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img2enc: Fix yuva with yuv split planes.

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Previously the chroma planes where corrupted in this case.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-11-06 01:27:09 +01:00
parent 67ee2d2f6d
commit db012e161e
1 changed files with 4 additions and 2 deletions
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6
libavformat/img2enc.c
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@ -97,10 +97,12 @@ static int write_packet(AVFormatContext *s, AVPacket *pkt)
} }
if(img->split_planes){ if(img->split_planes){
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(codec->pix_fmt);
int ysize = codec->width * codec->height; int ysize = codec->width * codec->height;
int usize = ((-codec->width)>>desc->log2_chroma_w) * ((-codec->height)>>desc->log2_chroma_h);
avio_write(pb[0], pkt->data , ysize); avio_write(pb[0], pkt->data , ysize);
avio_write(pb[1], pkt->data + ysize, (pkt->size - ysize)/2); avio_write(pb[1], pkt->data + ysize , usize);
avio_write(pb[2], pkt->data + ysize +(pkt->size - ysize)/2, (pkt->size - ysize)/2); avio_write(pb[2], pkt->data + ysize + usize, usize);
avio_close(pb[1]); avio_close(pb[1]);
avio_close(pb[2]); avio_close(pb[2]);
}else{ }else{