Bug#882077: Traverso doesn't produce sound when used with ALSA

[Mickael Viey]

Hi,

Ok Thanks.

I have searched more information about traverso configuration on the net 
without success.

Thanks for your answer.

Best,


Le 19/11/2017 à 14:50, Remon Sijrier a écrit :
> Hello,
>
> Shell message says:
>
> * Creating Null driver
> It means creating ALSA driver failed, probably due sound card already 
> in use by another sound driver (e.g. pulseaudio, gstreamer, phonon etc)
> Traverso needs exclusive access to sound card so make sure no other 
> audio system is active
>
> * Unable to lock memory:
> Traverso needs to run with proper real time configuration regarding 
> memory locking else it will be very unstable and crash
> For guide see: http://jackaudio.org/faq/linux_rt_config.html
>
>
> Remon
>
> 2017-11-18 18:24 GMT+01:00 Mickael Viey <m.viey at wanadoo.fr 
> <mailto:m.viey at wanadoo.fr>>:
>
>     Package: traverso
>     Version: 0.49.4-2
>     Severity: normal
>
>     Dear Maintainer,
>
>     Traverso doesn't produce sound when used with ALSA. I didn't try
>     with jack. There is no particuliar message on shell:
>
>     mik at Mikron:~$ traverso
>     No Hardware specific optimizations in use
>     Themer:: Using themefile: :/themes/TraversoLight/traversotheme.xml
>     creating alsa driver ... hw:0|hw:0|512|3|44100|0|0|-|32bit
>     Creating Null Driver...
>     Starting AudioDeviceThread..... Running!
>     Unable to lock memory
>     Unable to lock memory
>     Unable to lock memory
>     Unable to lock memory
>     Unable to lock memory
>     Unable to lock memory
>     Unable to lock memory
>     Unable to lock memory
>     Unable to lock memory
>     Unable to lock memory
>     ^C
>     Catched the SIGINT signal!
>     Shutting down Traverso!
>
>     Starting to shutdown AudioThread..
>     AudioDeviceThread finished, stopping driver
>     Catched multiple signals, aborting !
>     Abandon
>
>
>     If I click to help -> User guide I get an HTML page in my browser
>     with an error: http://traverso-daw.org/UserManual
>     <http://traverso-daw.org/UserManual>
>
>
>
>        * What led up to the situation?
>     Play a sound in traverso, doesn't have any result.
>        * What exactly did you do (or not do) that was effective (or
>          ineffective)?
>     I import an audio file in traverso, play it, I can see the file
>     but any sound is produced when I play the project.
>        * What was the outcome of this action?
>     no sound produced
>        * What outcome did you expect instead?
>     sound produced
>
>     -- System Information:
>     Debian Release: 9.2
>       APT prefers stable-updates
>       APT policy: (500, 'stable-updates'), (500, 'stable')
>     Architecture: amd64 (x86_64)
>
>     Kernel: Linux 4.9.0-4-amd64 (SMP w/4 CPU cores)
>     Locale: LANG=fr_FR.UTF-8, LC_CTYPE=fr_FR.UTF-8 (charmap=UTF-8),
>     LANGUAGE=fr_FR.UTF-8 (charmap=UTF-8)
>     Shell: /bin/sh linked to /bin/dash
>     Init: systemd (via /run/systemd/system)
>
>     Versions of packages traverso depends on:
>     ii  libasound2     1.1.3-5
>     ii  libc6     2.24-11+deb9u1
>     ii  libfftw3-double3     3.3.5-3
>     ii  libflac8     1.3.2-1
>     ii  libgcc1     1:6.3.0-18
>     ii  libjack-jackd2-0 [libjack-0.116] 1.9.10+20150825git1ed50c92~dfsg-5
>     ii  liblilv-0-0     0.24.2~dfsg0-1
>     ii  libmad0     0.15.1b-8
>     ii  libmp3lame0 3.99.5+repack1-9+b2
>     ii  libogg0     1.3.2-1
>     ii  libqt4-xml     4:4.8.7+dfsg-11
>     ii  libqtcore4     4:4.8.7+dfsg-11
>     ii  libqtgui4     4:4.8.7+dfsg-11
>     ii  libsamplerate0     0.1.8-8+b2
>     ii  libsndfile1     1.0.27-3
>     ii  libstdc++6     6.3.0-18
>     ii  libvorbis0a     1.3.5-4
>     ii  libvorbisenc2     1.3.5-4
>     ii  libvorbisfile3     1.3.5-4
>     ii  libwavpack1     5.0.0-2
>
>     traverso recommends no packages.
>
>     traverso suggests no packages.
>
>     -- no debconf information
>
>

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