source: python/demos/demo_source_simple.py @ 088760e

#! /usr/bin/env python
import sys
import aubio

samplerate = 0 # use original source samplerate
hop_size = 256 # number of frames to read in one block
src = aubio.source(sys.argv[1], samplerate, hop_size)
total_frames = 0

while True:
    samples, read = src()     # read hop_size new samples from source
    total_frames += read      # increment total number of frames
    if read < hop_size: break # end of file reached

fmt_string = "read {:d} frames at {:d}Hz from {:s}"
print (fmt_string.format(total_frames, src.samplerate, src.uri))