composite - Composite an Image
unsigned int CompositeImage( Image *image, const CompositeOperator compose, const Image *composite_image, const long x_offset, const long y_offset );
CompositeImage() returns the second image composited onto the first at the specified offsets.
The format of the CompositeImage method is:
unsigned int CompositeImage ( Image *image, const CompositeOperator compose, const Image *composite_image, const long x_offset, const long y_offset );
A description of each parameter follows:
OverCompositeOp InCompositeOp OutCompositeOP AtopCompositeOP XorCompositeOP PlusCompositeOP MinusCompositeOP AddCompositeOP SubtractCompositeOP DifferenceCompositeOP BumpmapCompositeOP CopyCompositeOP DisplaceCompositeOP =over 4