17staticconstchar input_message[] = "Required. An input to process. The input must be a single image, a folder of "
18"images, video file or camera id.";
19staticconstchar loop_message[] = "Optional. Enable reading the input in a loop.";
20staticconstchar output_message[] = "Optional. Name of the output file(s) to save. Frames of odd width or height can be truncated. See https://github.com/opencv/opencv/pull/24086";
21staticconstchar limit_message[] = "Optional. Number of frames to store in output. If 0 is set, all frames are stored.";