Cameras¶

Camera¶

class zoloto.cameras.camera.Camera(camera_id, *, calibration_file=None)[source]¶

__init__(camera_id, *, calibration_file=None)[source]¶

Initialize self. See help(type(self)) for accurate signature.

Return type: None

capture_frame()[source]¶

Return type: ndarray

close()[source]¶

Return type: None

classmethod discover(**kwargs)[source]¶

Return type: Generator[Camera, None, None]

get_calibrations()¶

Return type: Optional[CalibrationParameters]

get_detector_params(params)¶

Return type: aruco_DetectorParameters

abstract get_marker_size(marker_id)¶

Return type: int

get_video_capture(camera_id)[source]¶

Return type: VideoCapture

get_visible_markers(*, frame=None)¶

Return type: List[int]

abstract property marker_dict¶

Return type: MarkerDict

process_frame(*, frame=None)¶

Return type: Generator[Marker, None, None]

process_frame_eager(*, frame=None)¶

Return type: Generator[Marker, None, None]

save_frame(filename, *, annotate=False, frame=None)¶

Return type: ndarray

Snapshot Camera¶

class zoloto.cameras.camera.SnapshotCamera(camera_id, *, calibration_file=None)[source]¶

A modified version of Camera optimised for single use.

Doesn’t keep the camera open between captures