I would like to crop the video to 480x270 without quality loss.See one of the other methods below if you want an output file.
These values will replace the current ones if the stream is already cropped. Note that some sizes may not be representable if the chroma is subsampled or the stream is interlaced (see H.264 section 7.4.2.1.1). The output will be lossless but the output file will be huge. This will result in no loss, but you will be restricted to the ancient MJPEG format. Im not familiar with OS X, so I cant recommend anything else. ![]() This is just a basic truth of digital video production that you cannot work around by just passing command line options to ffmpeg. It must be uncompressed, modified (cropped), then compressed again. Thant being said, you shouldnt lose TOO much quality give an high enough bitrate. The syntax slightly differs, though, because you can only set the amount of cropping from the four edges, not the target rectangle size. Vlc Export Cropped Video Full HD FrameFor the OPs 480270 area at position (200,200) from the top left in a 19201080 full HD frame, we get. Vlc Export Cropped Video Software And HardwareAlas, I have not tested it myself yet and cannot say anything about support in software and hardware players. A first simple check failed miserably, though.). I tried this with one of my video files, but it didnt work reliably between different video players. I am using VLC Player and it interprets cropleft and croptop wrong, the video has been cropped from the right and bottom instead. Then I tried Windows Media Player and there the same video was cropped as intended from top and left. I need to have the video cropped in all players the same way, so I cannot use this option. Provide details and share your research But avoid Asking for help, clarification, or responding to other answers. Making statements based on opinion; back them up with references or personal experience. Not the answer youre looking for Browse other questions tagged video ffmpeg or ask your own question.
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