[MEncoder-users] Encoding png frames to DV

nick hatch nicholas.hatch at gmail.com
Fri May 11 23:42:41 CEST 2007


I've run into a problem trying to encode high-quality rendered PNG frames
into a format suitable for editing.

The images were rendered using a software package called PyMol, and present
subtle colors for anaglypic stereo display. (Red/Blue glasses, and all
that...)

I've been fighting with mencoder for days to find a way to combine these
frames with minimal quality loss for editing in Final Cut, with the final
goal of DVD authoring. Everything I try results in color dithering and
banding which I suspect is from the RGB ---> YUV conversion. This results in
images that are barely acceptable for anaglyph convergence.

So far, the best quality I've found is to combine them as an MPNG, but this
isn't compatible with post-editing.

Any ideas? I'm really starting to get frustrated with this one, I'm sure
there must be some sort of solution, and it's probably easy.
I've even tried doing the color conversion using Imagemagick, but haven't
found a good interchangeable format. I'd really appreciate tips or pointers.

Thanks,

-Nick



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