Yes, we have a basic trimming feature available as part of the Clipchamp API. It allows you to pass in 2 time stamps to cut in/out of the video file.
Thus you can create an option for your users to select only a portion of a video to be uploaded to you.
This trimming parameter lets you specify 2 timely offsets into the file, representing the point in times to cut in and out.
The API parameters to use for this purpose are
encoding.trim, encoding trim.from and
In addition you also have the option to "crop" a user video by defining a rectangular area within the dimensions of the output video. The correct API parameter to use is encoding.crop with its options.