**AcquireMagickMatrix(const size_t,const size_t),
**RelinquishMagickMatrix(double **,const size_t);
+extern MagickExport Image
+ *MatrixToImage(const MatrixInfo *,ExceptionInfo *);
+
extern MagickExport MagickBooleanType
GetMatrixElement(const MatrixInfo *,const ssize_t,const ssize_t,void *),
NullMatrix(MatrixInfo *),