Commit d00c9761 authored by Fabio Estevam's avatar Fabio Estevam Committed by Mauro Carvalho Chehab
Browse files

media: imx.rst: Provide streaming examples for imx6q-sabresd 



Improve the documentation by providing examples on how to test camera
capture on imx6q-sabresd via v4l2-ctl and Gstreamer.

Signed-off-by: default avatarFabio Estevam <festevam@gmail.com>
Reviewed-by: default avatarSteve <Longerbeam&lt;slongerbeam@gmail.com>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+huawei@kernel.org>
parent 8a4676d6

Documentation/admin-guide/media/imx.rst

+45 −0
Original line number Diff line number Diff line
@@ -609,6 +609,28 @@ Streaming can then begin on "ipu1_csi0 capture" node. The v4l2-ctl 
tool can be used to select any supported pixelformat on the capture

device node.



To determine what is the /dev/video node correspondent to

"ipu1_csi0 capture":



.. code-block:: none



   media-ctl -e "ipu1_csi0 capture"

   /dev/video0



/dev/video0 is the streaming element in this case.



Starting the streaming via v4l2-ctl:



.. code-block:: none



   v4l2-ctl --stream-mmap -d /dev/video0



Starting the streaming via Gstreamer and sending the content to the display:



.. code-block:: none



   gst-launch-1.0 v4l2src device=/dev/video0 ! kmssink



The following example configures a direct conversion pipeline to capture

from the OV5640, transmitting on MIPI CSI-2 virtual channel 0. It also

shows colorspace conversion and scaling at IC output.
@@ -634,6 +656,29 @@ shows colorspace conversion and scaling at IC output. 


Streaming can then begin on "ipu1_ic_prpenc capture" node.



To determine what is the /dev/video node correspondent to

"ipu1_ic_prpenc capture":



.. code-block:: none



   media-ctl -e "ipu1_ic_prpenc capture"

   /dev/video1





/dev/video1 is the streaming element in this case.



Starting the streaming via v4l2-ctl:



.. code-block:: none



   v4l2-ctl --stream-mmap -d /dev/video1



Starting the streaming via Gstreamer and sending the content to the display:



.. code-block:: none



   gst-launch-1.0 v4l2src device=/dev/video1 ! kmssink



Known Issues

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