Fastest way to extract frames using ffmpeg?

Question

Hi I need to extract frames from videos using ffmpeg.. Is there a faster way to do it than this:

ffmpeg -i file.mpg -r 1/1 $filename%03d.jpg

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Answer 1

I tried it. 3600 frame in 32 seconds. your method is really slow. You should try this.

ffmpeg -i file.mpg -s 240x135 -vf fps=1 %d.jpg