Re: Changes in GraphicsMagick-1.3.8

[Benjamin Lindner]

> Hi,
> testing GM 1.3.8 versus previous 1.3.7 with octave 3.2.4, 
> I discovered that from this version:
> 
> "The InitializeMagick() function MUST be invoked before constructing any
> Magick++ objects".
> 
> http://www.graphicsmagick.org/Magick++/index.html
> http://www.graphicsmagick.org/api/api.html
> 
> Otherwise a nice crash will happen.
> 
> As I see no InitializeMagick call also in the hg source,
> Where is the best place to put this call within __magick_read__.cc ?

If you build a Windows DLL, then InitializeMagick() is automatically 
called within the DllMain() function when the library is loaded
the first time.

Take a look at the source code in magick/nt_base.c

I don't know what will happen if you call it more than once, though.

benjamin

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