Questions and postings pertaining to the usage of ImageMagick regardless of the interface. This includes the command-line utilities, as well as the C and C++ APIs. Usage questions are like "How do I use ImageMagick to create drop shadows?".
I am not sure to have understood what the getPixel method returns: is it the content of the pixel cache? if so, what's the writePixels for? if not, what is it?