diff options
| author | Michael Niedermayer <michael@niedermayer.cc> | 2016-11-17 23:21:37 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2016-11-18 18:04:28 +0100 |
| commit | d7a3bb2088679623db70eaa432e7e3563cbd561d (patch) | |
| tree | 312a80d86c1e631e290ab40915b1d947238dea0d | |
| parent | 50e0e96f3f8ed57443707289a621446cef0fe367 (diff) | |
avcodec/ffv1dec: Support gray 10/12/16 explicitly avoid shifts
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/ffv1dec.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/libavcodec/ffv1dec.c b/libavcodec/ffv1dec.c index 0719e2822d..b5fb825102 100644 --- a/libavcodec/ffv1dec.c +++ b/libavcodec/ffv1dec.c @@ -575,8 +575,19 @@ static int read_header(FFV1Context *f) if (!f->transparency && !f->chroma_planes) { if (f->avctx->bits_per_raw_sample <= 8) f->avctx->pix_fmt = AV_PIX_FMT_GRAY8; - else + else if (f->avctx->bits_per_raw_sample == 10) { + f->packed_at_lsb = 1; + f->avctx->pix_fmt = AV_PIX_FMT_GRAY10; + } else if (f->avctx->bits_per_raw_sample == 12) { + f->packed_at_lsb = 1; + f->avctx->pix_fmt = AV_PIX_FMT_GRAY12; + } else if (f->avctx->bits_per_raw_sample == 16) { + f->packed_at_lsb = 1; + f->avctx->pix_fmt = AV_PIX_FMT_GRAY16; + } else if (f->avctx->bits_per_raw_sample < 16) { f->avctx->pix_fmt = AV_PIX_FMT_GRAY16; + } else + return AVERROR(ENOSYS); } else if (f->transparency && !f->chroma_planes) { if (f->avctx->bits_per_raw_sample <= 8) f->avctx->pix_fmt = AV_PIX_FMT_YA8; |