Difference between revisions of "User:Woozle/linkdump/2022"

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* https://news.mit.edu/2022/ultrasound-stickers-0728 - interior view of the body
 
* https://news.mit.edu/2022/ultrasound-stickers-0728 - interior view of the body
 
* https://lifehacker.com/how-your-teenager-s-friendships-can-impact-their-adulth-1849326001 - not a deep analysis, but at least acknowledging a truth that is often denied.
 
* https://lifehacker.com/how-your-teenager-s-friendships-can-impact-their-adulth-1849326001 - not a deep analysis, but at least acknowledging a truth that is often denied.
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* https://github.com/mifi/editly - CLI video editor, seems to be at least ''trying'' for usability...
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 +
To rotate a video 90 degrees, try:
 +
$INPUTVIDEO='input.mp4'
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$OUTPUTVIDEO='output.mp4'
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ffmpeg -i $INPUTVIDEO -metadata:s:v rotate="-90" -codec copy $OUTPUTVIDEO
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* note that the "rotate" parameter is absolute. The meta on the file may ''already'' be -90, if the video was recorded on a phone in photo-orientation, so you'd want to use 0 or 180.
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* possibly additional tips & tricks here:
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** https://gist.github.com/ViktorNova/1dd68a2ec99781fd9adca49507c73ee2

Revision as of 00:49, 2 August 2022

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To rotate a video 90 degrees, try:

$INPUTVIDEO='input.mp4'
$OUTPUTVIDEO='output.mp4'
ffmpeg -i $INPUTVIDEO -metadata:s:v rotate="-90" -codec copy $OUTPUTVIDEO