aifc.getnframes() Return the number of audio frames in the file.

oss_audio_device.post() Tell the driver that there is likely to be a pause in the output, making it possible for the device

oss_mixer_device.get_recsrc() This method returns a bitmask indicating which control(s) are currently being used as a recording

audioop.mul(fragment, width, factor) Return a fragment that has all samples in the original fragment multiplied by the floating-point

aifc.aifc() Create an AIFF-C file. The default is that an AIFF-C file is created, unless the name of the file ends in '

Wave_write.setparams(tuple) The tuple should be (nchannels, sampwidth, framerate, nframes, comptype, compname)

aifc.getcompname() Return a bytes array convertible to a human-readable description of the type of compression used in the audio

oss_mixer_device.reccontrols() Returns a bitmask specifying the mixer controls that may be used to record. See the code example

Wave_read.setpos(pos) Set the file pointer to the specified position.

aifc.tell() Return the current frame number.