movie to gif via ffmpeg
ffmpeg -i ~/Desktop/darkmode.mov -filter_complex "[0:v] fps=40, setpts=0.5*PTS" -f gif ~/Desktop/darkmode-2.gif-i specify input file -f specify format
lastly sepcify output file
extras:
-ssfor seeking-filter_complexto do filteringfps=40control frame per second, more or less detailsetpts=0.5*PTSspeed up the video reference