/libpng-VisualStudio2019

Building libpng with Visual Studio 2019

Primary LanguageC

Building libpng with Visual Studio 2019

Precondition

Unzip these files in directory "build". The directory structure is here.

build                # root for bulding
├─ lpng1637          # libpng
└─ zlib-1.2.11       # zlib

Build libpng

  1. Edit "zlib.props"
    Open file "build\lpng1637\projects\vstudio\zlib.props"

    Change line #34
    <ZLibSrcDir>..\..\..\..\zlib</ZLibSrcDir>
    to
    <ZLibSrcDir>..\..\..\..\zlib-1.2.11</ZLibSrcDir>

  2. Create zconf.h
    Duplicate the file "build\zlib-1.2.11\zconf.h.included" and rename to "zconf.h"

  3. Open Solution file
    The solution file of Visual Studio is here "build\lpng1637\projects\vstudio\vstudio.sln"
    Some warning daialogs may be shown. Then click OK button on all daialogs.
    It includes 7 projects as following.

    • List item
    • libpng
    • pnglibconf
    • pngstest
    • pngtest
    • pngunknown
    • pngvalid
    • zlib

  4. Edit Property Pages
    Open Property Page of "zlib" project. Edit as below.

    • Editting with "All Configurations".
      Configuration Properties → C/C++ → General → Treat Warnings As Errors
      Change "$(TreatWarningAsError)" to "No (/W-)"
    • Editting each configration.
      Configuration Properties → C/C++ → Preprocessor → Preprocessor Definitions
      Remove "Z_SOLO;"

  5. Build
    Set Solution Configrations → Release Library
    Menu Build → Buld Solution

Completed! 😄