lerobot/lerobot/common/cameras/utils.py

54 lines
1.5 KiB
Python

from typing import Protocol
import numpy as np
from lerobot.common.cameras.configs import (
CameraConfig,
IntelRealSenseCameraConfig,
OpenCVCameraConfig,
)
# Defines a camera type
class Camera(Protocol):
def connect(self): ...
def read(self, temporary_color: str | None = None) -> np.ndarray: ...
def async_read(self) -> np.ndarray: ...
def disconnect(self): ...
def make_cameras_from_configs(camera_configs: dict[str, CameraConfig]) -> list[Camera]:
cameras = {}
for key, cfg in camera_configs.items():
if cfg.type == "opencv":
from lerobot.common.cameras.opencv import OpenCVCamera
cameras[key] = OpenCVCamera(cfg)
elif cfg.type == "intelrealsense":
from lerobot.common.cameras.intelrealsense import IntelRealSenseCamera
cameras[key] = IntelRealSenseCamera(cfg)
else:
raise ValueError(f"The motor type '{cfg.type}' is not valid.")
return cameras
def make_camera(camera_type, **kwargs) -> Camera:
if camera_type == "opencv":
from lerobot.common.cameras.opencv import OpenCVCamera
config = OpenCVCameraConfig(**kwargs)
return OpenCVCamera(config)
elif camera_type == "intelrealsense":
from lerobot.common.cameras.intelrealsense import IntelRealSenseCamera
config = IntelRealSenseCameraConfig(**kwargs)
return IntelRealSenseCamera(config)
else:
raise ValueError(f"The camera type '{camera_type}' is not valid.")