@ -965,6 +965,7 @@ static av_always_inline int get_cabac_cbf_ctx( H264Context *h, int cat, int idx,
nza = h - > left_cbp & 0x100 ;
nzb = h - > top_cbp & 0x100 ;
} else {
idx - = CHROMA_DC_BLOCK_INDEX ;
nza = ( h - > left_cbp > > ( 6 + idx ) ) & 0x01 ;
nzb = ( h - > top_cbp > > ( 6 + idx ) ) & 0x01 ;
}
@ -1060,7 +1061,6 @@ static av_always_inline void decode_cabac_residual_internal( H264Context *h, DCT
/* read coded block flag */
if ( is_dc | | cat ! = 5 ) {
if ( get_cabac ( CC , & h - > cabac_state [ 85 + get_cabac_cbf_ctx ( h , cat , n , is_dc ) ] ) = = 0 ) {
if ( ! is_dc )
h - > non_zero_count_cache [ scan8 [ n ] ] = 0 ;
# ifdef CABAC_ON_STACK
@ -1112,7 +1112,8 @@ static av_always_inline void decode_cabac_residual_internal( H264Context *h, DCT
if ( cat = = 0 )
h - > cbp_table [ h - > mb_xy ] | = 0x100 ;
else
h - > cbp_table [ h - > mb_xy ] | = 0x40 < < n ;
h - > cbp_table [ h - > mb_xy ] | = 0x40 < < ( n - CHROMA_DC_BLOCK_INDEX ) ;
h - > non_zero_count_cache [ scan8 [ n ] ] = coeff_count ;
} else {
if ( cat = = 5 )
fill_rectangle ( & h - > non_zero_count_cache [ scan8 [ n ] ] , 2 , 2 , 8 , coeff_count , 1 ) ;
@ -1642,7 +1643,7 @@ decode_intra_mb:
//av_log( s->avctx, AV_LOG_ERROR, "INTRA16x16 DC\n" );
AV_ZERO128 ( h - > mb_luma_dc + 0 ) ;
AV_ZERO128 ( h - > mb_luma_dc + 8 ) ;
decode_cabac_residual_dc ( h , h - > mb_luma_dc , 0 , 0 , scan , 16 ) ;
decode_cabac_residual_dc ( h , h - > mb_luma_dc , 0 , LUMA_DC_BLOCK_INDEX , scan , 16 ) ;
if ( cbp & 15 ) {
qmul = h - > dequant4_coeff [ 0 ] [ s - > qscale ] ;
@ -1681,7 +1682,7 @@ decode_intra_mb:
int c ;
for ( c = 0 ; c < 2 ; c + + ) {
//av_log( s->avctx, AV_LOG_ERROR, "INTRA C%d-DC\n",c );
decode_cabac_residual_dc ( h , h - > mb + 256 + 16 * 4 * c , 3 , c , chroma_dc_scan , 4 ) ;
decode_cabac_residual_dc ( h , h - > mb + 256 + 16 * 4 * c , 3 , CHROMA_DC_BLOCK_INDEX + c , chroma_dc_scan , 4 ) ;
}
}