The VideoLAN Forums

Even easier. the goto time function already exists,

just create a keyboard stoke that does a goto to the previous frame.

It should be easy to implement single frame step to previews. A couple lines of code, and it needs to be activated by a key, so it's not on the screen. Clearly the software can already jump back a second or so or to the last I frame and then play to the previous frame from where the video is at the ...