.. |br| raw:: html

   <br/>

.. _qsmp2-bsp-camera:

Camera Guide
============

Camera Enablement
-----------------

.. list-table::
   :header-rows: 1

   * - Module
     - Camera
     - Precompiled Image
     - Yocto Enablement

   * - QSMP-2550
     - `RaspberryPi Camera`_
     - *qsmp-2550-karo-image-weston* in `Download Area`_
     - :ref:`yocto-guide/mainline/build:Raspberry Pi Camera`

   * - QSMP-2350
     - `RaspberryPi Camera`_
     - *qsmp-2350-karo-image-weston* in `Download Area`_
     - :ref:`yocto-guide/mainline/build:Raspberry Pi Camera`



Camera DTB
----------

To enable camera support you need to load the appropriate FDT overlay according to the following table.

.. list-table::
   :header-rows: 1
   :widths: 25 25 50

   * - Module
     - Camera Supported
     - FDT overlay

   * - qsmp-2* on qsbase5
     - `RaspberryPi Camera`_
     - qsmp-csi


Stream Camera
-------------

To stream a camera live video on your weston desktop follow the instructions listed below.

.. list-table::
   :header-rows: 1
   :widths: 15 15 70

   * - Module
     - Camera
     - Stream Options

   * - qsmp-2*
     - `RaspberryPi Camera`_
     - Start camera stream from serial terminal:

       .. prompt::
          :prompts: #

          export XDG_RUNTIME_DIR=/run/user/1000
          export WAYLAND_DISPLAY=wayland-1
          media-ctl -r
          media-ctl -d platform:48030000.dcmipp -l \
            '"stm32_csi 48020000.csi":1->"dcmipp_input":0[1]'
          media-ctl -d platform:48030000.dcmipp -l \
            "'dcmipp_input':2->'dcmipp_main_isp':0[1]"
          media-ctl -d platform:48030000.dcmipp \
            --set-v4l2 "'imx219 0-0010':0[fmt:SRGGB10_1X10/2592x1940]"
          media-ctl -d platform:48030000.dcmipp \
            --set-v4l2 "'stm32_csi 48020000.csi':1[fmt:SRGGB10_1X10/2592x1940]"
          media-ctl -d platform:48030000.dcmipp \
            --set-v4l2 "'dcmipp_input':2[fmt:SRGGB10_1X10/2592x1940 field:none]"
          media-ctl -d platform:48030000.dcmipp \
            --set-v4l2 "'dcmipp_main_isp':1[fmt:RGB888_1X24/2592x1940 field:none]"
          media-ctl -d platform:48030000.dcmipp \
            --set-v4l2 "'dcmipp_main_postproc':0[compose:(0,0)/640x480]"
          media-ctl -d platform:48030000.dcmipp \
            --set-v4l2 "'dcmipp_main_postproc':1[fmt:RGB888_1X24/640x480]"
          export main_capture_dev=\
            $(media-ctl -d "platform:48030000.dcmipp" -e "dcmipp_main_capture")

          gst-launch-1.0 v4l2src device=$main_capture_dev ! \
            "video/x-raw, format=RGB16, width=640,height=480, framerate=30/1" ! \
            queue ! waylandsink fullscreen=true

       


.. _`RaspberryPi Camera`: https://www.raspberrypi.org/products/camera-module-v2/
.. _`Download Area`: https://www.karo-electronics.com/downloads