Mac under ImageMagick installation (libpng)

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Original address: http://blog.csdn.net/cocos2der/article/details/42562705

Today due to project requirements, you need to use ImageMagick, after the installation is complete, processing PNG encounters

Convert:no Decode Delegate for this image Format Error

This is mostly libpng not installed. The following records the installation process. Suppose you haven't installed libpng before.

First, download imagemagick,libpng

imagemagick Download address: http://www.imagemagick.org/download/ImageMagick.tar.gz

Libpng:libpng-1.6.16.tar.gz

ImageMagick Official Website Installation Introduction: Http://www.imagemagick.org/script/install-source.php#unix

ImageMagick Delegates list:http://www.imagemagick.org/download/delegates/

Second, installation libpng

$ Tar xvzf libpng-1.6.16.tar.gz

$ CD libpng-1.6.16

$ ./configure

$ Make

$ sudo make install

Third, add environment variables, after the completion of the Restart terminal effective

Export cppflags= '-i/usr/local/include '
Export ldflags= "-l/usr/local/lib"

Iv. installation of ImageMagick

$ Tar xvzf ImageMagick.tar.gz

$ CD imagemagick-6.9.0-3

$ ./configure

$ Make

$ sudo make install

Note: Install ImageMagick, execute./configure when viewing the installation configuration, note that PNG is supported, note that no indicates that the current installation is not supported. If it is no, please check if the steps are incorrect.

Mac under ImageMagick installation (libpng)