mirror of https://git.ffmpeg.org/ffmpeg.git
h264: move neighbor_transform_size into the per-slice context
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@ -342,6 +342,11 @@ typedef struct H264SliceContext {
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unsigned int topright_samples_available;
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unsigned int left_samples_available;
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/**
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* number of neighbors (top and/or left) that used 8x8 dct
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*/
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int neighbor_transform_size;
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/**
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* non zero coeff count cache.
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* is 64 if not available.
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@ -398,11 +403,6 @@ typedef struct H264Context {
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#define LIST_NOT_USED -1 // FIXME rename?
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#define PART_NOT_AVAILABLE -2
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/**
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* number of neighbors (top and/or left) that used 8x8 dct
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*/
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int neighbor_transform_size;
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/**
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* block_offset[ 0..23] for frame macroblocks
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* block_offset[24..47] for field macroblocks
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@ -2050,7 +2050,7 @@ decode_intra_mb:
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if( IS_INTRA( mb_type ) ) {
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int i, pred_mode;
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if( IS_INTRA4x4( mb_type ) ) {
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if( dct8x8_allowed && get_cabac_noinline( &h->cabac, &h->cabac_state[399 + h->neighbor_transform_size] ) ) {
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if (dct8x8_allowed && get_cabac_noinline(&h->cabac, &h->cabac_state[399 + sl->neighbor_transform_size])) {
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mb_type |= MB_TYPE_8x8DCT;
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for( i = 0; i < 16; i+=4 ) {
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int pred = pred_intra_mode(h, sl, i);
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@ -2309,7 +2309,7 @@ decode_intra_mb:
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h->cbp_table[mb_xy] = h->cbp = cbp;
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if( dct8x8_allowed && (cbp&15) && !IS_INTRA( mb_type ) ) {
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mb_type |= MB_TYPE_8x8DCT * get_cabac_noinline( &h->cabac, &h->cabac_state[399 + h->neighbor_transform_size] );
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mb_type |= MB_TYPE_8x8DCT * get_cabac_noinline(&h->cabac, &h->cabac_state[399 + sl->neighbor_transform_size]);
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}
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/* It would be better to do this in fill_decode_caches, but we don't know
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@ -794,7 +794,7 @@ static void fill_decode_caches(H264Context *h, H264SliceContext *sl, int mb_type
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}
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}
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h->neighbor_transform_size = !!IS_8x8DCT(top_type) + !!IS_8x8DCT(left_type[LTOP]);
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sl->neighbor_transform_size = !!IS_8x8DCT(top_type) + !!IS_8x8DCT(left_type[LTOP]);
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}
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/**
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