#OS X Movie to animated GIF
ffmpeg -i movie-name.mp4 -s 600x400 -pix_fmt rgb24 -r 10 -f gif - | gifsicle --optimize=0 --delay=3 > movie-name.gif
##Options
-r 10
tells ffmpeg to reduce the frame rate from 25 fps to 10-s 600x400
tells ffmpeg the max-width and max-height--delay=7
tells gifsicle to delay 70ms between each gif--optimize=3
requests that gifsicle use the slowest/most file-size optimization
##Installation
The conversion process requires the following command-line tools:
- ffmpeg to process the video file
- gifsicle to create and optimize the an animated gif
If you use homebrew and homebrew-cask software packages, just type this in:
brew install ffmpeg
brew cask install x-quartz #dependency for gifsicle, only required for mountain-lion and above
open /usr/local/Cellar/x-quartz/2.7.4/XQuartz.pkg # runs the XQuartz installer
brew install gifsicle