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Re: Grabbing Pixels from Images using C++

by "Simon Shearn" <efefe@[EMAIL PROTECTED] > Nov 26, 2008 at 08:38 PM

"Antony" <anthoniraja@[EMAIL PROTECTED]
> wrote in message
news:28cbaa25-cdee-4fcb-82c4-8af0e62843c1@[EMAIL PROTECTED]
> Hi
>   Any one plz give me some idea or sample program about reading pixels
> from images (like PMB,JPG,TIF,GIF) using C++ without using any toolkit
> (like CImg, EasyPMB)..
>
> Thanks in advance

I had to write code in C to read various graphics file formats on a
platform
with no toolkit sup****t a few years ago. I found Steve Rimmer's books
"Bit-Mapped Graphics" and "Supercharged Bitmapped Graphics helpful.

If you have a choice of the file format that your input images are stored
in, the formats without compression tend to be easier to parse if you are
writing all the code yourself. The BMP format tends to be very easy to
parse, and some of the uncompressed variants of TIF are also easy. GIF,
JPG
and PNG are more challenging because of the compression.
 




 4 Posts in Topic:
Grabbing Pixels from Images using C++
Antony <anthoniraja@[E  2008-11-23 19:11:53 
Re: Grabbing Pixels from Images using C++
Antony <anthoniraja@[E  2008-11-23 19:13:18 
Re: Grabbing Pixels from Images using C++
"A.Leopold" <  2008-11-24 11:54:18 
Re: Grabbing Pixels from Images using C++
"Simon Shearn"   2008-11-26 20:38:23 

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