| Bugs item #3013114, was opened at 2010-06-08 09:15
Message generated for change (Comment added) made by jpff
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Category: csound
Group: csound5
>Status: Closed
>Resolution: Wont Fix
Priority: 5
Private: No
Submitted By: Menno (menno0)
Assigned to: John ffitch (jpff)
Summary: LPANAL issues
Initial Comment:
- when i try to analyze with LPANAL "beats.wav" as found in the examples folder from the manual i get the followwing error:
menno@ubuntu:~/manual/examples$ lpanal beats.wav beats.lpc
time resolution is 1000.000 ns
PortAudio real-time audio module for Csound
PortMIDI real time MIDI plugin for Csound
virtual_keyboard real time MIDI plugin for Csound
util lpanal:
Using filter coefficient storage method
audio sr = 44100, monaural
opening WAV infile beats.wav
analysing 88200 sample frames (2.0 secs)
Row 0 or 34 have maximum of 0
gauss: ill-conditioned
Also with another sound "clarinet.aiff"
menno@ubuntu:~/manual/examples$ lpanal clarinet.aiff clarinet.lpc
time resolution is 1000.000 ns
PortAudio real-time audio module for Csound
PortMIDI real time MIDI plugin for Csound
virtual_keyboard real time MIDI plugin for Csound
util lpanal:
Using filter coefficient storage method
audio sr = 44100, monaural
opening AIFF infile clarinet.aiff
analysing 132862 sample frames (3.0 secs)
Row 0 or 34 have maximum of 0
gauss: ill-conditioned
menno@ubuntu:~/manual/examples$
But on the other hand:
menno@ubuntu:~/manual/examples$ lpanal flute.aiff flute.lpc
time resolution is 1000.000 ns
PortAudio real-time audio module for Csound
PortMIDI real time MIDI plugin for Csound
virtual_keyboard real time MIDI plugin for Csound
util lpanal:
Using filter coefficient storage method
audio sr = 44100, monaural
opening AIFF infile flute.aiff
analysing 115506 sample frames (2.6 secs)
577 lpc frames written to flute.lpc
I'm working with Ubuntu10.04, csound64
----------------------------------------------------------------------
>Comment By: John ffitch (jpff)
Date: 2010-08-30 17:32
Message:
Without any further suggestions I am marking this bug as closed
----------------------------------------------------------------------
Comment By: John ffitch (jpff)
Date: 2010-07-13 19:08
Message:
Any sound with silences wll cause th eill-conditioned message. It has
always been like this and I have not found a way to fix it. Any
suggestions most welcome!
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