Computer Tips - How do I use ffmpeg to convert a video to a sequence of stills (images)?

Date: 2008jun6 Q. How do I use ffmpeg to convert a video to a sequence of stills (images)? A. Do this:
ffmpeg -i myvideo.mpg myframe%04d.png
This will convert myvideo.mpg into a bunch of PNG files named myframe0001.png, myframe0002.png, ... Many other image formats are supported.