[FFmpeg-cvslog] avfilter_get_audio_buffer_ref_from_frame: check that layout and channels match if they are set
Michael Niedermayer
git at videolan.org
Wed Dec 12 17:58:34 CET 2012
ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Wed Dec 12 17:42:58 2012 +0100| [02b238186a23d61859d9be8ca9356052f0216220] | committer: Michael Niedermayer
avfilter_get_audio_buffer_ref_from_frame: check that layout and channels match if they are set
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=02b238186a23d61859d9be8ca9356052f0216220
---
libavfilter/avcodec.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/libavfilter/avcodec.c b/libavfilter/avcodec.c
index 705cf80..2533bd8 100644
--- a/libavfilter/avcodec.c
+++ b/libavfilter/avcodec.c
@@ -93,10 +93,16 @@ AVFilterBufferRef *avfilter_get_audio_buffer_ref_from_frame(const AVFrame *frame
int perms)
{
AVFilterBufferRef *samplesref;
+ int64_t layout = av_frame_get_channel_layout(frame);
if(av_frame_get_channels(frame) > 8) // libavfilter does not suport more than 8 channels FIXME, remove once libavfilter is fixed
return NULL;
+ if (layout && av_get_channel_layout_nb_channels(layout) != av_frame_get_channels(frame)) {
+ av_log(0, AV_LOG_ERROR, "Layout indicates a differnt number of channels than actually present\n");
+ return NULL;
+ }
+
samplesref = avfilter_get_audio_buffer_ref_from_arrays((uint8_t **)frame->data, frame->linesize[0], perms,
frame->nb_samples, frame->format,
av_frame_get_channel_layout(frame));
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