Cameras

class zoloto.cameras.camera.SnapshotCamera(camera_id, *, marker_size=None, marker_type, calibration_file=None, resolution=None)[source]

A modified version of Camera optimised for single use.

Doesn’t keep the camera open between captures

__init__(camera_id, *, marker_size=None, marker_type, calibration_file=None, resolution=None)[source]

capture_frame()[source]

Return type: ndarray

close()

Return type: None

classmethod discover(**kwargs)[source]

Return type: Generator[SnapshotCamera, None, None]

get_detector_params()

Return type: aruco_DetectorParameters

get_marker_size(marker_id)

Return type: int

get_resolution()[source]

Return type: Tuple[int, int]

get_video_capture(camera_id)[source]

Return type: VideoCapture

get_visible_markers(*, frame=None)

Return type: List[int]

process_frame(*, frame=None)

Return type: Generator[Union[UncalibratedMarker, Marker], None, None]

process_frame_eager(*, frame=None)

Return type: Generator[EagerMarker, None, None]

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

Return type: ndarray