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

aifc.writeframes(data) Write data to the output file. This method can only be called after the audio file parameters have been

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

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

audioop.lin2adpcm(fragment, width, state) Convert samples to 4 bit Intel/DVI ADPCM encoding. ADPCM coding is an adaptive coding

audioop.lin2alaw(fragment, width) Convert samples in the audio fragment to a-LAW encoding and return this as a bytes object

aifc.getframerate() Return the sampling rate (number of audio frames per second).

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

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

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 '