UWP: Play AAC/AC3 audio

[Andy Devar]

Yes, indeed. Either downgrading setuptools or pulling latest cerbero from
https://gitlab.freedesktop.org/gstreamer/cerbero fix this.

Thanks a lot.

Am Do., 29. Okt. 2020 um 01:56 Uhr schrieb Matthew Waters <
ystreet00 at gmail.com>:

> Hi,
>
> This sounds like
> https://gitlab.freedesktop.org/gstreamer/cerbero/-/merge_requests/655
> which is an issue with newer versions of setuptools.
>
> Cheers
> -Matt
>
> On 29/10/20 9:43 am, Andy Devar wrote:
>
> Hi,
>
> can't get this to work:
>
> Code: https://gitlab.freedesktop.org/nirbheek/cerbero.git
> Branch: uwp-more-recipes-wip
>
> python ./cerbero-uninstalled -c config/win64.cbc -v uwp  package
> gstreamer-1.0
>
> When zlib is built for example, the following error is thrown:
> ..\meson.build:1:0: ERROR: Unable to detect GNU compiler type:
>
> This is probably because the value of the variable named compiler is
> ['false'] in method get_gnu_compiler_defines (in environment.py). I have
> checked this by adding a pprint in this method.
>
> I guess this value is fetched from
> cerbero/build/sources/uwp_x86_64/zlib-1.2.11/_builddir/meson-native-file.txt
> - the binaries section looks like this:
>
> [binaries]
> c = ['false']
> cpp = ['false']
> objc = ['false']
> objcpp = ['false']
> ar = ['false']
> pkgconfig = ['false']
> cmake = ['false']
>
> Is this expected?
>
> In the meson-cross-file, which is also passed to meson, this section looks
> better:
>
> [binaries]
> c = ['cl']
> cpp = ['cl']
> objc = ['false']
> objcpp = ['false']
> ar = ['lib']
> pkgconfig = 'pkg-config'
> cmake = ['false']
> comspec = ['C:\\WINDOWS\\SysWOW64\\cmd.exe']
> msyscon = ['sh.exe']
> perl = ['perl']
> gendef = ['gendef']
> dlltool = ['x86_64-w64-mingw32-dlltool']
> windres = ['rc']
>
> But it's obviously not used.
>
> This is the command called by cerbero-uninstalled:
>
> C:/MinGW/msys/1.0/home/user/git/nirbheek/uwp-more-recipes/cerbero/build/build-tools/bin/meson
> --prefix=C:/MinGW/msys/1.0/home/user/git/nirbheek/uwp-more-recipes/cerbero/build/dist/uwp_x86_64
> --libdir=lib -Ddebug=true --default-library=both -Doptimization=2
> --backend=ninja --wrap-mode=nodownload -Db_vscrt=md --cross-file
> C:/MinGW/msys/1.0/home/user/git/nirbheek/uwp-more-recipes/cerbero/build/sources/uwp_x86_64/zlib-1.2.11/_builddir/meson-cross-file.txt
> --native-file
> C:/MinGW/msys/1.0/home/user/git/nirbheek/uwp-more-recipes/cerbero/build/sources/uwp_x86_64/zlib-1.2.11/_builddir/meson-native-file.txt
>
> Versions:
> Meson: 0.55.3
> Python: 3.9.0
>
>
> Thanks.
>
> Andy
>
> Am Mo., 26. Okt. 2020 um 16:30 Uhr schrieb Nirbheek Chauhan <
> nirbheek.chauhan at gmail.com>:
>
>> Hi,
>>
>> Your best bet for decoding AAC / AC3 on UWP is described in this issue:
>> https://gitlab.freedesktop.org/gstreamer/cerbero/-/issues/286
>>
>> Basically, the FFmpeg recipe doesn't use the Meson port yet because it's
>> a lot of work to test it on all platforms supported by gstreamer. Need to
>> ensure that the same code is built on all platforms with basically the same
>> flags (and the correct optimizations). There wasn't enough time to get that
>> done for the 1.18 release.
>>
>> Cheers,
>> Nirbheek
>>
>> On Mon, Oct 26, 2020 at 5:30 AM Andy Devar <andy.devar at gmail.com> wrote:
>>
>>>
>>>
>>> ---------- Forwarded message ---------
>>> Von: Andy Devar <andy.devar at gmail.com>
>>> Date: So., 25. Okt. 2020 um 23:46 Uhr
>>> Subject: UWP: Play AAC/AC3 audio
>>> To: <gstreamer-commits at lists.freedesktop.org>
>>>
>>>
>>> Hi,
>>>
>>> while I managed to play MP4 and TS video with a modified UWP sample app,
>>> I haven't managed to play the audio contained in these video files.
>>>
>>> It seems that the required decoders are missing from the GStreamer UWP
>>> release 1.18.0 release (e.g. avdec_aac and avdec_ac3). Are there any
>>> alternatives in the UWP release?
>>>
>>> Thanks,
>>>
>>> Andy
>>>
>>>
>>> _______________________________________________
>>> gstreamer-devel mailing list
>>> gstreamer-devel at lists.freedesktop.org
>>> https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
>>>
>> _______________________________________________
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>> gstreamer-devel at lists.freedesktop.org
>> https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
>>
>
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>
>
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