force_pitch: Option<u8>,
has_y2: bool,
- pdc_pred_val: i16,
- pdc_pred_count: usize,
+ pdc_pred_val: [i16; 2],
+ pdc_pred_count: [usize; 2],
ipred_ctx_y: IPredContext,
ipred_ctx_u: IPredContext,
}
Ok(())
}
- fn decode_residue(&mut self, bc: &mut BoolCoder, mb_x: usize, mb_idx: usize) {
+ fn decode_residue(&mut self, bc: &mut BoolCoder, mb_x: usize, mb_idx: usize, use_last: bool) {
let qmat_idx = if let Some(idx) = self.dstate.force_quant { (idx as usize) + 1 } else { 0 };
let mut sbparams = SBParams {
scan: &DEFAULT_SCAN_ORDER,
let y2block = &mut self.coeffs[24];
if self.mb_info[mb_idx].mb_type != VPMBType::Intra {
let mut dc = y2block[0];
- let pval = self.dstate.pdc_pred_val;
- if self.dstate.pdc_pred_count > 3 {
+ let pdc_idx = if use_last { 0 } else { 1 };
+ let pval = self.dstate.pdc_pred_val[pdc_idx];
+
+ if self.dstate.pdc_pred_count[pdc_idx] > 3 {
dc += pval;
y2block[0] = dc;
}
if (pval == 0) || (dc == 0) || ((pval ^ dc) < 0) {
- self.dstate.pdc_pred_count = 0;
+ self.dstate.pdc_pred_count[pdc_idx] = 0;
} else if dc == pval {
- self.dstate.pdc_pred_count += 1;
+ self.dstate.pdc_pred_count[pdc_idx] += 1;
}
- self.dstate.pdc_pred_val = dc;
+ self.dstate.pdc_pred_val[pdc_idx] = dc;
}
if has_ac[24] {
idct4x4(y2block);
- } else {
+ } else if y2block[0] != 0 {
idct4x4_dc(y2block);
}
for i in 0..16 {
for i in 0..24 {
if has_ac[i] {
idct4x4(&mut self.coeffs[i]);
- } else {
+ } else if self.coeffs[i][0] != 0 {
idct4x4_dc(&mut self.coeffs[i]);
}
}
}
}
}
+ let tr_edge = if has_top { ydst[yoff - ystride + 15] } else { 0x80 };
for y in 0..4 {
for x in 0..4 {
ipred_ctx_y.has_left = has_left || x > 0;
let bmode = self.ymodes[iidx + x];
let cur_yoff = yoff + x * 4;
- let has_tr = has_top && ((x < 3) || ((y == 0) && (mb_y < self.mb_w - 1)));
- let has_dl = ipred_ctx_y.has_left && (y < 3);
+ let has_tr = ipred_ctx_y.has_top && ((x < 3) || ((y == 0) && (mb_y < self.mb_w - 1)));
+ let has_dl = ipred_ctx_y.has_left && (x == 0) && (y < 3);
ipred_ctx_y.fill(ydst, cur_yoff, ystride,
if has_tr { 8 } else { 4 },
if has_dl { 8 } else { 4 });
tr_save[x * 4 + i] = ipred_ctx_y.top[i + 4];
}
}
+ if (mb_x == self.mb_w - 1) && has_top && (x == 3) {
+ for i in 0..4 {
+ ipred_ctx_y.top[i + 4] = tr_edge;
+ }
+ }
match bmode {
PredMode::DCPred => IPred4x4::ipred_dc(ydst, cur_yoff, ystride, ipred_ctx_y),
PredMode::TMPred => IPred4x4::ipred_tm(ydst, cur_yoff, ystride, ipred_ctx_y),
} else {
for y in 0..2 {
for x in 0..2 {
- let mut chroma_mv = self.mvs[iidx] + self.mvs[iidx + 1]
- + self.mvs[iidx + self.mv_stride]
- + self.mvs[iidx + self.mv_stride + 1];
- chroma_mv.x /= 4;
- chroma_mv.y /= 4;
+ let mut chroma_mv = self.mvs[iidx + x * 2] + self.mvs[iidx + x * 2 + 1]
+ + self.mvs[iidx + x * 2 + self.mv_stride]
+ + self.mvs[iidx + x * 2 + self.mv_stride + 1];
+ if chroma_mv.x < 0 {
+ chroma_mv.x += 1;
+ } else {
+ chroma_mv.x += 2;
+ }
+ if chroma_mv.y < 0 {
+ chroma_mv.y += 1;
+ } else {
+ chroma_mv.y += 2;
+ }
+ chroma_mv.x >>= 2;
+ chroma_mv.y >>= 2;
if pitch_smode == 0 {
- mc_block4x4(dst, uoff, ustride, mb_x * 8 + x * 4, mb_y * 8 + y * 4,
+ mc_block4x4(dst, uoff + x * 4, ustride, mb_x * 8 + x * 4, mb_y * 8 + y * 4,
chroma_mv.x, chroma_mv.y, refframe.clone(), 1, &mut mc_buf);
- mc_block4x4(dst, voff, vstride, mb_x * 8 + x * 4, mb_y * 8 + y * 4,
+ mc_block4x4(dst, voff + x * 4, vstride, mb_x * 8 + x * 4, mb_y * 8 + y * 4,
chroma_mv.x, chroma_mv.y, refframe.clone(), 2, &mut mc_buf);
} else {
- mc_block_special(dst, uoff, ustride, mb_x * 8 + x * 4, mb_y * 8 + y * 4,
+ mc_block_special(dst, uoff + x * 4, ustride, mb_x * 8 + x * 4, mb_y * 8 + y * 4,
chroma_mv.x, chroma_mv.y, refframe.clone(), 1, &mut mc_buf,
4, pitch_smode);
- mc_block_special(dst, voff, vstride, mb_x * 8 + x * 4, mb_y * 8 + y * 4,
+ mc_block_special(dst, voff + x * 4, vstride, mb_x * 8 + x * 4, mb_y * 8 + y * 4,
chroma_mv.x, chroma_mv.y, refframe.clone(), 2, &mut mc_buf,
4, pitch_smode);
}
self.set_dimensions(width, height);
self.dstate.reset();
+ self.scan.copy_from_slice(&DEFAULT_SCAN_ORDER);
} else {
if !self.shuf.has_refs() {
return Err(DecoderError::MissingReference);
let mut mb_idx = 0;
self.pcache.reset();
if self.dstate.is_intra || (self.dstate.version > 0) {
- self.dstate.pdc_pred_val = 0;
- self.dstate.pdc_pred_count = 0;
+ self.dstate.pdc_pred_val = [0; 2];
+ self.dstate.pdc_pred_count = [0; 2];
}
let mut use_last = true;
for mb_y in 0..self.mb_h {
self.mb_info[mb_idx].ymode = PredMode::Inter;
self.mb_info[mb_idx].uvmode = PredMode::Inter;
}
- self.decode_residue(&mut bc_main, mb_x, mb_idx);
+ self.decode_residue(&mut bc_main, mb_x, mb_idx, use_last);
match self.mb_info[mb_idx].mb_type {
VPMBType::Intra => {
self.recon_intra_mb(&mut dframe, mb_x, mb_y)?;
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 crate::duck_register_all_codecs;
+ use nihav_commonfmt::generic_register_all_demuxers;
#[test]
fn test_vp7() {
let mut dec_reg = RegisteredDecoders::new();
duck_register_all_codecs(&mut dec_reg);
- //let file = "assets/Duck/potter-40.vp7";
- //let file = "assets/Duck/potter-500.vp7";
- //let file = "assets/Duck/starsky-700.vp7";
- //let file = "assets/Duck/taking-700.vp7";
- //let file = "assets/Duck/troy-700.vp7";
- let file = "assets/Duck/interlaced_blit_pitch.avi";
- //let file = "assets/Duck/vp7.avi";
- test_file_decoding("avi", file, Some(12), true, false, None/*Some("vp7")*/, &dmx_reg, &dec_reg);
+ test_decoding("avi", "vp7", "assets/Duck/interlaced_blit_pitch.avi", Some(12), &dmx_reg,
+ &dec_reg, ExpectedTestResult::MD5Frames(vec![
+ [0xb79fb6f8, 0xed51ac9e, 0x9e423456, 0xc0918e7f],
+ [0xbf8d1274, 0x83515e15, 0x8c0887de, 0xfbfd05d3],
+ [0x8ad00466, 0x80b6cbfb, 0x54de408e, 0x9efbc05e],
+ [0x144122c5, 0x6897b553, 0x93474d29, 0x1a1274ec],
+ [0x06ff5d07, 0x55825d38, 0x072b0a78, 0xfcb5020f],
+ [0xfd01591b, 0xc42113e7, 0xc5a5550f, 0xb30f3b02],
+ [0x155e0d6e, 0x96d75e06, 0x9bd7ce87, 0xacf868e1],
+ [0xfd79103a, 0x695d21d3, 0xfeacb5b4, 0x1d869d08],
+ [0xf4bcfeac, 0x0d2c305c, 0x11416c96, 0x626a5ef6],
+ [0x3579b66c, 0x0a7d7dc0, 0xe80b0395, 0xf6a70661],
+ [0x5773768c, 0x813442e9, 0x4dd6f793, 0xb10fe55f],
+ [0xcaaf0ddb, 0x65c2410e, 0x95da5bba, 0x3b90128e],
+ [0x74773773, 0xe1dbadeb, 0x57aaf64b, 0x9c21e3c7]]));
}
}
projects / nihav.git / blobdiff