[MPlayer-users] frame interpolation and motion vectors

Peter Kryszkiewicz vertexg at telus.net
Mon Jun 19 23:44:25 CEST 2006

Rich Felker wrote:
> On Mon, Jun 19, 2006 at 02:15:14PM -0700, Peter Kryszkiewicz wrote:
>> I've answered my own question, I think (previous post on frame 
>> interpolation) and generated a new one. It seems the best way to convert 
>> to an arbitrary frame rate (for instance 12fps to 23.97fps) is to 
>> interpolate the motion vectors and use selective blur so that static 
>> parts of the frames stay unaffected. Since this is interesting to me, Id 
>> like to try doing it (in C++).
>> Would I be re-inventing the wheel, or is there Open Source software out 
>> there that has already addressed this?
> There is experimental software (unrelated to MPlayer) to do this, but
> the quality is rather poor. In principle this process will never give
> very good results. I would either stick with 12 fps or use a better
> camera.
> If you do want to try adding filters to MPlayer for this purpose, they
> must be C, not C++. MPlayer does not include C++ code except a few
> wrappers for C++ libraries that will be removed as soon as possible.
> Rich
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Thanks kindly. I will try this (in C) as it's the kind of problem that 
greatly interests me. But first I will investigate the telecine solution 
as you suggested.

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