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Changing the frame rate - FFmpeg Wiki
https://trac.ffmpeg.org/wiki/ChangingFrameRate
2021/02/04 ... ffmpeg can be used to change the frame rate of an existing video, such that the output frame rate is lower or higher than the input frame ...
How to speed up / slow down a video - FFmpeg trac
https://trac.ffmpeg.org/wiki/How to speed up / slo ...
2021/08/21 ... You can avoid dropped frames by specifying a higher output frame rate than the input. For example, to go from an input of 4 FPS to one that ...
Using ffmpeg to change framerate - Stack Overflow
https://stackoverflow.com/questions/45462731/using ...
2017/08/02 ... With re-encoding: ffmpeg -y -i seeing_noaudio.mp4 -vf "setpts=1.25*PTS" -r 24 seeing.mp4. Without re-encoding: First step - extract video to ...
How to encode a video at 30 FPS from images taken at 7 FPS
https://video.stackexchange.com/questions/13066/ho ...
I'm using the below code to do the same thing. ffmpeg -framerate 30 -i img%03d.png -c:v libx264 -pix_fmt yuv420p -crf 23 output.mp4.
What's the meaning of ffmpeg's fps options? - Super User
https://superuser.com/questions/584760/whats-the-m ...
You can find the documentation on the FFmpeg homepage. ... You could also write -vf fps="fps=1/60" , of course. So, when you use 1/60 that means 1/60 frames per ...
Change the frame rate of an MP4 video with ffmpeg - Super User
https://superuser.com/questions/320045/change-the- ...
For example, to go from an input of 4 FPS to one that is sped up to 4x that (16 FPS): ffmpeg -i input.mkv -r 16 -filter:v "setpts=0.25*PTS" output.mkv ...
How to increase video's FPS and speed correctly with ffmpeg?
https://superuser.com/questions/1354552/how-to-inc ...
With the fps filter first, ffmpeg will insert 25 duplicate frames each second in order to convert 5 fps to 30, and then speed it up 6x.
How to set FPS using ffmpeg - Super User
https://superuser.com/questions/1215648/how-to-set ...
2017/06/03 ... Move the -r argument somewhere between the input and output file. In your case, the frame rate is not changed, since you only copy the video ...
fps - FFmpeg
http://underpop.online.fr/f/ffmpeg/help/fps.htm.gz
fps. Convert the video to specified constant frame rate by duplicating or dropping frames as necessary. It accepts the following parameters: ' fps '.
[FFmpeg-user] Meaning of input frame rate
https://ffmpeg.org/pipermail/ffmpeg-user/2013-Augu ...
2013/08/23 ... mpg This will use an input frame rate of 1 frame per second. The output will be 29.97 frames per second. ffmpeg will duplicate frames to reach ...