1.In my device tree, four cameras exist.But I can only identify three cameras with multimedia API.And if I configure three cameras In my device tree, I can identify two.
Follow is the sheet of number of cameras in my device tree and the real number identified with multimedia API.
number in device tree | real number identified with multimedia API
2 | 2
3 | 2
4 | 3
5 | 6
6 | 5
- Now I set two cameras in my device tree.the device node of the first one is /dev/video0 and the second one is /dev/video1. When I capture video with ‘argus_camera --device=0’, I get the video from the second camera, and I get the video from the first camera when I capture video with ‘argus_camera --device=1’.