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Originally committed as revision 14408 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer
2008-07-26 02:31:19 +00:00
parent 0af6967ee7
commit fef744d404
1 changed files with 76 additions and 78 deletions
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154
libavcodec/h264.c
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@ -3080,23 +3080,23 @@ static int pred_weight_table(H264Context *h){
} }
if(CHROMA){ if(CHROMA){
chroma_weight_flag= get_bits1(&s->gb); chroma_weight_flag= get_bits1(&s->gb);
if(chroma_weight_flag){ if(chroma_weight_flag){
int j; int j;
for(j=0; j<2; j++){ for(j=0; j<2; j++){
h->chroma_weight[list][i][j]= get_se_golomb(&s->gb); h->chroma_weight[list][i][j]= get_se_golomb(&s->gb);
h->chroma_offset[list][i][j]= get_se_golomb(&s->gb); h->chroma_offset[list][i][j]= get_se_golomb(&s->gb);
if( h->chroma_weight[list][i][j] != chroma_def if( h->chroma_weight[list][i][j] != chroma_def
|| h->chroma_offset[list][i][j] != 0) || h->chroma_offset[list][i][j] != 0)
h->use_weight_chroma= 1; h->use_weight_chroma= 1;
}
}else{
int j;
for(j=0; j<2; j++){
h->chroma_weight[list][i][j]= chroma_def;
h->chroma_offset[list][i][j]= 0;
}
} }
}else{
int j;
for(j=0; j<2; j++){
h->chroma_weight[list][i][j]= chroma_def;
h->chroma_offset[list][i][j]= 0;
}
}
} }
} }
if(h->slice_type_nos != FF_B_TYPE) break; if(h->slice_type_nos != FF_B_TYPE) break;
@ -4441,21 +4441,21 @@ decode_intra_mb:
} }
} }
if(CHROMA){ if(CHROMA){
for(y=0; y<8; y++){ for(y=0; y<8; y++){
const int index= 256 + 4*(y&3) + 32*(y>>2); const int index= 256 + 4*(y&3) + 32*(y>>2);
for(x=0; x<8; x++){ for(x=0; x<8; x++){
tprintf(s->avctx, "CHROMA U ICPM LEVEL (%3d)\n", show_bits(&s->gb, 8)); tprintf(s->avctx, "CHROMA U ICPM LEVEL (%3d)\n", show_bits(&s->gb, 8));
h->mb[index + (x&3) + 16*(x>>2)]= get_bits(&s->gb, 8); h->mb[index + (x&3) + 16*(x>>2)]= get_bits(&s->gb, 8);
}
} }
} for(y=0; y<8; y++){
for(y=0; y<8; y++){ const int index= 256 + 64 + 4*(y&3) + 32*(y>>2);
const int index= 256 + 64 + 4*(y&3) + 32*(y>>2); for(x=0; x<8; x++){
for(x=0; x<8; x++){ tprintf(s->avctx, "CHROMA V ICPM LEVEL (%3d)\n", show_bits(&s->gb, 8));
tprintf(s->avctx, "CHROMA V ICPM LEVEL (%3d)\n", show_bits(&s->gb, 8)); h->mb[index + (x&3) + 16*(x>>2)]= get_bits(&s->gb, 8);
h->mb[index + (x&3) + 16*(x>>2)]= get_bits(&s->gb, 8); }
} }
} }
}
// In deblocking, the quantizer is 0 // In deblocking, the quantizer is 0
s->current_picture.qscale_table[mb_xy]= 0; s->current_picture.qscale_table[mb_xy]= 0;
@ -4475,44 +4475,44 @@ decode_intra_mb:
//mb_pred //mb_pred
if(IS_INTRA(mb_type)){ if(IS_INTRA(mb_type)){
int pred_mode; int pred_mode;
// init_top_left_availability(h); // init_top_left_availability(h);
if(IS_INTRA4x4(mb_type)){ if(IS_INTRA4x4(mb_type)){
int i; int i;
int di = 1; int di = 1;
if(dct8x8_allowed && get_bits1(&s->gb)){ if(dct8x8_allowed && get_bits1(&s->gb)){
mb_type |= MB_TYPE_8x8DCT; mb_type |= MB_TYPE_8x8DCT;
di = 4; di = 4;
} }
// fill_intra4x4_pred_table(h); // fill_intra4x4_pred_table(h);
for(i=0; i<16; i+=di){ for(i=0; i<16; i+=di){
int mode= pred_intra_mode(h, i); int mode= pred_intra_mode(h, i);
if(!get_bits1(&s->gb)){ if(!get_bits1(&s->gb)){
const int rem_mode= get_bits(&s->gb, 3); const int rem_mode= get_bits(&s->gb, 3);
mode = rem_mode + (rem_mode >= mode); mode = rem_mode + (rem_mode >= mode);
}
if(di==4)
fill_rectangle( &h->intra4x4_pred_mode_cache[ scan8[i] ], 2, 2, 8, mode, 1 );
else
h->intra4x4_pred_mode_cache[ scan8[i] ] = mode;
} }
write_back_intra_pred_mode(h);
if( check_intra4x4_pred_mode(h) < 0) if(di==4)
return -1; fill_rectangle( &h->intra4x4_pred_mode_cache[ scan8[i] ], 2, 2, 8, mode, 1 );
}else{ else
h->intra16x16_pred_mode= check_intra_pred_mode(h, h->intra16x16_pred_mode); h->intra4x4_pred_mode_cache[ scan8[i] ] = mode;
if(h->intra16x16_pred_mode < 0)
return -1;
} }
if(CHROMA){ write_back_intra_pred_mode(h);
if( check_intra4x4_pred_mode(h) < 0)
return -1;
}else{
h->intra16x16_pred_mode= check_intra_pred_mode(h, h->intra16x16_pred_mode);
if(h->intra16x16_pred_mode < 0)
return -1;
}
if(CHROMA){
pred_mode= check_intra_pred_mode(h, get_ue_golomb(&s->gb)); pred_mode= check_intra_pred_mode(h, get_ue_golomb(&s->gb));
if(pred_mode < 0) if(pred_mode < 0)
return -1; return -1;
h->chroma_pred_mode= pred_mode; h->chroma_pred_mode= pred_mode;
} }
}else if(partition_count==4){ }else if(partition_count==4){
int i, j, sub_partition_count[4], list, ref[2][4]; int i, j, sub_partition_count[4], list, ref[2][4];
@ -4719,10 +4719,8 @@ decode_intra_mb:
} }
if(CHROMA){ if(CHROMA){
if(IS_INTRA4x4(mb_type)) if(IS_INTRA4x4(mb_type)) cbp= golomb_to_intra4x4_cbp[cbp];
cbp= golomb_to_intra4x4_cbp[cbp]; else cbp= golomb_to_inter_cbp [cbp];
else
cbp= golomb_to_inter_cbp[cbp];
}else{ }else{
if(IS_INTRA4x4(mb_type)) cbp= golomb_to_intra4x4_cbp_gray[cbp]; if(IS_INTRA4x4(mb_type)) cbp= golomb_to_intra4x4_cbp_gray[cbp];
else cbp= golomb_to_inter_cbp_gray[cbp]; else cbp= golomb_to_inter_cbp_gray[cbp];
@ -5589,21 +5587,21 @@ decode_intra_mb:
} }
} }
if(CHROMA){ if(CHROMA){
for(y=0; y<8; y++){ for(y=0; y<8; y++){
const int index= 256 + 4*(y&3) + 32*(y>>2); const int index= 256 + 4*(y&3) + 32*(y>>2);
for(x=0; x<8; x++){ for(x=0; x<8; x++){
tprintf(s->avctx, "CHROMA U ICPM LEVEL (%3d)\n", *ptr); tprintf(s->avctx, "CHROMA U ICPM LEVEL (%3d)\n", *ptr);
h->mb[index + (x&3) + 16*(x>>2)]= *ptr++; h->mb[index + (x&3) + 16*(x>>2)]= *ptr++;
}
} }
} for(y=0; y<8; y++){
for(y=0; y<8; y++){ const int index= 256 + 64 + 4*(y&3) + 32*(y>>2);
const int index= 256 + 64 + 4*(y&3) + 32*(y>>2); for(x=0; x<8; x++){
for(x=0; x<8; x++){ tprintf(s->avctx, "CHROMA V ICPM LEVEL (%3d)\n", *ptr);
tprintf(s->avctx, "CHROMA V ICPM LEVEL (%3d)\n", *ptr); h->mb[index + (x&3) + 16*(x>>2)]= *ptr++;
h->mb[index + (x&3) + 16*(x>>2)]= *ptr++; }
} }
} }
}
ff_init_cabac_decoder(&h->cabac, ptr, h->cabac.bytestream_end - ptr); ff_init_cabac_decoder(&h->cabac, ptr, h->cabac.bytestream_end - ptr);
@ -5651,12 +5649,12 @@ decode_intra_mb:
if( h->intra16x16_pred_mode < 0 ) return -1; if( h->intra16x16_pred_mode < 0 ) return -1;
} }
if(CHROMA){ if(CHROMA){
h->chroma_pred_mode_table[mb_xy] = h->chroma_pred_mode_table[mb_xy] =
pred_mode = decode_cabac_mb_chroma_pre_mode( h ); pred_mode = decode_cabac_mb_chroma_pre_mode( h );
pred_mode= check_intra_pred_mode( h, pred_mode ); pred_mode= check_intra_pred_mode( h, pred_mode );
if( pred_mode < 0 ) return -1; if( pred_mode < 0 ) return -1;
h->chroma_pred_mode= pred_mode; h->chroma_pred_mode= pred_mode;
} }
} else if( partition_count == 4 ) { } else if( partition_count == 4 ) {
int i, j, sub_partition_count[4], list, ref[2][4]; int i, j, sub_partition_count[4], list, ref[2][4];
@ -5860,7 +5858,7 @@ decode_intra_mb:
if( !IS_INTRA16x16( mb_type ) ) { if( !IS_INTRA16x16( mb_type ) ) {
cbp = decode_cabac_mb_cbp_luma( h ); cbp = decode_cabac_mb_cbp_luma( h );
if(CHROMA) if(CHROMA)
cbp |= decode_cabac_mb_cbp_chroma( h ) << 4; cbp |= decode_cabac_mb_cbp_chroma( h ) << 4;
} }
h->cbp_table[mb_xy] = h->cbp = cbp; h->cbp_table[mb_xy] = h->cbp = cbp;