I understand that PTS is just adjusting how long a single frame is shown in a video but setpts has felt like the only reliably precise way of cutting the source.mp4 down. Aside from my main question, it doesn't seem like ImageMagick's convert supports user supplied palette files. 1-(234-2)/234) gives me 0.0085 which I useįfmpeg -i source.mp4 -vf setpts=PTS*0.0085,palettegen palette.pngįfmpeg -i source.mp4 -i palette.png -filter_complex setpts=PTS*0.0085,paletteuse survey.gifĪctually making the gif is excruciatingly slow compared to extracting the desired frames into a massive directory of png's which I can then combine with convert into a gif. I have a 30fps video that is 234 minutes long and want to shrink it down to 2 minutes.
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