Re: Video playback issue on yocto nitrogen6x/sabrelite

[Eric Nelson <eric.nelson@boundarydevices.com>]

Hi Alok,

Please try not to top/full post.

On 01/23/2014 04:40 PM, Alok Kumar wrote:
> I am not sure if I understood, I see
> cat /proc/cmdline
> enable_wait_mode=off video=mxcfb0:dev=hdmi,1280x720M@60,if=RGB24
> video=mxcfb1:off video=mxcfb2:off video=mxcfb3:off fbmem=28M
> console=ttymxc1,115200 vmalloc=400M consoleblank=0 rootwait
> root=/dev/mmcblk0p2 mxc_hdmi.only_cea=1
>
> where video=mxcfb0:dev and  video=mxcfb1:off video=mxcfb2:off
> video=mxcfb3:off are off.
>
> I am noticing that after export VSALPHA=1, mfw_isink pipeline runs only
> once till next reboot. When  I try to run same pipeline again, it does
> not produce any display and hand there forever. I think something is not
> set correctly for sure.
>
This sounds suspiciously like a very old bug:
	https://bugzilla.yoctoproject.org/show_bug.cgi?id=3781

> On Thu, Jan 23, 2014 at 5:43 PM, Leonardo Sandoval
> <leo.san.gon@gmail.com <mailto:leo.san.gon@gmail.com>> wrote:
>
>     Alok, on the kernel command line, you need video=mxcfb*0*:..... Your
>     video's params start at 1
>
>     On Thu, Jan 23, 2014 at 12:24 PM, Alok Kumar <alokkat@gmail.com
>     <mailto:alokkat@gmail.com>> wrote:
>
>         I got yocto build with QT5 and all the gstreamer plugins
>         including fsl plugins. It made core-image-base image and booted
>         up nitorgen6x board. everything looks good and on display I see
>         "Please wait: booting"
>         also login
>
>         My problem is when I play gstreamer pipeline (which has been
>         working), does not produce any video output on HDMI display.
>
>         pipeline is playing and tested earlier to be working on non
>         yocto build.
>         I think I am missing something here.
>
>         local.conf has
>         CORE_IMAGE_EXTRA_INSTALL += " \
>         gst-plugins-bad-meta \
>         gst-plugins-good-meta \
>         gst-plugins-ugly-meta \
>         gst-ffmpeg \
>         gst-fsl-plugin \
>         gst-plugins-base-meta \
>         "
>

Is this on master?

>
>         at /proc/cmdline
>         enable_wait_mode=off video=mxcfb0:dev=hdmi,1280x720M@60,if=RGB24
>         video=mxcfb1:off video=mxcfb2:off video=mxcfb3:off fbmem=28M
>         console=ttymxc1,115200 vmalloc=400M consoleblank=0 rootwait
>         root=/dev/mmcblk0p2 mxc_hdmi.only_cea=1
>
>         Could someone please advice why video playback does not come on
>         HDMI output.
>
 > <snip>

Do things work with mfw_v4lsink?

Please advise,


Eric