 Portable Network Graphics (PNG) Specification (Third Edition) by Mark Adler and others

By Mark Adler, Thomas Boutell, Christian Brunschen, Adam M. Costello, Lee Daniel Crocker, Andreas Dilger, Oliver Fromme, Jean-loup Gailly, Phil Harvey, Chris Herborth, Alex Jakulin, Neal Kettler, Tom Lane, Alexander Lehmann, Chris Lilley, Dave Martindale, Owen Mortensen, Stuart Parmenter, Keith S. Pickens, Robert P. Poole, Glenn Randers-Pehrson, Greg Roelofs, Willem van Schaik, Guy Schalnat, Paul Schmidt, Andrew Smith, Michael Stokes, Vladimir Vukicevic, Tim Wegner, Jeremy Wohl.

Publisher: World Wide Web Consortium (W3C).

Online text: www.w3.org/TR/2025/REC-png-3-20250624/#10Compression

Cited passages: PNG Specification, Third Edition, sections 10.1 and 10.2: zlib wrapper and filtered image data; W3C, PNG Specification, Third Edition (2025), section 10, Compression; W3C, PNG Specification, Third Edition, section 10.1, compression method 0.