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Fix camera FPS set issue (#2275)

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Set camera width/height 1st before FPS setting, to avoid FPS set failure alike:

ERROR:__main__:Failed to connect or configure OpenCV camera /dev/video2: OpenCVCamera(/dev/video2) failed to set fps=30 (actual_fps=25.0).
This commit is contained in:
Xiaoxuan Liu
2025-10-21 17:31:03 +08:00
committed by GitHub
parent b954337ac7
commit 92b479f9ac
1 changed files with 5 additions and 5 deletions
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10
src/lerobot/cameras/opencv/camera_opencv.py
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@@ -208,11 +208,6 @@ class OpenCVCamera(Camera):
if self.videocapture is None:
raise DeviceNotConnectedError(f"{self} videocapture is not initialized")
if self.fps is None:
self.fps = self.videocapture.get(cv2.CAP_PROP_FPS)
else:
self._validate_fps()
default_width = int(round(self.videocapture.get(cv2.CAP_PROP_FRAME_WIDTH)))
default_height = int(round(self.videocapture.get(cv2.CAP_PROP_FRAME_HEIGHT)))
@@ -225,6 +220,11 @@ class OpenCVCamera(Camera):
else:
self._validate_width_and_height()
if self.fps is None:
self.fps = self.videocapture.get(cv2.CAP_PROP_FPS)
else:
self._validate_fps()
def _validate_fps(self) -> None:
"""Validates and sets the camera's frames per second (FPS)."""