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Loss of Quality on CS3 Renders
Posted by John Austin on January 20, 2008 at 9:15 pmFor some reason when I render out of AE CS3, the resolution looks horrible and the video levels are crushed. I have used different templates under color management but they don’t affect anything. Currently I am leaving Color Management set to Preserve RGB but still no luck.
John Austin replied 18 years, 4 months ago 3 Members · 5 Replies -
5 Replies
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Darby Edelen
January 20, 2008 at 11:05 pmMore information would really help.
Where is your source footage coming from? How are you interpreting this footage?
What codec are you rendering to? What application are you viewing the rendered footage in?
Darby Edelen
Designer
Left Coast Digital
Santa Cruz, CA -
John Austin
January 22, 2008 at 12:48 amFirst, I am exporting a dv QT from final cut. The export is fine as I have brought it back in to FCP to check it.
Once in After Effects I have tried both a quicktime dv codec and also a lossless qt codec and get the same problem.
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Darby Edelen
January 22, 2008 at 1:50 amIf you’re using color management then I don’t think you should need to assign a profile to the imported DV footage, it should default to SDTV NTSC Y’CbCr (in fact, you shouldn’t be able to assign anything else). Try setting your project working space to SDTV NTSC (not SDTV NTSC 16-235) and rendering out a lossless file from there. Leave the output profile of the output module color management settings on “Working Space.”
This should solve any color problems. As for the resolution I can only guess on that unless I know exactly what settings you’re using through your workflow (Render Settings set to Best? Layers not on Draft mode? Interlacing properly interpreted?)
Darby Edelen
Designer
Left Coast Digital
Santa Cruz, CA -
John Austin
January 24, 2008 at 5:08 pmWell, I got the resolution problem fixed. I had been outputting a dv quicktime from final cut with all the current settings. The problem was that because it was dv being rewritten from the timeline to a new dv file, there was generational loss. In After Effects, I was interpreting the field render only on the footage in the project window and not under “best settings” in the rendering box.
So From my Final Cut DV project I have to export footage as an animation with no compression. Once in AE, I render with lower field first under the “best Settings” tab in the render box. I always thought that you only had to set the field interpolation on the footage directly. It seems what I have found in all of this is that the interpolation on the footage appears to only be for viewing footage properly in AE. When I am ready to render and select the lower field setting under “best settings” that it is necessary to turn off the interpolation or I get a field jitter in the final render. That is very backwards from the way I was taught. I thought you always had to leave your footage interpreted before rendering. Any insight on this?
Anyway, I did what you said for the color management and I still get the same problem.
Well, one thing got solved, kind of.John
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