[digiKam-users] No audio in DK 6.1?

[Maik Qualmann]

There have been no changes to QtAV in recent months. I have a 6.1.0 AppImage 
from March, audio works. I guess maybe a problem in FFmpeg?

Maik

Am Freitag, 19. April 2019, 15:27:01 CEST schrieb Gilles Caulier:
> In AppImage bundle we use a more recent QtAV version not released from
> git/master :
> 
> QtAV 1.12.1(Apr  1 2019, 14:33:27)
> Multimedia framework base on Qt and FFmpeg.
> Distributed under the terms of LGPLv2.1 or later.
> Shanghai University->S3 Graphics->Deepin->PPTV, Shanghai, China Copyright
> (C) 2012-2018 Wang Bin (aka. Lucas Wang) wbsecg1 at gmail.com
> Donate: http://qtav.org/donate.html
> Source: https://github.com/wang-bin/QtAV
> Home page: http://qtav.org
> Digikam::MediaPlayerView::MediaPlayerView: AudioOutput backends: ("OpenAL",
> "null")
> 
> The difference is clear. Native version use official old QtAV 1.12.0 from
> the system (Mageia 6.1)
> 
> Gilles
> 
> Le ven. 19 avr. 2019 à 15:23, Gilles Caulier <caulier.gilles at gmail.com> a
> 
> écrit :
> > With native digiKam version, i can see this message on the console :
> > 
> > QtAV 1.12.0(Jun 25 2017, 10:20:47)
> > Multimedia framework base on Qt and FFmpeg.
> > Distributed under the terms of LGPLv2.1 or later.
> > Shanghai University->S3 Graphics->Deepin->PPTV, Shanghai, China Copyright
> > (C) 2012-2016 Wang Bin (aka. Lucas Wang) wbsecg1 at gmail.com
> > Donate: http://qtav.org/donate.html
> > Source: https://github.com/wang-bin/QtAV
> > Home page: http://qtav.org
> > Cannot connect to server socket err = Aucun fichier ou dossier de ce type
> > Cannot connect to server request channel
> > jack server is not running or cannot be started
> > AL lib: (WW) ALCjackBackendFactory_init: jack_client_open() failed, 0x11
> > AL lib: (WW) alc_initconfig: Failed to initialize backend "jack"
> > digikam.general: AudioOutput backends: ("OpenAL", "Pulse", "null")
> > 
> > And sound work as expected. Note the Pulse backend entry which do not
> > exists in AppImage version.
> > 
> > Gilles
> > 
> > Le ven. 19 avr. 2019 à 15:21, Gilles Caulier <caulier.gilles at gmail.com> a
> > 
> > écrit :
> >> Preloading libopenal before to run appimage do not fix the problem.
> >> 
> >> Gilles
> >> 
> >> Le ven. 19 avr. 2019 à 15:20, Gilles Caulier <caulier.gilles at gmail.com>
> >> 
> >> a écrit :
> >>> Hum,
> >>> 
> >>> On the same computer, same version, same code, Video sound is here. So,
> >>> it's not a device problem...
> >>> 
> >>> Gilles
> >>> 
> >>> Le ven. 19 avr. 2019 à 13:01, Maik Qualmann <metzpinguin at gmail.com> a
> >>> 
> >>> écrit :
> >>>> No, that does not mean that OpenAL is null. There are 2 audio backend
> >>>> available, OpenAl and a null audio backend for no playback.
> >>>> 
> >>>> Maik
> >>>> 
> >>>> Am Freitag, 19. April 2019, 12:11:42 CEST schrieb Gilles Caulier:
> >>>> > I checked myself with 6.2.0 pre-release bundle :
> >>>> > 
> >>>> > ./digikam-6.2.0-git-20190416T091455-qtwebkit-x86-64.appimage
> >>>> > -- digiKam Linux AppImage Bundle
> >>>> > -- Use 'help' as CLI argument to know all available options for
> >>>> 
> >>>> digiKam
> >>>> 
> >>>> > application.
> >>>> > -- Note: to integrate this bundle to your desktop, use
> >>>> 
> >>>> AppImageLauncher.
> >>>> 
> >>>> > libudev.so.0
> >>>> :
> >>>> > -- Preloading shared libs:
> >>>> :/tmp/.mount_digikapR82MR/usr/lib64/libudev.so.0
> >>>> :
> >>>> > ...
> >>>> > QtAV 1.12.1(Apr  1 2019, 14:33:27)
> >>>> > Multimedia framework base on Qt and FFmpeg.
> >>>> > Distributed under the terms of LGPLv2.1 or later.
> >>>> > Shanghai University->S3 Graphics->Deepin->PPTV, Shanghai, China
> >>>> 
> >>>> Copyright
> >>>> 
> >>>> > (C) 2012-2018 Wang Bin (aka. Lucas Wang) wbsecg1 at gmail.com
> >>>> > Donate: http://qtav.org/donate.html
> >>>> > Source: https://github.com/wang-bin/QtAV
> >>>> > Home page: http://qtav.org
> >>>> 
> >>>> > Digikam::MediaPlayerView::MediaPlayerView: AudioOutput backends:
> >>>> ("OpenAL",
> >>>> 
> >>>> > "null")
> >>>> > 
> >>>> > Look on the last line, OpenAl instance is null...
> >>>> > 
> >>>> > Gilles Caulier
> >>>> > 
> >>>> > Le ven. 19 avr. 2019 à 10:04, Marc Palaus <marcpalaus at hotmail.com> a
> >>>> 
> >>>> écrit :
> >>>> > > I also noticed the same. Video files have no sound, regardless of
> >>>> 
> >>>> the
> >>>> 
> >>>> > > format.
> >>>> > > 
> >>>> > > On Apr 19, 2019 09:33, Gilles Caulier <caulier.gilles at gmail.com>
> >>>> 
> >>>> wrote:
> >>>> > > Ok,
> >>>> > > 
> >>>> > > So run the appimage bundle from a console and report the full trace
> >>>> 
> >>>> to
> >>>> 
> >>>> > > investigate.
> >>>> > > 
> >>>> > > Gilles Cua
> >>>> > > 
> >>>> > > Le ven. 19 avr. 2019 à 09:16, meku <digikam at meku.org> a écrit :
> >>>> > > 
> >>>> > > Hi,
> >>>> > > 
> >>>> > > Thanks, that's the first thing I tried was sliding it all the way
> >>>> 
> >>>> to the
> >>>> 
> >>>> > > right but it is not fixing it.
> >>>> > > 
> >>>> > > On Fri, 19 Apr 2019 at 17:08, Gilles Caulier <
> >>>> 
> >>>> caulier.gilles at gmail.com>
> >>>> 
> >>>> > > wrote:
> >>>> > > 
> >>>> > > Hi,
> >>>> > > 
> >>>> > > On the right bottom of video player view from digiKam, you will
> >>>> 
> >>>> found a
> >>>> 
> >>>> > > new slider to setup the volume. Check if this one is not turned
> >>>> > > off.
> >>>> > > 
> >>>> > > Best
> >>>> > > 
> >>>> > > Gilles Caulier
> >>>> > > 
> >>>> > > Le ven. 19 avr. 2019 à 08:29, meku <digikam at meku.org> a écrit :
> >>>> > > 
> >>>> > > I loaded DK 6.1 stable appimage and found that there is no audio
> >>>> 
> >>>> for any
> >>>> 
> >>>> > > video playback. The Digikam application is not even listed in the
> >>>> > > PulseAudio control panel.
> >>>> > > 
> >>>> > > Is there a workaround or is this a known issue? This is on Kubuntu.