DrTrigon has submitted this change and it was merged.
Change subject: bugfix; StreamException: cannot get a seconds duration when no TempoIndication classes are found in or before this Stream. ......................................................................
bugfix; StreamException: cannot get a seconds duration when no TempoIndication classes are found in or before this Stream.
Change-Id: Iebaf9af0789f2de41ef4d55b9907f78e64cbc1f8 --- M catimages.py 1 file changed, 7 insertions(+), 1 deletion(-)
Approvals: DrTrigon: Verified; Looks good to me, approved
diff --git a/catimages.py b/catimages.py index b748658..e00bda0 100644 --- a/catimages.py +++ b/catimages.py @@ -3049,6 +3049,8 @@
# midi audio stream/feature extraction, detect streams of notes; parts def _detect_Streams(self): + import _music21 as music21 + # like in '_OggFile' (streams) a nice content listing of MIDI (music21) d = self._util_get_DataStreams_MUSIC21() if not d: @@ -3064,12 +3066,16 @@ #print mm.durationToSeconds(part.duration.quarterLength) #print sum([item.seconds for item in stream]) # sum over all Note(s) #print part.metadata + try: + duration = part.seconds + except music21.stream.StreamException: + duration = None data.append({'ID': (i + 1), 'Format': u'(audio/midi)', # note rate / noteduration ...?? 'Rate': u'%s/-/-' % d["channels"][i], 'Dimension': (None, None), - 'Duration': part.seconds,}) + 'Duration': duration,})
self._features['Streams'] = data return