AV_CH_LAYOUT_MONO  319 applications/dashcast/audio_decoder.c 						audio_input_data->aframe->channel_layout = AV_CH_LAYOUT_MONO;
AV_CH_LAYOUT_MONO   70 applications/dashcast/audio_encoder.c 		audio_output_file->codec_ctx->channel_layout = AV_CH_LAYOUT_MONO;