This page mirrors the source code of pack4png, a tool for doing lossy processing on images to make them compress better with PNG. The master copy of the source cannot be downloaded in a single archive, for web-hosting policy reasons.

Download

• Library source code for Windows: p4p-1.1.zip, browse the files.
• The application p4pApp. Source code for Windows: p4pApp-1.1.zip, browse the files.
• Header files from libpng you will need to compile the p4p library: lpng.zip - or just get the libpng source itself.
• Prebuilt executable of p4pApp and DLL of the p4p library, for Windows: p4pready-1.1.zip.