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ffv1dec: plane_index is 1 in case of version 4 gray+alpha.

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Since version 4, plane_index for the alpha plane is 1 in the case chroma_planes is 0.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Jérôme Martinez 2015-05-02 13:23:12 +02:00 committed by Michael Niedermayer
parent eb16881199
commit 14605a0b99
1 changed files with 1 additions and 1 deletions
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libavcodec/ffv1dec.c
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@ -441,7 +441,7 @@ static int decode_slice(AVCodecContext *c, void *arg)
decode_plane(fs, p->data[2] + ps*cx+cy*p->linesize[2], chroma_width, chroma_height, p->linesize[2], 1);
}
if (fs->transparency)
decode_plane(fs, p->data[3] + ps*x + y*p->linesize[3], width, height, p->linesize[3], 2);
decode_plane(fs, p->data[3] + ps*x + y*p->linesize[3], width, height, p->linesize[3], (f->version >= 4 && !f->chroma_planes) ? 1 : 2);
} else {
uint8_t *planes[3] = { p->data[0] + ps * x + y * p->linesize[0],
p->data[1] + ps * x + y * p->linesize[1],