Class Summary Class Description AddWatermarkToVideoWatermark a Video with the given Picture, at the given position (from top-left). ConcatVideosOperation for merging 2-n videos in one. ExtractClosedCaptionsFromVideoExtracts Closed Captions from a Video. SliceVideoSlices the video to obtain a part of it. SliceVideoInPartsOperation for slicing a video in parts with approximately equal duration.