Error due to Gstreamer plugins on ARM

Nicolas Dufresne nicolas at ndufresne.ca
Wed Oct 3 18:51:24 UTC 2018 

Le mercredi 03 octobre 2018 à 22:39 +0530, Arjav Parikh a écrit :
> Hi Nicolas,
> Thank you for your response.
> 
> Can you please elaborate more on environment setup.

It's all in my previous email.

> 
> In case of yocto I am using default bb file from openembedded branch
> in GitHub.

Somehow you're installation does not match the configuration given to
GStreamer at build time. What's also odd, is that even though you say
you used yocto, you provided a build script earlier.

> 
> Thanks & Regards,
> Arjav Parikh
> 
> On Wed, Oct 3, 2018, 10:10 PM Nicolas Dufresne <nicolas at ndufresne.ca>
> wrote:
> > Le mercredi 03 octobre 2018 à 20:24 +0530, Arjav Parikh a écrit :
> > > Hi,
> > > I again cross compiled gstreamer, gst-plugins-base, gst-plugins-
> > good, 
> > > gst-plugins-bad, gst-libav using yocto (for ARM itself) and files
> > > (mentioned in gstreamer_files.txt) generated after successful
> > cross
> > > compilation have been transferred onto board.
> > > 
> > > On running gst-inspect-1.0 I get below output:
> > > staticelements:  bin: Generic bin
> > > staticelements:  pipeline: Pipeline object
> > 
> > Did you forgot to setup the environment as per my instructions ?
> > Why
> > does your Yocto setup not use the final install prefix ?
> > 
> > Short answer, you still have a broken installation. You should have
> > over 100 elements in there.
> > 
> > > 
> > > Total count: 1 plugin, 2 features
> > > Error observed on running my SampleApp is still :
> > > 1970-01-08 22:29:08.610 [  1] 0
> > ConfigurationNode:initializeSuccess
> > > 1970-01-08 22:29:08.612 [  1] 9 MediaPlayer:createCalled
> > > 1970-01-08 22:29:08.617 [  1] E
> > > MediaPlayer:setupPipelineFailed:reason=createQueueElementFailed
> > > 1970-01-08 22:29:08.617 [  1] E
> > > MediaPlayer:initPlayerFailed:reason=setupPipelineFailed
> > > 1970-01-08 22:29:08.617 [  1] 9 MediaPlayer:~MediaPlayerCalled
> > > 
> > > (SampleApp:3044): GStreamer-CRITICAL **: 22:29:08.618:
> > > gst_object_unref: assertion 'object != NULL' failed
> > > 1970-01-08 22:29:08.618 [  1] 9 MediaPlayer:resetPipeline
> > > 
> > > (SampleApp:3044): GLib-CRITICAL **: 22:29:08.618:
> > > g_main_context_find_source_by_id: assertion 'source_id > 0'
> > failed
> > > 1970-01-08 22:29:08.618 [  1] E
> > >
> > RequiresShutdown:~RequiresShutdownFailed:reason=notShutdown,name=Sp
> > ea
> > > kMediaPlayer
> > > 1970-01-08 22:29:08.618 [  1] C SampleApplication:Failed to
> > create
> > > media player for speech!
> > > 1970-01-08 22:29:08.618 [  1] C SampleApplication:Failed to
> > > initialize SampleApplication
> > > 
> > > Please help.
> > > 
> > > On Wed, Oct 3, 2018 at 2:25 AM Nicolas Dufresne <
> > nicolas at ndufresne.ca
> > > > wrote:
> > > > Le mardi 02 octobre 2018 à 23:32 +0530, Arjav Parikh a écrit :
> > > > > Hi,
> > > > > I am cross compiling AVS SDK (Alexa Voice Service) for ARM
> > > > platform.
> > > > > As per AVS SDK dependencies Gstreamer & its plugins of 1.8.3
> > or
> > > > later
> > > > > version is required. So I have cross compiled Gstreamer & its
> > > > plugins
> > > > > of version 1.14.2 through source code in Ubuntu 16.04.
> > > > > Please find attached document (gstreamer_compilation.txt)
> > which
> > > > lists
> > > > > the configuration & compilation steps for gstreamer & its
> > > > plugins.
> > > > > 
> > > > > Now, I compile AVS SDK using gstreamer & its plugins and is
> > > > > successfully built. I have Copied all the binaries &
> > libraries
> > > > > generated from cross compiling gstreamer & its plugins on the
> > ARM
> > > > > Platform board
> > > > > Please find attached document (gstreamer_build.txt) which
> > lists
> > > > the
> > > > > binaries & libraries of gstreamer copied on board.
> > > > > 
> > > > > On Executing AVS SampleApp on Board I get below mentioned
> > error.
> > > > > Maybe something is missing or something wrong has been
> > > > configured.
> > > > > Can anyone please guide me how to properly cross compile
> > > > Gstreamer &
> > > > > its plugins for ARM. Also which files are required to be
> > ported
> > > > on
> > > > > Board.
> > > > > 
> > > > > Please let me know in case of any additional information
> > required
> > > > > from my end.
> > > > 
> > > > To continue what was discussed ont he bug, you seem to have
> > forgot
> > > > to
> > > > set your run-time env. Adding symlink to some random place
> > won't
> > > > make
> > > > it work. Best is to setup a prefix env, please fix for your
> > needs,
> > > > this
> > > > is just pure guessing from the dump you gave.
> > > > 
> > > >   export LD_LIBRARY_PATH=<prefix1>/lib:<prefix2>/lib:...
> > > >   export GST_PLUGINS_PATH=<gstprefix1>/lib/gstreamer-
> > > > 1.0:<gstprefix2>/lib/gstreamer-1.0:...
> > > > 
> > > > Verify you setup using gst-inspect-1.0. In general, using as
> > many
> > > > prefix as there is component generates a lot of setup and is
> > > > complicated. So if you want to keep it this way, then I guess
> > > > you'll
> > > > have to work harder.
> > > > 
> > > > > 
> > > > > Error:
> > > > > ./SampleApp ../Integration/AlexaClientSDKConfig.json
> > > > > /data/alexa/KittAiModels/ DEBUG9
> > > > > 2018-10-01 08:57:22.652 [ 1] I sdkVersion: 1.9.0
> > > > > configFile ../Integration/AlexaClientSDKConfig.json
> > > > > Running app with log level: DEBUG9
> > > > > 2018-10-01 08:57:22.662 [ 1] 0
> > > > ConfigurationNode:initializeSuccess
> > > > > 2018-10-01 08:57:22.664 [ 1] 9 MediaPlayer:createCalled
> > > > > 2018-10-01 08:57:22.669 [ 1] E
> > > > >
> > MediaPlayer:setupPipelineFailed:reason=createQueueElementFailed
> > > > > 2018-10-01 08:57:22.669 [ 1] E
> > > > > MediaPlayer:initPlayerFailed:reason=setupPipelineFailed
> > > > > 2018-10-01 08:57:22.669 [ 1] 9 MediaPlayer:~MediaPlayerCalled
> > > > > (SampleApp:9986): GStreamer-CRITICAL **: 08:57:22.670:
> > > > > gst_object_unref: assertion 'object != NULL' failed
> > > > > 2018-10-01 08:57:22.670 [ 1] 9 MediaPlayer:resetPipeline
> > > > > (SampleApp:9986): GLib-CRITICAL **: 08:57:22.670:
> > > > > g_main_context_find_source_by_id: assertion 'source_id > 0'
> > > > failed
> > > > > 2018-10-01 08:57:22.670 [ 1] E
> > > > >
> > > >
> > RequiresShutdown:~RequiresShutdownFailed:reason=notShutdown,name=Sp
> > > > ea
> > > > > kMediaPlayer
> > > > > 2018-10-01 08:57:22.670 [ 1] C SampleApplication:Failed to
> > create
> > > > > media player for speech!
> > > > > 2018-10-01 08:57:22.670 [ 1] C SampleApplication:Failed to
> > > > initialize
> > > > > SampleApplication
> > > > > Failed to create to SampleApplication!
> > > > > -- 
> > > > > Thanks & Regards,
> > > > > Arjav Parikh
> > > > > _______________________________________________
> > > > > gstreamer-devel mailing list
> > > > > gstreamer-devel at lists.freedesktop.org
> > > > > 
> > https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
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> > > 
> > > 
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