[PD] readanysf~ error
Hans-Christoph Steiner
hans at at.or.at
Thu Jul 8 19:07:32 CEST 2010
I don't remember, hopefully I sent you my build system changes. I
won't have time to do it in the near future, but I can answer
questions. Also, you could request access to the PdLab build machines
if you need to build on Mac OS X, Debian, Ubuntu and Windows.
http://puredata.info/docs/developer/PdLab
.hc
On Jul 8, 2010, at 4:25 AM, august wrote:
>
> It may take a little while for Burkhard to update his stuff. I have a
> feeling he is busy now with work, and also with adding webm and other
> features to gmerlin_avdec.
>
> How about compiling a new readanysf~ for Mac? Do you still have it
> set up to do it (is it just a matter of putting in the new code)? Do
> you have a build system for putting it all together?
>
> -a
>
>> Any idea when this will be released? I can update the Fink package
>> then.
>>
>> .hc
>>
>> On Jul 3, 2010, at 5:50 AM, august wrote:
>>
>>>
>>> okay,
>>>
>>> This error should no longer occur in the next release of
>>> gavl/gmerlin_avdecode.
>>>
>>> -august.
>>>
>>>> Hi August,
>>>>
>>>> thanks for your quick reply and sorry for my slow one ;-) The short
>>>> answer is that cleaning up the headers of the soundfiles by re-
>>>> encoding
>>>> with sndfile-convert did the trick. Celine, the student I am
>>>> working
>>>> with, promised to write you a bit later with more details.
>>>>
>>>> Best!
>>>> Derek
>>>>
>>>> On 6/15/10 5:31 PM, august wrote:
>>>>>
>>>>> Derek,
>>>>>
>>>>> Are you using MacOS X? What version of readanysf~? What
>>>>> version
>>>>> of gavl and gmerlin_avdec are packaged with it/used with it?
>>>>>
>>>>> I don't suspect it is the soundfile itself, but just in case, can
>>>>> you
>>>>> put an example online for me. This is going to be a tough bug
>>>>> to
>>>>> find, unless you see some sort of regularity in how the sound
>>>>> turns
>>>>> to noise for you and can report that to me?
>>>>>
>>>>> can you make a simple patch that isolates the bug?
>>>>>
>>>>> Also, when the sound goes to noise, is it just that one
>>>>> particular
>>>>> soundfile that is used in readanysf or is it PD's entire output.
>>>>> In
>>>>> other words, when you hear noise, can you also hear the other
>>>>> readanysf's playing....or can you also make a simple osc~ and
>>>>> hear it
>>>>> play correctly?
>>>>>
>>>>> The "Current file is either invalid or an unsupported codec."
>>>>> warning
>>>>> can also come if you send "play" to the readanysf object
>>>>> without it
>>>>> having a file loaded. I assume this is what is happening.
>>>>>
>>>>> -a.
>>>>>
>>>>>> Hello August, list....
>>>>>>
>>>>>> I'm helping a student's installation, and we have created a patch
>>>>>> which
>>>>>> uses 24 instances of readanysf~ to read from 24 different
>>>>>> soundfiles
>>>>>> between 15min and one hour in length. All sound files are mono,
>>>>>> 16 bit,
>>>>>> 44.1KHz WAV_PCM format.
>>>>>>
>>>>>> The problem is that, after a length of time, the readanysf~
>>>>>> objects
>>>>>> output noise rather than the soundfile. It is not the result of
>>>>>> any
>>>>>> single soundfile, and many or all of the readanysf~ objects can
>>>>>> be
>>>>>> affected by this simultaneously.
>>>>>>
>>>>>> I have attached the abstraction in question. The object is
>>>>>> instantiated
>>>>>> as [readanysf~ 1], in other words the block size and and buffer
>>>>>> size are
>>>>>> defaults.
>>>>>>
>>>>>> Sample terminal output is as follows while the patch is running:
>>>>>>
>>>>>> Created new readanysf~ with 1 channels and internal buffer of 24
>>>>>> * 64 = 1536
>>>>>> Current file is either invalid or an unsupported codec.
>>>>>> Current file is either invalid or an unsupported codec.
>>>>>> Current file is either invalid or an unsupported codec.
>>>>>> Current file is either invalid or an unsupported codec.
>>>>>> Current file is either invalid or an unsupported codec.
>>>>>> Current file is either invalid or an unsupported codec.
>>>>>> Current file is either invalid or an unsupported codec.
>>>>>>
>>>>>> Opening each soundfile individually with readanysf~ and sending
>>>>>> "play"
>>>>>> and "pause" messages reports no errors whatsoever, however.
>>>>>>
>>>>>> I have sndfile-info data for all of the soundfiles. The only
>>>>>> irregularity I see in this is one file which reports:
>>>>>>
>>>>>> Unknown chunk marker at position 6087587. Resynching.
>>>>>>
>>>>>> Besides that, most of the files report something like this:
>>>>>>
>>>>>> File : F_DOK6.wav
>>>>>> Length : 146725772
>>>>>> RIFF : 146725764
>>>>>> WAVE
>>>>>> bext : 602
>>>>>> fmt : 16
>>>>>> Format : 0x1 => WAVE_FORMAT_PCM
>>>>>> Channels : 1
>>>>>> Sample Rate : 44100
>>>>>> Block Align : 2
>>>>>> Bit Width : 16
>>>>>> Bytes/sec : 88200
>>>>>> *** minf : 16 (unknown marker)
>>>>>> *** elm1 : 7506 (unknown marker)
>>>>>> data : 140114520
>>>>>> *** regn : 92 (unknown marker)
>>>>>> *** umid : 24 (unknown marker)
>>>>>> *** DGDA : 6602919 (unknown marker)
>>>>>> End
>>>>>>
>>>>>> ----------------------------------------
>>>>>> Sample Rate : 44100
>>>>>> Frames : 70057260
>>>>>> Channels : 1
>>>>>> Format : 0x00010002
>>>>>> Sections : 1
>>>>>> Seekable : TRUE
>>>>>> Duration : 00:26:28.600
>>>>>> Signal Max : 11627 (-9.00 dB)
>>>>>>
>>>>>> Someone suggested the noisy output may be the result of a buffer
>>>>>> problem, but I am not sure who I could verify or correct this.
>>>>>>
>>>>>> I checked with "top" while the noise was happening and saw no
>>>>>> evidence
>>>>>> that Pd was using any more memory than usual, and the CPU meter
>>>>>> reported
>>>>>> 30%.
>>>>>>
>>>>>> Hardware is an Intel Mac Mini, software is Pd-Extended 0.41.4.
>>>>>>
>>>>>> Any suggestions or other diagnostics I could run are appreciated.
>>>>>>
>>>>>> Best!
>>>>>> Derek
>>>
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