source: python/bench-pitch @ 0029638

#! /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)