[yocto] [meta-raspberrypi][PATCH 1/1] gstreamer1.0-plugins-bad: Build eglglessink for Raspberry Pi

[Andrei Gherzan]

On Wed, Jun 11, 2014 at 10:28 AM, Alex J Lennon <
ajlennon at dynamicdevices.co.uk> wrote:

>
> On 11/06/2014 00:22, Alex J Lennon wrote:
>
>
> On 10/06/2014 19:48, Andrei Gherzan wrote:
>
> Hi Alex,
>
>
> On Mon, Jun 9, 2014 at 10:23 AM, Alex J Lennon <
> ajlennon at dynamicdevices.co.uk> wrote:
>
>> The eglglessink needs to be built to target the Raspberry Pi or it will
>> seg-fault in use.
>>
>> Autoconf attempts to detect whether to build for RPi but there are some
>> include files needed, the search path to which must be specified.
>>
>
>  Format lines - max 78 chars per line.
>
>
>>
>> ref: https://github.com/raspberrypi/firmware/issues/34
>>
>> ref: https://github.com/raspberrypi/firmware/issues/99
>>
>> This patch adds the needed include paths and forces the plugin to be
>> built for Raspberry Pi.
>>
>> With this patch the following pipeline works on RPi,
>>
>> modprobe bcm2835-v4l2 gst_v4l2src_is_broken=1
>> gst-launch-1.0 --gst-debug-no-color v4l2src !
>> 'video/x-raw,format=RGB,width=1280,height=720,framerate=(fraction)30/1' !
>> eglglessink max-lateness=-1
>>
>> Change-Id: I80826a43a428199b2a05ea51404ead24a815c38f
>> Signed-off-by: Alex J Lennon <ajlennon at dynamicdevices.co.uk>
>> ---
>>   recipes-multimedia/gstreamer/gstreamer1.0-plugins-bad_1.2.3.bbappend |
>> 1 +
>>  1 file changed, 1 insertion(+)
>>  create mode 100644
>> recipes-multimedia/gstreamer/gstreamer1.0-plugins-bad_1.2.3.bbappend
>>
>>  diff --git
>> a/recipes-multimedia/gstreamer/gstreamer1.0-plugins-bad_1.2.3.bbappend
>> b/recipes-multimedia/gstreamer/gstreamer1.0-plugins-bad_1.2.3.bbappend
>> new file mode 100644
>> index 0000000..199e0c1
>> --- /dev/null
>> +++ b/recipes-multimedia/gstreamer/gstreamer1.0-plugins-bad_1.2.3.bbappend
>> @@ -0,0 +1 @@
>> +EXTRA_OECONF += "
>> CPPFLAGS='-I${STAGING_DIR_TARGET}/usr/include/interface/vcos/pthreads
>> -I${STAGING_DIR_TARGET}/usr/include/interface/vmcs_host/linux'
>> --with-egl-window-system=rpi"
>>
>
>  This append should be done only for raspberrypi machine. Having this
> append (EXTRA_OECONF) for other machines too would
> break gstreamer1.0-plugins-bad as most of the times bblayers.conf includes
> many layers not always related to the MACHINE selected.
>
>
> Absolutely. Our emails may have crossed here and if so my apologies, but
> this is why I directed the .bbappend to [meta-raspberrypi] as that's where
> it's needed.
>
>
> Andrei - Upon further reflection I see what you mean. Somebody might well
> include the meta-raspberrypi layer, yet not be building for the Raspberry
> Pi. Not something I'd considered. I'll re-work the patch to take this into
> account.
>
> Cheers, Alex
>
>
Great. Thank you Alex.


-- 
*Andrei Gherzan*
m: +40.744.478.414 |  f: +40.31.816.28.12
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