Changed from floats to doubles in the C/C++ code, makes Python integration a bit easier. Fixed a bug that would cause SndObjSynthesis to crash if peak values were floats.

1 files changed, 9 insertions, 11 deletions

diff --git a/examples/timestretch.py b/examples/timestretch.py
index 874b567..af9cfb4 100644
--- a/examples/timestretch.py
+++ b/examples/timestretch.py
@@ -14,32 +14,30 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
-from simpl import SndObjPeakDetection, SndObjPartialTracking, SndObjSynthesis
+import simpl
 from simpl.fx import time_stretch
 from scipy.io.wavfile import read, write
 import numpy as np
-import time
 
-input_file = '../test/audio/sinechirpsine.wav'
-output_file = 'scs_2x_sndobj.wav'
+input_file = '../tests/audio/flute.wav'
+output_file = 'flute_2x.wav'
 time_stretch_factor = 2
 
-start_time = time.time()
 audio_in_data = read(input_file)
-audio_in = np.asarray(audio_in_data[1], np.float32) / 32768.0  # values between -1 and 1
+audio_in = simpl.asarray(audio_in_data[1]) / 32768.0  # values between -1 and 1
 sample_rate = audio_in_data[0]
 
 print "Time stretching", input_file, "by a factor of", time_stretch_factor
-pd = SndObjPeakDetection()
+pd = simpl.SndObjPeakDetection()
 pd.max_peaks = 100
 peaks = pd.find_peaks(audio_in)
-pt = SndObjPartialTracking()
+pt = simpl.SndObjPartialTracking()
 pt.max_partials = 10
 partials = pt.find_partials(peaks)
 partials = time_stretch(partials, time_stretch_factor)
-sndobj_synth = SndObjSynthesis()
+sndobj_synth = simpl.SndObjSynthesis()
 audio_out = sndobj_synth.synth(partials)
 audio_out = np.asarray(audio_out * 32768, np.int16)
-print "Execution time:", time.time() - start_time, "seconds"
 print "Writing output to", output_file
-write(output_file, 44100, audio_out)
\ No newline at end of file
+write(output_file, 44100, audio_out)
+