(In reply to comment #0)
> 23.976fps becomes 23.92/23.95 and sometimes goes to 22.93fps
> 25fps becomes 25.02 or 25.05fps
> 29.97 interlaced decodes with around 58fps instead of 59.94fps.

That the refresh frequency is a bit off might happen, but not that much.

How did you measured those nunmbers?