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| author | Michael Niedermayer <michaelni@gmx.at> | 2013-08-30 06:08:32 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-08-31 04:31:04 +0200 |
| commit | f78a3868fd3d8f66da68338c0783aa15f98833bf (patch) | |
| tree | 37bd45fb7a2220e15851cbbc32ac559924247497 | |
| parent | df2fc635439df6d5ab84d50ae96acb0da07f941e (diff) | |
| download | ffmpeg-f78a3868fd3d8f66da68338c0783aa15f98833bf.tar.gz | |
ffv1dec: Check bits_per_raw_sample and colorspace for equality in ver 0/1 headers
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit b05cd1ea7e45a836f7f6071a716c38bb30326e0f)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libavcodec/ffv1dec.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/libavcodec/ffv1dec.c b/libavcodec/ffv1dec.c index 8f5f5044fa..a3afa14845 100644 --- a/libavcodec/ffv1dec.c +++ b/libavcodec/ffv1dec.c @@ -528,7 +528,7 @@ static int read_header(FFV1Context *f) memset(state, 128, sizeof(state)); if (f->version < 2) { - int chroma_planes, chroma_h_shift, chroma_v_shift, transparency; + int chroma_planes, chroma_h_shift, chroma_v_shift, transparency, colorspace, bits_per_raw_sample; unsigned v= get_symbol(c, state, 0); if (v >= 2) { av_log(f->avctx, AV_LOG_ERROR, "invalid version %d in ver01 header\n", v); @@ -541,18 +541,17 @@ static int read_header(FFV1Context *f) f->state_transition[i] = get_symbol(c, state, 1) + c->one_state[i]; } - f->colorspace = get_symbol(c, state, 0); //YUV cs type - - if (f->version > 0) - f->avctx->bits_per_raw_sample = get_symbol(c, state, 0); - + colorspace = get_symbol(c, state, 0); //YUV cs type + bits_per_raw_sample = f->version > 0 ? get_symbol(c, state, 0) : f->avctx->bits_per_raw_sample; chroma_planes = get_rac(c, state); chroma_h_shift = get_symbol(c, state, 0); chroma_v_shift = get_symbol(c, state, 0); transparency = get_rac(c, state); if (f->plane_count) { - if ( chroma_planes != f->chroma_planes + if ( colorspace != f->colorspace + || bits_per_raw_sample != f->avctx->bits_per_raw_sample + || chroma_planes != f->chroma_planes || chroma_h_shift!= f->chroma_h_shift || chroma_v_shift!= f->chroma_v_shift || transparency != f->transparency) { @@ -561,6 +560,8 @@ static int read_header(FFV1Context *f) } } + f->colorspace = colorspace; + f->avctx->bits_per_raw_sample = bits_per_raw_sample; f->chroma_planes = chroma_planes; f->chroma_h_shift = chroma_h_shift; f->chroma_v_shift = chroma_v_shift; |