Just deinterlace - tried and tested
Howard
>________________________________
> From: chris <[email protected]>
>To: Nuke user discussion <[email protected]>
>Sent: Wednesday, 17 October 2012, 10:33
>Subject: Re: [Nuke-users] interlaced output
>
>hi,
>
>i don't think that is going to work since you're offsetting by
>1/25sec and not 1/50sec and still lack temporal resolution
>(interlaced PAL is 50i, ie it twice the temporal information).
>
>i take it that you need interlaced for smoother motion?
>(otherwise you can just save the 25p in a 50i codec and be done
>with it).
>
>what you can try is to use an interpolation algorithm like OFlow
>(or TimeWarp in AfterEffects or retiming in Shake) to
>interpolate to 50p, then strip one field alternating for each frame.
>you'll have some warping artefacts but depending on the footage
>that might be acceptable.
>
>hope that makes sense
>chris
>
>
>
>On 10/17/12 at 10:49 AM, [email protected] (Darren
>Coombes) wrote:
>
>>Hi, i need to output an interlaced quicktime from nuke.
>>
>>Source footage is 1920 x 1080 25fps Progressive
>>
>>Output needs to be PAL 720 x 576 interlaced upper.
>>
>>at the moment, i've got the source read, then a reformat to PAL 16:9
>>then a slight gaussian blur of 1.25px
>>then 2 fielder nodes (from nukepedia i think) set to
>>deinterlace, 1 to upper, other to lower.
>>time offset lower -1 frame
>>i then plus these two together.
>>
>>and render out.
>>
>>doe anyone know if there is a better way?
>>
>
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