Bootcamp Audio Day

import os

from scikits.audiolab import Sndfile

from scikits.audiolab import Format

# get the current working directory

path = os.getcwd()

# get all file names in the current directory

files = os.listdir(path)

# for each file name

for filename in files:

    # if the file ends with a .wav extension

    if filename.endswith('.wav'):

        # create a Sndfile instance for the file

        f_in = Sndfile(filename, 'r')

        # extract the number of frames

        numframes = f_in.nframes

        # read all audio samples into 'data'

        data = f_in.read_frames(numframes)

        # extract the name (without extension from the file name)

        name,extension = os.path.splitext(filename)

        # create a new filename with a .aiff extension

        new_filename = name + '.aiff'

        # create the new format based on aiff

        format = Format('aiff')

        # create a new Sndfile instance for the output file

        f_out = Sndfile(new_filename, 'w', format, f_in.channels, f_in.samplerate)

        # write out audio samples to the new file

        f_out.write_frames(data[:numframes])

        # close the audio file

        f_out.close()