Convert from mp4 to gif

./ffmpeg -i video.mp4 -filter_complex "[0:v] unsharp=lx=3:ly=3:la=.8,eq=brightness=-0.05,eq=saturation=1.2,fps=50,split [a][b];[a] palettegen [p];[b][p] paletteuse" demo.gif -y

References

• https://engineering.giphy.com/how-to-make-gifs-with-ffmpeg/
• https://www.youtube.com/watch?v=M58rc7cxl_s