-This demonstrates the use of PNG_USER_CONFIG and pngusr.h
+This demonstrates the use of PNG_USER_CONFIG, pngusr.h and pngusr.dfa
-To build a minimal read-only decoder with embedded libpng and zlib, run
+The makefile builds a minimal read-only decoder with embedded libpng
+and zlib.
- gather.sh # to collect needed files from pngminus, libpng, and zlib
- make
+Specify the location of the zlib source (1.2.1 or later) as ZLIBSRC
+on the make command line.
If you prefer to use the shared libraries, go to contrib/pngminus
-and build the png2pnm application there.
+and build the png2pnm application there.