png_io

png_io, a C code which reads and writes files in the Portable Network Graphics (PNG) format.

Licensing:

The computer code and data files described and made available on this web page are distributed under the MIT license

Languages:

png_io is available in a C version.

Related Data and Programs:

PBMA_IO, a C code which handles the ASCII PBM (Portable Bit Map) format.

PBMB_IO, a C code which handles the binary PBM (Portable Bit Map) format.

PGMA_IO, a C code which handles the ASCII PGM (Portable Gray Map) format.

PGMB_IO, a C code which handles the binary PGM (Portable Gray Map) format.

png_io_test

PPMA_IO, a C code which can read or write ASCII PPM (Portable Pixel Map) graphics files.

PPMB_IO, a C code which can read or write binary PPM (Portable Pixel Map) graphics files.

1. Greg Roelofs,
   PNG: The Definitive Guide,
   ISBN: 1-56592-542-4.
2. The PNG website,
   https://www.libpng.org/pub/png/

Source Code:

• png_io.c, the source code.
• png_io.sh, compiles the source code.
• png_io.h, the include file.