# gem.h

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    00001 /*
    00002   Copyright 1999-2008 ImageMagick Studio LLC, a non-profit organization
    00003   dedicated to making software imaging solutions freely available.
    00004
    00005   You may not use this file except in compliance with the License.
    00006   obtain a copy of the License at
    00007
    00008     http://www.imagemagick.org/script/license.php
    00009
    00010   Unless required by applicable law or agreed to in writing, software
    00011   distributed under the License is distributed on an "AS IS" BASIS,
    00012   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    00013   See the License for the specific language governing permissions and
    00014   limitations under the License.
    00015
    00016   MagickCore private graphic gems methods.
    00017 */
    00018 #ifndef _MAGICKCORE_GEM_PRIVATE_H
    00019 #define _MAGICKCORE_GEM_PRIVATE_H
    00020
    00021 #if defined(__cplusplus) || defined(c_plusplus)
    00022 extern "C" {
    00023 #endif
    00024
    00025 extern MagickExport double
    00026   ExpandAffine(const AffineMatrix *);
    00027
    00028 extern MagickExport unsigned long
    00029   GetOptimalKernelWidth(const double,const double),
    00030   GetOptimalKernelWidth1D(const double,const double),
    00031   GetOptimalKernelWidth2D(const double,const double);
    00032
    00033 extern MagickExport void
    00034   ConvertHSBToRGB(const double,const double,const double,Quantum *,Quantum *,
    00035     Quantum *),
    00036   ConvertHSLToRGB(const double,const double,const double,Quantum *,Quantum *,
    00037     Quantum *),
    00038   ConvertHWBToRGB(const double,const double,const double,Quantum *,Quantum *,
    00039     Quantum *),
    00040   ConvertRGBToHSB(const Quantum,const Quantum,const Quantum,double *,double *,
    00041     double *),
    00042   ConvertRGBToHSL(const Quantum,const Quantum,const Quantum,double *,double *,
    00043     double *),
    00044   ConvertRGBToHWB(const Quantum,const Quantum,const Quantum,double *,double *,
    00045     double *);
    00046
    00047 #if defined(__cplusplus) || defined(c_plusplus)
    00048 }
    00049 #endif
    00050
    00051 #endif