Re: [Audacity-devel] Audacity 3.0.2 freezes with 100% cpu on importing an Ogg file

[Peter S. <pet...@gm...>]

On Tue, May 18, 2021 at 11:14 PM Peter Sampson <
pet...@gm...> wrote:

> I have a stereo ogg file that James supplied me with a while back.
>
> It imports fine, on W10, into 3.0.2 and latest alpha Audacity 3.0.3 b1f05e5
>

Also imports fine on macOS 11.3.1 Big Sur with 3.0.2 and Audacity 3.0.0
97c4a38

Peter,



> Peter.
>
>
> On Tue, May 18, 2021 at 9:43 PM Steve Fiddle <ste...@gm...>
> wrote:
>
>> This looks like Bug 2748 - Ogg decoding can hang (old vorbis library)
>>
>> The problem is described below, but the file imports correctly into the
>> Audacity 3.0.3 alpha b1f05e
>> Has it been fixed?
>>
>> Audacity 3.0.2 release build.
>> Xubuntu 20.04 LTS.
>>
>> The file:
>>
>> Format                                   : Ogg
>> File size                                : 14.9 MiB
>> Duration                                 : 4 min 52 s
>> Overall bit rate mode                    : Variable
>> Overall bit rate                         : 426 kb/s
>> Writing application                      : ffmpeg2theora-0.23
>>
>> Audio
>> ID                                       : 30788 (0x7844)
>> Format                                   : Vorbis
>> Format settings, Floor                   : 1
>> Duration                                 : 4 min 52 s
>> Bit rate mode                            : Variable
>> Bit rate                                 : 500 kb/s
>> Channel(s)                               : 2 channels
>> Sampling rate                            : 48.0 kHz
>> Compression mode                         : Lossy
>> Stream size                              : 17.5 MiB
>> Writing library                          : aoTuV Beta 5 (UTC 2006-10-24)
>>
>> Looking in "/var/tmp/audacity-steve/" neither the .aup3unsaved or
>> .aup3unsaved-wal are increasing in size, but Audacity is thrashing one CPU
>> core at 100%.
>>
>> The file plays correctly in other apps.
>>
>> Testing a short Ogg file created with Audacity does not have this problem.
>>
>> Some info about aoTuV here:
>> https://wiki.hydrogenaud.io/index.php?title=AoTuV
>>
>> Steve
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>>
>