[MEncoder-users] Trying to fully understand de-interlacing.

[Alexander Strange]

On Mon, Jun 28, 2010 at 5:53 AM, Andrew Berg <bahamutzero8825 at gmail.com> wrote:
> On 6/27/2010 7:22 PM, Peter wrote:
>> I would like to make the best of this interlaced content, without discarding
>> either the 60 frames per second, or the 1920x1080 resolution. I want the
>> 'impossible' holy grail of making a 1920x1080/60p file out of it. Of course, I
>> will then compress the file with H.264, but at that point, I will let H.264 do
>> its compression magic in a more appropriate and efficient way than the
>> interlacing did.
>>
> You will waste many bits if you go from 60 fields per second to 60
> frames per second before encoding. You would be compressing generated
> bits, since it's essentially upscaling. yadif is a very good (but slow)
> deinterlacer and you will get good results with it going from 60 fields
> to 30 frames per second.

Yadif is not a particularly slow deinterlacer; like most of the
mplayer filters, it runs in realtime and there are (somewhat) better
ones which run (much) more slowly.
TempGaussMC is one:
http://avisynth.org/mediawiki/TempGaussMC