raspberry PI camera occupation problem and solution
when using Python and PiCamera to take a photo/video, if
is not in time
camera.close()
When
runs again, an error may occur:
picamera.exc.PiCameraMMALError: Failed to enable connection: Out of resource
solution:
just find and kill the process where the Camera is.
step1: ps -u
find the corresponding python PID, such as 14255
step2: kill 14255
step3: re-run, problem solved
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