DNxHD presets, how to output 1920 anamorphic?

Started by allemyr, July 28, 2014, 09:18:14 AM

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allemyr

Hi!

I really like the Avid DNxHD codec within the Quicktime container. But when i output 1920x817 from Davinci Resolve or Premiere Pro it's adding black bars or stretch the video. Like it's locked for 1080p. I usually upload my video's on vimeo in 1920x817, so it is a bit of a problem to me. Tips very welcome.

Kind Regards!

flostro

DNxHD only supports standard resolutions: 1920x1080, 1280x720.
ProRes is resolution independent.

allemyr

Quote from: flostro on July 28, 2014, 12:45:54 PM
DNxHD only supports standard resolutions: 1920x1080, 1280x720.
ProRes is resolution independent.

Ohh thats no good for me, thanks for clearify. Any tips on codecs for windows that can contain audio and video in quality like prores in 1920x817 or similar?

Thank you!

Kharak

What you need to do is make the composition to 1920x1080, add a solid black layer first, then add your 1920x817 footage, that will make the dnxhd footage render out perfectly.

You're welcome :)
once you go raw you never go back

allemyr

Quote from: Kharak on July 28, 2014, 07:00:45 PM
What you need to do is make the composition to 1920x1080, add a solid black layer first, then add your 1920x817 footage, that will make the dnxhd footage render out perfectly.

You're welcome :)

Thanks for your tip, but I really need the anamorphic format since i us 1920x817 on my website. http://www.allemyr.com/portfolio/personal/short-films/
So I'am still looking for a codec like prores and DNxHD inside Windows, greatful for any tip.

Best Regards!

dyfid

As explained DNxHD format restricts resolutions and frame rates.

You could encode to a DNxHD at decent quality as an intermediate, using an intermediate format is advisable anyway. Then encode to h264 for upload with x264 via a tool like Handbrake & use the crop tool in Handbrake to remove the letterboxing in the process of encoding to h264.

allemyr

Cool! Sound like a good plan! I read that sorenson can output x264 but thats a bit expensive for me. I guess Handbrake is for OSX? Tips on X264 encoder for Windows would be great from Premiere Pro our standalone!


dyfid

Handbrake is cross platform, open source, Windows, mac & Linux. x264 is also cross platform and open source. I think there's some x264 plugin type things about for Premiere, not really looked into that though.

allemyr

Thank you very much! Downloaded handbrake and it seams to me that my workflow is finally solved. I will write hear later when I have compared vimeo compression and color between Prores and X264. I link to my latest video https://vimeo.com/104493907 16x9 ratio though.