shithub: aubio

ref: 7c9ad741f6f9584821ab660d827d8ed2d8aa528d
dir: /python/bench-pitch/

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#! /usr/bin/python

from aubio.bench.node import *
from aubio.tasks import *

class benchpitch(bench):
	
	def compute_file(self,input,output):
		filetask = self.task(input,params=self.params)
		computed_data = filetask.compute_all()
		results = filetask.eval(computed_data)
		self.results.append(results)
		truth = filetask.gettruth()
		#print input, results, results - float(input.split('.')[-2])
		self.pretty_print((self.params.mode, truth, 
			truth - results[0], results[0],
			truth - results[1], results[1]))
			
	def compute_data(self):
		self.orig, self.missed, self.merged, self.expc, \
			self.bad, self.doubled = 0, 0, 0, 0, 0, 0
		act_on_data(self.compute_file,self.datadir, \
			suffix='',filter='f -name \'*.wav\'')
	
	def compute_results(self,truth):
		for i in self.results: print i

	def run_bench(self,modes=['dual']):
		self.modes = modes
		self.pretty_print(self.titles)
		for mode in self.modes:
			self.params.mode = mode
			self.compute_data()
			#self.compute_results()
			#self.pretty_print(self.results)

if __name__ == "__main__":
	import sys
	if len(sys.argv) > 1: datapath = sys.argv[1]
	else: print "error: a path is required"; sys.exit(1)

	modes = ['schmitt', 'yin', 'mcomb', 'fcomb']

	benchpitch = benchpitch(datapath)
	benchpitch.params = taskparams()
	benchpitch.task = taskpitch

	benchpitch.titles  = [ 'mode', 'thres', 'avg', 'avgdist' ]
	benchpitch.formats = ["%12s" , "| %6s", "| %6s", "| %6s", "| %6s", "| %6s" ]
	try:
		benchpitch.run_bench(modes=modes)
	except KeyboardInterrupt:
		print "Interrupted by user"
		sys.exit(1)

	sys.exit(0)