Thomas Richter <[email protected]> wrote in
news:h18ogm$tlm$[email protected]: On Tue 16 Jun 2009
11:38:24a, you wrote in comp.compression:

> Nimo wrote:
>> Hi..folks..;
>>
>> Currenlty, I'm handling some stuff on Lossy algo's (for Images).
>>
>> where can I find image *analysis* tools to check the results,
>>
>> I mean to see these stuff side by side for the testing image(s).,
>> like
>>
>> (a) RMSE,
>> (b) PSNR,
>> (c) Histograms,
>> (d) Spectral analysis,
>> (e) Handling color spaces,
>> (f) dithering stuff
>> etc..etc...,
>>
>> I hope you people know it better than me;
>> I don't need to write all those stuff here.
>
> Netpbm has lots of things to offer, including a PSNR measurement tool
> (pnmpsnr), a histogram tool (ppmhist) and other nifties. For color
> space conversions, the tiff toolchain offers a tool to apply an ICC
> color profile to a given image (tifficc) that can be used. netpbm also
> includes tools for dithering (ppmdither). You can get the sources, so
> modify all that to your needs.
>
> So long,
> Thomas

thnx Thomas for the update, you are quick & very fast :_)


therefore it means that,

there exists no pre-coded C/C++ or anyother lang
libraries to handle these stuff.

I'm afraid, I'm not wrong;

so long
nimo
Thomas check your
private e-mail
_____

why can't we Usenet community { compressors, imageanalysts & DSP guys)
do this stuff for ourselves.

Any proposals or ideas..?