Wave_read.getnchannels() Returns number of audio channels (1 for mono, 2 for stereo).

Wave_read.getcompname() Human-readable version of getcomptype(). Usually 'not compressed' parallels

ossaudiodev.open(mode) ossaudiodev.open(device, mode) Open an audio device and return an OSS audio device object

wave.openfp(file, mode) A synonym for open(), maintained for backwards compatibility.

aifc.setnchannels(nchannels) Specify the number of channels in the audio file.

exception wave.Error An error raised when something is impossible because it violates the WAV specification or hits an implementation

oss_mixer_device.close() This method closes the open mixer device file. Any further attempts to use the mixer after this file

imghdr.what(filename, h=None) Tests the image data contained in the file named by filename, and returns a string describing

Wave_write.setframerate(n) Set the frame rate to n.

audioop.ulaw2lin(fragment, width) Convert sound fragments in u-LAW encoding to linearly encoded sound fragments. u-LAW encoding