ffmpeg Cheat Sheet

Commonly used ffmpeg commands

Converting Video

$ ffmpeg -i input.mov output.mp4

Video to GIF

#Usage
$ ./gifCreator.sh saveas.mp4 anim.gif

Downloading Video

Browser ➡ WebPage ➡ Inspect ➡ Network ➡ search for video/audio file format like m3u8, mp4 etc

$ ffmpeg -i "<video URL>" -c:v libx264 -preset slow -crf 22 "<save-as>"
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$ ffmpeg -i "https://cnnios-f.akamaihd.net/i/cnn/big/us/2020/05/24/myrtle-beach-memorial-day-weekend-chen-nr-sot-vpx.cnn_3239527_ios_,440,650,840,1240,3000,5500,.mp4.csmil/index_5_av.m3u8" -c:v libx264 -preset slow -crf 22 "saveas.mp4"

Creating Thumbnail

$ ffmpeg -i <video-file-Path> -vframes 1 -an -s 400x222 -ss 30 <image-file-Path>
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$ ffmpeg -i saveas.mp4 -vframes 1 -an -s 400x222 -ss 30 thumb.jpg

Extracting Audio

“-vn” ➡ No video

$ ffmpeg -i <video-file-Path> -vn -acodec copy <audio-file-Path>