[yocto] Call for help for demo UPNP media renderer

Xu, Dongxiao dongxiao.xu at intel.com
Wed Oct 20 00:23:32 PDT 2010


Joshua Lock wrote:
> On Wed, 2010-10-20 at 14:07 +0800, Xu, Dongxiao wrote:
>> Hi Josh,
>> 
>> Today I took a glance at the rygel crash issue in poky. Though I
>> didn't get the root cause, I found when configure Tracker plugin into
>> rygel, the segmentation fault will happen. Since we have already
>> configured the media-export plugin, and tracker plugin plays the same
>> role, I think we can simply disable tracker plugin (by configure time
>> or change by rygel-preferences) for demo usage.
> 
> Yes, I thought I mentioned disabling the tracker plugin in an earlier
> mail? I'll prepare a patch to the recipe to disable that so we don't
> have to remember to do that by hand.  

Ah, oops. I didn't read your previous mail carefully...
But luckily it didn't cost too much time. :-)

Thanks,
Dongxiao

> 
> Cheers,
> Joshua
> 
>> 
>> Thanks,
>> Dongxiao
>> 
>> Xu, Dongxiao wrote:
>>> I just built out the poky-image-rygel image with your meta-demo
>>> layer, and run 
>>> 
>>> rygel --gst-debug-level=5
>>> 
>>> I still saw it "segmentation fault" in the last...
>>> 
>>> I am looking into it.
>>> 
>>> Thanks,
>>> Dongxiao
>>> 
>>> Xu, Dongxiao wrote:
>>>> Zanussi, Tom wrote:
>>>>> On Tue, 2010-10-19 at 17:40 -0700, Xu, Dongxiao wrote:
>>>>>> Joshua Lock wrote:
>>>>>>> On Wed, 2010-10-20 at 01:04 +0100, Joshua Lock wrote:
>>>>>>>> On Tue, 2010-10-19 at 14:31 -0700, Saul Wold wrote:
>>>>>>>>> 
>>>>>>>>> Dongxiao,
>>>>>>>>> 
>>>>>>>>> Can you take a look at this since you have worked with the
>>>>>>>>> gstreamer?
>>>>>>>> 
>>>>>>>> I did a sloppy job pushing my changes when leaving the office
>>>>>>>> but think I have replicated most/all of the in the josh/demo
>>>>>>>> branch. 
>>>>>>>> 
>>>>>>>> I also took a look through the rygel code to see what gstreamer
>>>>>>>> elements are explicitly being used, I've created a list and
>>>>>>>> tried to ensure as many as possible of them are in the
>>>>>>>> IMAGE_INSTALL list for poky-image-rygel, adding them to the
>>>>>>>> RDEPENDS for rygel doesn't appear to have included them in the
>>>>>>>> image I just created... 
>>>>>>>> 
>>>>>>>> Full list of names of pipeline elements I found in the rygel
>>>>>>>> code follows:
>>>>>>>> 
>>>>>>>> decodebin2, videorate, videoscale, ffmpegcolorspace,
>>>>>>>> ffenc_wmv1, twolame, lame, mp3parse, ffenc_wmav2,
>>>>>>>> convert-sink-pad, ffenc_mpeg2video, audio-src-pad,
>>>>>>>> audio-sink-pad, audio-enc-sink-pad, sink, mpegtsmux,
>>>>>>>> audioconvert, audioresample, audiorate, capsfilter,
>>>>>>>> audiotestsrc, videotestsrc, ffmux_asf
>>>>>>>> 
>>>>>>> 
>>>>>>> The image I just built with my latest changes in josh/demo
>>>>>>> worked!?! Rygel did not segfault :-)
>>>>>>> 
>>>>>>> If you have time Dongxiao (or anyone else) I'd appreciate if you
>>>>>>> could double-check my changes (my install_append in rygel to
>>>>>>> create a .config isn't working, so you'll need to do that
>>>>>>> manually and run rygel-preferences to disable the tracker
>>>>>>> plugin). If you could test using Rygel as a renderer for some
>>>>>>> content served by the mediatomb image, that would be much
>>>>>>> appreciated. You'll want gupnp-av-cp as provided by gupnp-tools
>>>>>>> to control the renderer and content server.
>>>>>>> 
>>>>>>> Thanks,
>>>>>>> Joshua
>>>>>> 
>>>>>> I will try your branch, however I didn't find josh/demo in
>>>>>> poky-contrib. Is it reside in other place?
>>>>>> 
>>>>> 
>>>>> It should be here:
>>>>> 
>>>>> ssh://git@git.pokylinux.org/meta-demo.git
>>>>> 
>>>>> Tom
>>>> 
>>>> Got it, thanks!
>>>> 
>>>> Dongxiao
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