On 02/09/14 17:11, Andy Young wrote:
>>> On Tuesday, September 2, 2014 2:21 AM, Damian Głodny <[email protected]> 
>>> wrote:
> 
>>> Hi, Arno. Thank you for advice, I will check it. I also found some 
>>> information
>>> about converting videos from 29.970 to 23.976:
>>>
>>> https://documentation.apple.com/en/finalcutpro/usermanual/index.html#chapter=E%26section=2%26tasks=true
>>>
>>> In document above you can find some techniques to convert your videos. 
>>> There are
>>> methods for conversion from 29.970 to 23.976 called:
>>>    - 3:2 Pulldown Removal,
>>>    - 2:3:3:2 Pulldown Removal
>>>    - Duplicate Frame Removal (bad)
>>>
>>> Is it possible to use them in FFMPEG?
> 
>> Yes but it won't help you. These methods are for undoing telecined material. 
>> That is material that was originally 24 fps and was "telecined" into 30 fps. 
>> They will not work on your material. There are in >ffmpeg at "pullup" and 
>> "fieldmatch." I think you are going in circles.
> 
>> ffmpeg cannot do what you want, unless someone adds this "optical flow" 
>> stuff, you are out of luck in using ffmpeg directly.
> 
> I hope this is not "bad form" to offer an alternative to ffmpeg on this 
> mailing list, but in case it helps
> 
> The ffmpeg fork, ffmbc, purports to have an interpolating frame rate filter:
> 
> @section framerate
> 
> Change the frame rate by interpolating new video output frames from the source
> frames.
> 

That is interpolating individual pixel values, i.e. frame blending
rather than motion vector interpolation as per slowmoVideo or Alchemist.


> [...]
-- 
Tim.
Key Fingerprint 38CF DB09 3ED0 F607 8B67 6CED 0C0B FC44 8B0B FC83
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