Changes between Version 2 and Version 3 of How to speed up / slow down a video


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Timestamp:
07/25/2012 08:15:53 PM (11 months ago)
Author:
rogerdpack
Comment:

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  • How to speed up / slow down a video

    v2 v3  
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    8 Note that this method will drop frames to achieve your desired speed. 
     8Note that this method will drop frames to achieve your desired speed.  You can avoid dropping frames by specifying a higher "output frame rate" than the input, for example, to go from 4 to 16 fps: 
     9 
     10{{{ 
     11ffmpeg -i Input.mp4 -r 16 -vf setpts=0.125*PTS -an Output.mp4 
     12}}} 
     13 
     14Or possibly by specifying the vcodec as "copy". 
     15 
    916 
    1017To slow down your video, you can type: