avfilter_get_audio_buffer_ref_from_frame: check that layout and channels match if they are set

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-12-12 17:42:58 +01:00
parent 0f236345fb
commit 02b238186a

View File

@ -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));