Issue streaming from Ricoh Theta

Nicolas Dufresne nicolas at ndufresne.ca
Wed Feb 15 19:57:41 UTC 2017


Le mardi 14 février 2017 à 09:49 -0800, Anil a écrit :
> Hi,
> 
> I am trying to stream from a Ricoh Theta while in the UVC mode. The
> issue is I get this error which does not give me a whole lot of
> information.
> 
> Setting pipeline to PAUSED ...
> Pipeline is live and does not need PREROLL ...
> ERROR: from element /GstPipeline:pipeline0/GstKsVideoSrc:ksvideosrc0:
> Internal data stream error.
> Additional debug info:
> gstbasesrc.c(2951): gst_base_src_loop ():
> /GstPipeline:pipeline0/GstKsVideoSrc:ksvideosrc0:
> streaming stopped, reason not-negotiated (-4)
> ERROR: pipeline doesn't want to preroll.
> Setting pipeline to PAUSED ...
> Setting pipeline to READY ...
> Setting pipeline to NULL ...
> Freeing pipeline ...
> 
> The command I'm running is as follows:
> 
> gst-launch-1.0 ksvideosrc device-index=0 ! videoconvert !
> autovideosink -v

Replacing gst-launch-1.0 by gst-validate-1.0 would tell you exactly
what the problem is. Though, as you have videoconvert, there isn't much
that remains. With this camera, you driver only support JPEG, or the
videosink is broken. You can check this with:

gst-launch-1.0 ksvideosrc device-index=0 ! jpegdec ! videoconvert ! autovideosink

> 
> Is there anything I can do about this?
> 
> Regards,
> Anil.
> _______________________________________________
> gstreamer-devel mailing list
> gstreamer-devel at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
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