aifc.getparams() Returns a

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

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

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

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

audioop.ratecv(fragment, width, nchannels, inrate, outrate, state[, weightA[, weightB]]) Convert the frame rate of the input

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

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

Wave_read.close() Close the stream if it was opened by wave, and make the instance unusable. This is called automatically

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