, 14, 12, 16, 13, 14, 12, 14, 14, 11, + ], + ], +]; + +const RV34_INTRA_CBP: &'static [[[u8; 16]; 8]; 5] = &[ + [ + [ 0, 3, 3, 4, 3, 5, 5, 5, 2, 5, 4, 6, 4, 6, 6, 6, ], + [ 0, 2, 3, 4, 2, 5, 6, 7, 3, 6, 5, 7, 4, 7, 8, 8, ], + [ 0, 3, 4, 4, 3, 4, 5, 5, 3, 5, 4, 5, 4, 5, 5, 3, ], + [ 0, 3, 3, 4, 3, 4, 5, 5, 3, 5, 4, 6, 3, 5, 6, 5, ], + [ 0, 4, 4, 4, 4, 5, 5, 4, 4, 5, 4, 5, 4, 4, 4, 2, ], + [ 0, 3, 3, 4, 3, 4, 5, 5, 3, 5, 4, 5, 4, 5, 5, 4, ], + [ 0, 6, 6, 5, 6, 5, 6, 4, 6, 6, 5, 4, 4, 4, 4, 1, ], + [ 0, 4, 4, 4, 4, 5, 5, 4, 4, 5, 5, 4, 4, 4, 4, 2, ], + ], [ + [ 0, 4, 3, 4, 3, 4, 5, 4, 3, 5, 4, 5, 3, 5, 5, 5, ], + [ 0, 2, 3, 4, 2, 5, 6, 7, 3, 6, 5, 7, 4, 7, 8, 8, ], + [ 0, 4, 4, 4, 4, 4, 5, 4, 4, 5, 4, 4, 3, 4, 4, 3, ], + [ 0, 3, 3, 4, 3, 4, 5, 5, 3, 5, 4, 6, 3, 5, 6, 5, ], + [ 0, 4, 4, 4, 4, 4, 5, 4, 4, 5, 5, 5, 4, 4, 4, 2, ], + [ 0, 3, 3, 4, 3, 4, 5, 5, 3, 5, 4, 5, 4, 5, 5, 4, ], + [ 0, 5, 6, 5, 5, 5, 6, 4, 6, 6, 5, 4, 5, 4, 4, 1, ], + [ 0, 4, 4, 4, 4, 4, 5, 4, 4, 5, 5, 4, 4, 4, 5, 2, ], + ], [ + [ 0, 3, 3, 4, 3, 4, 4, 5, 3, 5, 4, 5, 4, 5, 5, 5, ], + [ 0, 2, 3, 4, 2, 4, 6, 7, 3, 6, 5, 7, 5, 7, 8, 8, ], + [ 0, 4, 4, 4, 4, 4, 5, 4, 3, 5, 4, 4, 4, 4, 4, 3, ], + [ 0, 3, 3, 4, 3, 3, 6, 6, 3, 6, 4, 6, 3, 6, 6, 5, ], + [ 0, 4, 4, 4, 3, 4, 5, 4, 4, 5, 4, 4, 4, 4, 4, 3, ], + [ 0, 3, 3, 4, 3, 4, 5, 5, 3, 5, 4, 5, 4, 5, 5, 4, ], + [ 0, 5, 5, 5, 5, 5, 6, 4, 5, 6, 5, 5, 5, 4, 4, 1, ], + [ 0, 4, 4, 4, 4, 4, 6, 4, 4, 6, 5, 4, 4, 4, 4, 2, ], + ], [ + [ 0, 3, 3, 4, 3, 4, 4, 5, 3, 5, 4, 5, 4, 5, 5, 5, ], + [ 0, 2, 3, 4, 2, 4, 7, 6, 3, 7, 5, 7, 5, 7, 7, 7, ], + [ 0, 3, 3, 4, 3, 4, 5, 5, 3, 5, 4, 5, 4, 5, 5, 4, ], + [ 0, 3, 3, 3, 3, 4, 6, 6, 3, 6, 4, 6, 3, 6, 6, 5, ], + [ 0, 3, 4, 4, 3, 4, 5, 4, 4, 5, 4, 5, 4, 5, 4, 3, ], + [ 0, 3, 3, 4, 3, 4, 5, 5, 3, 5, 4, 5, 4, 5, 5, 4, ], + [ 0, 4, 5, 4, 4, 4, 5, 4, 4, 5, 5, 4, 4, 4, 4, 2, ], + [ 0, 4, 4, 4, 4, 5, 5, 4, 4, 5, 5, 4, 4, 4, 4, 2, ], + ], [ + [ 0, 3, 3, 4, 3, 4, 5, 6, 2, 5, 4, 7, 4, 6, 6, 7, ], + [ 0, 2, 3, 4, 2, 4, 6, 7, 3, 7, 5, 7, 5, 7, 7, 7, ], + [ 0, 3, 3, 4, 3, 4, 5, 5, 3, 5, 4, 5, 4, 5, 5, 4, ], + [ 0, 2, 3, 4, 3, 4, 6, 5, 3, 6, 4, 6, 4, 6, 6, 6, ], + [ 0, 3, 3, 4, 3, 4, 5, 5, 3, 5, 4, 5, 4, 5, 5, 4, ], + [ 0, 3, 3, 4, 3, 4, 5, 5, 3, 5, 4, 5, 4, 5, 5, 4, ], + [ 0, 4, 4, 4, 4, 5, 5, 4, 4, 5, 5, 4, 4, 4, 4, 2, ], + [ 0, 3, 4, 4, 4, 4, 5, 4, 4, 5, 4, 4, 4, 4, 4, 3, ], + ], +]; + +const RV34_INTRA_FIRSTPAT: &'static [[[u8; 864]; 4]; 5] = &[ + [ + [ + 0, 10, 5, 10, 7, 12, 9, 11, 8, 13, 9, 12, 10, 13, 11, 12, + 16, 16, 14, 15, 15, 16, 13, 14, 5, 12, 6, 11, 9, 13, 10, 11, + 9, 14, 9, 12, 11, 14, 11, 12, 16, 16, 14, 15, 15, 16, 13, 13, + 10, 15, 9, 12, 12, 16, 11, 12, 12, 16, 10, 13, 13, 16, 11, 12, + 16, 16, 13, 14, 15, 16, 13, 12, 6, 12, 8, 11, 8, 12, 10, 11, + 9, 14, 10, 12, 10, 13, 11, 12, 15, 16, 14, 15, 14, 16, 13, 13, + 8, 13, 9, 12, 10, 13, 10, 12, 10, 14, 9, 12, 11, 14, 10, 12, + 15, 16, 13, 15, 14, 16, 13, 13, 11, 16, 10, 13, 13, 16, 11, 12, + 12, 16, 11, 13, 13, 16, 11, 12, 16, 16, 13, 14, 15, 16, 12, 12, + 10, 16, 12, 14, 10, 14, 11, 12, 12, 16, 13, 14, 11, 14, 12, 12, + 16, 16, 15, 16, 14, 15, 13, 13, 11, 16, 12, 14, 11, 14, 11, 12, + 12, 16, 12, 14, 11, 14, 11, 12, 16, 16, 14, 15, 13, 15, 13, 12, + 14, 16, 13, 14, 13, 16, 12, 12, 14, 16, 13, 14, 13, 16, 12, 12, + 16, 16, 14, 14, 14, 15, 12, 11, 2, 10, 6, 10, 7, 12, 9, 11, + 8, 12, 9, 11, 10, 13, 10, 11, 15, 16, 14, 15, 14, 16, 13, 13, + 5, 12, 6, 11, 9, 13, 10, 11, 9, 13, 9, 11, 10, 13, 10, 11, + 15, 16, 13, 14, 14, 16, 13, 13, 9, 15, 8, 12, 12, 15, 11, 11, + 11, 16, 10, 12, 13, 15, 11, 11, 15, 16, 13, 14, 15, 16, 12, 12, + 6, 12, 8, 11, 8, 12, 9, 11, 9, 14, 9, 12, 10, 13, 10, 11, + 15, 16, 14, 15, 14, 16, 13, 13, 7, 13, 8, 11, 9, 13, 10, 11, + 9, 14, 9, 12, 10, 13, 10, 11, 14, 16, 13, 14, 13, 16, 12, 12, + 11, 16, 10, 12, 12, 15, 11, 11, 11, 16, 10, 12, 12, 15, 11, 11, + 15, 16, 12, 13, 14, 16, 12, 11, 9, 15, 11, 13, 9, 13, 11, 12, + 11, 16, 12, 14, 10, 14, 11, 12, 16, 16, 14, 15, 13, 15, 12, 12, + 11, 16, 11, 14, 10, 14, 11, 12, 11, 16, 12, 13, 11, 14, 11, 11, + 15, 16, 14, 15, 13, 14, 12, 12, 13, 16, 12, 14, 13, 15, 11, 11, + 13, 16, 12, 14, 13, 15, 11, 11, 16, 16, 13, 14, 13, 15, 11, 10, + 5, 12, 7, 11, 8, 13, 10, 11, 9, 13, 9, 12, 10, 14, 11, 12, + 16, 16, 14, 15, 14, 16, 13, 13, 7, 13, 7, 11, 9, 13, 10, 11, + 9, 14, 9, 12, 11, 14, 11, 12, 16, 16, 14, 14, 14, 16, 13, 13, + 9, 15, 8, 12, 12, 15, 11, 12, 11, 16, 10, 12, 13, 16, 11, 12, + 16, 16, 13, 14, 15, 16, 12, 12, 7, 13, 8, 12, 9, 13, 10, 11, + 10, 14, 10, 12, 10, 14, 11, 12, 16, 16, 14, 15, 14, 16, 13, 13, + 8, 14, 9, 12, 10, 13, 10, 11, 9, 14, 9, 12, 10, 14, 10, 11, + 15, 16, 13, 14, 14, 16, 12, 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10, 12, 10, 13, 9, 10, 15, 16, 13, 13, 12, 13, 11, 10, + 9, 14, 9, 12, 9, 12, 9, 10, 10, 14, 10, 12, 9, 12, 9, 9, + 14, 16, 12, 13, 11, 13, 10, 9, 10, 14, 9, 11, 10, 12, 8, 8, + 10, 14, 9, 11, 10, 12, 8, 8, 12, 14, 9, 10, 10, 11, 8, 7, + ], [ + 0, 9, 6, 9, 6, 10, 8, 9, 7, 11, 8, 11, 9, 11, 9, 10, + 14, 16, 13, 14, 13, 14, 12, 11, 5, 11, 7, 10, 8, 10, 8, 9, + 8, 12, 8, 11, 9, 12, 9, 10, 14, 16, 12, 13, 13, 14, 11, 11, + 10, 14, 9, 11, 11, 13, 10, 10, 11, 15, 9, 11, 12, 13, 10, 10, + 15, 16, 12, 12, 13, 14, 11, 9, 6, 11, 7, 10, 7, 10, 8, 9, + 8, 12, 9, 11, 9, 11, 9, 10, 14, 16, 13, 13, 13, 14, 11, 11, + 7, 12, 8, 11, 8, 11, 9, 9, 9, 13, 9, 11, 9, 12, 9, 10, + 14, 16, 12, 13, 12, 14, 11, 10, 11, 14, 10, 12, 11, 13, 10, 10, + 12, 15, 10, 12, 12, 13, 10, 10, 15, 16, 12, 12, 13, 14, 10, 9, + 10, 14, 11, 13, 9, 12, 10, 10, 11, 15, 12, 13, 10, 12, 10, 10, + 14, 16, 13, 14, 12, 13, 11, 10, 11, 14, 11, 13, 10, 12, 10, 10, + 12, 15, 11, 13, 10, 12, 10, 10, 15, 16, 13, 13, 12, 13, 11, 9, + 13, 16, 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16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + ], [ + 1, 10, 5, 10, 6, 10, 9, 10, 7, 12, 9, 12, 9, 12, 10, 10, + 16, 16, 15, 16, 14, 16, 13, 13, 5, 12, 7, 11, 8, 11, 9, 10, + 8, 13, 9, 12, 10, 12, 10, 11, 16, 16, 16, 16, 14, 16, 13, 12, + 10, 16, 10, 13, 12, 14, 12, 12, 12, 16, 11, 14, 13, 15, 12, 12, + 16, 16, 16, 15, 16, 16, 14, 13, 5, 12, 8, 11, 7, 11, 9, 10, + 8, 13, 10, 12, 9, 12, 10, 10, 15, 16, 14, 15, 14, 14, 13, 13, + 7, 13, 9, 12, 9, 12, 10, 10, 9, 13, 10, 13, 10, 13, 10, 10, + 14, 16, 14, 15, 14, 16, 13, 12, 11, 16, 12, 14, 12, 15, 12, 12, + 12, 16, 12, 15, 13, 16, 12, 12, 16, 16, 15, 16, 16, 16, 14, 13, + 10, 16, 12, 14, 10, 14, 12, 12, 12, 16, 13, 14, 11, 14, 12, 12, + 16, 16, 16, 16, 14, 16, 14, 13, 11, 16, 12, 14, 11, 14, 12, 12, + 12, 16, 13, 16, 11, 15, 12, 12, 16, 16, 16, 16, 14, 16, 14, 13, + 13, 16, 14, 16, 14, 16, 13, 13, 13, 16, 13, 16, 13, 16, 13, 12, + 16, 16, 16, 16, 16, 16, 13, 13, 4, 11, 7, 10, 7, 11, 9, 10, + 8, 12, 9, 12, 9, 12, 10, 11, 15, 16, 14, 15, 14, 16, 13, 13, + 6, 12, 7, 11, 8, 11, 9, 10, 9, 13, 9, 12, 10, 12, 10, 10, + 16, 16, 15, 16, 15, 16, 13, 12, 10, 16, 10, 13, 12, 14, 12, 11, + 12, 16, 11, 14, 13, 14, 12, 12, 16, 16, 16, 14, 16, 16, 14, 13, + 6, 12, 8, 11, 7, 11, 9, 10, 9, 14, 10, 12, 9, 12, 10, 10, + 15, 16, 14, 16, 14, 16, 14, 13, 7, 13, 9, 12, 9, 12, 10, 10, + 9, 13, 9, 12, 9, 12, 10, 10, 14, 16, 13, 14, 14, 16, 12, 11, + 11, 16, 11, 14, 12, 14, 12, 12, 12, 16, 11, 14, 12, 14, 12, 11, + 16, 16, 13, 16, 14, 16, 13, 12, 10, 16, 12, 14, 10, 14, 11, 11, + 12, 16, 13, 14, 11, 14, 12, 12, 16, 16, 16, 16, 14, 16, 13, 13, + 11, 16, 12, 16, 11, 14, 12, 12, 12, 16, 12, 14, 11, 14, 12, 11, + 16, 16, 15, 16, 13, 15, 13, 12, 13, 16, 14, 16, 13, 16, 13, 12, + 13, 16, 13, 16, 13, 16, 13, 12, 16, 16, 14, 16, 14, 16, 12, 11, + 8, 13, 10, 12, 10, 13, 11, 11, 11, 14, 12, 14, 12, 14, 12, 12, + 16, 16, 16, 16, 16, 16, 14, 13, 9, 14, 10, 13, 10, 13, 11, 11, + 12, 16, 12, 13, 12, 13, 12, 11, 16, 16, 16, 16, 16, 16, 15, 14, + 12, 16, 11, 14, 13, 15, 12, 12, 13, 16, 12, 15, 14, 15, 13, 12, + 16, 16, 16, 16, 16, 16, 15, 13, 9, 14, 11, 13, 10, 13, 11, 11, + 11, 16, 12, 14, 12, 14, 12, 12, 16, 16, 16, 16, 16, 16, 16, 13, + 10, 15, 11, 13, 11, 14, 12, 11, 11, 16, 12, 14, 11, 14, 12, 11, + 16, 16, 16, 16, 16, 16, 14, 12, 12, 16, 12, 14, 13, 15, 13, 12, + 12, 16, 12, 14, 13, 15, 12, 12, 16, 16, 14, 16, 16, 16, 14, 12, + 12, 16, 13, 16, 11, 14, 12, 12, 14, 16, 14, 16, 12, 16, 13, 12, + 16, 16, 16, 16, 16, 16, 16, 13, 12, 16, 13, 16, 12, 16, 13, 12, + 12, 16, 13, 16, 12, 16, 12, 12, 16, 16, 16, 16, 14, 16, 14, 12, + 14, 16, 14, 16, 14, 16, 14, 13, 13, 16, 13, 16, 13, 16, 13, 12, + 16, 16, 13, 16, 13, 16, 12, 11, 9, 16, 12, 15, 13, 16, 13, 12, + 13, 16, 14, 16, 14, 16, 14, 13, 16, 16, 16, 16, 16, 16, 16, 14, + 10, 16, 12, 15, 12, 15, 13, 12, 13, 16, 14, 16, 13, 16, 13, 12, + 16, 16, 16, 16, 16, 16, 16, 13, 12, 16, 12, 16, 13, 16, 13, 12, + 14, 16, 13, 16, 14, 16, 13, 12, 16, 16, 16, 16, 16, 16, 16, 13, + 11, 16, 12, 15, 12, 16, 13, 12, 14, 16, 14, 16, 13, 16, 13, 13, + 16, 16, 16, 16, 16, 16, 15, 13, 11, 16, 12, 16, 12, 16, 13, 12, + 13, 16, 13, 15, 13, 16, 13, 12, 16, 16, 16, 16, 16, 16, 15, 13, + 12, 16, 12, 16, 13, 16, 13, 12, 13, 16, 12, 16, 13, 16, 13, 12, + 16, 16, 14, 16, 16, 16, 14, 12, 12, 16, 14, 16, 11, 16, 13, 12, + 14, 16, 14, 16, 13, 16, 13, 12, 16, 16, 16, 16, 16, 16, 16, 13, + 12, 16, 13, 16, 12, 16, 13, 12, 13, 16, 13, 16, 12, 16, 13, 12, + 16, 16, 16, 16, 14, 16, 14, 12, 13, 16, 13, 16, 13, 16, 13, 13, + 13, 16, 12, 16, 12, 16, 12, 12, 14, 16, 13, 15, 13, 16, 12, 11, + ], + ], +]; + +const RV34_INTRA_SECONDPAT: &'static [[[u8; 108]; 2]; 5] = &[ + [ + [ + 0, 5, 10, 3, 6, 10, 7, 8, 9, 4, 6, 10, 6, 7, 9, 8, + 8, 9, 8, 8, 9, 8, 9, 9, 9, 9, 8, 3, 6, 10, 4, 6, + 10, 7, 7, 9, 5, 7, 10, 6, 7, 9, 7, 7, 8, 7, 8, 9, + 8, 8, 9, 8, 8, 7, 6, 8, 10, 6, 8, 10, 7, 8, 9, 7, + 8, 10, 7, 8, 10, 8, 8, 8, 8, 9, 9, 8, 8, 9, 9, 8, + 7, 7, 8, 9, 7, 8, 9, 7, 7, 7, 8, 8, 9, 7, 8, 9, + 7, 7, 7, 8, 8, 8, 7, 7, 7, 7, 6, 5, + ], [ + 0, 5, 11, 3, 6, 11, 8, 9, 11, 3, 6, 10, 6, 7, 11, 9, + 9, 11, 7, 9, 11, 9, 9, 11, 10, 10, 11, 2, 6, 10, 4, 7, + 10, 7, 9, 11, 4, 7, 11, 6, 7, 10, 9, 9, 11, 7, 9, 11, + 8, 9, 10, 10, 10, 10, 5, 8, 11, 6, 8, 11, 8, 9, 11, 6, + 8, 11, 7, 8, 11, 9, 9, 11, 8, 10, 11, 9, 9, 11, 10, 10, + 10, 8, 9, 11, 8, 9, 11, 9, 9, 10, 8, 9, 11, 8, 9, 11, + 9, 9, 10, 8, 9, 10, 9, 9, 10, 9, 9, 8, + ], + ], [ + [ + 0, 5, 10, 4, 6, 10, 7, 8, 10, 4, 6, 10, 6, 7, 9, 8, + 8, 9, 8, 8, 9, 8, 9, 9, 9, 9, 9, 2, 6, 10, 4, 6, + 10, 7, 7, 9, 5, 7, 10, 6, 7, 9, 7, 7, 9, 7, 8, 9, + 8, 8, 9, 9, 8, 8, 6, 8, 10, 6, 8, 10, 7, 8, 9, 6, + 8, 10, 7, 8, 10, 8, 8, 9, 8, 9, 10, 8, 8, 9, 9, 9, + 8, 8, 8, 10, 7, 8, 9, 7, 8, 8, 7, 8, 10, 7, 8, 9, + 7, 7, 8, 8, 8, 9, 8, 8, 8, 7, 7, 6, + ], [ + 0, 5, 12, 4, 7, 12, 8, 10, 13, 4, 7, 12, 6, 8, 12, 10, + 10, 12, 8, 9, 12, 10, 10, 12, 12, 12, 12, 1, 6, 12, 4, 7, + 12, 8, 9, 12, 4, 7, 12, 6, 8, 11, 9, 10, 12, 8, 9, 12, + 9, 10, 11, 11, 11, 12, 6, 8, 12, 7, 9, 12, 9, 10, 13, 6, + 9, 12, 8, 9, 12, 10, 10, 12, 9, 10, 12, 10, 10, 12, 12, 12, + 12, 8, 10, 12, 9, 10, 12, 10, 10, 12, 8, 10, 12, 9, 10, 12, + 10, 10, 11, 9, 10, 12, 10, 10, 11, 11, 10, 10, + ], + ], [ + [ + 0, 5, 10, 3, 6, 10, 7, 8, 11, 4, 6, 10, 6, 7, 10, 8, + 9, 10, 8, 8, 10, 9, 9, 10, 10, 10, 10, 2, 6, 10, 4, 6, + 10, 7, 8, 10, 4, 7, 10, 6, 7, 10, 8, 8, 10, 7, 8, 10, + 8, 8, 9, 10, 9, 9, 5, 8, 11, 6, 8, 10, 7, 9, 10, 6, + 8, 11, 7, 8, 10, 8, 8, 10, 8, 9, 11, 9, 9, 10, 10, 9, + 9, 8, 9, 10, 8, 9, 10, 8, 9, 10, 8, 9, 10, 8, 8, 10, + 8, 8, 9, 8, 9, 10, 8, 8, 9, 9, 8, 8, + ], [ + 0, 6, 13, 4, 7, 14, 9, 11, 14, 3, 7, 13, 7, 8, 13, 11, + 11, 14, 8, 10, 13, 10, 11, 13, 13, 13, 14, 1, 6, 12, 4, 8, + 13, 9, 10, 15, 4, 8, 13, 7, 8, 12, 11, 11, 14, 8, 10, 13, + 10, 10, 13, 13, 13, 14, 5, 9, 13, 7, 9, 13, 10, 11, 14, 6, + 10, 14, 8, 10, 14, 11, 11, 14, 9, 11, 14, 11, 11, 13, 13, 13, + 14, 9, 10, 14, 9, 11, 13, 11, 12, 14, 9, 11, 13, 9, 11, 14, + 11, 12, 13, 10, 12, 15, 11, 11, 13, 13, 12, 13, + ], + ], [ + [ + 0, 5, 11, 3, 6, 11, 7, 9, 12, 3, 6, 11, 6, 7, 11, 9, + 9, 11, 8, 9, 11, 9, 9, 11, 11, 11, 12, 2, 6, 11, 4, 6, + 11, 7, 9, 11, 4, 7, 11, 5, 7, 10, 9, 9, 11, 7, 8, 11, + 9, 9, 10, 11, 11, 11, 5, 8, 11, 6, 8, 11, 8, 9, 12, 6, + 8, 11, 7, 8, 11, 9, 9, 11, 8, 9, 12, 9, 9, 11, 11, 11, + 11, 8, 10, 12, 8, 10, 11, 9, 10, 12, 8, 10, 12, 8, 9, 12, + 10, 10, 12, 9, 10, 12, 9, 9, 11, 11, 10, 11, + ], [ + 0, 6, 13, 3, 8, 14, 10, 12, 16, 3, 8, 15, 7, 9, 15, 12, + 13, 15, 9, 11, 15, 11, 12, 16, 14, 16, 16, 1, 7, 13, 4, 8, + 14, 9, 11, 15, 4, 8, 14, 7, 9, 14, 12, 13, 15, 8, 10, 14, + 11, 11, 14, 16, 14, 16, 6, 9, 14, 7, 10, 14, 11, 13, 15, 7, + 10, 14, 9, 10, 13, 12, 12, 15, 10, 11, 14, 11, 11, 14, 14, 14, + 16, 9, 11, 14, 10, 11, 14, 13, 14, 15, 9, 12, 14, 10, 12, 16, + 13, 14, 16, 10, 13, 16, 12, 12, 14, 15, 14, 15, + ], + ], [ + [ + 0, 6, 12, 3, 7, 12, 9, 11, 13, 4, 7, 12, 6, 8, 12, 10, + 11, 13, 8, 10, 13, 10, 11, 13, 13, 13, 14, 1, 6, 12, 4, 7, + 12, 9, 10, 14, 4, 7, 12, 6, 7, 12, 10, 11, 13, 8, 9, 13, + 10, 10, 12, 13, 13, 14, 6, 9, 13, 7, 9, 13, 10, 12, 14, 7, + 9, 13, 8, 10, 13, 11, 11, 14, 9, 11, 13, 11, 11, 14, 13, 13, + 14, 10, 12, 14, 10, 12, 14, 12, 13, 15, 10, 12, 14, 10, 12, 14, + 12, 13, 15, 11, 13, 15, 12, 12, 15, 14, 14, 14, + ], [ + 0, 6, 16, 3, 8, 16, 10, 13, 16, 3, 8, 16, 7, 9, 16, 13, + 16, 16, 8, 10, 16, 11, 13, 16, 16, 16, 16, 1, 7, 14, 4, 8, + 16, 10, 12, 16, 4, 8, 13, 7, 9, 16, 13, 14, 16, 8, 10, 16, + 11, 11, 14, 16, 16, 16, 6, 9, 14, 8, 10, 14, 12, 16, 16, 6, + 10, 13, 9, 11, 16, 13, 14, 16, 9, 12, 16, 12, 11, 16, 16, 16, + 16, 10, 12, 16, 11, 12, 16, 16, 14, 16, 9, 12, 16, 11, 12, 16, + 16, 15, 16, 10, 13, 16, 12, 13, 16, 16, 16, 16, + ], + ], +]; + +const RV34_INTRA_THIRDPAT: &'static [[[u8; 108]; 2]; 5] = &[ + [ + [ + 0, 5, 10, 3, 6, 10, 7, 8, 10, 4, 7, 10, 6, 7, 10, 8, + 8, 10, 8, 9, 10, 9, 9, 10, 9, 9, 9, 2, 6, 10, 4, 7, + 10, 7, 8, 9, 5, 7, 10, 6, 7, 10, 8, 8, 9, 8, 9, 10, + 8, 8, 9, 9, 9, 8, 6, 8, 11, 6, 8, 10, 7, 8, 10, 6, + 8, 11, 7, 8, 10, 8, 8, 9, 8, 9, 10, 9, 9, 10, 9, 9, + 9, 7, 8, 10, 7, 8, 10, 7, 8, 8, 7, 8, 10, 7, 8, 9, + 7, 8, 8, 8, 8, 9, 8, 8, 8, 7, 7, 7, + ], [ + 0, 4, 10, 3, 6, 10, 7, 8, 11, 3, 6, 10, 5, 7, 10, 9, + 9, 11, 9, 10, 11, 9, 10, 11, 11, 11, 11, 2, 6, 10, 4, 6, + 10, 7, 8, 10, 4, 7, 10, 6, 7, 10, 8, 9, 10, 8, 9, 11, + 9, 9, 11, 10, 10, 11, 6, 8, 11, 6, 8, 11, 8, 9, 11, 7, + 9, 11, 7, 8, 11, 9, 9, 11, 9, 10, 12, 10, 10, 12, 11, 11, + 11, 8, 9, 11, 8, 9, 11, 9, 9, 11, 9, 10, 11, 9, 10, 11, + 9, 10, 11, 10, 11, 12, 10, 10, 12, 10, 10, 10, + ], + ], [ + [ + 0, 5, 10, 3, 6, 10, 7, 8, 10, 4, 7, 10, 6, 7, 10, 8, + 9, 10, 8, 9, 11, 8, 9, 10, 10, 10, 10, 2, 6, 10, 4, 6, + 10, 7, 8, 10, 4, 7, 10, 5, 7, 10, 8, 8, 10, 8, 9, 10, + 8, 9, 10, 9, 9, 9, 5, 7, 11, 6, 8, 11, 7, 8, 11, 6, + 8, 11, 7, 8, 10, 8, 9, 10, 8, 9, 11, 9, 9, 10, 10, 9, + 10, 7, 8, 10, 7, 8, 10, 8, 9, 10, 8, 9, 10, 8, 9, 10, + 8, 8, 10, 9, 9, 10, 9, 9, 10, 9, 9, 9, + ], [ + 0, 5, 11, 3, 6, 11, 8, 9, 12, 4, 7, 12, 6, 7, 12, 9, + 10, 13, 10, 11, 13, 10, 11, 14, 12, 13, 14, 1, 6, 11, 4, 7, + 11, 8, 9, 12, 5, 7, 11, 6, 8, 12, 9, 10, 13, 10, 11, 14, + 10, 11, 13, 12, 12, 14, 6, 8, 12, 7, 9, 13, 9, 10, 14, 7, + 10, 13, 8, 10, 12, 11, 11, 13, 11, 13, 14, 11, 12, 14, 13, 13, + 15, 9, 10, 12, 9, 11, 14, 10, 11, 14, 11, 11, 13, 10, 11, 13, + 11, 12, 14, 12, 14, 15, 13, 13, 14, 13, 13, 14, + ], + ], [ + [ + 0, 5, 11, 3, 6, 11, 7, 9, 11, 4, 6, 11, 5, 7, 10, 9, + 9, 11, 8, 9, 11, 9, 10, 11, 11, 11, 11, 2, 6, 10, 3, 6, + 10, 7, 9, 11, 4, 7, 10, 5, 7, 10, 8, 9, 11, 8, 9, 11, + 9, 9, 11, 11, 11, 11, 5, 8, 11, 6, 8, 11, 8, 10, 12, 6, + 8, 11, 7, 8, 11, 9, 10, 11, 9, 10, 12, 9, 10, 11, 11, 11, + 11, 8, 9, 11, 8, 10, 12, 9, 11, 12, 8, 10, 12, 9, 10, 12, + 10, 11, 12, 10, 11, 12, 10, 10, 11, 11, 11, 11, + ], [ + 0, 5, 13, 2, 7, 16, 9, 11, 16, 4, 8, 16, 7, 9, 16, 12, + 12, 16, 12, 16, 16, 12, 16, 16, 16, 16, 16, 1, 6, 13, 4, 8, + 16, 9, 11, 16, 6, 9, 16, 7, 10, 16, 13, 13, 16, 13, 15, 16, + 12, 16, 16, 16, 16, 16, 7, 9, 16, 8, 11, 15, 11, 13, 16, 10, + 12, 16, 10, 12, 16, 16, 13, 16, 16, 16, 16, 14, 16, 16, 16, 16, + 16, 12, 12, 16, 12, 16, 16, 16, 16, 16, 13, 14, 16, 12, 13, 16, + 16, 16, 16, 16, 16, 16, 14, 16, 16, 16, 16, 16, + ], + ], [ + [ + 0, 6, 11, 3, 7, 11, 8, 10, 12, 4, 7, 11, 6, 8, 11, 10, + 11, 12, 9, 10, 12, 10, 10, 12, 12, 12, 13, 1, 6, 11, 4, 7, + 11, 8, 10, 12, 4, 7, 11, 6, 8, 11, 10, 10, 12, 9, 10, 12, + 10, 10, 12, 13, 13, 13, 6, 8, 12, 7, 10, 12, 10, 12, 13, 7, + 9, 12, 8, 10, 12, 11, 11, 13, 11, 12, 14, 11, 11, 13, 13, 13, + 13, 9, 11, 13, 10, 12, 14, 12, 13, 15, 10, 12, 14, 11, 12, 14, + 13, 13, 14, 12, 13, 15, 13, 13, 14, 14, 14, 14, + ], [ + 0, 5, 16, 2, 6, 16, 10, 14, 16, 4, 8, 16, 7, 9, 16, 11, + 16, 16, 11, 16, 16, 16, 16, 16, 16, 16, 16, 1, 6, 12, 4, 8, + 12, 12, 12, 16, 6, 8, 16, 8, 10, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 12, 16, 16, 7, 10, 16, 8, 11, 14, 16, 16, 16, 10, + 12, 16, 10, 16, 16, 16, 12, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 12, 16, 16, 16, 16, 16, 16, 16, 16, 12, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + ], + ], [ + [ + 0, 5, 11, 3, 6, 11, 10, 10, 12, 3, 7, 11, 6, 8, 11, 11, + 11, 12, 10, 10, 12, 11, 11, 13, 14, 13, 14, 1, 6, 11, 4, 7, + 11, 10, 11, 13, 5, 7, 11, 7, 8, 11, 11, 11, 13, 10, 11, 13, + 11, 11, 12, 13, 13, 14, 7, 10, 12, 9, 11, 13, 12, 13, 14, 9, + 10, 13, 9, 10, 13, 12, 11, 13, 12, 13, 16, 12, 13, 13, 14, 14, + 14, 11, 14, 16, 12, 14, 15, 14, 13, 16, 13, 13, 15, 13, 14, 16, + 14, 13, 16, 13, 13, 16, 13, 14, 15, 15, 14, 15, + ], [ + 0, 4, 16, 2, 7, 16, 10, 16, 16, 4, 10, 16, 7, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 1, 6, 13, 4, 11, + 16, 16, 16, 16, 6, 10, 16, 8, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 8, 16, 16, 10, 16, 16, 16, 16, 16, 10, + 16, 16, 10, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + ], + ], +]; + +const RV34_INTRA_COEFFS: &'static [[u8; 32]; 5] = &[ + [ + 1, 3, 3, 4, 4, 5, 6, 6, 6, 7, 7, 7, 8, 8, 9, 9, + 9, 9, 10, 10, 10, 11, 11, 11, 10, 10, 10, 12, 13, 14, 15, 15, + ], [ + 1, 2, 3, 5, 5, 6, 6, 7, 7, 8, 8, 9, 10, 10, 10, 11, + 11, 11, 12, 12, 13, 13, 13, 13, 13, 13, 13, 14, 16, 16, 16, 16, + ], [ + 1, 2, 3, 4, 5, 6, 8, 8, 9, 9, 10, 10, 11, 12, 12, 12, + 13, 13, 14, 14, 14, 14, 16, 16, 14, 16, 16, 16, 14, 16, 16, 16, + ], [ + 1, 2, 3, 4, 5, 6, 8, 8, 9, 9, 10, 10, 11, 12, 12, 12, + 13, 13, 16, 16, 16, 16, 16, 16, 16, 16, 14, 12, 16, 16, 16, 16, + ], [ + 1, 2, 3, 4, 5, 7, 7, 8, 8, 9, 10, 10, 12, 11, 13, 12, + 15, 13, 14, 13, 12, 15, 14, 13, 12, 12, 10, 11, 16, 16, 16, 16, + ] +]; + +const RV34_INTER_CBPPAT: &'static [[u8; 1296]; 7] = &[ +[ + 7, 9, 9, 8, 9, 8, 9, 8, 9, 9, 8, 8, 8, 8, 8, 4, + 7, 10, 11, 10, 11, 10, 12, 10, 12, 11, 11, 10, 11, 10, 10, 7, + 10, 11, 15, 12, 15, 12, 15, 12, 15, 14, 14, 12, 14, 12, 14, 9, + 7, 11, 10, 10, 12, 11, 11, 10, 11, 12, 10, 10, 11, 10, 10, 7, + 8, 12, 12, 11, 13, 12, 12, 10, 13, 13, 12, 10, 12, 11, 11, 7, + 11, 13, 15, 11, 15, 13, 15, 12, 16, 14, 14, 12, 15, 13, 13, 9, + 10, 15, 11, 12, 15, 14, 14, 12, 15, 15, 12, 12, 14, 14, 12, 9, + 11, 15, 13, 12, 16, 15, 14, 12, 15, 15, 13, 12, 15, 14, 13, 9, + 13, 15, 14, 10, 16, 15, 16, 11, 16, 16, 15, 12, 16, 15, 15, 9, + 7, 11, 11, 11, 11, 10, 11, 10, 11, 12, 11, 10, 10, 10, 10, 7, + 9, 12, 13, 12, 12, 11, 13, 10, 13, 13, 12, 11, 12, 10, 11, 7, + 12, 13, 16, 14, 15, 12, 16, 12, 16, 15, 15, 13, 15, 12, 14, 9, + 9, 13, 13, 12, 13, 12, 13, 11, 13, 13, 12, 11, 12, 11, 11, 7, + 9, 13, 13, 12, 13, 12, 13, 11, 13, 13, 13, 11, 12, 11, 11, 7, + 12, 14, 15, 13, 16, 13, 15, 11, 16, 14, 15, 12, 15, 12, 13, 8, + 12, 16, 14, 14, 16, 15, 15, 13, 16, 15, 14, 13, 15, 14, 13, 9, + 12, 15, 14, 13, 15, 14, 15, 12, 16, 15, 14, 12, 14, 13, 13, 8, + 13, 16, 16, 12, 16, 14, 16, 11, 16, 16, 15, 12, 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16, 13, 16, 16, 16, 10, 14, 12, 14, 11, 13, 13, 13, + 12, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 11, 16, 16, 16, 16, 16, 16, 16, 12, 16, 12, 16, 16, 16, 16, 16, + 13, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 11, 16, 16, 16, 16, 16, 16, 16, 13, 16, 13, 16, 16, 16, 16, 16, + 14, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 10, 16, 16, 16, 14, 16, 16, 16, 12, 16, 16, 16, 12, 16, 16, 16, + 13, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 12, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 13, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 14, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 13, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 14, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 11, 16, 16, 16, 14, 16, 16, 16, 14, 16, 16, 16, 12, 16, 16, 16, + 13, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 13, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 13, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 13, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 14, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 13, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 10, 16, 16, 16, 16, 16, 16, 16, 14, 16, 16, 16, 16, 16, 16, 14, +]]; + +const RV34_INTER_CBP: &[[[u8; 16]; 4]; 7] = &[ +[ + [ 0, 6, 6, 3, 6, 4, 5, 3, 6, 5, 4, 3, 3, 4, 4, 3 ], + [ 0, 6, 6, 4, 6, 4, 5, 3, 6, 5, 4, 3, 4, 4, 4, 2 ], + [ 0, 7, 7, 4, 7, 5, 5, 4, 7, 5, 5, 4, 5, 4, 4, 1 ], + [ 0, 7, 7, 5, 7, 5, 6, 4, 7, 6, 5, 3, 5, 4, 4, 1 ] +], [ + [ 0, 6, 6, 3, 6, 3, 5, 4, 6, 5, 3, 4, 3, 4, 4, 3 ], + [ 0, 6, 6, 4, 6, 4, 4, 4, 6, 4, 4, 3, 4, 4, 4, 2 ], + [ 0, 6, 6, 4, 6, 4, 5, 4, 6, 5, 4, 3, 4, 4, 3, 2 ], + [ 0, 7, 7, 5, 7, 5, 6, 4, 7, 6, 5, 3, 5, 4, 4, 1 ] +], [ + [ 0, 6, 6, 3, 6, 3, 5, 4, 6, 5, 3, 4, 3, 4, 4, 3 ], + [ 0, 5, 5, 3, 5, 4, 5, 4, 5, 5, 4, 4, 4, 4, 4, 2 ], + [ 0, 6, 6, 4, 6, 4, 5, 3, 6, 5, 4, 3, 4, 4, 4, 2 ], + [ 0, 7, 7, 5, 7, 5, 6, 4, 7, 6, 5, 3, 5, 4, 4, 1 ] +], [ + [ 0, 6, 6, 3, 6, 3, 5, 4, 6, 5, 3, 4, 3, 4, 4, 3 ], + [ 0, 5, 5, 3, 5, 4, 5, 4, 5, 5, 4, 4, 4, 4, 4, 2 ], + [ 0, 6, 6, 4, 6, 4, 5, 3, 6, 5, 4, 3, 4, 4, 4, 2 ], + [ 0, 7, 7, 4, 7, 5, 6, 4, 7, 6, 5, 4, 4, 4, 4, 1 ] +], [ + [ 0, 5, 5, 3, 5, 3, 5, 4, 5, 5, 3, 4, 3, 4, 4, 4 ], + [ 0, 5, 5, 3, 5, 4, 5, 4, 5, 5, 3, 4, 3, 4, 4, 3 ], + [ 0, 6, 6, 4, 6, 4, 5, 4, 6, 5, 4, 3, 4, 4, 3, 2 ], + [ 0, 7, 7, 4, 7, 5, 6, 4, 7, 6, 5, 4, 4, 4, 4, 1 ] +], [ + [ 0, 5, 5, 3, 5, 3, 5, 4, 5, 5, 3, 4, 3, 4, 4, 4 ], + [ 0, 5, 5, 3, 5, 4, 5, 4, 5, 5, 3, 4, 3, 4, 4, 3 ], + [ 0, 5, 5, 3, 5, 4, 4, 4, 5, 4, 4, 4, 3, 4, 4, 3 ], + [ 0, 6, 6, 4, 6, 4, 5, 4, 6, 5, 4, 3, 4, 4, 3, 2 ] +], [ + [ 0, 4, 4, 3, 4, 3, 5, 5, 4, 5, 3, 5, 3, 5, 4, 5 ], + [ 0, 4, 4, 3, 4, 4, 5, 4, 4, 5, 3, 5, 3, 5, 4, 4 ], + [ 0, 4, 4, 3, 4, 4, 5, 4, 4, 5, 4, 4, 3, 4, 4, 4 ], + [ 0, 4, 4, 3, 5, 4, 5, 4, 5, 5, 4, 4, 3, 4, 4, 3 ] +]]; + +const RV34_INTER_FIRSTPAT: &'static [[[u8; 864]; 2]; 7] = &[ + [ + [ + 0, 7, 5, 7, 5, 7, 6, 6, 7, 10, 7, 9, 8, 9, 8, 7, + 12, 14, 11, 12, 12, 12, 11, 9, 6, 9, 6, 8, 7, 9, 7, 7, + 8, 11, 8, 9, 9, 10, 9, 8, 13, 15, 12, 12, 12, 13, 11, 9, + 10, 13, 9, 10, 11, 12, 9, 8, 12, 14, 10, 11, 12, 13, 10, 9, + 16, 16, 12, 12, 14, 13, 11, 9, 6, 9, 7, 9, 7, 9, 8, 7, + 9, 11, 9, 10, 9, 10, 9, 8, 14, 16, 12, 12, 13, 13, 11, 9, + 8, 11, 8, 10, 9, 10, 9, 8, 10, 13, 10, 11, 10, 11, 9, 8, + 14, 16, 12, 12, 13, 13, 11, 9, 12, 14, 10, 11, 12, 13, 10, 9, + 13, 16, 11, 12, 13, 13, 10, 9, 16, 16, 13, 12, 14, 14, 11, 9, + 11, 13, 11, 12, 10, 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12, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 12, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + ], + ], +]; + +const RV34_INTER_SECONDPAT: &'static [[[u8; 108]; 2]; 7] = &[ + [ + [ + 0, 4, 8, 3, 6, 8, 6, 7, 8, 4, 6, 8, 6, 7, 8, 7, + 8, 8, 7, 8, 8, 8, 8, 8, 8, 8, 8, 3, 6, 8, 4, 6, + 9, 7, 7, 8, 5, 7, 9, 6, 7, 9, 8, 8, 8, 7, 8, 8, + 8, 8, 8, 8, 8, 7, 6, 8, 9, 7, 8, 9, 7, 8, 9, 7, + 8, 9, 7, 8, 9, 8, 8, 9, 8, 8, 9, 8, 9, 9, 8, 8, + 8, 8, 9, 9, 8, 9, 9, 7, 8, 8, 8, 9, 9, 8, 9, 9, + 8, 8, 8, 7, 8, 8, 8, 8, 8, 7, 7, 6, + ], [ + 0, 4, 9, 3, 6, 9, 7, 8, 10, 3, 6, 9, 5, 7, 10, 9, + 9, 10, 7, 8, 10, 8, 9, 10, 10, 10, 10, 2, 6, 9, 4, 7, + 10, 8, 9, 10, 4, 7, 10, 6, 7, 10, 9, 9, 10, 7, 8, 10, + 8, 9, 10, 10, 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11, 12, 11, 11, 12, + ], [ + 0, 4, 12, 3, 7, 13, 10, 12, 15, 3, 7, 13, 7, 9, 14, 12, + 12, 13, 8, 11, 14, 11, 13, 15, 15, 14, 14, 1, 6, 13, 5, 8, + 13, 10, 13, 15, 4, 8, 13, 8, 9, 14, 13, 13, 15, 8, 11, 14, + 12, 12, 15, 15, 14, 14, 7, 10, 13, 9, 11, 13, 12, 14, 16, 8, + 11, 14, 10, 12, 15, 13, 13, 16, 10, 12, 15, 12, 13, 15, 15, 14, + 15, 11, 12, 14, 12, 14, 14, 13, 15, 15, 10, 12, 14, 12, 13, 15, + 14, 15, 15, 10, 13, 13, 12, 13, 15, 14, 14, 15, + ], + ], [ + [ + 0, 5, 10, 3, 7, 11, 9, 11, 14, 3, 7, 11, 7, 8, 12, 11, + 12, 14, 7, 9, 12, 10, 11, 14, 13, 14, 16, 1, 7, 11, 5, 8, + 12, 9, 11, 15, 4, 8, 12, 7, 9, 13, 11, 12, 15, 8, 10, 13, + 10, 11, 14, 14, 14, 16, 6, 9, 13, 8, 11, 14, 10, 13, 16, 7, + 10, 14, 9, 11, 15, 12, 13, 16, 9, 11, 15, 12, 12, 15, 14, 14, + 16, 10, 12, 14, 11, 13, 15, 12, 14, 16, 10, 12, 15, 11, 13, 16, + 13, 14, 16, 10, 13, 16, 12, 13, 15, 14, 15, 16, + ], [ + 0, 5, 16, 3, 8, 14, 11, 13, 14, 2, 8, 14, 8, 10, 16, 13, + 13, 14, 9, 13, 16, 12, 13, 16, 16, 14, 16, 1, 7, 14, 6, 10, + 14, 12, 16, 16, 5, 9, 14, 9, 11, 16, 15, 16, 16, 10, 12, 16, + 13, 13, 16, 16, 14, 16, 8, 11, 14, 11, 13, 14, 14, 14, 16, 8, + 12, 14, 11, 13, 16, 16, 16, 16, 10, 12, 15, 13, 14, 16, 16, 16, + 16, 11, 14, 14, 14, 15, 16, 16, 15, 16, 10, 13, 16, 13, 14, 14, + 16, 16, 16, 10, 13, 16, 13, 14, 16, 16, 16, 16, + ], + ], [ + [ + 0, 5, 11, 3, 7, 13, 9, 12, 16, 3, 7, 12, 6, 9, 14, 11, + 13, 16, 7, 10, 16, 11, 12, 16, 16, 16, 16, 1, 6, 12, 5, 9, + 16, 9, 13, 16, 4, 8, 16, 7, 10, 16, 12, 15, 16, 7, 11, 16, + 11, 12, 16, 16, 16, 16, 6, 10, 15, 8, 11, 16, 11, 14, 16, 7, + 11, 16, 10, 12, 16, 13, 16, 16, 9, 13, 16, 13, 14, 16, 16, 16, + 16, 10, 12, 16, 12, 16, 16, 16, 16, 16, 11, 13, 16, 13, 16, 16, + 16, 16, 16, 12, 16, 16, 16, 16, 16, 16, 16, 16, + ], [ + 0, 5, 16, 3, 8, 16, 12, 12, 16, 2, 8, 16, 8, 10, 16, 13, + 13, 16, 9, 13, 16, 12, 13, 16, 16, 16, 16, 1, 8, 16, 6, 10, + 16, 12, 16, 16, 5, 9, 16, 9, 11, 16, 13, 16, 16, 9, 12, 14, + 12, 12, 16, 16, 16, 16, 8, 11, 13, 11, 12, 16, 14, 16, 16, 8, + 12, 16, 11, 13, 16, 16, 15, 16, 9, 13, 14, 12, 13, 16, 16, 16, + 16, 10, 12, 13, 14, 13, 16, 16, 16, 16, 9, 13, 16, 13, 12, 16, + 16, 16, 16, 10, 12, 16, 14, 15, 16, 16, 16, 16, + ], + ], +]; + +const RV34_INTER_THIRDPAT: &'static [[[u8; 108]; 2]; 7] = &[ + [ + [ + 0, 5, 8, 3, 6, 9, 6, 7, 9, 4, 6, 9, 6, 7, 9, 8, + 8, 9, 7, 8, 9, 8, 9, 9, 9, 9, 9, 2, 6, 9, 4, 7, + 9, 7, 8, 9, 5, 7, 9, 6, 7, 9, 8, 8, 9, 7, 8, 9, + 8, 9, 9, 9, 9, 8, 5, 8, 10, 6, 8, 10, 8, 9, 9, 7, + 8, 10, 7, 9, 10, 8, 9, 9, 8, 9, 10, 9, 9, 10, 9, 9, + 9, 7, 9, 10, 8, 9, 10, 8, 8, 9, 8, 9, 10, 8, 9, 10, + 8, 8, 9, 8, 9, 9, 8, 9, 9, 8, 8, 7, + ], [ + 0, 4, 9, 2, 6, 10, 7, 8, 10, 3, 6, 10, 6, 7, 10, 9, + 9, 10, 8, 9, 11, 9, 10, 11, 10, 11, 11, 2, 6, 10, 4, 7, + 10, 8, 9, 10, 5, 7, 10, 7, 8, 10, 9, 9, 10, 9, 10, 11, + 10, 10, 11, 11, 11, 11, 6, 9, 11, 7, 9, 11, 9, 10, 12, 8, + 9, 11, 8, 10, 11, 10, 10, 11, 10, 11, 12, 11, 11, 12, 11, 11, + 11, 9, 11, 12, 10, 11, 12, 10, 11, 12, 10, 11, 12, 10, 11, 12, + 11, 11, 12, 11, 12, 12, 11, 12, 12, 12, 11, 11, + ], + ], [ + [ + 0, 4, 9, 3, 6, 9, 6, 8, 9, 4, 6, 9, 5, 7, 9, 8, + 8, 9, 7, 8, 10, 8, 9, 10, 9, 9, 9, 2, 6, 9, 4, 7, + 9, 7, 8, 9, 5, 7, 9, 6, 7, 10, 8, 9, 9, 7, 9, 10, + 8, 9, 10, 9, 9, 9, 5, 8, 10, 6, 8, 10, 8, 9, 10, 7, + 8, 10, 7, 9, 11, 9, 9, 10, 8, 9, 10, 9, 10, 10, 10, 10, + 9, 7, 9, 10, 8, 9, 11, 8, 9, 10, 8, 9, 11, 8, 9, 11, + 9, 9, 10, 9, 9, 10, 9, 9, 10, 9, 9, 8, + ], [ + 0, 4, 9, 2, 5, 10, 7, 8, 11, 3, 6, 10, 6, 7, 10, 9, + 10, 11, 8, 9, 11, 9, 10, 11, 11, 11, 12, 2, 6, 10, 4, 7, + 10, 8, 9, 11, 5, 7, 10, 6, 8, 10, 9, 10, 11, 9, 10, 12, + 10, 10, 12, 11, 12, 12, 6, 9, 11, 8, 9, 12, 9, 11, 13, 8, + 10, 12, 9, 10, 12, 11, 11, 12, 10, 12, 13, 11, 12, 13, 13, 12, + 13, 10, 11, 13, 10, 12, 13, 11, 12, 13, 11, 12, 13, 11, 12, 13, + 12, 12, 13, 12, 13, 14, 13, 13, 14, 13, 13, 13, + ], + ], [ + [ + 0, 4, 9, 3, 6, 9, 7, 8, 10, 3, 6, 9, 5, 7, 10, 8, + 9, 10, 7, 9, 10, 8, 9, 10, 10, 10, 10, 2, 6, 9, 4, 7, + 10, 7, 9, 10, 4, 7, 10, 6, 8, 10, 8, 9, 10, 8, 9, 10, + 9, 9, 10, 10, 10, 10, 5, 8, 11, 7, 9, 11, 8, 10, 11, 7, + 9, 11, 8, 9, 11, 9, 10, 11, 9, 10, 11, 10, 10, 11, 11, 11, + 11, 8, 10, 11, 9, 10, 11, 9, 10, 11, 9, 10, 12, 9, 10, 12, + 10, 11, 11, 9, 10, 11, 10, 11, 11, 10, 10, 10, + ], [ + 0, 4, 10, 3, 6, 11, 8, 10, 12, 3, 6, 11, 6, 8, 11, 10, + 11, 13, 9, 10, 13, 11, 12, 14, 13, 13, 14, 1, 6, 10, 5, 8, + 12, 9, 10, 13, 5, 8, 11, 7, 9, 12, 11, 11, 13, 10, 12, 13, + 11, 12, 14, 14, 13, 15, 7, 10, 12, 9, 11, 14, 11, 12, 15, 9, + 11, 13, 10, 11, 14, 12, 12, 14, 12, 14, 16, 13, 13, 16, 14, 14, + 16, 12, 13, 15, 12, 14, 15, 13, 14, 16, 13, 14, 16, 14, 14, 16, + 14, 15, 16, 14, 16, 16, 15, 16, 16, 15, 15, 16, + ], + ], [ + [ + 0, 4, 9, 2, 6, 9, 7, 9, 11, 3, 6, 10, 6, 7, 10, 9, + 10, 11, 7, 9, 10, 9, 10, 11, 11, 11, 12, 2, 6, 10, 4, 7, + 10, 8, 9, 11, 5, 7, 10, 7, 8, 10, 9, 10, 11, 8, 9, 11, + 9, 10, 11, 11, 12, 11, 6, 9, 11, 7, 10, 12, 9, 11, 12, 7, + 10, 12, 9, 10, 12, 11, 11, 12, 9, 11, 12, 10, 11, 12, 12, 12, + 12, 9, 11, 12, 9, 11, 13, 11, 12, 13, 9, 11, 13, 10, 12, 13, + 11, 12, 13, 11, 12, 13, 11, 12, 13, 12, 13, 12, + ], [ + 0, 4, 11, 2, 6, 12, 9, 11, 16, 4, 7, 12, 7, 9, 15, 11, + 12, 16, 10, 11, 16, 11, 13, 16, 16, 16, 16, 1, 6, 11, 5, 8, + 16, 9, 12, 16, 6, 9, 15, 8, 10, 16, 12, 13, 16, 12, 14, 16, + 12, 16, 16, 16, 16, 16, 8, 11, 14, 10, 12, 16, 12, 16, 16, 10, + 13, 16, 12, 16, 16, 13, 14, 16, 14, 16, 16, 16, 16, 16, 16, 16, + 16, 13, 13, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 14, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + ], + ], [ + [ + 0, 5, 9, 3, 6, 10, 8, 10, 12, 3, 6, 10, 6, 8, 10, 10, + 11, 12, 8, 9, 11, 10, 10, 12, 13, 13, 13, 1, 6, 10, 5, 8, + 11, 9, 11, 13, 5, 8, 11, 7, 9, 11, 11, 11, 13, 8, 9, 11, + 10, 10, 12, 13, 13, 14, 6, 9, 12, 8, 11, 13, 11, 13, 15, 8, + 10, 13, 10, 11, 13, 12, 13, 15, 10, 12, 13, 12, 12, 13, 14, 14, + 14, 9, 12, 14, 11, 13, 15, 13, 15, 16, 11, 13, 15, 12, 14, 15, + 14, 15, 16, 13, 14, 15, 14, 14, 15, 15, 16, 16, + ], [ + 0, 4, 16, 2, 7, 16, 10, 13, 16, 3, 8, 16, 7, 10, 16, 16, + 16, 16, 12, 16, 16, 15, 16, 16, 16, 16, 16, 1, 7, 16, 6, 9, + 16, 10, 16, 16, 7, 12, 16, 9, 13, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 9, 16, 16, 11, 13, 16, 16, 16, 16, 12, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 14, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + ], + ], [ + [ + 0, 4, 9, 3, 6, 11, 9, 12, 16, 3, 6, 10, 6, 8, 11, 12, + 13, 16, 8, 9, 12, 10, 11, 13, 16, 16, 16, 1, 6, 10, 5, 8, + 12, 10, 13, 16, 5, 8, 11, 8, 9, 13, 13, 14, 16, 9, 10, 14, + 11, 12, 15, 16, 16, 16, 6, 10, 13, 9, 12, 16, 14, 16, 16, 9, + 12, 14, 11, 13, 16, 16, 16, 16, 12, 14, 16, 14, 16, 16, 16, 16, + 16, 11, 16, 16, 13, 16, 16, 16, 16, 16, 12, 16, 16, 13, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + ], [ + 0, 4, 16, 2, 8, 16, 10, 16, 16, 3, 9, 16, 8, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 1, 7, 16, 5, 10, + 16, 16, 16, 16, 7, 16, 16, 11, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 10, 15, 16, 10, 16, 16, 16, 16, 16, 14, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + ], + ], [ + [ + 0, 3, 9, 3, 7, 11, 11, 15, 16, 3, 6, 11, 7, 9, 12, 16, + 16, 16, 8, 10, 16, 11, 16, 16, 16, 16, 16, 1, 6, 11, 6, 9, + 15, 16, 16, 16, 5, 8, 16, 9, 11, 16, 16, 16, 16, 10, 16, 16, + 16, 16, 16, 16, 16, 16, 7, 11, 16, 11, 16, 16, 16, 16, 16, 11, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + ], [ + 0, 4, 16, 2, 8, 16, 16, 16, 16, 3, 12, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 1, 7, 16, 5, 12, + 16, 16, 16, 16, 6, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 9, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + ], + ], +]; + +const RV34_INTER_COEFFS: &[[u8; 32]; 7] = &[ +[ + 1, 2, 4, 4, 5, 5, 6, 7, 7, 7, 8, 8, 8, 9, 9, 10, + 10, 10, 10, 11, 11, 11, 11, 12, 11, 11, 11, 13, 14, 15, 16, 16, +], [ + 1, 2, 3, 5, 5, 6, 6, 7, 7, 8, 9, 9, 9, 10, 10, 10, + 11, 11, 12, 12, 12, 12, 13, 13, 12, 12, 13, 14, 16, 16, 16, 16, +], [ + 1, 2, 3, 4, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 12, + 12, 12, 13, 13, 13, 14, 14, 15, 14, 14, 16, 16, 16, 16, 16, 16, +], [ + 1, 2, 3, 4, 5, 6, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, + 13, 13, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, +], [ + 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15, 16, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, +], [ + 1, 2, 3, 4, 5, 6, 7, 8, 10, 10, 11, 11, 13, 12, 12, 13, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, +], [ + 1, 2, 3, 4, 5, 6, 7, 8, 10, 10, 10, 11, 14, 13, 15, 16, + 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 16, 16, 16, +]]; diff --git a/src/codecs/real/rv34dsp.rs b/src/codecs/real/rv34dsp.rs new file mode 100644 index 0000000..c8c87fb --- /dev/null +++ b/src/codecs/real/rv34dsp.rs @@ -0,0 +1,564 @@ +#[allow(dead_code)] +#[derive(Debug,Clone,Copy)] +pub enum PredType4x4 { + Ver, + Hor, + DC, + DiagDownLeft, + DiagDownRight, + VerRight, + HorDown, + VerLeft, + HorUp, + LeftDC, + TopDC, + DC128, + DiagDownLeftNoDown, + HorUpNoDown, + VerLeftNoDown +} + +#[allow(dead_code)] +#[derive(Debug,Clone,Copy)] +pub enum PredType8x8 { + DC, + Hor, + Ver, + Plane, + LeftDC, + TopDC, + DC128 +} + +pub struct RV34CommonDSP { + pub ipred4x4: [fn(buf: &mut [u8], idx: usize, stride: usize, tr: &[u8]); 15], + pub ipred8x8: [fn(buf: &mut [u8], idx: usize, stride: usize); 7], + pub ipred16x16: [fn(buf: &mut [u8], idx: usize, stride: usize); 7], +} + +fn row_transform(src: &[i16], dst: &mut [i32]) { + for i in 0..4 { + let z0 = 13 * ((src[i + 4*0] as i32) + (src[i + 4*2] as i32)); + let z1 = 13 * ((src[i + 4*0] as i32) - (src[i + 4*2] as i32)); + let z2 = 7 * (src[i + 4*1] as i32) - 17 * (src[i + 4*3] as i32); + let z3 = 17 * (src[i + 4*1] as i32) + 7 * (src[i + 4*3] as i32); + dst[4 * i + 0] = z0 + z3; + dst[4 * i + 1] = z1 + z2; + dst[4 * i + 2] = z1 - z2; + dst[4 * i + 3] = z0 - z3; + } +} + +fn clip8(a: i16) -> u8 { + if a < 0 { 0 } + else if a > 255 { 255 } + else { a as u8 } +} + +#[inline(always)] +fn mclip8(a: i32) -> u8 { + if (a as u32) > 255 { !(a >> 16) as u8 } + else { a as u8 } +} + +impl RV34CommonDSP { + pub fn new() -> Self { + Self { + ipred4x4: IPRED_FUNCS4X4, + ipred8x8: IPRED_FUNCS8X8, + ipred16x16: IPRED_FUNCS16X16, + } + } + pub fn add_coeffs(&self, dst: &mut [u8], idx: usize, stride: usize, coeffs: &[i16]) { + let out = &mut dst[idx..][..stride * 3 + 4]; + let mut sidx: usize = 0; + for el in out.chunks_mut(stride).take(4) { + assert!(el.len() >= 4); + el[0] = mclip8((el[0] as i32) + (coeffs[0 + sidx] as i32)); + el[1] = mclip8((el[1] as i32) + (coeffs[1 + sidx] as i32)); + el[2] = mclip8((el[2] as i32) + (coeffs[2 + sidx] as i32)); + el[3] = mclip8((el[3] as i32) + (coeffs[3 + sidx] as i32)); + sidx += 4; + } + } + pub fn transform(&self, coeffs: &mut [i16]) { + let mut tmp: [i32; 16] = [0; 16]; + row_transform(coeffs, &mut tmp); + for i in 0..4 { + let z0 = 13*(tmp[4*0+i] + tmp[4*2+i]) + 0x200; + let z1 = 13*(tmp[4*0+i] - tmp[4*2+i]) + 0x200; + let z2 = 7* tmp[4*1+i] - 17*tmp[4*3+i]; + let z3 = 17* tmp[4*1+i] + 7*tmp[4*3+i]; + coeffs[i * 4 + 0] = ((z0 + z3) >> 10) as i16; + coeffs[i * 4 + 1] = ((z1 + z2) >> 10) as i16; + coeffs[i * 4 + 2] = ((z1 - z2) >> 10) as i16; + coeffs[i * 4 + 3] = ((z0 - z3) >> 10) as i16; + } + } + pub fn transform_dc(&self, coeffs: &mut [i16]) { + let val = (((coeffs[0] as i32) * 13 * 13 + 0x200) >> 10) as i16; + for i in 0..16 { coeffs[i] = val; } + } + pub fn transform16(&self, coeffs: &mut [i16]) { + let mut tmp: [i32; 16] = [0; 16]; + row_transform(coeffs, &mut tmp); + for i in 0..4 { + let z0 = 39*(tmp[4*0+i] + tmp[4*2+i]); + let z1 = 39*(tmp[4*0+i] - tmp[4*2+i]); + let z2 = 21* tmp[4*1+i] - 51*tmp[4*3+i]; + let z3 = 51* tmp[4*1+i] + 21*tmp[4*3+i]; + + coeffs[i * 4 + 0] = ((z0 + z3) >> 11) as i16; + coeffs[i * 4 + 1] = ((z1 + z2) >> 11) as i16; + coeffs[i * 4 + 2] = ((z1 - z2) >> 11) as i16; + coeffs[i * 4 + 3] = ((z0 - z3) >> 11) as i16; + } + } + pub fn transform16_dc(&self, coeffs: &mut [i16]) { + let val = (((coeffs[0] as i32) * 13 * 13 * 3) >> 11) as i16; + for i in 0..16 { coeffs[i] = val; } + } + pub fn weight(&self, dst: &mut [u8], mut didx: usize, dstride: usize, + src: &[u8], mut sidx: usize, sstride: usize, ratio1: u32, ratio2: u32, + size: usize) { + for _ in 0..size { + for x in 0..size { + dst[didx + x] = (((((dst[didx + x] as u32) * ratio1) >> 9) + + (((src[sidx + x] as u32) * ratio2) >> 9) + 0x10) >> 5) as u8; + } + didx += dstride; + sidx += sstride; + } + } + pub fn avg(&self, dst: &mut [u8], mut didx: usize, dstride: usize, + src: &[u8], mut sidx: usize, sstride: usize, + size: usize) { + for _ in 0..size { + for x in 0..size { + dst[didx + x] = (((dst[didx + x] as u16) + (src[sidx + x] as u16) + 1) >> 1) as u8; + } + didx += dstride; + sidx += sstride; + } + } +} + +fn ipred_dc128(buf: &mut [u8], mut idx: usize, stride: usize, bsize: usize) { + for _ in 0..bsize { + for x in 0..bsize { buf[idx + x] = 128; } + idx += stride; + } +} +fn ipred_ver(buf: &mut [u8], mut idx: usize, stride: usize, bsize: usize) { + let oidx = idx - stride; + for _ in 0..bsize { + for x in 0..bsize { buf[idx + x] = buf[oidx + x]; } + idx += stride; + } +} +fn ipred_hor(buf: &mut [u8], mut idx: usize, stride: usize, bsize: usize) { + for _ in 0..bsize { + for x in 0..bsize { buf[idx + x] = buf[idx - 1]; } + idx += stride; + } +} +fn ipred_dc(buf: &mut [u8], mut idx: usize, stride: usize, bsize: usize, shift: u8) { + let mut adc: u16 = 0; + for i in 0..bsize { adc += buf[idx - stride + i] as u16; } + for i in 0..bsize { adc += buf[idx - 1 + i * stride] as u16; } + let dc = ((adc + (1 << (shift - 1))) >> shift) as u8; + + for _ in 0..bsize { + for x in 0..bsize { buf[idx + x] = dc; } + idx += stride; + } +} +fn ipred_left_dc(buf: &mut [u8], mut idx: usize, stride: usize, bsize: usize, shift: u8) { + let mut adc: u16 = 0; + for i in 0..bsize { adc += buf[idx - 1 + i * stride] as u16; } + let dc = ((adc + (1 << (shift - 1))) >> shift) as u8; + + for _ in 0..bsize { + for x in 0..bsize { buf[idx + x] = dc; } + idx += stride; + } +} +fn ipred_top_dc(buf: &mut [u8], mut idx: usize, stride: usize, bsize: usize, shift: u8) { + let mut adc: u16 = 0; + for i in 0..bsize { adc += buf[idx - stride + i] as u16; } + let dc = ((adc + (1 << (shift - 1))) >> shift) as u8; + + for _ in 0..bsize { + for x in 0..bsize { buf[idx + x] = dc; } + idx += stride; + } +} + +fn load_top(dst: &mut [u16], buf: &mut [u8], idx: usize, stride: usize, len: usize) { + for i in 0..len { dst[i] = buf[idx - stride + i] as u16; } +} +fn load_left(dst: &mut [u16], buf: &mut [u8], idx: usize, stride: usize, len: usize) { + for i in 0..len { dst[i] = buf[idx - 1 + i * stride] as u16; } +} + +fn ipred_4x4_ver(buf: &mut [u8], idx: usize, stride: usize, _tr: &[u8]) { + ipred_ver(buf, idx, stride, 4); +} +fn ipred_4x4_hor(buf: &mut [u8], idx: usize, stride: usize, _tr: &[u8]) { + ipred_hor(buf, idx, stride, 4); +} +fn ipred_4x4_diag_down_left(buf: &mut [u8], idx: usize, stride: usize, tr: &[u8]) { + let mut t: [u16; 8] = [0; 8]; + let mut l: [u16; 8] = [0; 8]; + load_top(&mut t, buf, idx, stride, 4); + for i in 0..4 { t[i + 4] = tr[i] as u16; } + load_left(&mut l, buf, idx, stride, 8); + let dst = &mut buf[idx..]; + + dst[0 + 0 * stride] = ((t[0] + t[2] + 2*t[1] + 2 + l[0] + l[2] + 2*l[1] + 2) >> 3) as u8; + let pix = ((t[1] + t[3] + 2*t[2] + 2 + l[1] + l[3] + 2*l[2] + 2) >> 3) as u8; + dst[1 + 0 * stride] = pix; + dst[0 + 1 * stride] = pix; + let pix = ((t[2] + t[4] + 2*t[3] + 2 + l[2] + l[4] + 2*l[3] + 2) >> 3) as u8; + dst[2 + 0 * stride] = pix; + dst[1 + 1 * stride] = pix; + dst[0 + 2 * stride] = pix; + let pix = ((t[3] + t[5] + 2*t[4] + 2 + l[3] + l[5] + 2*l[4] + 2) >> 3) as u8; + dst[3 + 0 * stride] = pix; + dst[2 + 1 * stride] = pix; + dst[1 + 2 * stride] = pix; + dst[0 + 3 * stride] = pix; + let pix = ((t[4] + t[6] + 2*t[5] + 2 + l[4] + l[6] + 2*l[5] + 2) >> 3) as u8; + dst[3 + 1 * stride] = pix; + dst[2 + 2 * stride] = pix; + dst[1 + 3 * stride] = pix; + let pix = ((t[5] + t[7] + 2*t[6] + 2 + l[5] + l[7] + 2*l[6] + 2) >> 3) as u8; + dst[3 + 2 * stride] = pix; + dst[2 + 3 * stride] = pix; + dst[3 + 3 * stride] = ((t[6] + t[7] + 1 + l[6] + l[7] + 1) >> 2) as u8; +} +fn ipred_4x4_diag_down_left_nodown(buf: &mut [u8], idx: usize, stride: usize, tr: &[u8]) { + let mut t: [u16; 8] = [0; 8]; + let mut l: [u16; 4] = [0; 4]; + load_top(&mut t, buf, idx, stride, 4); + for i in 0..4 { t[i + 4] = tr[i] as u16; } + load_left(&mut l, buf, idx, stride, 4); + let dst = &mut buf[idx..]; + + dst[0 + 0 * stride] = ((t[0] + t[2] + 2*t[1] + 2 + l[0] + l[2] + 2*l[1] + 2) >> 3) as u8; + let pix = ((t[1] + t[3] + 2*t[2] + 2 + l[1] + l[3] + 2*l[2] + 2) >> 3) as u8; + dst[1 + 0 * stride] = pix; + dst[0 + 1 * stride] = pix; + let pix = ((t[2] + t[4] + 2*t[3] + 2 + l[2] + 3*l[3] + 2) >> 3) as u8; + dst[2 + 0 * stride] = pix; + dst[1 + 1 * stride] = pix; + dst[0 + 2 * stride] = pix; + let pix = ((t[3] + t[5] + 2*t[4] + 2 + l[3]*4 + 2) >> 3) as u8; + dst[3 + 0 * stride] = pix; + dst[2 + 1 * stride] = pix; + dst[1 + 2 * stride] = pix; + dst[0 + 3 * stride] = pix; + let pix = ((t[4] + t[6] + 2*t[5] + 2 + l[3]*4 + 2) >> 3) as u8; + dst[3 + 1 * stride] = pix; + dst[2 + 2 * stride] = pix; + dst[1 + 3 * stride] = pix; + let pix = ((t[5] + t[7] + 2*t[6] + 2 + l[3]*4 + 2) >> 3) as u8; + dst[3 + 2 * stride] = pix; + dst[2 + 3 * stride] = pix; + dst[3 + 3 * stride] = ((t[6] + t[7] + 1 + 2*l[3] + 1) >> 2) as u8; +} +fn ipred_4x4_diag_down_right(buf: &mut [u8], idx: usize, stride: usize, _tr: &[u8]) { + let mut t: [u16; 5] = [0; 5]; + let mut l: [u16; 5] = [0; 5]; + load_top(&mut t, buf, idx - 1, stride, 5); + load_left(&mut l, buf, idx - stride, stride, 5); + let dst = &mut buf[idx..]; + + for j in 0..4 { + for i in 0..j { + dst[i + j * stride] = ((l[j - i - 1] + 2 * l[j - i] + l[j - i + 1] + 2) >> 2) as u8; + } + dst[j + j * stride] = ((l[1] + 2 * l[0] + t[1] + 2) >> 2) as u8; + for i in (j+1)..4 { + dst[i + j * stride] = ((t[i - j - 1] + 2 * t[i - j] + t[i - j + 1] + 2) >> 2) as u8; + } + } +} +fn ipred_4x4_ver_right(buf: &mut [u8], idx: usize, stride: usize, _tr: &[u8]) { + let mut t: [u16; 5] = [0; 5]; + let mut l: [u16; 5] = [0; 5]; + load_top(&mut t, buf, idx - 1, stride, 5); + load_left(&mut l, buf, idx - stride, stride, 5); + let dst = &mut buf[idx..]; + + for j in 0..4 { + for i in 0..4 { + let zvr = ((2 * i) as i8) - (j as i8); + let pix; + if zvr >= 0 { + if (zvr & 1) == 0 { + pix = (t[i - (j >> 1)] + t[i - (j >> 1) + 1] + 1) >> 1; + } else { + pix = (t[i - (j >> 1) - 1] + 2 * t[i - (j >> 1)] + t[i - (j >> 1) + 1] + 2) >> 2; + } + } else { + if zvr == -1 { + pix = (l[1] + 2 * l[0] + t[1] + 2) >> 2; + } else { + pix = (l[j] + 2 * l[j - 1] + l[j - 2] + 2) >> 2; + } + } + dst[i + j * stride] = pix as u8; + } + } +} +fn ipred_4x4_ver_left_common(buf: &mut [u8], idx: usize, stride: usize, tr: &[u8], no_down: bool) { + let mut t: [u16; 8] = [0; 8]; + let mut l: [u16; 5] = [0; 5]; + load_top(&mut t, buf, idx, stride, 4); + for i in 0..4 { t[i + 4] = tr[i] as u16; } + load_left(&mut l, buf, idx, stride, 4); + l[4] = if no_down { l[3] } else { buf[idx - 1 + 4 * stride] as u16 }; + let dst = &mut buf[idx..]; + + dst[0 + 0 * stride] = ((2*t[0] + 2*t[1] + l[1] + 2*l[2] + l[3] + 4) >> 3) as u8; + let pix = ((t[1] + t[2] + 1) >> 1) as u8; + dst[1 + 0 * stride] = pix; + dst[0 + 2 * stride] = pix; + let pix = ((t[2] + t[3] + 1) >> 1) as u8; + dst[2 + 0 * stride] = pix; + dst[1 + 2 * stride] = pix; + let pix = ((t[3] + t[4] + 1) >> 1) as u8; + dst[3 + 0 * stride] = pix; + dst[2 + 2 * stride] = pix; + dst[3 + 2 * stride] = ((t[4] + t[5] + 1) >> 1) as u8; + dst[0 + 1 * stride] = ((t[0] + 2*t[1] + t[2] + l[2] + 2*l[3] + l[4] + 4) >> 3) as u8; + let pix = ((t[1] + 2*t[2] + t[3] + 2) >> 2) as u8; + dst[1 + 1 * stride] = pix; + dst[0 + 3 * stride] = pix; + let pix = ((t[2] + 2*t[3] + t[4] + 2) >> 2) as u8; + dst[2 + 1 * stride] = pix; + dst[1 + 3 * stride] = pix; + let pix = ((t[3] + 2*t[4] + t[5] + 2) >> 2) as u8; + dst[3 + 1 * stride] = pix; + dst[2 + 3 * stride] = pix; + dst[3 + 3 * stride] = ((t[4] + 2*t[5] + t[6] + 2) >> 2) as u8; +} + +fn ipred_4x4_ver_left(buf: &mut [u8], idx: usize, stride: usize, tr: &[u8]) { + ipred_4x4_ver_left_common(buf, idx, stride, tr, false); +} +fn ipred_4x4_ver_left_nodown(buf: &mut [u8], idx: usize, stride: usize, tr: &[u8]) { + ipred_4x4_ver_left_common(buf, idx, stride, tr, true); +} +fn ipred_4x4_hor_down(buf: &mut [u8], idx: usize, stride: usize, _tr: &[u8]) { + let mut t: [u16; 5] = [0; 5]; + let mut l: [u16; 5] = [0; 5]; + load_top(&mut t, buf, idx - 1, stride, 5); + load_left(&mut l, buf, idx - stride, stride, 5); + let dst = &mut buf[idx..]; + + for j in 0..4 { + for i in 0..4 { + let zhd = ((2 * j) as i8) - (i as i8); + let pix; + if zhd >= 0 { + if (zhd & 1) == 0 { + pix = (l[j - (i >> 1)] + l[j - (i >> 1) + 1] + 1) >> 1; + } else { + pix = (l[j - (i >> 1) - 1] + 2 * l[j - (i >> 1)] + l[j - (i >> 1) + 1] + 2) >> 2; + } + } else { + if zhd == -1 { + pix = (l[1] + 2 * l[0] + t[1] + 2) >> 2; + } else { + pix = (t[i - 2] + 2 * t[i - 1] + t[i] + 2) >> 2; + } + } + dst[i + j * stride] = pix as u8; + } + } +} +fn ipred_4x4_hor_up(buf: &mut [u8], idx: usize, stride: usize, tr: &[u8]) { + let mut t: [u16; 8] = [0; 8]; + let mut l: [u16; 8] = [0; 8]; + load_top(&mut t, buf, idx, stride, 4); + for i in 0..4 { t[i + 4] = tr[i] as u16; } + load_left(&mut l, buf, idx, stride, 8); + let dst = &mut buf[idx..]; + + dst[0 + 0 * stride] = ((t[1] + 2*t[2] + t[3] + 2*l[0] + 2*l[1] + 4) >> 3) as u8; + dst[1 + 0 * stride] = ((t[2] + 2*t[3] + t[4] + l[0] + 2*l[1] + l[2] + 4) >> 3) as u8; + let pix = ((t[3] + 2*t[4] + t[5] + 2*l[1] + 2*l[2] + 4) >> 3) as u8; + dst[2 + 0 * stride] = pix; + dst[0 + 1 * stride] = pix; + let pix = ((t[4] + 2*t[5] + t[6] + l[1] + 2*l[2] + l[3] + 4) >> 3) as u8; + dst[3 + 0 * stride] = pix; + dst[1 + 1 * stride] = pix; + let pix = ((t[5] + 2*t[6] + t[7] + 2*l[2] + 2*l[3] + 4) >> 3) as u8; + dst[2 + 1 * stride] = pix; + dst[0 + 2 * stride] = pix; + let pix = ((t[6] + 3*t[7] + l[2] + 3*l[3] + 4) >> 3) as u8; + dst[3 + 1 * stride] = pix; + dst[1 + 2 * stride] = pix; + let pix = ((l[3] + 2*l[4] + l[5] + 2) >> 2) as u8; + dst[3 + 2 * stride] = pix; + dst[1 + 3 * stride] = pix; + let pix = ((t[6] + t[7] + l[3] + l[4] + 2) >> 2) as u8; + dst[0 + 3 * stride] = pix; + dst[2 + 2 * stride] = pix; + dst[2 + 3 * stride] = ((l[4] + l[5] + 1) >> 1) as u8; + dst[3 + 3 * stride] = ((l[4] + 2*l[5] + l[6] + 2) >> 2) as u8; +} +fn ipred_4x4_hor_up_nodown(buf: &mut [u8], idx: usize, stride: usize, tr: &[u8]) { + let mut t: [u16; 8] = [0; 8]; + let mut l: [u16; 4] = [0; 4]; + load_top(&mut t, buf, idx, stride, 4); + for i in 0..4 { t[i + 4] = tr[i] as u16; } + load_left(&mut l, buf, idx, stride, 4); + let dst = &mut buf[idx..]; + + dst[0 + 0 * stride] = ((t[1] + 2*t[2] + t[3] + 2*l[0] + 2*l[1] + 4) >> 3) as u8; + dst[1 + 0 * stride] = ((t[2] + 2*t[3] + t[4] + l[0] + 2*l[1] + l[2] + 4) >> 3) as u8; + let pix = ((t[3] + 2*t[4] + t[5] + 2*l[1] + 2*l[2] + 4) >> 3) as u8; + dst[2 + 0 * stride] = pix; + dst[0 + 1 * stride] = pix; + let pix = ((t[4] + 2*t[5] + t[6] + l[1] + 2*l[2] + l[3] + 4) >> 3) as u8; + dst[3 + 0 * stride] = pix; + dst[1 + 1 * stride] = pix; + let pix = ((t[5] + 2*t[6] + t[7] + 2*l[2] + 2*l[3] + 4) >> 3) as u8; + dst[2 + 1 * stride] = pix; + dst[0 + 2 * stride] = pix; + let pix = ((t[6] + 3*t[7] + l[2] + 3*l[3] + 4) >> 3) as u8; + dst[3 + 1 * stride] = pix; + dst[1 + 2 * stride] = pix; + dst[3 + 2 * stride] = l[3] as u8; + dst[1 + 3 * stride] = l[3] as u8; + let pix = ((t[6] + t[7] + 2*l[3] + 2) >> 2) as u8; + dst[0 + 3 * stride] = pix; + dst[2 + 2 * stride] = pix; + dst[2 + 3 * stride] = l[3] as u8; + dst[3 + 3 * stride] = l[3] as u8; +} +fn ipred_4x4_dc(buf: &mut [u8], idx: usize, stride: usize, _tr: &[u8]) { + ipred_dc(buf, idx, stride, 4, 3); +} +fn ipred_4x4_left_dc(buf: &mut [u8], idx: usize, stride: usize, _tr: &[u8]) { + ipred_left_dc(buf, idx, stride, 4, 2); +} +fn ipred_4x4_top_dc(buf: &mut [u8], idx: usize, stride: usize, _tr: &[u8]) { + ipred_top_dc(buf, idx, stride, 4, 2); +} +fn ipred_4x4_dc128(buf: &mut [u8], idx: usize, stride: usize, _tr: &[u8]) { + ipred_dc128(buf, idx, stride, 4); +} + +fn ipred_8x8_ver(buf: &mut [u8], idx: usize, stride: usize) { + ipred_ver(buf, idx, stride, 8); +} +fn ipred_8x8_hor(buf: &mut [u8], idx: usize, stride: usize) { + ipred_hor(buf, idx, stride, 8); +} +fn ipred_8x8_dc(buf: &mut [u8], idx: usize, stride: usize) { + ipred_dc(buf, idx, stride, 8, 4); +} +fn ipred_8x8_left_dc(buf: &mut [u8], idx: usize, stride: usize) { + ipred_left_dc(buf, idx, stride, 8, 3); +} +fn ipred_8x8_top_dc(buf: &mut [u8], idx: usize, stride: usize) { + ipred_top_dc(buf, idx, stride, 8, 3); +} +fn ipred_8x8_dc128(buf: &mut [u8], idx: usize, stride: usize) { + ipred_dc128(buf, idx, stride, 8); +} +fn ipred_8x8_plane(_buf: &mut [u8], _idx: usize, _stride: usize) { + unreachable!(); +/* let mut h: i16 = 0; + let mut v: i16 = 0; + for i in 0..4 { + let i1 = (i + 1) as i16; + h += i1 * ((buf[idx + (4 + i) - stride] as i16) - (buf[idx + (2 - i) - stride] as i16)); + v += i1 * ((buf[idx + (4 + i) * stride - 1] as i16) - (buf[idx + (2 - i) * stride - 1] as i16)); + } + let a = 16 * ((buf[idx - 1 + 7 * stride] as i16) + (buf[idx + 7 - stride] as i16)); + let b = (17 * h + 16) >> 5; + let c = (17 * v + 16) >> 5; + for y in 0..8 { + let j3 = (y as i16) - 3; + for x in 0..8 { + let i3 = (x as i16) - 3; + buf[idx + x] = clip8((a + b * i3 + c * j3 + 16) >> 5); + } + idx += stride; + }*/ +} + +fn ipred_16x16_ver(buf: &mut [u8], idx: usize, stride: usize) { + ipred_ver(buf, idx, stride, 16); +} +fn ipred_16x16_hor(buf: &mut [u8], idx: usize, stride: usize) { + ipred_hor(buf, idx, stride, 16); +} +fn ipred_16x16_dc(buf: &mut [u8], idx: usize, stride: usize) { + ipred_dc(buf, idx, stride, 16, 5); +} +fn ipred_16x16_left_dc(buf: &mut [u8], idx: usize, stride: usize) { + ipred_left_dc(buf, idx, stride, 16, 4); +} +fn ipred_16x16_top_dc(buf: &mut [u8], idx: usize, stride: usize) { + ipred_top_dc(buf, idx, stride, 16, 4); +} +fn ipred_16x16_dc128(buf: &mut [u8], idx: usize, stride: usize) { + ipred_dc128(buf, idx, stride, 16); +} +fn ipred_16x16_plane(buf: &mut [u8], mut idx: usize, stride: usize) { + let idx0 = idx + 7 - stride; + let mut idx1 = idx + 8*stride - 1; + let mut idx2 = idx1 - 2*stride; + + let mut h = (buf[idx0 + 1] as i16) - (buf[idx0 - 1] as i16); + let mut v = (buf[idx1 + 0] as i16) - (buf[idx2 + 0] as i16); + + for k in 2..9 { + idx1 += stride; + idx2 -= stride; + h += (k as i16) * ((buf[idx0 + k] as i16) - (buf[idx0 - k] as i16)); + v += (k as i16) * ((buf[idx1 + 0] as i16) - (buf[idx2 + 0] as i16)); + } + h = (h + (h >> 2)) >> 4; + v = (v + (v >> 2)) >> 4; + + let mut a = 16 * ((buf[idx1 + 0] as i16) + (buf[idx2 + 16] as i16) + 1) - 7 * (v + h); + + for _ in 0..16 { + let mut b = a; + a += v; + + for x in 0..4 { + buf[idx + x * 4 + 0] = clip8((b ) >> 5); + buf[idx + x * 4 + 1] = clip8((b + h) >> 5); + buf[idx + x * 4 + 2] = clip8((b + 2*h) >> 5); + buf[idx + x * 4 + 3] = clip8((b + 3*h) >> 5); + b += h * 4; + } + idx += stride; + } +} + +const IPRED_FUNCS4X4: [fn(buf: &mut [u8], idx: usize, stride: usize, tr: &[u8]); 15] = [ + ipred_4x4_ver, ipred_4x4_hor, ipred_4x4_dc, + ipred_4x4_diag_down_left, ipred_4x4_diag_down_right, + ipred_4x4_ver_right, ipred_4x4_hor_down, ipred_4x4_ver_left, ipred_4x4_hor_up, + ipred_4x4_left_dc, ipred_4x4_top_dc, ipred_4x4_dc128, + ipred_4x4_diag_down_left_nodown, ipred_4x4_hor_up_nodown, ipred_4x4_ver_left_nodown +]; + +const IPRED_FUNCS8X8: [fn(buf: &mut [u8], idx: usize, stride: usize); 7] = [ + ipred_8x8_dc, ipred_8x8_hor, ipred_8x8_ver, ipred_8x8_plane, + ipred_8x8_left_dc, ipred_8x8_top_dc, ipred_8x8_dc128 +]; + +const IPRED_FUNCS16X16: [fn(buf: &mut [u8], idx: usize, stride: usize); 7] = [ + ipred_16x16_dc, ipred_16x16_hor, ipred_16x16_ver, ipred_16x16_plane, + ipred_16x16_left_dc, ipred_16x16_top_dc, ipred_16x16_dc128 +]; diff --git a/src/codecs/real/rv40.rs b/src/codecs/real/rv40.rs new file mode 100644 index 0000000..a9619d4 --- /dev/null +++ b/src/codecs/real/rv40.rs @@ -0,0 +1,1070 @@ +use formats; +use io::bitreader::*; +use io::codebook::*; +use io::intcode::*; +use codecs::*; +use super::rv3040::*; +use super::rv40dsp::*; + +struct AICCodeReader8 { + lengths: &'static [u8], + codes: &'static [u8], +} + +impl CodebookDescReader for AICCodeReader8 { + fn bits(&mut self, idx: usize) -> u8 { self.lengths[idx] } + fn code(&mut self, idx: usize) -> u32 { self.codes[idx] as u32 } + fn sym (&mut self, idx: usize) -> i8 { idx as i8 } + fn len (&mut self) -> usize { self.lengths.len() } +} + +struct AICCodeReader16 { + lengths: &'static [u8], + codes: &'static [u16], +} + +impl CodebookDescReader for AICCodeReader16 { + fn bits(&mut self, idx: usize) -> u8 { self.lengths[idx] } + fn code(&mut self, idx: usize) -> u32 { self.codes[idx] as u32 } + fn sym (&mut self, idx: usize) -> i8 { idx as i8 } + fn len (&mut self) -> usize { self.lengths.len() } +} + +struct TypeCodeReader { + lengths: &'static [u8], + codes: &'static [u8], + syms: &'static [MBType], +} + +impl CodebookDescReader for TypeCodeReader { + fn bits(&mut self, idx: usize) -> u8 { self.lengths[idx] } + fn code(&mut self, idx: usize) -> u32 { self.codes[idx] as u32 } + fn sym (&mut self, idx: usize) -> MBType{ self.syms[idx] } + fn len (&mut self) -> usize { self.lengths.len() } +} + +struct RealVideo40BR { + width: usize, + height: usize, + aic_top_cb: Codebook, + aic_mode1_cb: Vec>, + aic_mode2_cb: Vec>, + ptype_cb: Vec>, + btype_cb: Vec>, + had_skip_run: bool, +} + +impl RealVideo40BR { + fn new() -> Self { + let mut coderead = AICCodeReader8{ lengths: &RV40_AIC_TOP_BITS, codes: &RV40_AIC_TOP_CODES }; + let aic_top_cb = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + + let mut aic_mode1_cb: Vec> = Vec::with_capacity(RV40_AIC_MODE1_BITS.len()); + for i in 0..RV40_AIC_MODE1_BITS.len() { + if (i % 10) != 9 { + let mut coderead = AICCodeReader8{ lengths: &RV40_AIC_MODE1_BITS[i], codes: &RV40_AIC_MODE1_CODES[i] }; + let cb = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + aic_mode1_cb.push(cb); + } else { + let mut coderead = AICCodeReader8{ lengths: &RV40_AIC_MODE1_BITS_DUMMY, codes: &RV40_AIC_MODE1_CODES_DUMMY }; + let cb = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + aic_mode1_cb.push(cb); + } + } + + let mut aic_mode2_cb: Vec> = Vec::with_capacity(RV40_AIC_MODE2_BITS.len()); + for i in 0..RV40_AIC_MODE2_BITS.len() { + let mut coderead = AICCodeReader16{ lengths: &RV40_AIC_MODE2_BITS[i], codes: &RV40_AIC_MODE2_CODES[i] }; + let cb = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + aic_mode2_cb.push(cb); + } + + let mut ptype_cb: Vec> = Vec::with_capacity(RV40_PTYPE_BITS.len()); + for i in 0..RV40_PTYPE_BITS.len() { + let mut coderead = TypeCodeReader{ lengths: &RV40_PTYPE_BITS[i], codes: &RV40_PTYPE_CODES[i], syms: RV40_PTYPE_SYMS }; + let cb = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + ptype_cb.push(cb); + } + + let mut btype_cb: Vec> = Vec::with_capacity(RV40_BTYPE_BITS.len()); + for i in 0..RV40_BTYPE_BITS.len() { + let mut coderead = TypeCodeReader{ lengths: &RV40_BTYPE_BITS[i], codes: &RV40_BTYPE_CODES[i], syms: RV40_BTYPE_SYMS }; + let cb = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); + btype_cb.push(cb); + } + + RealVideo40BR { + width: 0, + height: 0, + aic_top_cb: aic_top_cb, + aic_mode1_cb: aic_mode1_cb, + aic_mode2_cb: aic_mode2_cb, + ptype_cb: ptype_cb, + btype_cb: btype_cb, + had_skip_run: false, + } + } + fn predict_b_mv_component(&self, sstate: &SState, mvi: &MVInfo, mbinfo: &Vec, mbtype: MBType, fwd: bool) -> MV { + let mut pred_mvs: [MV; 3] = [ZERO_MV; 3]; + let mut mv_count: usize = 0; + let mb_x = sstate.mb_x; + let mb_y = sstate.mb_y; + let mb_stride = sstate.mb_w; + let mb_idx = mb_x + mb_y * mb_stride; + + if !mbtype.has_mv_dir(fwd) { + return ZERO_MV; + } + + if sstate.has_left && mbinfo[mb_idx - 1].mbtype.has_mv_dir(fwd) { + pred_mvs[mv_count] = mvi.get_mv(mb_x - 1, mb_y, 0, 0, fwd); + mv_count += 1; + } + if !sstate.has_top { + return pred_mvs[0]; + } + if mbinfo[mb_idx - mb_stride].mbtype.has_mv_dir(fwd) { + pred_mvs[mv_count] = mvi.get_mv(mb_x, mb_y - 1, 0, 0, fwd); + mv_count += 1; + } + if sstate.has_tr { + if mbinfo[mb_idx - mb_stride + 1].mbtype.has_mv_dir(fwd) { + pred_mvs[mv_count] = mvi.get_mv(mb_x + 1, mb_y - 1, 0, 0, fwd); + mv_count += 1; + } + } else { + if sstate.has_tl && mbinfo[mb_idx - mb_stride - 1].mbtype.has_mv_dir(fwd) { + pred_mvs[mv_count] = mvi.get_mv(mb_x - 1, mb_y - 1, 0, 0, fwd); + mv_count += 1; + } + } + + match mv_count { + 3 => MV::pred(pred_mvs[0], pred_mvs[1], pred_mvs[2]), + 2 => { let sum_mv = pred_mvs[0] + pred_mvs[1]; MV { x: sum_mv.x / 2, y: sum_mv.y / 2 } }, + 1 => pred_mvs[0], + _ => ZERO_MV, + } + } +} + +fn get_dimension(br: &mut BitReader, tab: &'static [i16]) -> DecoderResult { + let t = br.read(3)? as usize; + if tab[t] > 0 { return Ok(tab[t] as usize); } + if tab[t] < 0 { + let idx = (-tab[t] as usize) + (br.read(1)? as usize); + if tab[idx] != 0 { return Ok(tab[idx] as usize); } + } + let mut size: usize = 0; + loop { + let t = br.read(8)? as usize; + size += t << 2; + if t != 255 { break; } + } + Ok(size) +} + +impl RV34BitstreamDecoder for RealVideo40BR { + fn decode_slice_header(&mut self, br: &mut BitReader, old_w: usize, old_h: usize) -> DecoderResult { + if br.read(1)? != 0 { return Err(DecoderError::InvalidData); } + let ft_idx = br.read(2)?; + let ftype = match ft_idx { + 0|1 => FrameType::I, + 2 => FrameType::P, + _ => FrameType::B, + }; + let q = br.read(5)? as u8; + if br.read(2)? != 0 { return Err(DecoderError::InvalidData); } + let set_idx = br.read(2)? as usize; + let deblock = !br.read_bool()?; + let pts = br.read(13)? as u16; + let w; + let h; + if (ftype == FrameType::I) || !br.read_bool()? { + w = get_dimension(br, &RV40_STANDARD_WIDTHS)?; + h = get_dimension(br, &RV40_STANDARD_HEIGHTS)?; + } else { + w = old_w; + h = old_h; + } + let start = br.read(get_slice_start_offset_bits(w, h))? as usize; +//println!(" type {:?} q {} set {} pts {} {}x{} start {} @ {}", ftype, q, set_idx, pts, w, h, start, br.tell()); + + self.had_skip_run = false; + + Ok(RV34SliceHeader{ ftype: ftype, quant: q, deblock: deblock, pts: pts, width: w, height: h, start: start, end: 0, set_idx: set_idx }) + } + fn decode_intra_pred(&mut self, br: &mut BitReader, types: &mut [i8], mut pos: usize, tstride: usize, has_top: bool) -> DecoderResult<()> { + let start; +//println!(" @ {}", br.tell()); + if has_top { + start = 0; + } else { + let code = br.read_cb(&self.aic_top_cb)?; + types[pos + 0] = (code >> 2) & 2; + types[pos + 1] = (code >> 1) & 2; + types[pos + 2] = (code >> 0) & 2; + types[pos + 3] = (code << 1) & 2; +//println!(" first line {} {} {} {} @ {}", types[pos +0],types[pos+1],types[pos+2],types[pos+3],br.tell()); + pos += tstride; + start = 1; + } + for _ in start..4 { + let mut x: usize = 0; + while x < 4 { + let tr = types[pos + x - tstride + 1]; + let t = types[pos + x - tstride]; + let l = types[pos + x - 1]; +//println!(" x = {} ctx {} {} {} @ {}", x, l, t, tr, br.tell()); + let ctx = if x < 3 { ((tr & 0xF) as u16) + (((t as u16) & 0xF) << 4) + (((l as u16) & 0xF) << 8) } else { 0xFFF }; + let res = RV40_AIC_PATTERNS.iter().position(|&x| x == ctx); + if let Some(idx) = res { + let code = br.read_cb(&self.aic_mode2_cb[idx])?; + types[pos + x + 0] = code / 9; + types[pos + x + 1] = code % 9; +//println!(" -> {} {}", types[pos + x + 0], types[pos + x + 1]); + x += 2; + } else { + if (t != -1) && (l != -1) { + let idx = (t as usize) + (l as usize) * 10; + types[pos + x] = br.read_cb(&self.aic_mode1_cb[idx])?; + } else { + match l { + -1 if t < 2 => { types[pos + x] = (br.read(1)? as i8) ^ 1; }, + 0 | 2 => { types[pos + x] = ((br.read(1)? as i8) ^ 1) << 1; }, + _ => { types[pos + x] = 0; }, + }; + } +//println!(" -> {}", types[pos + x]); + x += 1; + } + } + pos += tstride; + } + Ok(()) + } + fn decode_inter_mb_hdr(&mut self, br: &mut BitReader, ftype: FrameType, mbtype_ref: MBType) -> DecoderResult { + let skip_run = if self.had_skip_run { 0 } else { br.read_code(UintCodeType::Gamma)? as usize }; + if skip_run > 0 { + self.had_skip_run = true; + return Ok(MBInfo { mbtype: MBType::MBSkip, skip_run: skip_run - 1, dquant: false }) + } + self.had_skip_run = false; + let mut mbtype; + let idx; + if ftype == FrameType::P { + idx = match mbtype_ref { + MBType::MBIntra => 0, + MBType::MBIntra16 => 1, + MBType::MBP16x16 => 2, + MBType::MBP8x8 => 3, + MBType::MBP16x8 => 4, + MBType::MBP8x16 => 5, + MBType::MBP16x16Mix => 6, + _ => unreachable!(), + }; + mbtype = br.read_cb(&self.ptype_cb[idx])?; + } else { + idx = match mbtype_ref { + MBType::MBIntra => 0, + MBType::MBIntra16 => 1, + MBType::MBForward => 2, + MBType::MBBackward => 3, + MBType::MBBidir => 4, + MBType::MBDirect => 5, + _ => 0, + }; + mbtype = br.read_cb(&self.btype_cb[idx])?; + } + let dquant = mbtype == MBType::Invalid; + if dquant { + mbtype = if ftype == FrameType::P { br.read_cb(&self.ptype_cb[idx])? } + else { br.read_cb(&self.btype_cb[idx])? }; + } + Ok(MBInfo { mbtype: mbtype, skip_run: 0, dquant: dquant }) + } + fn predict_b_mv(&self, sstate: &SState, mvi: &MVInfo, mbtype: MBType, mvs: &[MV], mbinfo: &Vec) -> (MV, MV) { + let mut mv_f = self.predict_b_mv_component(sstate, mvi, mbinfo, mbtype, true); + let mut mv_b = self.predict_b_mv_component(sstate, mvi, mbinfo, mbtype, false); + + match mbtype { + MBType::MBForward => { mv_f += mvs[0]; }, + MBType::MBBackward => { mv_b += mvs[0]; }, + MBType::MBBidir => { + mv_f += mvs[0]; + mv_b += mvs[1]; + }, + _ => {}, + }; + + (mv_f, mv_b) + } + fn quant_dc(&self, is_intra: bool, q: u8) -> u8 { RV40_QUANT_DC[if is_intra { 0 } else { 1 }][q as usize] } +} + +struct RealVideo40Decoder { + bd: RealVideo40BR, + info: Rc, + dec: RV34Decoder, +} + +impl RealVideo40Decoder { + fn new() -> Self { + RealVideo40Decoder{ + bd: RealVideo40BR::new(), + info: Rc::new(DUMMY_CODEC_INFO), + dec: RV34Decoder::new(false, Box::new(RV40DSP::new())), + } + } +} + +impl NADecoder for RealVideo40Decoder { + fn init(&mut self, info: Rc) -> DecoderResult<()> { + if let NACodecTypeInfo::Video(vinfo) = info.get_properties() { + let fmt = formats::YUV420_FORMAT; + let myinfo = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, fmt)); + self.info = Rc::new(NACodecInfo::new_ref(info.get_name(), myinfo, info.get_extradata())); + + let edata = info.get_extradata().unwrap(); + let src: &[u8] = &edata; + +{ +println!("edata:"); +for i in 0..src.len() { print!(" {:02X}", src[i]); } println!(""); +} + if src.len() < 2 { return Err(DecoderError::InvalidData); } + + self.bd.width = vinfo.get_width(); + self.bd.height = vinfo.get_height(); + Ok(()) + } else { +println!("???"); + Err(DecoderError::InvalidData) + } + } + fn decode(&mut self, pkt: &NAPacket) -> DecoderResult { + let src = pkt.get_buffer(); + +//println!(" decode frame size {}, {} slices", src.len(), src[0]+1); + + let (bufinfo, ftype, ts) = self.dec.parse_frame(src.as_slice(), &mut self.bd)?; + + let mut frm = NAFrame::new_from_pkt(pkt, self.info.clone(), bufinfo); + frm.set_keyframe(ftype == FrameType::I); + frm.set_frame_type(ftype); + frm.set_pts(Some(ts)); + Ok(Rc::new(RefCell::new(frm))) + } +} + +pub fn get_decoder() -> Box { + Box::new(RealVideo40Decoder::new()) +} + +#[cfg(test)] +mod test { + use test::dec_video::test_file_decoding; + #[test] + fn test_rv40() { +// test_file_decoding("realmedia", "assets/RV/rv40_ralf.rmvb", Some(1000), true, false, /*None*/Some("rv40")); + test_file_decoding("realmedia", "assets/RV/rv40_weighted_mc.rmvb", Some(400), true, false, None/*Some("rv40")*/); +// test_file_decoding("realmedia", "assets/RV/rv40_weighted_mc_2.rmvb", Some(1000), true, false, /*None*/Some("rv40")); +panic!("end"); + } +} + +const RV40_STANDARD_WIDTHS: [i16; 8] = [ 160, 172, 240, 320, 352, 640, 704, 0 ]; +const RV40_STANDARD_HEIGHTS: [i16; 12] = [ 120, 132, 144, 240, 288, 480, -8, -10, 180, 360, 576, 0 ]; + +const RV40_QUANT_DC: [[u8; 32]; 2] = [ + [ + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, + 16, 17, 17, 18, 18, 18, 19, 19, 19, 20, 20, 20, 22, 22, 22, 22 + ], [ + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, + 16, 17, 18, 19, 20, 20, 21, 21, 22, 23, 23, 23, 24, 24, 24, 24 + ] +]; + +const RV40_AIC_PATTERNS: [u16; 20] = [ + 0x000, 0x100, 0x200, + 0x011, 0x111, 0x211, 0x511, 0x611, + 0x022, 0x122, 0x222, 0x722, + 0x272, 0x227, + 0x822, 0x282, 0x228, + 0x112, 0x116, 0x221 +]; + +const RV40_AIC_TOP_CODES: [u8; 16] = [ + 0x01, 0x05, 0x01, 0x00, 0x03, 0x3D, 0x1D, 0x02, + 0x04, 0x3C, 0x3F, 0x1C, 0x0D, 0x3E, 0x0C, 0x01 +]; +const RV40_AIC_TOP_BITS: [u8; 16] = [ + 1, 4, 5, 5, 5, 7, 6, 5, 4, 7, 7, 6, 5, 7, 5, 3 +]; + +const RV40_AIC_MODE1_CODES_DUMMY: [u8; 1] = [ 0 ]; +const RV40_AIC_MODE1_BITS_DUMMY: [u8; 1] = [ 1 ]; + +const RV40_AIC_MODE1_CODES: [[u8; 9]; 90] = [ + [ 0x01, 0x01, 0x01, 0x11, 0x00, 0x09, 0x03, 0x10, 0x05 ], + [ 0x09, 0x01, 0x01, 0x05, 0x11, 0x00, 0x03, 0x21, 0x20 ], + [ 0x01, 0x01, 0x01, 0x11, 0x09, 0x10, 0x05, 0x00, 0x03 ], + [ 0x01, 0x01, 0x00, 0x03, 0x21, 0x05, 0x09, 0x20, 0x11 ], + [ 0x01, 0x09, 0x00, 0x29, 0x08, 0x15, 0x03, 0x0B, 0x28 ], + [ 0x01, 0x01, 0x01, 0x01, 0x00, 0x01, 0x01, 0x03, 0x02 ], + [ 0x01, 0x01, 0x01, 0x05, 0x00, 0x03, 0x01, 0x09, 0x08 ], + [ 0x01, 0x01, 0x01, 0x09, 0x01, 0x08, 0x00, 0x03, 0x05 ], + [ 0x01, 0x01, 0x01, 0x00, 0x05, 0x11, 0x09, 0x10, 0x03 ], + [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ], + + [ 0x01, 0x01, 0x01, 0x05, 0x01, 0x00, 0x03, 0x09, 0x08 ], + [ 0x09, 0x01, 0x01, 0x05, 0x11, 0x00, 0x03, 0x21, 0x20 ], + [ 0x01, 0x01, 0x01, 0x0D, 0x05, 0x04, 0x00, 0x07, 0x0C ], + [ 0x01, 0x01, 0x00, 0x05, 0x11, 0x03, 0x09, 0x21, 0x20 ], + [ 0x05, 0x01, 0x01, 0x11, 0x00, 0x09, 0x03, 0x21, 0x20 ], + [ 0x09, 0x01, 0x01, 0x00, 0x05, 0x01, 0x03, 0x11, 0x10 ], + [ 0x01, 0x01, 0x01, 0x00, 0x01, 0x01, 0x01, 0x03, 0x02 ], + [ 0x01, 0x01, 0x01, 0x09, 0x00, 0x05, 0x01, 0x03, 0x08 ], + [ 0x01, 0x01, 0x01, 0x09, 0x11, 0x05, 0x00, 0x10, 0x03 ], + [ 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ], + + [ 0x01, 0x00, 0x01, 0x09, 0x08, 0x15, 0x14, 0x0B, 0x03 ], + [ 0x0D, 0x01, 0x01, 0x05, 0x0C, 0x04, 0x01, 0x00, 0x07 ], + [ 0x01, 0x01, 0x01, 0x05, 0x00, 0x04, 0x03, 0x01, 0x01 ], + [ 0x05, 0x01, 0x01, 0x04, 0x19, 0x07, 0x18, 0x0D, 0x00 ], + [ 0x11, 0x09, 0x01, 0x21, 0x05, 0x20, 0x01, 0x00, 0x03 ], + [ 0x41, 0x01, 0x00, 0x05, 0x40, 0x03, 0x09, 0x21, 0x11 ], + [ 0x29, 0x01, 0x00, 0x28, 0x09, 0x15, 0x03, 0x08, 0x0B ], + [ 0x01, 0x00, 0x01, 0x11, 0x09, 0x10, 0x05, 0x01, 0x03 ], + [ 0x05, 0x01, 0x01, 0x04, 0x0D, 0x0C, 0x07, 0x00, 0x01 ], + [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ], + + [ 0x01, 0x00, 0x03, 0x05, 0x11, 0x10, 0x25, 0x24, 0x13 ], + [ 0x21, 0x01, 0x01, 0x00, 0x11, 0x03, 0x05, 0x20, 0x09 ], + [ 0x01, 0x01, 0x01, 0x00, 0x09, 0x11, 0x10, 0x05, 0x03 ], + [ 0x21, 0x05, 0x01, 0x01, 0x09, 0x00, 0x11, 0x20, 0x03 ], + [ 0x05, 0x01, 0x00, 0x04, 0x01, 0x19, 0x07, 0x18, 0x0D ], + [ 0x11, 0x01, 0x00, 0x01, 0x09, 0x01, 0x03, 0x10, 0x05 ], + [ 0x1D, 0x01, 0x05, 0x0D, 0x0C, 0x04, 0x00, 0x1C, 0x0F ], + [ 0x05, 0x19, 0x01, 0x04, 0x00, 0x18, 0x1B, 0x1A, 0x07 ], + [ 0x09, 0x01, 0x00, 0x01, 0x05, 0x03, 0x11, 0x10, 0x01 ], + [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ], + + [ 0x01, 0x00, 0x03, 0x41, 0x05, 0x40, 0x09, 0x11, 0x21 ], + [ 0x05, 0x01, 0x01, 0x19, 0x04, 0x07, 0x00, 0x18, 0x0D ], + [ 0x01, 0x01, 0x01, 0x05, 0x01, 0x04, 0x01, 0x00, 0x03 ], + [ 0x01, 0x05, 0x00, 0x0D, 0x01, 0x04, 0x07, 0x19, 0x18 ], + [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x01, 0x03, 0x02 ], + [ 0x31, 0x01, 0x05, 0x19, 0x04, 0x07, 0x00, 0x30, 0x0D ], + [ 0x01, 0x00, 0x03, 0x11, 0x01, 0x05, 0x01, 0x09, 0x10 ], + [ 0x01, 0x05, 0x01, 0x11, 0x01, 0x10, 0x00, 0x03, 0x09 ], + [ 0x01, 0x09, 0x00, 0x29, 0x03, 0x08, 0x28, 0x15, 0x0B ], + [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ], + + [ 0x01, 0x01, 0x00, 0x09, 0x15, 0x03, 0x08, 0x14, 0x0B ], + [ 0x11, 0x01, 0x01, 0x00, 0x09, 0x01, 0x03, 0x10, 0x05 ], + [ 0x01, 0x00, 0x03, 0x25, 0x11, 0x05, 0x10, 0x24, 0x13 ], + [ 0x11, 0x01, 0x00, 0x01, 0x09, 0x01, 0x05, 0x10, 0x03 ], + [ 0x05, 0x01, 0x00, 0x0D, 0x0C, 0x04, 0x0F, 0x1D, 0x1C ], + [ 0x01, 0x01, 0x01, 0x01, 0x00, 0x01, 0x01, 0x03, 0x02 ], + [ 0x21, 0x01, 0x05, 0x09, 0x11, 0x00, 0x03, 0x41, 0x40 ], + [ 0x05, 0x01, 0x00, 0x1D, 0x1C, 0x0D, 0x0C, 0x0F, 0x04 ], + [ 0x05, 0x01, 0x00, 0x0D, 0x31, 0x04, 0x19, 0x30, 0x07 ], + [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ], + + [ 0x01, 0x01, 0x00, 0x21, 0x05, 0x11, 0x03, 0x09, 0x20 ], + [ 0x01, 0x01, 0x00, 0x11, 0x03, 0x05, 0x01, 0x09, 0x10 ], + [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x01, 0x03, 0x02 ], + [ 0x05, 0x01, 0x04, 0x19, 0x07, 0x0D, 0x00, 0x31, 0x30 ], + [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x01, 0x03, 0x02 ], + [ 0x05, 0x01, 0x01, 0x11, 0x09, 0x00, 0x03, 0x21, 0x20 ], + [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x01, 0x03, 0x02 ], + [ 0x01, 0x01, 0x01, 0x00, 0x01, 0x03, 0x01, 0x01, 0x02 ], + [ 0x09, 0x01, 0x00, 0x29, 0x08, 0x15, 0x03, 0x28, 0x0B ], + [ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ], + + [ 0x01, 0x01, 0x01, 0x05, 0x01, 0x04, 0x00, 0x01, 0x03 ], + [ 0x09, 0x01, 0x00, 0x29, 0x28, 0x15, 0x08, 0x03, 0x0B ], + [ 0x01, 0x00, 0x01, 0x11, 0x05, 0x10, 0x09, 0x01, 0x03 ], + [ 0x05, 0x04, 0x01, 0x1D, 0x0D, 0x0C, 0x1C, 0x00, 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RV40_AIC_MODE1_BITS: [[u8; 9]; 90] = [ + [ 1, 4, 2, 7, 4, 6, 4, 7, 5 ], + [ 5, 1, 3, 4, 6, 3, 3, 7, 7 ], + [ 1, 4, 2, 7, 6, 7, 5, 4, 4 ], + [ 1, 3, 3, 3, 7, 4, 5, 7, 6 ], + [ 2, 4, 2, 6, 4, 5, 2, 4, 6 ], + [ 7, 2, 3, 4, 7, 1, 5, 7, 7 ], + [ 5, 1, 3, 6, 5, 5, 2, 7, 7 ], + [ 2, 5, 1, 7, 3, 7, 5, 5, 6 ], + [ 2, 4, 1, 4, 5, 7, 6, 7, 4 ], + [ 0, 0, 0, 0, 0, 0, 0, 0, 0 ], + + [ 2, 1, 3, 6, 5, 5, 5, 7, 7 ], + [ 5, 1, 3, 4, 6, 3, 3, 7, 7 ], + [ 4, 1, 2, 6, 5, 5, 4, 5, 6 ], + [ 3, 1, 3, 4, 6, 3, 5, 7, 7 ], + [ 4, 1, 3, 6, 3, 5, 3, 7, 7 ], + [ 6, 1, 4, 4, 5, 2, 4, 7, 7 ], + [ 7, 1, 5, 7, 4, 3, 2, 7, 7 ], + [ 5, 3, 2, 7, 5, 6, 1, 5, 7 ], + [ 4, 1, 2, 6, 7, 5, 4, 7, 4 ], + [ 1, 0, 1, 0, 0, 0, 0, 0, 0 ], + + [ 3, 3, 1, 5, 5, 6, 6, 5, 3 ], + [ 6, 2, 1, 5, 6, 5, 4, 4, 5 ], + [ 6, 4, 1, 7, 6, 7, 6, 3, 2 ], + [ 4, 3, 1, 4, 6, 4, 6, 5, 3 ], + [ 6, 5, 1, 7, 4, 7, 3, 3, 3 ], + [ 7, 2, 2, 3, 7, 2, 4, 6, 5 ], + [ 6, 2, 2, 6, 4, 5, 2, 4, 4 ], + [ 4, 4, 1, 7, 6, 7, 5, 2, 4 ], + [ 5, 4, 1, 5, 6, 6, 5, 4, 2 ], 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0x0004, 0x001C, 0x0061, 0x001A, 0x0005, 0x0004, + 0x0007, 0x002D, 0x0006, 0x002C, 0x01A4, 0x002F, 0x0352, 0x035D, 0x0060, + 0x0001, 0x002E, 0x001F, 0x035C, 0x0000, 0x06B1, 0x01A7, 0x0029, 0x01A6, + 0x0028, 0x0063, 0x0062, 0x035F, 0x01A1, 0x002B, 0x06B0, 0x06B3, 0x01A0, + 0x0003, 0x006D, 0x001E, 0x035E, 0x006C, 0x06B2, 0x0002, 0x01A3, 0x01A2, + 0x000D, 0x0005, 0x0007, 0x01AD, 0x006F, 0x002A, 0x006E, 0x0004, 0x0004, + 0x000C, 0x0007, 0x0006, 0x000F, 0x000E, 0x00D5, 0x0009, 0x0006, 0x0007, + ], [ + 0x0065, 0x0181, 0x0064, 0x36C9, 0x06D5, 0x0DB5, 0x0379, 0x0180, 0x0183, + 0x00D5, 0x001D, 0x001C, 0x0DB4, 0x0182, 0x0378, 0x00D4, 0x00D7, 0x06D4, + 0x0067, 0x001F, 0x0001, 0x00D6, 0x00D1, 0x018D, 0x0066, 0x0001, 0x0000, + 0x037B, 0x06D7, 0x037A, 0x0DB7, 0x36C8, 0x06D6, 0x0DB6, 0x1B79, 0x0DB1, + 0x018C, 0x0365, 0x00D0, 0x1B78, 0x00D3, 0x1B7B, 0x0364, 0x06D1, 0x06D0, + 0x018F, 0x018E, 0x00D2, 0x36CB, 0x0367, 0x0366, 0x06D3, 0x0DB0, 0x06D2, + 0x0361, 0x06DD, 0x0189, 0x36CA, 0x0360, 0x36F5, 0x0188, 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0x012C, 0x04B8, 0x004F, 0x04BB, 0x0253, + 0x003F, 0x0017, 0x0001, 0x0252, 0x00E9, 0x00E8, 0x00EB, 0x0000, 0x0003, + 0x0016, 0x0002, 0x0004, 0x004E, 0x003E, 0x00EA, 0x0049, 0x000D, 0x0007, + ], [ + 0x000D, 0x01BD, 0x000C, 0x0D31, 0x0D30, 0x0D33, 0x0359, 0x0358, 0x002D, + 0x0065, 0x001D, 0x001C, 0x0D32, 0x035B, 0x035A, 0x002C, 0x01BC, 0x0345, + 0x000F, 0x001F, 0x0001, 0x002F, 0x0064, 0x01BF, 0x0067, 0x0001, 0x0005, + 0x0066, 0x002E, 0x0061, 0x0029, 0x0695, 0x0694, 0x0697, 0x0696, 0x0060, + 0x01BE, 0x0D3D, 0x0028, 0x1A49, 0x0344, 0x1A48, 0x1A4B, 0x0D3C, 0x0691, + 0x002B, 0x01B9, 0x002A, 0x0D3F, 0x0690, 0x0347, 0x0D3E, 0x1A4A, 0x0346, + 0x00D5, 0x0341, 0x0063, 0x0D39, 0x0340, 0x0D38, 0x01B8, 0x0D3B, 0x0D3A, + 0x00D4, 0x0062, 0x0000, 0x0693, 0x01BB, 0x0343, 0x0342, 0x001E, 0x000E, + 0x006D, 0x0009, 0x0001, 0x006C, 0x00D7, 0x034D, 0x01BA, 0x0008, 0x0004, + ], [ + 0x0075, 0x00CD, 0x0035, 0x03C1, 0x03C0, 0x07F9, 0x03C3, 0x1F8D, 0x00CC, + 0x0074, 0x0011, 0x0010, 0x03C2, 0x0FD9, 0x01F1, 0x00CF, 0x03CD, 0x00CE, + 0x0034, 0x0001, 0x0001, 0x0037, 0x00C9, 0x00C8, 0x0036, 0x0000, 0x0001, + 0x0FD8, 0x03CC, 0x00CB, 0x01F0, 0x07F8, 0x03CF, 0x07FB, 0x07FA, 0x00CA, + 0x01F3, 0x03CE, 0x00F5, 0x0FDB, 0x00F4, 0x07E5, 0x07E4, 0x07E7, 0x01F2, + 0x07E6, 0x03C9, 0x01FD, 0x0FDA, 0x1F8C, 0x07E1, 0x1F8F, 0x1F8E, 0x03C8, + 0x03CB, 0x0077, 0x0076, 0x0FC5, 0x03CA, 0x07E0, 0x00F7, 0x0FC4, 0x03F5, + 0x00F6, 0x01FC, 0x0003, 0x03F4, 0x0071, 0x03F7, 0x00F1, 0x0013, 0x0031, + 0x0030, 0x0070, 0x0005, 0x0012, 0x0073, 0x01FF, 0x0072, 0x007D, 0x0002, + ], [ + 0x0061, 0x0055, 0x0060, 0x02C9, 0x02C8, 0x02CB, 0x0171, 0x00B5, 0x0054, + 0x0001, 0x0001, 0x0001, 0x0057, 0x0001, 0x0063, 0x001D, 0x0062, 0x0039, + 0x006D, 0x0000, 0x0005, 0x0038, 0x0056, 0x00B4, 0x006C, 0x0003, 0x001C, + 0x006F, 0x003B, 0x0002, 0x003A, 0x0170, 0x00B7, 0x0173, 0x0051, 0x006E, + 0x0025, 0x0050, 0x0069, 0x02CA, 0x0024, 0x0027, 0x0172, 0x00B6, 0x00B1, + 0x000D, 0x000C, 0x001F, 0x017D, 0x0026, 0x0068, 0x0053, 0x017C, 0x006B, + 0x001E, 0x000F, 0x0004, 0x017F, 0x006A, 0x02F5, 0x0019, 0x0021, 0x0052, + 0x02F4, 0x02F7, 0x0020, 0x0BCD, 0x05E5, 0x05E4, 0x0BCC, 0x0023, 0x00B0, + 0x02F6, 0x00B3, 0x0022, 0x02F1, 0x02F0, 0x0BCF, 0x0BCE, 0x017E, 0x005D, + ], [ + 0x00BD, 0x0025, 0x01A1, 0x0159, 0x0299, 0x00BC, 0x0024, 0x0505, 0x0504, + 0x01A0, 0x0001, 0x001D, 0x006D, 0x001C, 0x0001, 0x0005, 0x0027, 0x01A3, + 0x0158, 0x001F, 0x001E, 0x01A2, 0x0026, 0x0021, 0x000D, 0x0020, 0x0023, + 0x0298, 0x006C, 0x0022, 0x00BF, 0x00BE, 0x01AD, 0x002D, 0x029B, 0x00B9, + 0x01AC, 0x00B8, 0x01AF, 0x029A, 0x006F, 0x015B, 0x006E, 0x0285, 0x0284, + 0x01AE, 0x0019, 0x002C, 0x01A9, 0x01A8, 0x000C, 0x000F, 0x015A, 0x00BB, + 0x000E, 0x0000, 0x0069, 0x01AB, 0x0018, 0x01AA, 0x0004, 0x0055, 0x00BA, + 0x0507, 0x0145, 0x0054, 0x0506, 0x00A5, 0x0501, 0x00A4, 0x0057, 0x0500, + 0x0A05, 0x0144, 0x00A7, 0x0287, 0x0286, 0x0503, 0x0147, 0x0A04, 0x0146, + ], [ + 0x0759, 0x0041, 0x00E5, 0x03BD, 0x0E9D, 0x012D, 0x012C, 0x3A1D, 0x03BC, + 0x012F, 0x000D, 0x0040, 0x00E4, 0x03BF, 0x0043, 0x0042, 0x0758, 0x03BE, + 0x00E7, 0x0001, 0x0000, 0x003D, 0x00E6, 0x0015, 0x0014, 0x0017, 0x003C, + 0x743D, 0x012E, 0x03B9, 0x03B8, 0x0E9C, 0x03BB, 0x075B, 0x3A1C, 0x0E9F, + 0x0129, 0x00E1, 0x0128, 0x0E9E, 0x012B, 0x075A, 0x00E0, 0x0E99, 0x0745, + 0x3A1F, 0x03BA, 0x0744, 0x0E98, 0x1D0D, 0x03A5, 0x0E9B, 0x743C, 0x0E9A, + 0x012A, 0x004D, 0x00E3, 0x0E85, 0x01D5, 0x0E84, 0x004C, 0x0747, 0x1D0C, + 0x01D4, 0x003F, 0x0016, 0x0746, 0x03A4, 0x0741, 0x004F, 0x003E, 0x01D7, + 0x0740, 0x000C, 0x0011, 0x004E, 0x00E2, 0x00ED, 0x00EC, 0x0049, 0x0048, + ] +]; +const RV40_AIC_MODE2_BITS: [[u8; 81]; 20] = [ + [ +1, 5, 4, 10, 6, 8, 5, 8, 8, + 7, 5, 7, 11, 10, 9, 8, 13, 11, + 6, 7, 3, 9, 8, 10, 9, 8, 5, + 10, 9, 10, 10, 14, 12, 14, 14, 12, + 8, 9, 7, 12, 8, 14, 9, 9, 12, + 8, 9, 11, 11, 13, 9, 11, 14, 12, + 6, 7, 9, 13, 9, 12, 7, 10, 12, + 11, 12, 8, 15, 10, 15, 13, 7, 12, + 10, 10, 8, 10, 13, 13, 13, 11, 8, + ], [ + 4, 6, 5, 11, 8, 10, 7, 11, 9, + 4, 1, 4, 9, 7, 7, 5, 9, 10, + 6, 7, 4, 9, 9, 10, 9, 9, 6, + 9, 10, 9, 10, 12, 12, 13, 12, 11, + 9, 9, 8, 12, 8, 14, 10, 11, 12, + 7, 8, 10, 11, 12, 9, 11, 13, 12, + 6, 7, 8, 12, 9, 12, 7, 11, 10, + 12, 12, 9, 14, 12, 15, 13, 8, 12, + 11, 11, 10, 12, 13, 15, 14, 12, 9, + ], [ + 5, 7, 6, 12, 9, 11, 8, 11, 10, + 7, 5, 7, 11, 10, 9, 8, 12, 12, + 5, 5, 1, 8, 7, 10, 8, 6, 4, + 8, 8, 8, 9, 12, 11, 13, 12, 11, + 8, 9, 8, 12, 8, 13, 10, 11, 11, + 8, 9, 11, 12, 13, 11, 12, 14, 13, + 8, 9, 10, 14, 11, 14, 9, 13, 13, + 8, 9, 6, 11, 10, 14, 11, 6, 10, + 6, 6, 4, 8, 9, 10, 10, 8, 5, + ], [ + 11, 7, 8, 10, 12, 9, 10, 14, 12, + 7, 1, 5, 7, 8, 6, 4, 10, 9, + 10, 5, 4, 8, 11, 8, 7, 6, 7, + 11, 6, 7, 8, 10, 8, 10, 11, 9, + 10, 8, 9, 13, 9, 12, 8, 11, 12, + 11, 4, 7, 8, 9, 6, 8, 12, 9, + 8, 5, 8, 12, 9, 10, 6, 12, 11, + 12, 12, 10, 15, 13, 13, 13, 10, 13, + 15, 10, 9, 10, 12, 13, 13, 10, 9, + ], [ + 11, 8, 8, 11, 13, 10, 11, 15, 12, + 7, 1, 4, 7, 7, 5, 4, 8, 9, + 11, 5, 5, 8, 11, 9, 8, 7, 8, + 13, 7, 8, 9, 11, 9, 10, 12, 10, + 10, 9, 8, 13, 9, 12, 9, 11, 12, + 11, 5, 7, 9, 10, 6, 9, 13, 10, + 7, 4, 7, 11, 8, 9, 5, 10, 11, + 13, 11, 9, 15, 13, 15, 13, 8, 12, + 15, 10, 10, 12, 13, 14, 14, 12, 11, + ], [ + 12, 9, 9, 12, 13, 11, 11, 14, 12, + 8, 2, 5, 7, 9, 6, 5, 10, 10, + 9, 4, 2, 7, 9, 7, 6, 5, 6, + 12, 6, 7, 8, 10, 8, 10, 11, 9, + 12, 9, 10, 13, 11, 12, 10, 14, 13, + 12, 6, 8, 10, 10, 7, 9, 12, 10, + 8, 5, 8, 11, 9, 10, 7, 11, 12, + 8, 6, 5, 11, 11, 11, 8, 6, 9, + 12, 6, 6, 8, 10, 10, 11, 8, 6, + ], [ + 13, 9, 10, 12, 14, 12, 11, 15, 15, + 8, 1, 5, 7, 9, 6, 5, 11, 10, + 11, 6, 5, 9, 11, 9, 8, 7, 8, + 12, 6, 8, 8, 11, 8, 10, 12, 10, + 10, 7, 9, 13, 10, 11, 9, 13, 12, + 11, 3, 6, 8, 9, 4, 7, 11, 8, + 8, 5, 9, 12, 10, 9, 7, 12, 13, + 13, 12, 10, 14, 14, 15, 12, 11, 14, + 15, 7, 9, 8, 11, 11, 12, 10, 9, + ], [ + 10, 5, 6, 9, 11, 7, 8, 12, 11, + 8, 1, 4, 7, 9, 6, 4, 10, 10, + 11, 6, 6, 9, 9, 9, 9, 8, 8, + 14, 10, 10, 12, 12, 11, 12, 13, 12, + 10, 7, 8, 12, 9, 11, 8, 12, 11, + 13, 7, 10, 11, 11, 8, 10, 13, 11, + 6, 3, 7, 11, 8, 9, 5, 10, 11, + 11, 11, 9, 14, 14, 14, 11, 10, 13, + 14, 10, 11, 13, 13, 13, 14, 12, 12, + ], [ + 2, 5, 3, 11, 8, 8, 6, 6, 7, + 8, 5, 6, 12, 10, 10, 8, 10, 11, + 7, 6, 2, 9, 8, 10, 8, 5, 4, + 10, 11, 10, 10, 13, 12, 14, 13, 10, + 10, 11, 8, 14, 9, 14, 12, 11, 12, + 9, 10, 9, 13, 12, 11, 12, 14, 11, + 8, 10, 7, 13, 10, 12, 8, 12, 12, + 10, 9, 6, 12, 11, 11, 11, 6, 9, + 10, 9, 6, 10, 9, 12, 11, 8, 7, + ], [ + 6, 8, 6, 12, 11, 11, 10, 10, 9, + 6, 1, 3, 10, 8, 8, 6, 7, 10, + 8, 6, 3, 10, 9, 10, 8, 6, 5, + 11, 10, 10, 12, 13, 12, 14, 13, 12, + 10, 11, 8, 12, 9, 14, 12, 11, 12, + 9, 9, 8, 12, 12, 10, 12, 13, 11, + 7, 8, 6, 13, 9, 11, 7, 11, 11, + 11, 10, 7, 14, 11, 12, 12, 7, 10, + 12, 11, 8, 13, 12, 14, 13, 11, 10, + ], [ + 7, 10, 7, 13, 13, 13, 11, 11, 10, + 8, 5, 6, 12, 11, 10, 9, 10, 11, + 7, 5, 1, 9, 8, 10, 7, 4, 4, + 9, 11, 9, 11, 12, 11, 13, 13, 10, + 9, 11, 8, 13, 9, 14, 12, 11, 12, + 11, 10, 10, 13, 12, 11, 14, 14, 12, + 9, 10, 8, 13, 10, 14, 9, 12, 12, + 9, 7, 4, 12, 10, 11, 10, 6, 7, + 9, 7, 4, 9, 9, 11, 9, 7, 5, + ], [ + 7, 9, 7, 14, 11, 12, 10, 9, 9, + 8, 5, 5, 12, 9, 10, 8, 8, 11, + 7, 5, 2, 8, 8, 9, 7, 4, 4, + 10, 11, 10, 12, 14, 11, 12, 13, 12, + 9, 10, 8, 13, 8, 13, 10, 11, 11, + 9, 9, 8, 14, 10, 10, 11, 12, 11, + 10, 11, 9, 14, 10, 14, 9, 12, 14, + 6, 6, 3, 11, 8, 9, 8, 3, 6, + 9, 7, 4, 10, 8, 11, 10, 6, 5, + ], [ + 6, 8, 7, 13, 12, 12, 10, 9, 9, + 9, 7, 8, 13, 11, 11, 9, 11, 12, + 7, 6, 1, 9, 8, 10, 7, 5, 4, + 10, 12, 10, 12, 13, 13, 14, 13, 11, + 9, 11, 9, 13, 10, 14, 12, 12, 12, + 11, 12, 10, 14, 13, 12, 13, 14, 12, + 8, 9, 7, 13, 10, 13, 8, 11, 12, + 8, 6, 3, 12, 9, 10, 9, 4, 6, + 10, 8, 5, 10, 10, 12, 11, 8, 6, + ], [ + 7, 10, 7, 12, 9, 12, 10, 10, 12, + 9, 7, 7, 12, 9, 11, 6, 10, 11, + 6, 6, 1, 9, 8, 9, 7, 4, 5, + 11, 12, 9, 12, 10, 14, 13, 13, 11, + 10, 12, 8, 13, 8, 14, 10, 10, 11, + 11, 11, 10, 13, 14, 10, 14, 13, 11, + 11, 10, 7, 13, 8, 12, 7, 10, 12, + 7, 10, 4, 12, 6, 10, 8, 5, 8, + 10, 7, 4, 9, 7, 10, 9, 6, 5, + ], [ + 7, 9, 7, 13, 12, 13, 10, 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0x01, 0x00, 0x07, 0x0C ], + [ 0x09, 0x11, 0x01, 0x00, 0x05, 0x03, 0x21, 0x20 ], + [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00 ], + [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00 ], + [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00 ] +]; +const RV40_PTYPE_BITS: &[[u8; 8]; 7] = &[ + [ 1, 2, 3, 6, 5, 4, 7, 7 ], + [ 3, 1, 2, 7, 6, 5, 4, 7 ], + [ 5, 4, 1, 4, 3, 3, 4, 5 ], + [ 4, 5, 2, 2, 3, 2, 6, 6 ], + [ 5, 6, 1, 4, 2, 3, 7, 7 ], + [ 5, 6, 1, 4, 3, 2, 7, 7 ], + [ 6, 3, 2, 7, 5, 4, 1, 7 ] +]; +const RV40_PTYPE_SYMS: &[MBType; 8] = &[ + MBType::MBIntra, + MBType::MBIntra16, + MBType::MBP16x16, + MBType::MBP8x8, + MBType::MBP16x8, + MBType::MBP8x16, + MBType::MBP16x16Mix, + MBType::Invalid, +]; + +const RV40_BTYPE_CODES: &[[u8; 7]; 6] = &[ + [ 0x01, 0x05, 0x00, 0x03, 0x11, 0x09, 0x10 ], + [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00 ], + [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00 ], + [ 0x09, 0x01, 0x00, 0x01, 0x05, 0x03, 0x08 ], + [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00 ], + [ 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00 ] +]; +const RV40_BTYPE_BITS: &[[u8; 7]; 6] = &[ + [ 2, 3, 2, 2, 5, 4, 5 ], + [ 4, 1, 3, 2, 6, 5, 6 ], + [ 6, 4, 1, 2, 5, 3, 6 ], + [ 5, 3, 3, 1, 4, 3, 5 ], + [ 6, 5, 3, 2, 4, 1, 6 ], + [ 6, 5, 3, 1, 4, 2, 6 ] +]; +const RV40_BTYPE_SYMS: &[MBType; 7] = &[ + MBType::MBIntra, + MBType::MBIntra16, + MBType::MBForward, + MBType::MBBackward, + MBType::MBBidir, + MBType::MBDirect, + MBType::Invalid, +]; diff --git a/src/codecs/real/rv40dsp.rs b/src/codecs/real/rv40dsp.rs new file mode 100644 index 0000000..f118d99 --- /dev/null +++ b/src/codecs/real/rv40dsp.rs @@ -0,0 +1,875 @@ +use frame::{FrameType, NAVideoBuffer}; +use codecs::MV; +use codecs::blockdsp::edge_emu; +use super::rv3040::{RV34DSP, RV34MBInfo}; + +fn clip8(a: i16) -> u8 { + if a < 0 { 0 } + else if a > 255 { 255 } + else { a as u8 } +} + +macro_rules! el { + ($s: ident, $o: expr) => ( $s[$o] as i16 ) +} + +macro_rules! filter { + (01; $s: ident, $o: expr, $step: expr) => ( + clip8((( el!($s, $o - 2 * $step) + -5 * el!($s, $o - 1 * $step) + +52 * el!($s, $o - 0 * $step) + +20 * el!($s, $o + 1 * $step) + -5 * el!($s, $o + 2 * $step) + + el!($s, $o + 3 * $step) + 32) >> 6) as i16) + ); + (02; $s: ident, $o: expr, $step: expr) => ( + clip8((( el!($s, $o - 2 * $step) + -5 * el!($s, $o - 1 * $step) + +20 * el!($s, $o - 0 * $step) + +20 * el!($s, $o + 1 * $step) + -5 * el!($s, $o + 2 * $step) + + el!($s, $o + 3 * $step) + 16) >> 5) as i16) + ); + (03; $s: ident, $o: expr, $step: expr) => ( + clip8((( el!($s, $o - 2 * $step) + -5 * el!($s, $o - 1 * $step) + +20 * el!($s, $o - 0 * $step) + +52 * el!($s, $o + 1 * $step) + -5 * el!($s, $o + 2 * $step) + + el!($s, $o + 3 * $step) + 32) >> 6) as i16) + ); +} + +macro_rules! mc_func { + (copy; $name: ident, $size: expr) => ( + fn $name (dst: &mut [u8], mut didx: usize, dstride: usize, src: &[u8], mut sidx: usize, sstride: usize) { + for _ in 0..$size { + let d = &mut dst[didx..][..$size]; + let s = &src[sidx..][..$size]; + for x in 0..$size { d[x] = s[x]; } + didx += dstride; + sidx += sstride; + } + } + ); + (mc01; $name: ident, $size: expr, $ver: expr) => ( + fn $name (dst: &mut [u8], mut didx: usize, dstride: usize, src: &[u8], mut sidx: usize, sstride: usize) { + let step = if $ver { sstride } else { 1 }; + for _ in 0..$size { + for x in 0..$size { + dst[didx + x] = filter!(01; src, sidx + x, step); + } + sidx += sstride; + didx += dstride; + } + } + ); + (mc02; $name: ident, $size: expr, $ver: expr) => ( + fn $name (dst: &mut [u8], mut didx: usize, dstride: usize, src: &[u8], mut sidx: usize, sstride: usize) { + let step = if $ver { sstride } else { 1 }; + for _ in 0..$size { + for x in 0..$size { + dst[didx + x] = filter!(02; src, sidx + x, step); + } + sidx += sstride; + didx += dstride; + } + } + ); + (mc03; $name: ident, $size: expr, $ver: expr) => ( + fn $name (dst: &mut [u8], mut didx: usize, dstride: usize, src: &[u8], mut sidx: usize, sstride: usize) { + let step = if $ver { sstride } else { 1 }; + for _ in 0..$size { + for x in 0..$size { + dst[didx + x] = filter!(03; src, sidx + x, step); + } + sidx += sstride; + didx += dstride; + } + } + ); + (cm01; $name: ident, $size: expr, $ofilt: ident) => ( + fn $name (dst: &mut [u8], didx: usize, dstride: usize, src: &[u8], mut sidx: usize, sstride: usize) { + let mut buf: [u8; ($size + 5) * $size] = [0; ($size + 5) * $size]; + let mut bidx = 0; + let bstride = $size; + sidx -= sstride * 2; + for _ in 0..$size+5 { + for x in 0..$size { buf[bidx + x] = filter!(01; src, sidx + x, 1); } + bidx += bstride; + sidx += sstride; + } + $ofilt(dst, didx, dstride, &buf, 2*bstride, $size); + } + ); + (cm02; $name: ident, $size: expr, $ofilt: ident) => ( + fn $name (dst: &mut [u8], didx: usize, dstride: usize, src: &[u8], mut sidx: usize, sstride: usize) { + let mut buf: [u8; ($size + 5) * $size] = [0; ($size + 5) * $size]; + let mut bidx = 0; + let bstride = $size; + sidx -= sstride * 2; + for _ in 0..$size+5 { + for x in 0..$size { buf[bidx + x] = filter!(02; src, sidx + x, 1); } + bidx += bstride; + sidx += sstride; + } + $ofilt(dst, didx, dstride, &buf, 2*bstride, $size); + } + ); + (cm03; $name: ident, $size: expr, $ofilt: ident) => ( + fn $name (dst: &mut [u8], didx: usize, dstride: usize, src: &[u8], mut sidx: usize, sstride: usize) { + let mut buf: [u8; ($size + 5) * $size] = [0; ($size + 5) * $size]; + let mut bidx = 0; + let bstride = $size; + sidx -= sstride * 2; + for _ in 0..$size+5 { + for x in 0..$size { buf[bidx + x] = filter!(03; src, sidx + x, 1); } + bidx += bstride; + sidx += sstride; + } + $ofilt(dst, didx, dstride, &buf, 2*bstride, $size); + } + ); +} +mc_func!(copy; copy_16, 16); +mc_func!(copy; copy_8, 8); +mc_func!(mc01; luma_mc_10_16, 16, false); +mc_func!(mc01; luma_mc_10_8, 8, false); +mc_func!(mc02; luma_mc_20_16, 16, false); +mc_func!(mc02; luma_mc_20_8, 8, false); +mc_func!(mc03; luma_mc_30_16, 16, false); +mc_func!(mc03; luma_mc_30_8, 8, false); +mc_func!(mc01; luma_mc_01_16, 16, true); +mc_func!(mc01; luma_mc_01_8, 8, true); +mc_func!(mc02; luma_mc_02_16, 16, true); +mc_func!(mc02; luma_mc_02_8, 8, true); +mc_func!(mc03; luma_mc_03_16, 16, true); +mc_func!(mc03; luma_mc_03_8, 8, true); +mc_func!(cm01; luma_mc_11_16, 16, luma_mc_01_16); +mc_func!(cm01; luma_mc_11_8, 8, luma_mc_01_8); +mc_func!(cm01; luma_mc_12_16, 16, luma_mc_02_16); +mc_func!(cm01; luma_mc_12_8, 8, luma_mc_02_8); +mc_func!(cm01; luma_mc_13_16, 16, luma_mc_03_16); +mc_func!(cm01; luma_mc_13_8, 8, luma_mc_03_8); +mc_func!(cm02; luma_mc_21_16, 16, luma_mc_01_16); +mc_func!(cm02; luma_mc_21_8, 8, luma_mc_01_8); +mc_func!(cm02; luma_mc_22_16, 16, luma_mc_02_16); +mc_func!(cm02; luma_mc_22_8, 8, luma_mc_02_8); +mc_func!(cm02; luma_mc_23_16, 16, luma_mc_03_16); +mc_func!(cm02; luma_mc_23_8, 8, luma_mc_03_8); +mc_func!(cm03; luma_mc_31_16, 16, luma_mc_01_16); +mc_func!(cm03; luma_mc_31_8, 8, luma_mc_01_8); +mc_func!(cm03; luma_mc_32_16, 16, luma_mc_02_16); +mc_func!(cm03; luma_mc_32_8, 8, luma_mc_02_8); +mc_func!(cm03; luma_mc_33_16, 16, luma_mc_03_16); +mc_func!(cm03; luma_mc_33_8, 8, luma_mc_03_8); + +const RV40_CHROMA_BIAS: [[u16; 4]; 4] = [ + [ 0, 4, 8, 4 ], + [ 8, 7, 8, 7 ], + [ 0, 8, 4, 8 ], + [ 8, 7, 8, 7 ] +]; + +fn rv40_chroma_mc(dst: &mut [u8], mut didx: usize, dstride: usize, src: &[u8], mut sidx: usize, sstride: usize, size: usize, x: usize, y: usize) { + if (x == 0) && (y == 0) { + for _ in 0..size { + for x in 0..size { dst[didx + x] = src[sidx + x]; } + didx += dstride; + sidx += sstride; + } + return; + } + let bias = RV40_CHROMA_BIAS[y >> 1][x >> 1]; + if (x > 0) && (y > 0) { + let a = ((4 - x) * (4 - y)) as u16; + let b = (( x) * (4 - y)) as u16; + let c = ((4 - x) * ( y)) as u16; + let d = (( x) * ( y)) as u16; + for _ in 0..size { + for x in 0..size { + dst[didx + x] = ((a * (src[sidx + x] as u16) + + b * (src[sidx + x + 1] as u16) + + c * (src[sidx + x + sstride] as u16) + + d * (src[sidx + x + 1 + sstride] as u16) + bias) >> 4) as u8; + } + didx += dstride; + sidx += sstride; + } + } else { + let a = ((4 - x) * (4 - y)) as u16; + let e = (( x) * (4 - y) + (4 - x) * ( y)) as u16; + let step = if y > 0 { sstride } else { 1 }; + for _ in 0..size { + for x in 0..size { + dst[didx + x] = ((a * (src[sidx + x] as u16) + + e * (src[sidx + x + step] as u16) + bias) >> 4) as u8; + } + didx += dstride; + sidx += sstride; + } + } +} + +pub struct RV40DSP { + luma_mc: [[fn (&mut [u8], usize, usize, &[u8], usize, usize); 16]; 2], +} + +impl RV40DSP { + pub fn new() -> Self { + RV40DSP { + luma_mc: [ + [ copy_16, luma_mc_10_16, luma_mc_20_16, luma_mc_30_16, + luma_mc_01_16, luma_mc_11_16, luma_mc_21_16, luma_mc_31_16, + luma_mc_02_16, luma_mc_12_16, luma_mc_22_16, luma_mc_32_16, + luma_mc_03_16, luma_mc_13_16, luma_mc_23_16, luma_mc_33_16 ], + [ copy_8, luma_mc_10_8, luma_mc_20_8, luma_mc_30_8, + luma_mc_01_8, luma_mc_11_8, luma_mc_21_8, luma_mc_31_8, + luma_mc_02_8, luma_mc_12_8, luma_mc_22_8, luma_mc_32_8, + luma_mc_03_8, luma_mc_13_8, luma_mc_23_8, luma_mc_33_8 ] ], + } + } +} + +macro_rules! el { + ($src: ident, $o: expr) => ($src[$o] as i16); +} + +fn clip_symm(a: i16, lim: i16) -> i16 { + if a < -lim { + -lim + } else if a > lim { + lim + } else { + a + } +} + +fn rv40_weak_loop_filter4(pix: &mut [u8], mut off: usize, step: usize, stride: usize, + filter_p1: bool, filter_q1: bool, alpha: i16, beta: i16, + lim_p0q0: i16, lim_p1: i16, lim_q1: i16) { + for _ in 0..4 { + let p0 = el!(pix, off - step); + let q0 = el!(pix, off); + + let t = q0 - p0; + if t == 0 { + off += stride; + continue; + } + + let u = (alpha * t.wrapping_abs()) >> 7; + if u > (if filter_p1 && filter_q1 { 2 } else { 3 }) { + off += stride; + continue; + } + + let p2 = el!(pix, off - 3*step); + let p1 = el!(pix, off - 2*step); + let q1 = el!(pix, off + step); + let q2 = el!(pix, off + 2*step); + + let str; + if filter_p1 && filter_q1 { + str = (t << 2) + (p1 - q1); + } else { + str = t << 2; + } + + let diff = clip_symm((str + 4) >> 3, lim_p0q0); + pix[off - step] = clip8(p0 + diff); + pix[off ] = clip8(q0 - diff); + + if filter_p1 && ((p1 - p0).wrapping_abs() <= beta) { + let p1_diff = ((p1 - p0) + (p1 - p2) - diff) >> 1; + pix[off - 2*step] = clip8(p1 - clip_symm(p1_diff, lim_p1)); + } + + if filter_q1 && ((q1 - q0).wrapping_abs() <= beta) { + let q1_diff = ((q1 - q0) + (q1 - q2) + diff) >> 1; + pix[off + step] = clip8(q1 - clip_symm(q1_diff, lim_q1)); + } + + off += stride; + } +} + +fn rv40_weak_loop_filter4_h(pix: &mut [u8], off: usize, stride: usize, + filter_p1: bool, filter_q1: bool, alpha: i16, beta: i16, + lim_p0q0: i16, lim_p1: i16, lim_q1: i16) { + rv40_weak_loop_filter4(pix, off, stride, 1, filter_p1, filter_q1, alpha, beta, lim_p0q0, lim_p1, lim_q1); +} +fn rv40_weak_loop_filter4_v(pix: &mut [u8], off: usize, stride: usize, + filter_p1: bool, filter_q1: bool, alpha: i16, beta: i16, + lim_p0q0: i16, lim_p1: i16, lim_q1: i16) { + let src = &mut pix[off - 3..][..stride * 3 + 3 + 3]; + for ch in src.chunks_mut(stride).take(4) { + assert!(ch.len() >= 3 + 3); + let p0 = el!(ch, 3 - 1); + let q0 = el!(ch, 3); + + let t = q0 - p0; + if t == 0 { + continue; + } + + let u = (alpha * t.wrapping_abs()) >> 7; + if u > (if filter_p1 && filter_q1 { 2 } else { 3 }) { + continue; + } + + let p2 = el!(ch, 3 - 3); + let p1 = el!(ch, 3 - 2); + let q1 = el!(ch, 3 + 1); + let q2 = el!(ch, 3 + 2); + + let str; + if filter_p1 && filter_q1 { + str = (t << 2) + (p1 - q1); + } else { + str = t << 2; + } + + let diff = clip_symm((str + 4) >> 3, lim_p0q0); + ch[3 - 1] = clip8(p0 + diff); + ch[3 ] = clip8(q0 - diff); + + if filter_p1 && ((p1 - p0).wrapping_abs() <= beta) { + let p1_diff = ((p1 - p0) + (p1 - p2) - diff) >> 1; + ch[3 - 2] = clip8(p1 - clip_symm(p1_diff, lim_p1)); + } + + if filter_q1 && ((q1 - q0).wrapping_abs() <= beta) { + let q1_diff = ((q1 - q0) + (q1 - q2) + diff) >> 1; + ch[3 + 1] = clip8(q1 - clip_symm(q1_diff, lim_q1)); + } + } +} + + +const RV40_DITHER_L: [i16; 16] = [ + 0x40, 0x50, 0x20, 0x60, 0x30, 0x50, 0x40, 0x30, + 0x50, 0x40, 0x50, 0x30, 0x60, 0x20, 0x50, 0x40 +]; +const RV40_DITHER_R: [i16; 16] = [ + 0x40, 0x30, 0x60, 0x20, 0x50, 0x30, 0x30, 0x40, + 0x40, 0x40, 0x50, 0x30, 0x20, 0x60, 0x30, 0x40 +]; + +fn sfilter(a: i16, b: i16, c: i16, d: i16, e: i16, dither: i16, clip: bool, lims: i16) -> i16 { + let val = (25 * (a + e) + 26 * (b + c + d) + dither) >> 7; + if clip { + if val < c - lims { + c - lims + } else if val > c + lims { + c + lims + } else { + c + } + } else { + val + } +} + +fn rv40_strong_loop_filter4(pix: &mut [u8], mut off: usize, step: usize, stride: usize, + alpha: i16, lims: i16, dmode: usize, chroma: bool) { + for i in 0..4 { + let p0 = el!(pix, off - step); + let q0 = el!(pix, off); + + let t = q0 - p0; + if t == 0 { + off += stride; + continue; + } + + let fmode = (alpha * t.wrapping_abs()) >> 7; + if fmode > 1 { + off += stride; + continue; + } + + let p3 = el!(pix, off - 4*step); + let p2 = el!(pix, off - 3*step); + let p1 = el!(pix, off - 2*step); + let q1 = el!(pix, off + step); + let q2 = el!(pix, off + 2*step); + let q3 = el!(pix, off + 3*step); + + let np0 = sfilter(p2, p1, p0, q0, q1, RV40_DITHER_L[dmode + i], fmode != 0, lims); + let nq0 = sfilter( p1, p0, q0, q1, q0, RV40_DITHER_R[dmode + i], fmode != 0, lims); + + let np1 = sfilter(p3, p2, p1, np0, q0, RV40_DITHER_L[dmode + i], fmode != 0, lims); + let nq1 = sfilter( p0, nq0, q1, q2, q3, RV40_DITHER_R[dmode + i], fmode != 0, lims); + + pix[off - 2*step] = np1 as u8; + pix[off - step] = np0 as u8; + pix[off] = nq0 as u8; + pix[off + step] = nq1 as u8; + + if !chroma { + let np2 = sfilter(np0, np1, p2, p3, np1, 64, false, 0); + let nq2 = sfilter(nq0, nq1, q2, q3, q2, 64, false, 0); + pix[off - 3*step] = np2 as u8; + pix[off + 2*step] = nq2 as u8; + } + + off += stride; + } +} + +fn rv40_loop_strength(pix: &[u8], off: usize, step: usize, stride: usize, + beta: i16, beta2: i16, edge: bool) -> (bool, bool, bool) { + let mut sum_p1p0 = 0; + let mut sum_q1q0 = 0; + + let mut off1 = off; + for _ in 0..4 { + sum_p1p0 += el!(pix, off1 - 2 * step) - el!(pix, off1 - step); + sum_q1q0 += el!(pix, off1 + step) - el!(pix, off1); + off1 += stride; + } + + let filter_p1 = sum_p1p0.wrapping_abs() < beta * 4; + let filter_q1 = sum_q1q0.wrapping_abs() < beta * 4; + + if (!filter_p1 || !filter_q1) || !edge { + return (false, filter_p1, filter_q1); + } + + let mut sum_p1p2 = 0; + let mut sum_q1q2 = 0; + + let mut off1 = off; + for _ in 0..4 { + sum_p1p2 += el!(pix, off1 - 2 * step) - el!(pix, off1 - 3 * step); + sum_q1q2 += el!(pix, off1 + step) - el!(pix, off1 + 2 * step); + off1 += stride; + } + + let strong = (sum_p1p2.wrapping_abs() < beta2) && (sum_q1q2.wrapping_abs() < beta2); + + (strong, filter_p1, filter_q1) +} + +fn rv40_loop_strength_h(pix: &[u8], off: usize, stride: usize, + beta: i16, beta2: i16, edge: bool) -> (bool, bool, bool) { + rv40_loop_strength(pix, off, stride, 1, beta, beta2, edge) +} + +fn rv40_loop_strength_v(pix: &[u8], off: usize, stride: usize, + beta: i16, beta2: i16, edge: bool) -> (bool, bool, bool) { + let src = &pix[off - 3..][..stride * 3 + 3 + 3]; + let mut sum_p1p0 = 0; + let mut sum_q1q0 = 0; + + for ch in src.chunks(stride).take(4) { + assert!(ch.len() >= 3 + 3); + sum_p1p0 += el!(ch, 3 - 2) - el!(ch, 3 - 1); + sum_q1q0 += el!(ch, 3 + 1) - el!(ch, 3); + } + + let filter_p1 = sum_p1p0.wrapping_abs() < beta * 4; + let filter_q1 = sum_q1q0.wrapping_abs() < beta * 4; + + if (!filter_p1 || !filter_q1) || !edge { + return (false, filter_p1, filter_q1); + } + + let mut sum_p1p2 = 0; + let mut sum_q1q2 = 0; + + for ch in src.chunks(stride).take(4) { + assert!(ch.len() >= 3 + 3); + sum_p1p2 += el!(ch, 3 - 2) - el!(ch, 3 - 3); + sum_q1q2 += el!(ch, 3 + 1) - el!(ch, 3 + 2); + } + + let strong = (sum_p1p2.wrapping_abs() < beta2) && (sum_q1q2.wrapping_abs() < beta2); + + (strong, filter_p1, filter_q1) +} + +fn rv40_loop_filter4_h(pix: &mut [u8], off: usize, stride: usize, + dmode: usize, lim_p1: i16, lim_q1: i16, alpha: i16, beta: i16, beta2: i16, + chroma: bool, edge: bool) { + let (strong, filter_p1, filter_q1) = rv40_loop_strength_h(pix, off, stride, beta, beta2, edge); + let lims = (filter_p1 as i16) + (filter_q1 as i16) + ((lim_p1 + lim_q1) >> 1) + 1; + + if strong { + rv40_strong_loop_filter4(pix, off, stride, 1, alpha, lims, dmode, chroma); + } else if filter_p1 && filter_q1 { + rv40_weak_loop_filter4_h(pix, off, stride, true, true, alpha, beta, + lims, lim_p1, lim_q1); + } else if filter_p1 || filter_q1 { + rv40_weak_loop_filter4_h(pix, off, stride, filter_p1, filter_q1, alpha, beta, + lims >> 1, lim_p1 >> 1, lim_q1 >> 1); + } +} + +fn rv40_loop_filter4_v(pix: &mut [u8], off: usize, stride: usize, + dmode: usize, lim_p1: i16, lim_q1: i16, alpha: i16, beta: i16, beta2: i16, + chroma: bool, edge: bool) { + let (strong, filter_p1, filter_q1) = rv40_loop_strength_v(pix, off, stride, beta, beta2, edge); + let lims = (filter_p1 as i16) + (filter_q1 as i16) + ((lim_p1 + lim_q1) >> 1) + 1; + + if strong { + rv40_strong_loop_filter4(pix, off, 1, stride, alpha, lims, dmode, chroma); + } else if filter_p1 && filter_q1 { + rv40_weak_loop_filter4_v(pix, off, stride, true, true, alpha, beta, + lims, lim_p1, lim_q1); + } else if filter_p1 || filter_q1 { + rv40_weak_loop_filter4_v(pix, off, stride, filter_p1, filter_q1, alpha, beta, + lims >> 1, lim_p1 >> 1, lim_q1 >> 1); + } +} + +const RV40_ALPHA_TAB: [i16; 32] = [ + 128, 128, 128, 128, 128, 128, 128, 128, + 128, 128, 122, 96, 75, 59, 47, 37, + 29, 23, 18, 15, 13, 11, 10, 9, + 8, 7, 6, 5, 4, 3, 2, 1 +]; + +const RV40_BETA_TAB: [i16; 32] = [ + 0, 0, 0, 0, 0, 0, 0, 0, 3, 3, 3, 4, 4, 4, 6, 6, + 6, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 13, 14, 15, 16, 17 +]; + +const RV40_FILTER_CLIP_TBL: [[i16; 32]; 3] = [ + [ + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 + ], [ + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 5, 5 + ], [ + 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, + 1, 2, 2, 2, 2, 3, 3, 3, 4, 4, 5, 5, 5, 7, 8, 9 + ] +]; + +macro_rules! test_bit { + ($pat: expr, $x: expr) => ( (($pat >> $x) & 1) != 0 ) +} + +fn check_pos(x: usize, y: usize, size: usize, w: usize, h: usize, dx: i16, dy: i16, e0: isize, e1: isize, e2: isize, e3: isize) -> bool { + let xn = (x as isize) + (dx as isize); + let yn = (y as isize) + (dy as isize); + + (xn - e0 >= 0) && (xn + (size as isize) + e1 <= (w as isize)) && (yn - e2 >= 0) && (yn + (size as isize) + e3 <= (h as isize)) +} + +const RV40_EDGE1: [isize; 4] = [ 0, 2, 2, 2 ]; +const RV40_EDGE2: [isize; 4] = [ 0, 3, 3, 3 ]; + +impl RV34DSP for RV40DSP { + fn loop_filter(&self, frame: &mut NAVideoBuffer, _ftype: FrameType, mbinfo: &[RV34MBInfo], mb_w: usize, row: usize) { + // todo proper B-frame filtering? + let mut offs: [usize; 3] = [0; 3]; + let mut stride: [usize; 3] = [0; 3]; + let (w, h) = frame.get_dimensions(0); + let small_frame = w * h <= 176*144; + + for comp in 0..3 { + stride[comp] = frame.get_stride(comp); + let start = if comp == 0 { row * 16 } else { row * 8 }; + offs[comp] = frame.get_offset(comp) + start * stride[comp]; + } + + let mut data = frame.get_data_mut(); + let dst: &mut [u8] = data.as_mut_slice(); + + let mut mb_pos: usize = row * mb_w; + let mut left_q: usize = 0; + for mb_x in 0..mb_w { + let q = mbinfo[mb_pos].q as usize; + let alpha = RV40_ALPHA_TAB[q]; + let beta = RV40_BETA_TAB[q]; + let beta_y = if small_frame { beta * 4 } else { beta * 3 }; + let beta_c = beta * 3; + + let cur_dbk = mbinfo[mb_pos].deblock; + let cur_cbp = mbinfo[mb_pos].cbp_c; + + let is_strong = mbinfo[mb_pos].mbtype.is_intra_or_16(); + let top_is_strong = is_strong || (row > 0 && mbinfo[mb_pos - mb_w].mbtype.is_intra_or_16()); + let left_is_strong = is_strong || (mb_x > 0 && mbinfo[mb_pos - 1].mbtype.is_intra_or_16()); + + for y in 0..4 { + let yoff = offs[0] + mb_x * 16 + y * 4 * stride[0]; + for x in 0..4 { + let bpos = x + y * 4; + let filter_hor_down = (y != 3) && !is_strong; + let filter_ver = (x > 0) || (mb_x > 0); + let filter_hor_up = (row > 0) && (x == 0) && top_is_strong; + let ver_strong = (x == 0) && (mb_x > 0) && left_is_strong; + + let cur_strength: usize; + if is_strong { + cur_strength = 2; + } else if test_bit!(cur_dbk, bpos) { + cur_strength = 1; + } else { + cur_strength = 0; + } + + let left_strength: usize; + if x > 0 { + if is_strong { + left_strength = 2; + } else if test_bit!(cur_dbk, bpos - 1) { + left_strength = 1; + } else { + left_strength = 0; + } + } else if mb_x > 0 { + if left_is_strong { + left_strength = 2; + } else if test_bit!(mbinfo[mb_pos - 1].deblock, bpos + 3) { + left_strength = 1; + } else { + left_strength = 0; + } + } else { + left_strength = 0; + } + + let bot_strength: usize; + if y < 3 { + if is_strong { + bot_strength = 2; + } else if test_bit!(cur_dbk, bpos + 4) { + bot_strength = 1; + } else { + bot_strength = 0; + } + } else { + bot_strength = 0; + } + + let top_strength: usize; + if y > 0 { + if is_strong { + top_strength = 2; + } else if test_bit!(cur_dbk, bpos - 4) { + top_strength = 1; + } else { + top_strength = 0; + } + } else if row > 0 { + if top_is_strong { + top_strength = 2; + } else if test_bit!(mbinfo[mb_pos - mb_w].deblock, bpos + 12) { + top_strength = 1; + } else { + top_strength = 0; + } + } else { + top_strength = 0; + } + + let l_q = if x > 0 { q } else { left_q }; + let top_q = if row > 0 { mbinfo[mb_pos - mb_w].q as usize } else { 0 }; + + let lim_cur = RV40_FILTER_CLIP_TBL [cur_strength][q]; + let lim_top = RV40_FILTER_CLIP_TBL [top_strength][top_q]; + let lim_left = RV40_FILTER_CLIP_TBL[left_strength][l_q]; + let lim_bottom = RV40_FILTER_CLIP_TBL [bot_strength][q]; + + let dmode = if y > 0 { x + y * 4 } else { x * 4 }; + + if filter_hor_down { + rv40_loop_filter4_h(dst, yoff + 4 * stride[0] + x * 4, stride[0], + dmode, lim_cur, lim_bottom, alpha, beta, beta_y, false, false); + } + if filter_ver && !ver_strong { + rv40_loop_filter4_v(dst, yoff + x * 4, stride[0], + dmode, lim_left, lim_cur, alpha, beta, beta_y, false, false); + } + if filter_hor_up { + rv40_loop_filter4_h(dst, yoff + x * 4, stride[0], + dmode, lim_top, lim_cur, alpha, beta, beta_y, false, true); + } + if filter_ver && ver_strong { + rv40_loop_filter4_v(dst, yoff + x * 4, stride[0], + dmode, lim_left, lim_cur, alpha, beta, beta_y, false, true); + } + } + } + + for comp in 1..3 { + for y in 0..2 { + let coff = offs[comp] + mb_x * 8 + y * 4 * stride[comp]; + for x in 0..2 { + let bpos = x + y * 2 + (comp - 1) * 4; + + let filter_hor_down = (y != 1) && !is_strong; + let filter_ver = (x > 0) || (mb_x > 0); + let filter_hor_up = (row > 0) && (x == 0) && top_is_strong; + let ver_strong = (x == 0) && (mb_x > 0) && left_is_strong; + + let cur_strength: usize; + if is_strong { + cur_strength = 2; + } else if test_bit!(cur_cbp, bpos) { + cur_strength = 1; + } else { + cur_strength = 0; + } + + let left_strength: usize; + if x > 0 { + if is_strong { + left_strength = 2; + } else if test_bit!(cur_cbp, bpos - 1) { + left_strength = 1; + } else { + left_strength = 0; + } + } else if mb_x > 0 { + if left_is_strong { + left_strength = 2; + } else if test_bit!(mbinfo[mb_pos - 1].cbp_c, bpos + 1) { + left_strength = 1; + } else { + left_strength = 0; + } + } else { + left_strength = 0; + } + + let bot_strength: usize; + if y == 0 { + if is_strong { + bot_strength = 2; + } else if test_bit!(cur_cbp, bpos + 2) { + bot_strength = 1; + } else { + bot_strength = 0; + } + } else { + bot_strength = 0; + } + + let top_strength: usize; + if y > 0 { + if is_strong { + top_strength = 2; + } else if test_bit!(cur_cbp, bpos - 2) { + top_strength = 1; + } else { + top_strength = 0; + } + } else if row > 0 { + if top_is_strong { + top_strength = 2; + } else if test_bit!(mbinfo[mb_pos - mb_w].cbp_c, bpos + 2) { + top_strength = 1; + } else { + top_strength = 0; + } + } else { + top_strength = 0; + } + + let l_q = if x > 0 { q } else { left_q }; + let top_q = if row > 0 { mbinfo[mb_pos - mb_w].q as usize } else { 0 }; + + let lim_cur = RV40_FILTER_CLIP_TBL [cur_strength][q]; + let lim_top = RV40_FILTER_CLIP_TBL [top_strength][top_q]; + let lim_left = RV40_FILTER_CLIP_TBL[left_strength][l_q]; + let lim_bottom = RV40_FILTER_CLIP_TBL [bot_strength][q]; + + if filter_hor_down { + rv40_loop_filter4_h(dst, coff + 4 * stride[comp] + x * 4, stride[comp], + x * 8, lim_cur, lim_bottom, alpha, beta, beta_c, true, false); + } + if filter_ver && !ver_strong { + rv40_loop_filter4_v(dst, coff + x * 4, stride[comp], + y * 8, lim_left, lim_cur, alpha, beta, beta_c, true, false); + } + if filter_hor_up { + rv40_loop_filter4_h(dst, coff + x * 4, stride[comp], + x * 8, lim_top, lim_cur, alpha, beta, beta_c, true, true); + } + if filter_ver && ver_strong { + rv40_loop_filter4_v(dst, coff + x * 4, stride[comp], + y * 8, lim_left, lim_cur, alpha, beta, beta_c, true, true); + } + } + } + } + + left_q = q; + + mb_pos += 1; + } + } + fn do_luma_mc(&self, frame: &mut NAVideoBuffer, prev_frame: &NAVideoBuffer, x: usize, y: usize, mv: MV, use16: bool, avg: bool) { + let size: usize = if use16 { 16 } else { 8 }; + let dstride = frame.get_stride(0); + let doffset = frame.get_offset(0) + (if !avg { x + y * dstride } else { 0 }); + let mut data = frame.get_data_mut(); + let dst: &mut [u8] = data.as_mut_slice(); + + let (w_, h_) = prev_frame.get_dimensions(0); + let w = (w_ + 15) & !15; + let h = (h_ + 15) & !15; + + let dx = mv.x >> 2; + let cx = (mv.x & 3) as usize; + let dy = mv.y >> 2; + let cy = (mv.y & 3) as usize; + let mode = cx + cy * 4; + + if check_pos(x, y, size, w, h, dx, dy, RV40_EDGE1[cx], RV40_EDGE2[cx], RV40_EDGE1[cy], RV40_EDGE2[cy]) { + let sstride = prev_frame.get_stride(0); + let mut soffset = prev_frame.get_offset(0) + x + y * sstride; + let data = prev_frame.get_data(); + let src: &[u8] = data.as_slice(); + soffset = ((soffset as isize) + (dx as isize) + (dy as isize) * (sstride as isize)) as usize; + self.luma_mc[if use16 { 0 } else { 1 }][mode](dst, doffset, dstride, src, soffset, sstride); + } else { + let mut ebuf: [u8; 32*22] = [0; 32*22]; + edge_emu(prev_frame, (x as isize) + (dx as isize) - 2, (y as isize) + (dy as isize) - 2, 16+5, 16+5, &mut ebuf, 32, 0); + self.luma_mc[if use16 { 0 } else { 1 }][mode](dst, doffset, dstride, &ebuf, 32*2 + 2, 32); + } + } + fn do_chroma_mc(&self, frame: &mut NAVideoBuffer, prev_frame: &NAVideoBuffer, x: usize, y: usize, comp: usize, mv: MV, use8: bool, avg: bool) { + let size: usize = if use8 { 8 } else { 4 }; + let dstride = frame.get_stride(comp); + let doffset = frame.get_offset(comp) + (if !avg { x + y * dstride } else { 0 }); + let mut data = frame.get_data_mut(); + let dst: &mut [u8] = data.as_mut_slice(); + + let (w_, h_) = prev_frame.get_dimensions(comp); + let w = (w_ + 7) & !7; + let h = (h_ + 7) & !7; + + let mvx = mv.x / 2; + let mvy = mv.y / 2; + let dx = mvx >> 2; + let mut cx = (mvx & 3) as usize; + let dy = mvy >> 2; + let mut cy = (mvy & 3) as usize; + + if (cx == 3) && (cy == 3) { + cx = 2; + cy = 2; + } + + if check_pos(x, y, size, w, h, dx, dy, 0, 1, 0, 1) { + let sstride = prev_frame.get_stride(comp); + let mut soffset = prev_frame.get_offset(comp) + x + y * sstride; + let data = prev_frame.get_data(); + let src: &[u8] = data.as_slice(); + soffset = ((soffset as isize) + (dx as isize) + (dy as isize) * (sstride as isize)) as usize; + rv40_chroma_mc(dst, doffset, dstride, src, soffset, sstride, size, cx, cy); + } else { + let mut ebuf: [u8; 16*10] = [0; 16*10]; + edge_emu(prev_frame, (x as isize) + (dx as isize), (y as isize) + (dy as isize), 8+1, 8+1, &mut ebuf, 16, comp); + rv40_chroma_mc(dst, doffset, dstride, &ebuf, 0, 16, size, cx, cy); + } + } +}