Error due to Gstreamer plugins on ARM

Wed Oct 3 16:39:28 UTC 2018

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=Spea
> 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
> > _______________________________________________
> > gstreamer-devel mailing list
> > gstreamer-devel at lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
> 
> 
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