RaspberryPi: Difference between revisions
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Using camera with v4l driver | == Documentation == | ||
* http://elinux.org/RPi_Low-level_peripherals | |||
* http://www.raspberrypi.org/documentation/hardware/raspberrypi/bcm2835/BCM2835-ARM-Peripherals.pdf | |||
== Using camera with v4l driver == | |||
{{cmd|code= | {{cmd|code= | ||
Latest revision as of 16:05, 4 February 2016
Documentation
- http://elinux.org/RPi_Low-level_peripherals
- http://www.raspberrypi.org/documentation/hardware/raspberrypi/bcm2835/BCM2835-ARM-Peripherals.pdf
Using camera with v4l driver
<syntaxhighlight lang="bash">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</syntaxhighlight>