Exercises with Raspberry Pi libcamera package
- libcamera-hello
- libcamera-jpeg
- libcamera-still
- libcamera-vid
- libav integration with libcamera-vid
- libcamera-raw
- libcamera-detect
Permits files to be saved in a variety of popular formats. The encoding option (-e or --encoding) must be explicitly specified since the file format is not dependent on the filetype name.
$ libcamera-still -o hello.jpg -e png -n -r --metering average -v 0 --roi 0.25, 0.25, 0.75, 0.75
where
| Parameter | Value | Default | Notes |
|---|---|---|---|
| -o, --output | filename | none | output filename |
| -e, --encoding | type | none | type= png, jpg, bmp, rgb, yuv420 |
| -n, --nopreview | do not show preview | ||
| -r, --raw | capture RAW data too | ||
| --metering | average | centre | set the metering mode (centre, spot, average, custom) |
| -v | 0 | 1 | Set verbosity level, 0 is no output |
| --roi | 0.2,0,25,0.9,0.5 | 0,0,1,1 | select a crop (region of interest) from the camera <x,y,w,h> |