senxor.cam
senxor.cam¶
RGB camera related utilities.
list_camera()
¶
List all cameras available.
Warning:
This function is deprecated. Use list_camera_info instead.
Returns:
list[str] A list of camera names.
Examples:
list_camera() ['Camera 0', 'Camera 1', 'Camera 2']
You can use cv2.VideoCapture(index) to open a camera.
list_camera_info(backend=0, *, exclude_same_index=True)
¶
List available camera information.
Parameters:
| Name | Type | Description | Default |
|---|---|---|---|
backend
|
int
|
The backend to use for camera enumeration. If 0, all supported backends are used. |
0
|
exclude_same_index
|
bool
|
If backend is 0, True means exclude cameras with the same index across backends. Some cameras are available on multiple backends. If you are not interested in this, set it to False. |
True
|
Returns:
| Type | Description |
|---|---|
list of CameraInfo
|
List of camera information objects. Use |
Examples:
- List all cameras available and exclude duplicate indices.
>>> for camera in list_camera_info():
... print(camera.index, camera.name, camera.backend)
0 GENERAL - VIDEO 700
1 Integrated Camera 700
- List all cameras available and include duplicate indices.
>>> for camera in list_camera_info(exclude_same_index=False):
... print(camera.index, camera.name, camera.backend)
0 GENERAL - VIDEO 700
1 Integrated Camera 700
0 GENERAL - VIDEO 1400
1 Integrated Camera 1400
- Connect to a specific camera.
>>> camera = list_camera_info()[0]
>>> cap = cv2.VideoCapture(camera.index, camera.backend)
- View the camera information.
>>> cam_info = list_camera_info()[0]
>>> print(cam_info.index)
0
>>> print(cam_info.name)
GENERAL - VIDEO
>>> print(cam_info.backend)
700
>>> print(cam_info.vid)
1234
>>> print(cam_info.pid)
5678
>>> print(cam_info.path)
/dev/video0