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avcodec/h264_mb: fix grayscale only decoding with weighted prediction

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Fixes Ticket3412

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-08-17 15:00:16 +02:00
parent b6c9266722
commit 94f60b6544
1 changed files with 31 additions and 25 deletions
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6
libavcodec/h264_mb.c
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@ -420,10 +420,12 @@ static av_always_inline void mc_part_weighted(H264Context *h, int n, int square,
int weight1 = 64 - weight0;
luma_weight_avg(dest_y, tmp_y, h->mb_linesize,
height, 5, weight0, weight1, 0);
if (!CONFIG_GRAY || !(h->flags & CODEC_FLAG_GRAY)) {
chroma_weight_avg(dest_cb, tmp_cb, h->mb_uvlinesize,
chroma_height, 5, weight0, weight1, 0);
chroma_weight_avg(dest_cr, tmp_cr, h->mb_uvlinesize,
chroma_height, 5, weight0, weight1, 0);
}
} else {
luma_weight_avg(dest_y, tmp_y, h->mb_linesize, height,
h->luma_log2_weight_denom,
@ -431,6 +433,7 @@ static av_always_inline void mc_part_weighted(H264Context *h, int n, int square,
h->luma_weight[refn1][1][0],
h->luma_weight[refn0][0][1] +
h->luma_weight[refn1][1][1]);
if (!CONFIG_GRAY || !(h->flags & CODEC_FLAG_GRAY)) {
chroma_weight_avg(dest_cb, tmp_cb, h->mb_uvlinesize, chroma_height,
h->chroma_log2_weight_denom,
h->chroma_weight[refn0][0][0][0],
@ -444,6 +447,7 @@ static av_always_inline void mc_part_weighted(H264Context *h, int n, int square,
h->chroma_weight[refn0][0][1][1] +
h->chroma_weight[refn1][1][1][1]);
}
}
} else {
int list = list1 ? 1 : 0;
int refn = h->ref_cache[list][scan8[n]];
@ -456,6 +460,7 @@ static av_always_inline void mc_part_weighted(H264Context *h, int n, int square,
h->luma_log2_weight_denom,
h->luma_weight[refn][list][0],
h->luma_weight[refn][list][1]);
if (!CONFIG_GRAY || !(h->flags & CODEC_FLAG_GRAY)) {
if (h->use_weight_chroma) {
chroma_weight_op(dest_cb, h->mb_uvlinesize, chroma_height,
h->chroma_log2_weight_denom,
@ -468,6 +473,7 @@ static av_always_inline void mc_part_weighted(H264Context *h, int n, int square,
}
}
}
}
static av_always_inline void prefetch_motion(H264Context *h, int list,
int pixel_shift, int chroma_idc)