Changeset 62a94b7 for python/lib/aubio

Timestamp:

Mar 24, 2017, 2:56:38 AM (8 years ago)

Author:

Paul Brossier <piem@piem.org>

Branches:

feature/autosink, feature/cnn, feature/cnn_org, feature/constantq, feature/crepe, feature/crepe_org, feature/pitchshift, feature/pydocstrings, feature/timestretch, fix/ffmpeg5, master, sampler

Children:

2615dd9

Parents:

86026a0

Message:

python/lib/aubio/cmd.py: check we found a few beats

File:

• python/lib/aubio/cmd.py (modified) (1 diff)

python/lib/aubio/cmd.py

@@ -273 +273 @@
     def flush(self, frames_read, samplerate):
         import numpy as np
-        bpms = 60./ np.diff(self.beat_locations)
-        median_bpm = np.mean(bpms)
-        sys.stdout.write('%.2f bpm' % median_bpm + '\n')
+        if len(self.beat_locations) < 2:
+            outstr = "unknown bpm"
+        else:
+            bpms = 60./ np.diff(self.beat_locations)
+            median_bpm = np.mean(bpms)
+            if len(self.beat_locations) < 10:
+                outstr = "%.2f bpm (uncertain)" % median_bpm
+            else:
+                outstr = "%.2f bpm" % median_bpm
+        sys.stdout.write(outstr + '\n')
 
 class process_notes(default_process):