MagickCore  6.7.5
colormap-private.h
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00001 /*
00002   Copyright 1999-2012 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 image colormap methods.
00017 */
00018 #ifndef _MAGICKCORE_COLORMAP_PRIVATE_H
00019 #define _MAGICKCORE_COLORMAP_PRIVATE_H
00020 
00021 #if defined(__cplusplus) || defined(c_plusplus)
00022 extern "C" {
00023 #endif
00024 
00025 #include <MagickCore/image.h>
00026 #include <MagickCore/color.h>
00027 #include <MagickCore/exception-private.h>
00028 
00029 static inline Quantum ConstrainColormapIndex(Image *image,const size_t index,
00030   ExceptionInfo *exception)
00031 {
00032   if (index < image->colors)
00033     return((Quantum) index);
00034   (void) ThrowMagickException(exception,GetMagickModule(),CorruptImageError,
00035     "InvalidColormapIndex","`%s'",image->filename);
00036   return((Quantum) 0);
00037 }
00038 
00039 #if defined(__cplusplus) || defined(c_plusplus)
00040 }
00041 #endif
00042 
00043 #endif