Merge commit 'dac5e0013d1ea396f0b3a3f07654f2ecbfb79ac9' * commit 'dac5e0013d1ea396f0b3a3f07654f2ecbfb79ac9': Change camera interface to support multiple cameras.
Merge commit 'dac5e0013d1ea396f0b3a3f07654f2ecbfb79ac9' * commit 'dac5e0013d1ea396f0b3a3f07654f2ecbfb79ac9': Change camera interface to support multiple cameras.