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| author | Michael Niedermayer <michaelni@gmx.at> | 2013-08-24 00:56:26 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-08-24 01:04:23 +0200 |
| commit | 5cc8b816875d3ae110ba7bde6b16bd0246f2e225 (patch) | |
| tree | 2dab113d33f28b8a116d04ffe0ec611233040722 | |
| parent | 3941a4f5c2a48d46dd67a788983de89594231479 (diff) | |
| download | ffmpeg-5cc8b816875d3ae110ba7bde6b16bd0246f2e225.tar.gz | |
mpeg4videodec: fix GEOV/GEOX fliping
Fixes Ticket317
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libavcodec/h263dec.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/libavcodec/h263dec.c b/libavcodec/h263dec.c index bf9e072546..3fe37e95a8 100644 --- a/libavcodec/h263dec.c +++ b/libavcodec/h263dec.c @@ -757,6 +757,21 @@ intrax8_decoded: } if(s->last_picture_ptr || s->low_delay){ + if ( pict->format == AV_PIX_FMT_YUV420P + && (s->codec_tag == AV_RL32("GEOV") || s->codec_tag == AV_RL32("GEOX"))) { + int x, y, p; + av_frame_make_writable(pict); + for (p=0; p<3; p++) { + int w = -((-pict-> width)>>!!p); + int h = -((-pict->height)>>!!p); + int linesize = pict->linesize[p]; + for (y=0; y<(h>>1); y++) + for (x=0; x<w; x++) + FFSWAP(int, + pict->data[p][x + y*linesize], + pict->data[p][x + (h-1-y)*linesize]); + } + } *got_frame = 1; } |