[MEncoder-users] 16 bit greyscale lossless codec
Kristian Nilssen
knilssen at weather3000.com
Thu May 18 00:01:45 CEST 2006
On Wed, 2006-05-17 at 14:37 -0700, Loren Merritt wrote:
> 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
I suppose going to 8bits would be ok. Which codecs can I use (which have
a windows version too), all the codecs I have looked at seem to produce
encoded data in RGB or YUV, etc. I just want one channel of data. I
created some raw, uncompressed avi files but they are not viewable in
windows.
Kristian.
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