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| Get everything | |
| v4l2-ctl --device /dev/video0 --all | |
| List all the controls webcam has. | |
| v4l2-ctl -d 0 -l | |
| List all the resolutions | |
| v4l2-ctl --list-formats-ext | |
| List all the formats | |
| v4l2-ctl --list-formats --device 0 |
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