ff_audio_interleave_init   39 libavformat/audiointerleave.h int ff_audio_interleave_init(AVFormatContext *s, const int *samples_per_frame, AVRational time_base);
ff_audio_interleave_init  823 libavformat/gxfenc.c     if (ff_audio_interleave_init(s, GXF_samples_per_frame, (AVRational){ 1, 48000 }) < 0)
ff_audio_interleave_init 1972 libavformat/mxfenc.c     if (ff_audio_interleave_init(s, spf->samples_per_frame, mxf->time_base) < 0)