38 int pcm_play(unsigned rate, unsigned channels,  in pcm_play()  argument
59     config.channel_count = channels;  in pcm_play()
137 void play_file(unsigned rate, unsigned channels,  in play_file()  argument
150     pcm_play(rate, channels, fill_buffer, 0);  in play_file()
156     unsigned rate, channels;  in wav_play()  local
193 int wav_rec(const char *fn, unsigned channels, unsigned rate)  in wav_rec()  argument
209     hdr.num_channels = channels;  in wav_rec()
335     unsigned channels = 1;  in main()  local
346             channels = 2;  in main()
348             channels = 1;  in main()
376         return wav_rec(fn, channels, rate);  in main()