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ros-naoqi / naoqi_driver

c++ bridge based on libqi
Apache License 2.0
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cannot receive image #22

Closed k-okada closed 9 years ago

k-okada commented 9 years ago

I had following error message on pepper robot

front_camera Camera Handle is empty - cannot retrieve image
infrared_camera Camera Handle is empty - cannot retrieve image
front_camera Camera Handle is empty - cannot retrieve image
depth_camera Camera Handle is empty - cannot retrieve image
infrared_camera Camera Handle is empty - cannot retrieve image
front_camera Camera Handle is empty - cannot retrieve image
depth_camera Camera Handle is empty - cannot retrieve image
front_camera Camera Handle is empty - cannot retrieve image
infrared_camera Camera Handle is empty - cannot retrieve image
Karsten1987 commented 9 years ago

It's a known issue. For me this indicates a problem in naoqi ALVideoDevice. This error message occurs directly when the proxy towards the ALVideoDevice doesn't deliver a correct image.

Rebooting naoqi or closing the cameras with the ALVideoDevice API may help here.

vrabaud commented 9 years ago

a warning message explaining the status and what to do should be written then

Karsten1987 commented 9 years ago

fixed in 537716962e467985178b7f37cf6534cc0835d1ae