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Originally committed as revision 16222 to svn://svn.ffmpeg.org/ffmpeg/trunk
pull/126/head
Michael Niedermayer 16 years ago
parent 96465b90a1
commit aebb5d6d96
1 changed files with 36 additions and 36 deletions
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  1. 72
      libavcodec/h264.c

72
libavcodec/h264.c
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@ -2463,40 +2463,40 @@ static av_always_inline void hl_decode_mb_internal(H264Context *h, int simple){
idct_dc_add = s->dsp.h264_idct_dc_add;
idct_add = s->dsp.h264_idct_add;
}
for(i=0; i<16; i++){
uint8_t * const ptr= dest_y + block_offset[i];
const int dir= h->intra4x4_pred_mode_cache[ scan8[i] ];
for(i=0; i<16; i++){
uint8_t * const ptr= dest_y + block_offset[i];
const int dir= h->intra4x4_pred_mode_cache[ scan8[i] ];
if(transform_bypass && h->sps.profile_idc==244 && dir<=1){
h->hpc.pred4x4_add[dir](ptr, h->mb + i*16, linesize);
}else{
uint8_t *topright;
int nnz, tr;
if(dir == DIAG_DOWN_LEFT_PRED || dir == VERT_LEFT_PRED){
const int topright_avail= (h->topright_samples_available<<i)&0x8000;
assert(mb_y || linesize <= block_offset[i]);
if(!topright_avail){
tr= ptr[3 - linesize]*0x01010101;
topright= (uint8_t*) &tr;
}else
topright= ptr + 4 - linesize;
}else
topright= NULL;
h->hpc.pred4x4[ dir ](ptr, topright, linesize);
nnz = h->non_zero_count_cache[ scan8[i] ];
if(nnz){
if(is_h264){
if(nnz == 1 && h->mb[i*16])
idct_dc_add(ptr, h->mb + i*16, linesize);
else
idct_add (ptr, h->mb + i*16, linesize);
if(transform_bypass && h->sps.profile_idc==244 && dir<=1){
h->hpc.pred4x4_add[dir](ptr, h->mb + i*16, linesize);
}else{
uint8_t *topright;
int nnz, tr;
if(dir == DIAG_DOWN_LEFT_PRED || dir == VERT_LEFT_PRED){
const int topright_avail= (h->topright_samples_available<<i)&0x8000;
assert(mb_y || linesize <= block_offset[i]);
if(!topright_avail){
tr= ptr[3 - linesize]*0x01010101;
topright= (uint8_t*) &tr;
}else
topright= ptr + 4 - linesize;
}else
svq3_add_idct_c(ptr, h->mb + i*16, linesize, s->qscale, 0);
topright= NULL;
h->hpc.pred4x4[ dir ](ptr, topright, linesize);
nnz = h->non_zero_count_cache[ scan8[i] ];
if(nnz){
if(is_h264){
if(nnz == 1 && h->mb[i*16])
idct_dc_add(ptr, h->mb + i*16, linesize);
else
idct_add (ptr, h->mb + i*16, linesize);
}else
svq3_add_idct_c(ptr, h->mb + i*16, linesize, s->qscale, 0);
}
}
}
}
}
}
}else{
h->hpc.pred16x16[ h->intra16x16_pred_mode ](dest_y , linesize);
@ -2576,21 +2576,21 @@ static av_always_inline void hl_decode_mb_internal(H264Context *h, int simple){
idct_dc_add = s->dsp.h264_idct_dc_add;
chroma_dc_dequant_idct_c(h->mb + 16*16, h->chroma_qp[0], h->dequant4_coeff[IS_INTRA(mb_type) ? 1:4][h->chroma_qp[0]][0]);
chroma_dc_dequant_idct_c(h->mb + 16*16+4*16, h->chroma_qp[1], h->dequant4_coeff[IS_INTRA(mb_type) ? 2:5][h->chroma_qp[1]][0]);
if(is_h264){
if(is_h264){
for(i=16; i<16+8; i++){
if(h->non_zero_count_cache[ scan8[i] ])
idct_add (dest[(i&4)>>2] + block_offset[i], h->mb + i*16, uvlinesize);
else if(h->mb[i*16])
idct_dc_add(dest[(i&4)>>2] + block_offset[i], h->mb + i*16, uvlinesize);
}
}else{
for(i=16; i<16+8; i++){
if(h->non_zero_count_cache[ scan8[i] ] || h->mb[i*16]){
uint8_t * const ptr= dest[(i&4)>>2] + block_offset[i];
svq3_add_idct_c(ptr, h->mb + i*16, uvlinesize, chroma_qp[s->qscale + 12] - 12, 2);
}else{
for(i=16; i<16+8; i++){
if(h->non_zero_count_cache[ scan8[i] ] || h->mb[i*16]){
uint8_t * const ptr= dest[(i&4)>>2] + block_offset[i];
svq3_add_idct_c(ptr, h->mb + i*16, uvlinesize, chroma_qp[s->qscale + 12] - 12, 2);
}
}
}
}
}
}
}

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