John Zhao de0f0d0639 Log error and return if no devices

2018-05-15 22:01:15 +08:00

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camera.cc

Log error and return if no devices

2018-05-15 22:01:15 +08:00

CMakeLists.txt

Update CMakeLists.txt

2018-05-11 16:15:26 +08:00