diff options
| author | Kostya Shishkov <kostya.shishkov@gmail.com> | 2013-11-13 18:44:26 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-12-24 01:05:47 +0100 |
| commit | 3a3b5ae4c05388340965554369a854bc7971afab (patch) | |
| tree | e185dbc2713e1da4b9061c02b51de4ef191a8e07 | |
| parent | 70fcea3b77617373c1a3317218cee9d5c8da2410 (diff) | |
| download | ffmpeg-3a3b5ae4c05388340965554369a854bc7971afab.tar.gz | |
mpegvideo: Fix swapping of UV planes for VCR2
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit bae14f38d992f326c94d93f01197ccd84ea62053)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libavcodec/mpegvideo.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/libavcodec/mpegvideo.c b/libavcodec/mpegvideo.c index 4fef2f7338..d497864b62 100644 --- a/libavcodec/mpegvideo.c +++ b/libavcodec/mpegvideo.c @@ -537,6 +537,15 @@ fail: return ret; } +static void exchange_uv(MpegEncContext *s) +{ + int16_t (*tmp)[64]; + + tmp = s->pblocks[4]; + s->pblocks[4] = s->pblocks[5]; + s->pblocks[5] = tmp; +} + static int init_duplicate_context(MpegEncContext *s) { int y_size = s->b8_stride * (2 * s->mb_height + 1); @@ -567,6 +576,8 @@ static int init_duplicate_context(MpegEncContext *s) for (i = 0; i < 12; i++) { s->pblocks[i] = &s->block[i]; } + if (s->avctx->codec_tag == AV_RL32("VCR2")) + exchange_uv(s); if (s->out_format == FMT_H263) { /* ac values */ @@ -641,6 +652,8 @@ int ff_update_duplicate_context(MpegEncContext *dst, MpegEncContext *src) for (i = 0; i < 12; i++) { dst->pblocks[i] = &dst->block[i]; } + if (dst->avctx->codec_tag == AV_RL32("VCR2")) + exchange_uv(dst); if (!dst->edge_emu_buffer && (ret = ff_mpv_frame_size_alloc(dst, dst->linesize)) < 0) { av_log(dst->avctx, AV_LOG_ERROR, "failed to allocate context " |