VideoQ
VideoQ[video] yields True if video has the form of a valid Video object, and False otherwise.
Examples
VideoQ[Video["test.mp4"]]VideoQ["not a video"]Please visit the official Wolfram Language Reference for more details.
WLJS NotebookWLJS NotebookVideoQ[video] yields True if video has the form of a valid Video object, and False otherwise.
VideoQ[Video["test.mp4"]]VideoQ["not a video"]Please visit the official Wolfram Language Reference for more details.