ref: dcc8d90beb1513384145a8f52ae3ea0d839da18f
dir: /python/test/bench/pitch/bench-pitch/
#! /usr/bin/python
from aubio.bench.node import *
from aubio.tasks import *
class benchpitch(bench):
""" list of values to store per file """
valuenames = ['mode']
""" list of lists to store per file """
valuelists = ['orig', 'mean', 'med']
""" list of values to print per dir """
printnames = [ 'mode']
""" per dir """
formats = {'mode': "%12s" , 'thres': "%5.4s",
'dist': "%5.4s", 'prec': "%5.4s", 'recl': "%5.4s",
'Ttrue': "%5.4s", 'Tfp': "%5.4s", 'Tfn': "%5.4s",
'Tm': "%5.4s", 'Td': "%5.4s",
'aTtrue':"%5.4s", 'aTfp': "%5.4s", 'aTfn': "%5.4s",
'aTm': "%5.4s", 'aTd': "%5.4s",
'mean': "%5.40s", 'smean': "%5.40s",
'amean': "%5.40s", 'samean': "%5.40s"}
def dir_eval(self):
""" evaluate statistical data over the directory """
v = self.v
v['mode'] = self.params.pitchmode
def file_exec(self,input,output):
filetask = self.task(input,params=self.params)
computed_data = filetask.compute_all()
orig,mean,med = filetask.eval(computed_data)
self.v['orig'].append(orig)
self.v['mean'].append(mean)
self.v['med'].append(med)
#print results#, computed_data
#print input, results, results - float(input.split('.')[-2])
def run_bench(self,modes=['schmitt']):
from os.path import basename
d = []
self.modes = modes
self.pretty_titles()
for mode in self.modes:
self.params.pitchmode = mode
self.dir_eval_print()
self.plotpitchtessiture(d,
self.v['orig'],
self.v['med'],
plottitle=self.v['mode'],
plotmode='points')
#d.append('beta = .25,orig(x) title \"-2 octave\"')
d.append('beta = .50,orig(x) title \"-1 octave\"')
d.append('beta = 1.0,orig(x) title \"original\"')
d.append('beta = 2.0,orig(x) title \"+1 octave\"')
title = basename(self.datadir)
outplot = "_-_".join(('pitchtessiture',title))
for ext in ('ps','png','svg',''):
self.plotplotpitchtessiture(d,
plottitle=title,
outplot=outplot,
extension=ext)
"""
Plot functions
"""
def plotpitchtessiture(self,d,lx,ly,plottitle="",plotmode='linespoints'):
import Gnuplot, Gnuplot.funcutils
d.append(Gnuplot.Data(lx, ly, with=plotmode, title="%s" % (plottitle) ))
def plotplotpitchtessiture(self,d,plottitle='',outplot=0,extension=''):
from aubio.gnuplot import gnuplot_create
g = gnuplot_create(outplot=outplot,extension=extension)
g.title(plottitle)
g('orig(x) = beta*x')
g.xlabel('original pitch (Hz)')
g.ylabel('detected pitch (Hz)')
g('set log xy')
g.plot(*d)
if __name__ == "__main__":
import sys
if len(sys.argv) > 1: datapath = sys.argv[1]
else: print "error: a path is required"; sys.exit(1)
if len(sys.argv) > 2:
for each in sys.argv[3:-1]: print each
modes = ['schmitt', 'yin', 'mcomb', 'fcomb']
#modes = ['fcomb']
params = taskparams()
params.bufsize = 2048
params.hopsize = params.bufsize/2
benchpitch = benchpitch(datapath,params=params)
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)