Implementation of a C++ wrapper for libpng

From:
"Alex Shulgin" <alex.shulgin@gmail.com>
Newsgroups:
comp.lang.c++.moderated,comp.lang.c++
Date:
Wed, 28 Mar 2007 03:40:32 CST
Message-ID:
<1175064887.080805.78730@n76g2000hsh.googlegroups.com>
Hi,

below is near exact copy of my post to png-mng-implement mailing list
(png-mng-implement@lists.sourceforge.net). I've got no answer there,
so probably there is not much interest in such a wrapper, at least as
for the members of that list :-)

This is cross-posted to comp.lang.c++.moderated and comp.lang.c++.
---------------

I would like to announce the availability of a preliminary version of
png++, my C++ wrapper for libpng.

When I've come to libpng I've noticed that it takes a lot of code just
to load a PNG image and handle all error conditions gracefully. I was
working on a C++ project and hence sought for a way to use libpng the
C++ way. The result is png++.

The libpng's example routine for loading an image is about 300 lines
in C. With png++ you can load an image in just a single line of C++
code, like this:

png::image< png::rgb_pixel > my_image("myimage.png");

Storing the image on disc is also accomplished in a single line, like
this:

my_image.write("myimage2.png");

The project aims to provide simple yet powerful C++ wrapper for
libpng. It has numerous limitations, but I would like to hear from
people what do they think about the project before implementing the
lacking features.

It is known to be incomplete, undocumented, untested and may be buggy.
  However, it works for me, and I would be pleased if it would work for
others too. I plan to setup the project on Savannah
(http://savannah.nongnu.org/), however it is not approved yet.

Please follow this link for more information:
http://www.shulgin.org.ua/~shulz/png++/
Here is the direct download link:
http://www.shulgin.org.ua/~shulz/png++/png++-0.1.0.tar.gz

Please note that png++ is distributed under a modified variant of BSD
license.

Comments, suggestions, bug reports are sincerely welcome :-)

Happy hacking!
--
Alex Shulgin
PS: the host might be down from 22:00 to 08:00 UTC -- it's one of my
home PCs. You still may request a source package by e-mail, tough :-)

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