use std::mem;
use std::ptr;
use nihav_core::codecs::*;
-use nihav_core::codecs::blockdsp::*;
+use nihav_codec_support::codecs::{MV, ZERO_MV, ZIGZAG};
+use nihav_codec_support::codecs::blockdsp::*;
use nihav_core::io::bitreader::*;
use nihav_core::io::codebook::*;
use nihav_core::io::intcode::*;
}
}
+#[allow(clippy::large_enum_variant)]
enum Codes {
None,
VP30(VP30Codes),
self.run = (self.read_run)(br)?;
}
self.run -= 1;
- Ok(self.value)
+ Ok(self.value)
}
}
let idx = br.peek(5) as usize;
let sym = (VP30_CRUN1_LUT[idx] >> 4) as usize;
let bits = VP30_CRUN1_LUT[idx] & 0xF;
- br.skip(bits as u32)?;
+ br.skip(u32::from(bits))?;
if sym < 7 {
Ok(sym)
} else if sym == 7 {
mb_h: usize,
version: u8,
is_intra: bool,
+ update_gf: bool,
quant: usize,
shuf: VPShuffler,
codes: Codes,
dst_qmat[0] = (base_qmat[0] * dc_quant / 100).max(minval * 2) << 2;
}
+fn rescale_qmat_vp4(dst_qmat: &mut [i16; 64], base_qmat: &[i16; 64], dc_quant: i16, ac_quant: i16, is_intra: bool) {
+ let (bias, minval) = if is_intra { (3, 4) } else { (6, 8) };
+ for (dst, src) in dst_qmat.iter_mut().zip(base_qmat.iter()) {
+ *dst = ((src - bias).wrapping_mul(ac_quant) / 100 + bias) << 2;
+ }
+ dst_qmat[0] = (base_qmat[0] * dc_quant / 100).max(minval) << 2;
+}
+
fn expand_token(blk: &mut Block, br: &mut BitReader, eob_run: &mut usize, token: u8) -> DecoderResult<()> {
match token {
// EOBs
macro_rules! fill_dc_pred {
($self: expr, $ref_id: expr, $pred: expr, $pp: expr, $bit: expr, $idx: expr) => {
if $self.blocks[$idx].coded && $self.blocks[$idx].btype.get_ref_id() == $ref_id {
- $pred[$bit] = $self.blocks[$idx].coeffs[0] as i32;
+ $pred[$bit] = i32::from($self.blocks[$idx].coeffs[0]);
$pp |= 1 << $bit;
}
};
vp31_loop_filter(frm.data, off, frm.stride[plane], 1, 8, loop_str);
}
+fn vp3_mv_mode(mvx: i16, mvy: i16) -> usize {
+ let mode = ((mvx & 1) + (mvy & 1) * 2) as usize;
+ if (mode == 3) && (mvx ^ mvy < 0) {
+ 4
+ } else {
+ mode
+ }
+}
+
impl VP34Decoder {
fn new(version: u8) -> Self {
let vt = alloc_video_buffer(NAVideoInfo::new(24, 24, false, YUV420_FORMAT), 4).unwrap();
mb_h: 0,
version,
is_intra: true,
+ update_gf: false,
quant: 0,
shuf: VPShuffler::new(),
codes: Codes::None,
validate!(self.version == 3 || self.version == 30);
let mb_w = br.read(8)? as usize;
let mb_h = br.read(8)? as usize;
-println!(" VP30 {}x{} ({}x{})", mb_w, mb_h, self.mb_w, self.mb_h);
validate!(mb_w == self.mb_w && mb_h == self.mb_h);
if self.version == 3 {
self.version = 30;
}
} else {
let version = br.read(13)?;
-println!("intra, ver {} (self {})", version, self.version);
let coding_type = br.read(1)?;
validate!(coding_type == 0);
br.skip(2)?;
validate!(self.version == 4);
let mb_h = br.read(8)? as usize;
let mb_w = br.read(8)? as usize;
-//println!(" VP40 {}x{} ({}x{})", mb_w, mb_h, self.mb_w, self.mb_h);
validate!(mb_w == self.mb_w && mb_h == self.mb_h);
let fact1 = br.read(5)?;
let fact2 = br.read(3)?;
} else {
VP40_LOOP_STRENGTH[self.quant]
};
-//println!("decode frame({},{},{})", self.is_intra as u8, self.is_intra as u8, self.quant);
Ok(())
}
fn vp30_unpack_sb_info(&mut self, br: &mut BitReader) -> DecoderResult<()> {
let mut cur_blk = 0;
for _ in 0..self.y_blocks/4 {
if self.blocks[self.blk_addr[cur_blk] >> 2].btype == VPMBType::InterFourMV {
- for _ in 0..4 {
- let blk = &mut self.blocks[self.blk_addr[cur_blk] >> 2];
- if blk.coded {
- blk.mv = (read_mv)(br)?;
- last2_mv = last_mv;
- last_mv = blk.mv;
- }
- cur_blk += 1;
- }
+ let a0 = self.blk_addr[cur_blk + 0] >> 2;
+ let a1 = self.blk_addr[cur_blk + 1] >> 2;
+ let a2 = self.blk_addr[cur_blk + 2] >> 2;
+ let a3 = self.blk_addr[cur_blk + 3] >> 2;
+ let first = a0.min(a1).min(a2).min(a3);
+ let last = a0.max(a1).max(a2).max(a3);
+ self.blocks[first + 0].mv = (read_mv)(br)?;
+ self.blocks[first + 1].mv = (read_mv)(br)?;
+ self.blocks[last - 1].mv = (read_mv)(br)?;
+ self.blocks[last + 0].mv = (read_mv)(br)?;
+ last2_mv = last_mv;
+ last_mv = self.blocks[last].mv;
+ cur_blk += 4;
} else {
let cur_mv;
match self.blocks[self.blk_addr[cur_blk] >> 2].btype {
cur_blk += 1;
}
}
- }
+ }
}
Ok(())
} else {
last2_mv = last_mv;
let saddr = (self.blk_addr[cur_blk] >> 2).min(self.blk_addr[cur_blk + 1] >> 2).min(self.blk_addr[cur_blk + 2] >> 2).min(self.blk_addr[cur_blk + 3] >> 2);
for i in 0..4 {
- let blk = &mut self.blocks[saddr + (i & 1) + (i >> 1) * self.mb_w];
- blk.mv.x = br.read_cb(x_cb)? as i16;
+ let blk = &mut self.blocks[saddr + (i & 1) + (i >> 1) * self.mb_w * 2];
+ blk.mv.x = i16::from(br.read_cb(x_cb)?);
if x_sign {
blk.mv.x = -blk.mv.x;
}
- blk.mv.y = br.read_cb(y_cb)? as i16;
+ blk.mv.y = i16::from(br.read_cb(y_cb)?);
if y_sign {
blk.mv.y = -blk.mv.y;
}
let y_cb = &codes.mv_y_cb[VP40_MV_LUT_INDEX[last_mv.y.abs() as usize]];
let x_sign = last_mv.x < 0;
let y_sign = last_mv.y < 0;
- let x = br.read_cb(x_cb)? as i16;
- let y = br.read_cb(y_cb)? as i16;
+ let x = i16::from(br.read_cb(x_cb)?);
+ let y = i16::from(br.read_cb(y_cb)?);
cur_mv = MV { x: if !x_sign { x } else { -x }, y: if !y_sign { y } else { -y } };
last2_mv = last_mv;
last_mv = cur_mv;
let y_cb = &codes.mv_y_cb[VP40_MV_LUT_INDEX[last_mv_g.y.abs() as usize]];
let x_sign = last_mv_g.x < 0;
let y_sign = last_mv_g.y < 0;
- let x = br.read_cb(x_cb)? as i16;
- let y = br.read_cb(y_cb)? as i16;
+ let x = i16::from(br.read_cb(x_cb)?);
+ let y = i16::from(br.read_cb(y_cb)?);
cur_mv = MV { x: if !x_sign { x } else { -x }, y: if !y_sign { y } else { -y } };
last_mv_g = cur_mv;
},
fn vp40_unpack_coeffs(&mut self, br: &mut BitReader, dc_table_y: usize, dc_table_c: usize, ac_table_y: usize, ac_table_c: usize) -> DecoderResult<()> {
const VP40_PRED_MASKS: [usize; 16] = [ // top, bottom, left, right
0b1010, 0b1010, 0b1000, 0b1011,
- 0b1010, 0b1010, 0b0010, 0b1111,
+ 0b1010, 0b1010, 0b0010, 0b1110,
0b0010, 0b1010, 0b0010, 0b0110,
0b0100, 0b0111, 0b1110, 0b1110
];
}
let dc_quant = VP30_DC_SCALES[self.quant] * 10;
let ac_quant = VP30_AC_SCALES[self.quant];
+
+ self.update_gf = ac_quant <= 50;
+
rescale_qmat(&mut self.qmat_y, VP3_QMAT_Y, dc_quant, ac_quant, 2);
rescale_qmat(&mut self.qmat_c, VP3_QMAT_C, dc_quant, ac_quant, 2);
rescale_qmat(&mut self.qmat_y_p, VP3_QMAT_INTER, dc_quant, ac_quant, 4);
let dc_y_quant = VP40_DC_Y_SCALES[self.quant];
let dc_c_quant = VP40_DC_C_SCALES[self.quant];
let ac_quant = VP40_AC_SCALES[self.quant];
- rescale_qmat(&mut self.qmat_y, VP40_QMAT, dc_y_quant, ac_quant, 2);
- rescale_qmat(&mut self.qmat_c, VP40_QMAT, dc_c_quant, ac_quant, 2);
- self.qmat_y_p.copy_from_slice(&self.qmat_y);
- self.qmat_c_p.copy_from_slice(&self.qmat_c);
+ rescale_qmat_vp4(&mut self.qmat_y, VP40_QMAT, dc_y_quant, ac_quant, true);
+ rescale_qmat_vp4(&mut self.qmat_y_p, VP40_QMAT, dc_c_quant, ac_quant, false);
+ self.qmat_c.copy_from_slice(&self.qmat_y);
+ self.qmat_c_p.copy_from_slice(&self.qmat_y_p);
self.eob_run = 0;
let dc_table_y = br.read(4)? as usize;
let mut pred = 0i32;
for i in 0..4 {
if (pp & (1 << i)) != 0 {
- pred += (preds[i] as i32) * (VP31_DC_WEIGHTS[pp][i] as i32);
+ pred += (preds[i] as i32) * i32::from(VP31_DC_WEIGHTS[pp][i]);
}
}
- pred /= VP31_DC_WEIGHTS[pp][4] as i32;
+ pred /= i32::from(VP31_DC_WEIGHTS[pp][4]);
if (pp & 7) == 7 {
if (pred - preds[2]).abs() > 128 { return preds[2] as i16; }
if (pred - preds[0]).abs() > 128 { return preds[0] as i16; }
}
}
}
+ #[allow(clippy::cyclomatic_complexity)]
fn output_blocks_inter(&mut self, frm: &mut NASimpleVideoFrame<u8>) {
let mut blk_idx = 0;
let bstride = self.mb_w * 2;
for i in 0..4 {
let xoff = (i & 1) * 8;
let yoff = (i >> 1) * 8;
-
- let mode = ((mvs[i].x & 1) + (mvs[i].y & 1) * 2) as usize;
+
+ let mode = vp3_mv_mode(mvs[i].x, mvs[i].y);
if self.version != 4 {
copy_block(frm, src.clone(), 0, bx * 8 + xoff, by * 8 + yoff,
mvs[i].x >> 1, mvs[i].y >> 1, 8, 8, 0, 1, mode, VP3_INTERP_FUNCS);
let mx = (mv_sum.x >> 1) | (mv_sum.x & 1);
let my = (mv_sum.y >> 1) | (mv_sum.y & 1);
- let mode = ((mx & 1) + (my & 1) * 2) as usize;
+ let mode = vp3_mv_mode(mx, my);
copy_block(frm, src.clone(), 1, bx * 4, by * 4, mx >> 1, my >> 1, 8, 8, 0, 1, mode, VP3_INTERP_FUNCS);
copy_block(frm, src.clone(), 2, bx * 4, by * 4, mx >> 1, my >> 1, 8, 8, 0, 1, mode, VP3_INTERP_FUNCS);
}
} else {
self.shuf.get_golden().unwrap()
};
- let mode = ((blk.mv.x & 1) + (blk.mv.y & 1) * 2) as usize;
+ let mode = vp3_mv_mode(blk.mv.x, blk.mv.y);
if self.version != 4 {
copy_block(frm, src.clone(), 0, bx * 8, by * 8,
blk.mv.x >> 1, blk.mv.y >> 1, 16, 16, 0, 1, mode, VP3_INTERP_FUNCS);
}
let mx = (blk.mv.x >> 1) | (blk.mv.x & 1);
let my = (blk.mv.y >> 1) | (blk.mv.y & 1);
- let mode = ((mx & 1) + (my & 1) * 2) as usize;
+ let mode = vp3_mv_mode(mx, my);
if self.version != 4 {
copy_block(frm, src.clone(), 1, bx * 4, by * 4,
mx >> 1, my >> 1, 8, 8, 0, 1, mode, VP3_INTERP_FUNCS);
if blk.has_ac {
unquant(&mut blk.coeffs, qmat);
}
- if blk.btype.is_intra() {
- if !blk.coded {
- copy_block(frm, self.shuf.get_last().unwrap(), 0, bx * 8, by * 8, 0, 0, 8, 8, 0, 1, 0, VP3_INTERP_FUNCS);
- } else if blk.has_ac {
+ if !blk.coded {
+ copy_block(frm, self.shuf.get_last().unwrap(), 0, bx * 8, by * 8, 0, 0, 8, 8, 0, 1, 0, VP3_INTERP_FUNCS);
+ } else if blk.btype.is_intra() {
+ if blk.has_ac {
vp_put_block(&mut blk.coeffs, bx, by, 0, frm);
} else {
vp_put_block_dc(&mut blk.coeffs, bx, by, 0, frm);
}
- } else if blk.coded {
+ } else {
if blk.has_ac {
vp_add_block(&mut blk.coeffs, bx, by, 0, frm);
} else {
if blk.has_ac {
unquant(&mut blk.coeffs, qmat);
}
- if blk.btype.is_intra() {
- if !blk.coded {
- copy_block(frm, self.shuf.get_last().unwrap(), plane, bx * 8, by * 8, 0, 0, 8, 8, 0, 1, 0, VP3_INTERP_FUNCS);
- } else if blk.has_ac {
+ if !blk.coded {
+ copy_block(frm, self.shuf.get_last().unwrap(), plane, bx * 8, by * 8, 0, 0, 8, 8, 0, 1, 0, VP3_INTERP_FUNCS);
+ } else if blk.btype.is_intra() {
+ if blk.has_ac {
vp_put_block(&mut blk.coeffs, bx, by, plane, frm);
} else {
vp_put_block_dc(&mut blk.coeffs, bx, by, plane, frm);
}
- } else if blk.coded {
+ } else {
if blk.has_ac {
vp_add_block(&mut blk.coeffs, bx, by, plane, frm);
} else {
fn decode(&mut self, supp: &mut NADecoderSupport, pkt: &NAPacket) -> DecoderResult<NAFrameRef> {
let src = pkt.get_buffer();
validate!(src.len() > 0);
- let mut br = BitReader::new(&src, src.len(), BitReaderMode::BE);
+ let mut br = BitReader::new(&src, BitReaderMode::BE);
self.parse_header(&mut br)?;
if self.is_intra {
_ => return Err(DecoderError::Bug),
}
- if self.is_intra {
+ if self.is_intra || self.update_gf {
self.shuf.add_golden_frame(buf.clone());
}
self.shuf.add_frame(buf.clone());
}
}
+impl NAOptionHandler for VP34Decoder {
+ fn get_supported_options(&self) -> &[NAOptionDefinition] { &[] }
+ fn set_options(&mut self, _options: &[NAOption]) { }
+ fn query_option_value(&self, _name: &str) -> Option<NAValue> { None }
+}
+
pub fn get_decoder_vp3() -> Box<NADecoder + Send> {
Box::new(VP34Decoder::new(3))
}
mod test {
use nihav_core::codecs::RegisteredDecoders;
use nihav_core::demuxers::RegisteredDemuxers;
- use nihav_core::test::dec_video::*;
- use crate::codecs::duck_register_all_codecs;
- use nihav_commonfmt::demuxers::generic_register_all_demuxers;
+ use nihav_codec_support::test::dec_video::*;
+ use crate::duck_register_all_decoders;
+ use nihav_commonfmt::generic_register_all_demuxers;
#[test]
fn test_vp30() {
let mut dmx_reg = RegisteredDemuxers::new();
generic_register_all_demuxers(&mut dmx_reg);
let mut dec_reg = RegisteredDecoders::new();
- duck_register_all_codecs(&mut dec_reg);
+ duck_register_all_decoders(&mut dec_reg);
- let file = "assets/Duck/vp30-logo.avi";
- test_file_decoding("avi", file, Some(23), true, false, None/*Some("vp30")*/, &dmx_reg, &dec_reg);
+ test_decoding("avi", "vp3", "assets/Duck/vp30-logo.avi", Some(23), &dmx_reg, &dec_reg,
+ ExpectedTestResult::MD5([0x51aba7df, 0x6e42534d, 0xef6c5b13, 0x26c38d1f]));
}
#[test]
let mut dmx_reg = RegisteredDemuxers::new();
generic_register_all_demuxers(&mut dmx_reg);
let mut dec_reg = RegisteredDecoders::new();
- duck_register_all_codecs(&mut dec_reg);
+ duck_register_all_decoders(&mut dec_reg);
- let file = "assets/Duck/vp31.avi";
+// let file = "assets/Duck/vp31.avi";
// let file = "assets/Duck/vp31_crash.avi";
// let file = "assets/Duck/01-vp31-0500.avi";
- test_file_decoding("avi", file, Some(3), true, false, None/*Some("vp31")*/, &dmx_reg, &dec_reg);
+// test_file_decoding("avi", file, Some(3), true, false, None/*Some("vp31")*/, &dmx_reg, &dec_reg);
//panic!("end");
+ test_decoding("avi", "vp3", "assets/Duck/01-vp31-0500.avi", Some(16), &dmx_reg, &dec_reg,
+ ExpectedTestResult::MD5([0x65112f7e, 0x2914f29b, 0x2908ed2f, 0xce5fc8c5]));
}
#[test]
let mut dmx_reg = RegisteredDemuxers::new();
generic_register_all_demuxers(&mut dmx_reg);
let mut dec_reg = RegisteredDecoders::new();
- duck_register_all_codecs(&mut dec_reg);
+ duck_register_all_decoders(&mut dec_reg);
- let file = "assets/Duck/ot171_vp40.avi";
- test_file_decoding("avi", file, Some(16), true, false, None/*Some("vp4")*/, &dmx_reg, &dec_reg);
-//panic!("end");
+ test_decoding("avi", "vp3", "assets/Duck/ot171_vp40.avi", Some(86), &dmx_reg, &dec_reg,
+ ExpectedTestResult::MD5([0xd41d8cd9, 0x8f00b204, 0xe9800998, 0xecf8427e]));
}
}
projects / nihav.git / blobdiff