[FFmpeg-cvslog] ffv1dec: Check bits_per_raw_sample and colorspace for equality in ver 0/ 1 headers
Michael Niedermayer
git at videolan.org
Sat Aug 31 04:54:51 CEST 2013
ffmpeg | branch: release/1.1 | Michael Niedermayer <michaelni at gmx.at> | Fri Aug 30 06:08:32 2013 +0200| [f78a3868fd3d8f66da68338c0783aa15f98833bf] | committer: Michael Niedermayer
ffv1dec: Check bits_per_raw_sample and colorspace for equality in ver 0/1 headers
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
(cherry picked from commit b05cd1ea7e45a836f7f6071a716c38bb30326e0f)
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=f78a3868fd3d8f66da68338c0783aa15f98833bf
---
libavcodec/ffv1dec.c | 15 ++++++++-------
1 file changed, 8 insertions(+), 7 deletions(-)
diff --git a/libavcodec/ffv1dec.c b/libavcodec/ffv1dec.c
index 8f5f504..a3afa14 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;
More information about the ffmpeg-cvslog
mailing list