Update 5.4.0 on Windows : no sound with all my videos

[Gilles Caulier]

Ah, interresting to know.

there are similar settings for MacOS and Linux ?

Gilles Caulier

2017-01-24 8:01 GMT+01:00 Maik Qualmann <metzpinguin at gmail.com>:

> According to QtAV, the audio backends will be used in the order as in the
> backend list. For Windows, here is the list:
>
> "XAudio2" "DirectSound" "null"
>
> I have set the "DirectSound" backend to the first position.
> I can not reproduce the no sound output problem here, with a VM and a real
> Windows7 computer. I will test the days under Windows10.
>
> Maik
>
> On Montag, 23. Januar 2017 23:19:48 CET Gilles Caulier wrote:
> > Maik,
> >
> > What are you changed to select DirectSound SDK under Windows ?
> >
> > Best
> >
> > Gilles Caulier
> >
> > 2017-01-22 22:52 GMT+01:00 Maik Qualmann <metzpinguin at gmail.com>:
> > > Please download and install this Windows64 version for sound testing.
> It
> > > use
> > > as first device the DirectSound backend.
> > >
> > > https://drive.google.com/open?id=0ByXDEhL2xmagZ1BMaERTYnVQMk0
> > >
> > > Maik
> > >
> > > On Sonntag, 22. Januar 2017 11:28:56 CET Gilles Caulier wrote:
> > > > This can be an internal QtAV problem, or the way that we integrate in
> > > > digiKam...
> > > >
> > > > The issue can be related to encoding/compress audio track in video.
> > >
> > > Plenty
> > >
> > > > of format can be used in video container. ffmpeg is used by QtAV to
> > >
> > > decode
> > >
> > > > tracks. So, this can be a missing codec from ffmpeg.
> > > >
> > > > For digiKam Windows bundle, we use MXE cross compiler environnement
> > > > based
> > > > on mingw.
> > > >
> > > > http://mxe.cc/
> > > >
> > > > MXE provide ffmpeg with at least GPL2 codecs redistributable.
> > > >
> > > > The Windows QtAV player is compiled with native MSVC compiler, not
> > > > MinGW,
> > > > and with certainly native directx extension. I suspect that mxe
> directx
> > > > access is missing. This can introduce some differences, but i'm not
> > > > sure.
> > > >
> > > > Before to investigate more around QtAV, i will contact QtAV lead
> > >
> > > developer
> > >
> > > > and CC him to a relevant bugzilla entry for a better expertise.
> > > >
> > > > Please open a digiKam file in KDE bugzilla, with all information
> > > > reported
> > > > in this thread.
> > > >
> > > > Thanks in advance
> > > >
> > > > Gilles Caulier
> > > >
> > > > 2017-01-22 10:38 GMT+01:00 nonobio <nonobio at gmail.com>:
> > > > > Hi,
> > > > >
> > > > > This issue is very annoying for me since i can use anymore Digikam
> to
> > > > > manage my video files.
> > > > > Do you need any details or informations that could help you.. to
> help
> > >
> > > me ?
> > >
> > > > > ;)
> > > > > Thanks
> > > > >
> > > > > Le 16/01/2017 à 14:40, nonobio a écrit :
> > > > >> Hi,
> > > > >>
> > > > >> I made the update today on my Windows 7 64 bits. Thanks for your
> > > > >> work.
> > > > >>
> > > > >> I have an issue : i have no sound anymore with any of my video
> failes
> > > > >> (mp4, 3gp, mov...).
> > > > >>
> > > > >> Thanks
> > >
> > > --
> > > Gruß Maik
>
>
>
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