Ffmpeg crop is dropping frames9/6/2023 ![]() This can be useful when channel logos distort the video area. Set the counter that determines after how many frames cropdetect will reset the previously detected largest video area and start over to detect the current optimal crop area. 16 is best when encoding to most video codecs. Use 2 to get only even dimensions (needed for 4:2:2 video). The offset is automatically adjusted to center the video. Set the value for which the width/height should be divisible by. An intensity value greater to the set value is considered non-black. Set higher black value threshold, which can be optionally specified from nothing (0) to everything (255). ![]() The crop filter accepts the following options (see ): ![]() The detected dimensions correspond to the non-black area of the input video. It calculate necessary cropping parameters and prints the recommended parameters through the logging system.
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