[MEncoder-users] 16 bit greyscale lossless codec

Loren Merritt lorenm at u.washington.edu
Wed May 17 23:37:22 CEST 2006


On Wed, 17 May 2006, Kristian Nilssen wrote:

> I have scientific data in the form of 16 bit greyscale images which I need 
> to package up into an avi (on linux) and send to a windows box for viewing 
> / further processing. I can convert the images to RGB png files and create 
> an avi but I really need to create an avi with 16 bit grey scale data 
> (preferrably lossless), not 24bit RGB data. Is this possible? I think I 
> read somewhere that H264 can do lossless greyscale, but how do i find out 
> what options to pass to mencoder for this?

MEncoder doesn't support anything above 8bits per channel.
H264 theoretically allows up to 12bit, but there aren't any publically 
available encoders that support it (Not counting the reference codec, 
which really isn't usable.)

--Loren Merritt




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