Camera Guide¶

Camera Enablement¶

Module	Camera	Precompiled Image	Yocto Enablement
QSMP-2550	RaspberryPi Camera	qsmp-2550-karo-image-weston in Download Area	Raspberry Pi Camera
QSMP-2350	RaspberryPi Camera	qsmp-2350-karo-image-weston in Download Area	Raspberry Pi Camera

Camera DTB¶

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

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.

Module

Camera

Stream Options

qsmp-2*

RaspberryPi Camera

Start camera stream from serial terminal:

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