samples_per_packet 142 libavformat/cafenc.c frame_size = samples_per_packet(par->codec_id, par->channels, par->block_align); samples_per_packet 255 libavformat/cafenc.c avio_wb64(pb, caf->packets * samples_per_packet(par->codec_id, par->channels, par->block_align)); ///< mNumberValidFrames