X-Git-Url: https://git.nihav.org/?a=blobdiff_plain;f=nihav-realmedia%2Fsrc%2Fcodecs%2Frv10.rs;h=25572be3fd41f9bcfc7f9ab251870a4eb166f08f;hb=a16880f7362bc44a44822ce0455993f9f3e75f88;hp=1d93a012433a54cb12f2a446e9bb1de005926231;hpb=2422d9699cd56cbb86ac32b3e8dd026e20a89db5;p=nihav.git diff --git a/nihav-realmedia/src/codecs/rv10.rs b/nihav-realmedia/src/codecs/rv10.rs index 1d93a01..25572be 100644 --- a/nihav-realmedia/src/codecs/rv10.rs +++ b/nihav-realmedia/src/codecs/rv10.rs @@ -3,10 +3,11 @@ use nihav_core::io::codebook::*; use nihav_core::formats; use nihav_core::frame::*; use nihav_core::codecs::*; -use nihav_core::codecs::h263::*; -use nihav_core::codecs::h263::code::H263BlockDSP; -use nihav_core::codecs::h263::decoder::*; -use nihav_core::codecs::h263::data::*; +use nihav_codec_support::codecs::{MV, ZIGZAG}; +use nihav_codec_support::codecs::h263::*; +use nihav_codec_support::codecs::h263::code::H263BlockDSP; +use nihav_codec_support::codecs::h263::decoder::*; +use nihav_codec_support::codecs::h263::data::*; #[allow(dead_code)] struct Tables { @@ -57,7 +58,7 @@ struct RV10SliceInfo { impl RV10SliceInfo { fn new(is_p: bool, qscale: u8, mb_x: usize, mb_y: usize, mb_c: usize) -> Self { - RV10SliceInfo { is_p: is_p, qscale: qscale, mb_x: mb_x, mb_y: mb_y, mb_c: mb_c } + RV10SliceInfo { is_p, qscale, mb_x, mb_y, mb_c } } } @@ -67,7 +68,7 @@ impl<'a> RealVideo10BR<'a> { let mut slice_offs = Vec::with_capacity(nslices); { let offs = &src[1..][..nslices * 8]; - let mut br = BitReader::new(offs, offs.len(), BitReaderMode::BE); + let mut br = BitReader::new(offs, BitReaderMode::BE); for _ in 0..nslices { br.skip(32).unwrap(); let off = br.read(32).unwrap(); @@ -76,8 +77,8 @@ impl<'a> RealVideo10BR<'a> { } let soff = nslices * 8 + 1; RealVideo10BR { - br: BitReader::new(&src[soff..], src.len() - soff, BitReaderMode::BE), - tables: tables, + br: BitReader::new(&src[soff..], BitReaderMode::BE), + tables, num_slices: nslices, slice_no: 0, slice_off: slice_offs, @@ -85,10 +86,10 @@ impl<'a> RealVideo10BR<'a> { h: height, mb_w: (width + 15) >> 4, mb_h: (height + 15) >> 4, - new_ver: new_ver, + new_ver, dc_coded: [false; 3], last_dc: [0; 3], - mvmode: mvmode, + mvmode, } } @@ -157,6 +158,7 @@ impl<'a> RealVideo10BR<'a> { if !coded { return Ok(()); } let rl_cb = &self.tables.rl_cb; // could be aic too + let quant = if plane_no == 0 { quant } else { H263_CHROMA_QUANT[quant as usize] }; let q_add = if quant == 0 { 0i16 } else { ((quant - 1) | 1) as i16 }; let q = (quant * 2) as i16; while idx < 64 { @@ -169,7 +171,11 @@ impl<'a> RealVideo10BR<'a> { level = code.get_level(); last = code.is_last(); if br.read_bool()? { level = -level; } - level = (level * q) + q_add; + if level >= 0 { + level = (level * q) + q_add; + } else { + level = (level * q) - q_add; + } } else { last = br.read_bool()?; run = br.read(6)? as u8; @@ -179,13 +185,17 @@ impl<'a> RealVideo10BR<'a> { let top = br.read_s(6)? as i16; level = (top << 5) | low; } - level = (level * q) + q_add; + if level >= 0 { + level = (level * q) + q_add; + } else { + level = (level * q) - q_add; + } if level < -2048 { level = -2048; } if level > 2047 { level = 2047; } } idx += run; validate!(idx < 64); - let oidx = H263_ZIGZAG[idx as usize]; + let oidx = ZIGZAG[idx as usize]; blk[oidx] = level; idx += 1; if last { break; } @@ -379,20 +389,20 @@ impl RealVideo10Decoder { let chroma_dc_cb = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap(); let tables = Tables { - intra_mcbpc_cb: intra_mcbpc_cb, - inter_mcbpc_cb: inter_mcbpc_cb, - cbpy_cb: cbpy_cb, - rl_cb: rl_cb, - aic_rl_cb: aic_rl_cb, - mv_cb: mv_cb, - luma_dc_cb: luma_dc_cb, - chroma_dc_cb: chroma_dc_cb, + intra_mcbpc_cb, + inter_mcbpc_cb, + cbpy_cb, + rl_cb, + aic_rl_cb, + mv_cb, + luma_dc_cb, + chroma_dc_cb, }; RealVideo10Decoder{ info: NACodecInfoRef::default(), dec: H263BaseDecoder::new_with_opts(false, false, false), - tables: tables, + tables, w: 0, h: 0, new_ver: false, @@ -403,7 +413,7 @@ impl RealVideo10Decoder { } impl NADecoder for RealVideo10Decoder { - fn init(&mut self, info: NACodecInfoRef) -> DecoderResult<()> { + fn init(&mut self, _supp: &mut NADecoderSupport, info: NACodecInfoRef) -> DecoderResult<()> { if let NACodecTypeInfo::Video(vinfo) = info.get_properties() { let w = vinfo.get_width(); let h = vinfo.get_height(); @@ -425,7 +435,7 @@ println!("ver {:06X} -> {}", ver, mic_ver); self.mvmode = MVMode::UMV; } { -let mut br = BitReader::new(src, src.len(), BitReaderMode::BE); +let mut br = BitReader::new(src, BitReaderMode::BE); println!("edata:"); println!("{:08X}", br.read(32).unwrap()); println!("{:08X}", br.read(32).unwrap()); @@ -436,7 +446,7 @@ println!("???"); Err(DecoderError::InvalidData) } } - fn decode(&mut self, pkt: &NAPacket) -> DecoderResult { + fn decode(&mut self, _supp: &mut NADecoderSupport, pkt: &NAPacket) -> DecoderResult { let src = pkt.get_buffer(); //println!(" decode frame size {}, {} slices", src.len(), src[0]+1); @@ -447,12 +457,15 @@ println!("???"); let mut frm = NAFrame::new_from_pkt(pkt, self.info.clone(), bufinfo); frm.set_keyframe(self.dec.is_intra()); frm.set_frame_type(if self.dec.is_intra() { FrameType::I } else { FrameType::P }); - Ok(Rc::new(RefCell::new(frm))) + Ok(frm.into_ref()) + } + fn flush(&mut self) { + self.dec.flush(); } } -pub fn get_decoder() -> Box { +pub fn get_decoder() -> Box { Box::new(RealVideo10Decoder::new()) } @@ -460,9 +473,9 @@ pub fn get_decoder() -> Box { mod test { use nihav_core::codecs::RegisteredDecoders; use nihav_core::demuxers::RegisteredDemuxers; - use nihav_core::test::dec_video::*; - use crate::codecs::realmedia_register_all_codecs; - use crate::demuxers::realmedia_register_all_demuxers; + use nihav_codec_support::test::dec_video::*; + use crate::realmedia_register_all_codecs; + use crate::realmedia_register_all_demuxers; #[test] fn test_rv10() { let mut dmx_reg = RegisteredDemuxers::new(); @@ -478,7 +491,7 @@ pub struct CodeReader { codes: &'static [u16], bits: &'static [u8] } impl CodeReader { pub fn new(codes: &'static [u16], bits: &'static [u8]) -> Self { - CodeReader { codes: codes, bits: bits } + CodeReader { codes, bits } } }