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avcodec/ffv1dec: Fix a YUVA issue with remaping

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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2025-03-15 00:52:30 +01:00
parent 276854e183
commit 2471b22023
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1 changed files with 2 additions and 1 deletions
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libavcodec/ffv1dec.c
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@ -364,7 +364,8 @@ static int decode_slice(AVCodecContext *c, void *arg)
decode_plane(f, sc, &gb, p->data[2] + ps*cx+cy*p->linesize[2], chroma_width, chroma_height, p->linesize[2], 1, 2, 1, ac);
}
if (f->transparency)
decode_plane(f, sc, &gb, p->data[3] + ps*x + y*p->linesize[3], width, height, p->linesize[3], (f->version >= 4 && !f->chroma_planes) ? 1 : 2, 2, 1, ac);
decode_plane(f, sc, &gb, p->data[3] + ps*x + y*p->linesize[3], width, height, p->linesize[3], (f->version >= 4 && !f->chroma_planes) ? 1 : 2,
(f->version >= 4 && !f->chroma_planes) ? 1 : 3, 1, ac);
} else if (f->colorspace == 0) {
decode_plane(f, sc, &gb, p->data[0] + ps*x + y*p->linesize[0] , width, height, p->linesize[0], 0, 0, 2, ac);
decode_plane(f, sc, &gb, p->data[0] + ps*x + y*p->linesize[0] + (ps>>1), width, height, p->linesize[0], 1, 1, 2, ac);