RaspberryPi

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Documentation

Using camera with v4l driver

modprobe bcm2835-v4l2

# viewfinder

v4l2-ctl --overlay=1 # enable viewfinder
v4l2-ctl --overlay=0 # disable viewfinder

# record video
v4l2-ctl --set-fmt-video=width=1920,height=1088,pixelformat=4
v4l2-ctl --stream-mmap=3 --stream-count=100 --stream-to=somefile.264

# capture jpeg
v4l2-ctl --set-fmt-video=width=2592,height=1944,pixelformat=3
v4l2-ctl --stream-mmap=3 --stream-count=1 --stream-to=somefile.jpg

# set bitrate
v4l2-ctl --set-ctrl video_bitrate=10000000

# list supported formats
v4l2-ctl --list-formats