GStreamer Tutorial 1: Part 1/3 - Plays an mp3 file

GStreamer Tutorial 1 - 1 Create Elements

import gst

# Create the pipeline for our elements.
pipeline = gst.Pipeline('pipeline')

# Create the elements for our project.
audio_source = gst.element_factory_make('filesrc', 'audio_source')
decode = gst.element_factory_make('mad', 'decode')
convert = gst.element_factory_make('audioconvert', 'convert')
equalizer = gst.element_factory_make('equalizer-3bands', 'equalizer')
audio_sink = gst.element_factory_make('autoaudiosink', 'audio_sink')

# Ensure all elements were created successfully.
if (not pipeline or not audio_source or not decode or not convert or 
    not equalizer or not audio_sink):
    print 'Not all elements could be created.'
    exit(-1)