VideoMapList
VideoMapList[f,video] applies f to a chunk of data corresponding to one frame from the Video object video, returning a list of results.
VideoMapList[f,video,n] applies f to overlapping partitions corresponding to n video frames.
VideoMapList[f,video,n,d] applies f to partitions with offset d.
VideoMapList[f,{video1,video2,…},…] applies f to a list of inputs extracted from each videoi.
Please visit the official Wolfram Language Reference for more details and examples on core symbols.