385 opus_int32 opus_multistream_surround_encoder_get_size(int channels, int mapping_family)  in opus_multistream_surround_encoder_get_size()  argument
391    if (mapping_family==0)  in opus_multistream_surround_encoder_get_size()
403    } else if (mapping_family==1 && channels<=8 && channels>=1)  in opus_multistream_surround_encoder_get_size()
407    } else if (mapping_family==255)  in opus_multistream_surround_encoder_get_size()
412    } else if (mapping_family==254)  in opus_multistream_surround_encoder_get_size()
509       int mapping_family,  in opus_multistream_surround_encoder_init()  argument
521    if (mapping_family==0)  in opus_multistream_surround_encoder_init()
536    } else if (mapping_family==1 && channels<=8 && channels>=1)  in opus_multistream_surround_encoder_init()
545    } else if (mapping_family==255)  in opus_multistream_surround_encoder_init()
553    } else if (mapping_family==254)  in opus_multistream_surround_encoder_init()
564    if (channels>2 && mapping_family==1) {  in opus_multistream_surround_encoder_init()
567    } else if (mapping_family==254)  in opus_multistream_surround_encoder_init()
620       int mapping_family,  in opus_multistream_surround_encoder_create()  argument
637    size = opus_multistream_surround_encoder_get_size(channels, mapping_family);  in opus_multistream_surround_encoder_create()
651 …ret = opus_multistream_surround_encoder_init(st, Fs, channels, mapping_family, streams, coupled_st…  in opus_multistream_surround_encoder_create()