OptiPNG version 0.7.7: Advanced PNG optimizer
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Copyright and licensing
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Copyright (C) 2001-2017 Cosmin Truta and the Contributing Authors.
See the accompanying AUTHORS file.
This program is distributed under the zlib license.
See the accompanying LICENSE file.
This program uses third-party software released under various
open-source licenses.
Resources
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Home page:
http://optipng.sourceforge.net/
Download:
http://sourceforge.net/project/showfiles.php?group_id=151404
Announcements:
https://sourceforge.net/news/?group_id=151404
Support:
http://sourceforge.net/tracker/?group_id=151404
ctruta (at) gmail (dot) com
Build instructions
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On Unix, or under a Bourne-compatible shell, run ./configure and make:
cd optipng-0.7.7/
./configure
make
make test
Alternatively, use a pre-configured makefile that matches your compiler;
e.g.:
cd optipng-0.7.7/
nmake -f build/visualc.mk
nmake -f build/visualc.mk test
Installation instructions
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Build the program according to the instructions above.
On Unix:
- Make the "install" target:
sudo make install
- To uninstall, make the "uninstall" target:
sudo make uninstall
On Windows:
- Copy optipng.exe to a directory found in PATH.