![]() ![]() Go to the official FFmpeg website to download the file. ![]() Part 1: How to Use FFmpeg to Edit and Convert Videos on Windows ffmpeg -i input.mp4 -vf scale-1:720 output.mp4. Specify the Height To Retain the Aspect Ratio.The resulting video will have a resolution of 320×180. ffmpeg -i input.mp4 -vf scale320:-1 output.mp4. Specify the Width To Retain the Aspect Ratio.This can be done in two ways as discussed above, so lets try both ways. On the left side, you will see Cropping option with input boxes to enter dimensions for all four sides of the video How do I change the aspect ratio of a video in FFmpeg? To start cropping a video, open a new video file in Handbrake, then go to Dimensions tab. Remove $x pixels from either side of the video: cropin_w-2*$x:in_h.Remove $x pixels from the top and bottom: cropin_w:in_h-2*$x.How do I change the aspect ratio of a video in FFmpeg?. ![]()
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