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Useful FFmpeg Commands

Remove Metadata from Video File

To remove metadata from a video file using FFmpeg, you can use the following command:

ffmpeg -i input.mp4 -map_metadata -1 -c:v copy -c:a copy output.mp4

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// XPath CheatSheet
// To test XPath in your Chrome Debugger: $x('/html/body')
// http://www.jittuu.com/2012/2/14/Testing-XPath-In-Chrome/


// 0. XPath Examples.
// More: http://xpath.alephzarro.com/content/cheatsheet.html


'//hr[@class="edge" and position()=1]'                // every first hr of 'edge' class