[aravis] Re: Does the aravis GStreamer plugin implement a GstDeviceProvider and register it?
- From: Emmanuel Pacaud <emmanuel.pacaud@xxxxxxxxxxxxx>
- To: aravis@xxxxxxxxxxxxx
- Date: Tue, 11 Sep 2018 14:38:37 +0200
Le lun. 3 sept. 2018 à 2:35, Matthew Thyer
<matthew.thyer@xxxxxxxxxxxxxxx> a écrit :
I’m now trying to validate whether a user supplied FOURCC is valid
for the camera but this seems to rely on the aravis plugin including
a GstDeviceProvider and registering it. You can see why this is
required from GStreamer-devel mailing list message:
So far I have tried to query the device using the commandline
gst-device-monitor-1.0 as follows but I cannot get the camera to
I am able to successfully query the camera with arv-tool-0.6:
The Gstreamer plugin bundled in aravis is quite simple, and does not
support device discovery.
A simple pipeline would be:
gst-launch-1.0 aravissrc camera-name="PointGrey-0115138B" !
videoconvert ! xvimagesink
You can check which pixel format are supported by your camera using:
arv-tool --name="PointGrey-0115138B" control PixelFormat
The correspondance between aravis pixel formats and GStreamer formats
are unfortunately only available in aravis sources:
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