- Quick Time
ffmpeg
- Open Quick Time
- File > New > Screen Recording
- Click the red button.
- Follow the instructions
- Save your recording
- Open terminal.
- Navigate to where you saved the
.mov
file - Run the following command:
$ ffmpeg -i screencast.mov \
-s 600x400 -pix_fmt rgb24 -r 10 -f gif - \
| gifsicle --optimize=3 --delay=3 \
> screencast.gif