video_stream: implement auto focus

ros-drivers / video_stream_opencv

A package to open video streams and publish them in ROS using the opencv videocapture mechanism

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Open machinekoder opened 3 years ago

machinekoder commented 3 years ago

This patch adds properties for cameras with autofocus and/or software driven focus functionality.

machinekoder commented 3 years ago

@furushchev @awesomebytes Rebased on master. See comments above regarding behavior with cameras not support autofocus.