libv4l2: error getting pixformat: Invalid argument

Lawrence Anthony lanthony at wlvstudios.com
Tue Aug 28 12:05:21 PDT 2012


As I continue to educate myself. I have found this is the debug logs

 INFO  v4l2
gstv4l2object.c:1105:gst_v4l2_object_fill_format_list:<v4l2src0> got 0
format(s):

>From what I can tell I should have at least one playback format. Am I
missing something easy here?

I am able to playback using

gst-launch decklinksrc mode=11 ! ffmpegcolorspace ! ximagesink


On Tue, Aug 28, 2012 at 12:05 PM, <gstreamer at theindianmaiden.com> wrote:

>
>
> ----- Forwarded Message -----
> From: "Lawrence Anthony" <lanthony at wlvstudios.com>
> To: gstreamer-devel at lists.freedesktop.org
> Sent: Monday, August 27, 2012 2:28:52 PM
> Subject: libv4l2: error getting pixformat: Invalid argument
>
>
> Hi I am a newbie with gstream and am having issues with the following:
>
> Server:
>
> gst-launch -v --gst-debug-level=3 decklinksrc mode=11 connection=1 !
> v4l2sink device=/dev/video2
>
>
> Client:
>
> gst-launch v4l2src device=/dev/video2 ! autovideosink
>
>
> Setting pipeline to PAUSED ...
> libv4l2: error getting pixformat: Invalid argument
> ERROR: Pipeline doesn't want to pause.
> ERROR: from element /GstPipeline:pipeline0/GstV4l2Src:v4l2src0: Could not
> negotiate format
> Additional debug info:
> gstbasesrc.c(2830): gst_base_src_start ():
> /GstPipeline:pipeline0/GstV4l2Src:v4l2src0:
> Check your filtered caps, if any
> Setting pipeline to NULL ...
> Freeing pipeline ...
>
>
> Any help is appreciated!
> _______________________________________________
> gstreamer-devel mailing list
> gstreamer-devel at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
>
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