Then divide the frame counter in the progress output by this and multiply by 100 to get the percentage. If you are creating a script (php/python etc) to get the progress of the encoding, then I would recommend getting the number of frames there are in the video before the encoding with: INPUT_FILE="input.mp4" Parse format/codec options and prepare raw ffmpeg option list. Don't forget that the contents of the file is not overwritten, but appended to, so it will become a very long file like so: frame=7149 The output has to have at least an audio or a video stream (or both). When an encoding is finished, the progress value will be set to end. How to extract all key frames from a video clip Hope that helps. ffmpeg -i 2.flv -vf 'selecteq(picttype\,I)' -vsync vfr frame-02d.png Credit to this comment a similar question. A single progress update "chunk" is as follows: frame=584 This will output all the i frames as PNG images. How to get progress of file move in python How to show progress bar (tqdm) while. It does this with a set of name value pairs with each value being on its own line. Remove frames in pyplot getting source ip scapy python cyrillic decode. It outputs progress as number of frames processed so you will first need to query number of frames in your input file. Then parse this output periodically and get the info you need. then FFmpeg will keep appending details about its progress to that file as it goes along. It will output machine readable progress info into specified file (you can also output that into stdout). If you add the following to any of your ffmpeg commands: -progress progress-log.txt To the ffmpeg command, telling it to output progress to a file, which can be easily parsed by a script. Luckily this can easily be resolved by adding a parameter One of the biggest problems I've had though is figuring out an easy way for my website to check the progress of an encoding job. I often use ffmpeg to convert videos on my local machine, but I need to move over to setting up a server running a website that I can upload videos to and have it perform the encoding.
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