shithub: aubio

Download patch

ref: 742c9b839f9f952986011be98fc95fcd4a4b9f54
parent: 4b4e6ae17b361b86c312b4505b8d251361625f26
author: Paul Brossier <piem@altern.org>
date: Fri Jul 28 09:08:51 EDT 2006 

add bench-pitch-plot-isolated
add bench-pitch-plot-isolated



--- /dev/null
+++ b/python/test/bench/pitch/bench-pitch-plot-isolated
@@ -1,0 +1,63 @@
+#! /usr/bin/python
+
+if __name__ == '__main__':
+  import sys, Gnuplot
+  from aubio.gnuplot import gnuplot_create
+  from aubio.txtfile import read_datafile
+  from aubio.plot.keyboard import draw_keyboard
+  lines = []
+  titles = []
+  for file in range(len(sys.argv)-1):
+    l = read_datafile(sys.argv[file+1])
+    notes, score = [],[]
+    for i in range(len(l)):
+      notes.append(l[i][0])
+      score.append(l[i][2])
+    lines.append(Gnuplot.Data(notes,score,
+      with='linespoints',
+      title=sys.argv[file+1].split('.')[-1]))
+    titles.append(sys.argv[file+1].split('.')[-1])
+  blacks,whites = draw_keyboard(firstnote = notes[0], lastnote = notes[-1], 
+    y0= 40, y1 = 50)
+
+  g = gnuplot_create(sys.argv[file+1].split('.')[-3],'ps')
+  #g = gnuplot_create('','')
+  #g = gnuplot_create('/tmp/test','eps')
+  g('set yrange [40:100]')
+  #g('set xrange [%f:%f]' % (notes[0],notes[-1]+60))
+  g('set size 0.5')
+  g('set key outside')
+
+  g('set border 3')
+  g('set xtics nomirror')
+  g('set ytics nomirror')
+  multiplot = 1
+  oplots = lines
+  g('set size 1,2')
+  if multiplot:
+    height = 2.
+    g('set lmargin 10')
+    #g('set rmargin 15')
+    g('set multiplot')
+    g('set yrange [50:100]')
+    g('set xrange [%f:%f]' % (notes[0],notes[-1]))
+    g('set xtics %f,12' % notes[0])
+    g('set nokey')
+    for i in range(len(oplots)):
+      g.ylabel(titles[i])
+      g('set size %f,%f' % (1.,height*.85/float(len(oplots))))
+      g('set origin 0,%f' % (height*(.15+.85*float(len(oplots)-i-1)/float(len(oplots)))))
+      g.plot(oplots[i])
+    g('set title "Raw pitch accuracy (%) against midi note numbers"')
+    g('set noxtics')
+    g('set noytics')
+    g('set size %f,%f' % (1.,.15*height))
+    g('set origin 0,%f' % 0)
+    g('set yrange [40:50]')
+    g('set xrange [%f:%f]' % (notes[0],notes[-1]))
+    g.xlabel('')
+    g.ylabel('')
+    g.plot(whites,blacks)
+    g('unset multiplot')
+  else:
+    g.plot(whites,blacks,*lines)