MagickCore: magick.h Source File

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 magick methods.
00017 */
00018 #ifndef _MAGICKCORE_MAGICK_H
00019 #define _MAGICKCORE_MAGICK_H
00020 
00021 #if defined(__cplusplus) || defined(c_plusplus)
00022 extern "C" {
00023 #endif
00024 
00025 typedef enum
00026 {
00027   NoThreadSupport = 0x0000,
00028   DecoderThreadSupport = 0x0001,
00029   EncoderThreadSupport = 0x0002
00030 } MagickThreadSupport;
00031 
00032 typedef Image
00033   *DecodeImageHandler(const ImageInfo *,ExceptionInfo *);
00034 
00035 typedef MagickBooleanType
00036   EncodeImageHandler(const ImageInfo *,Image *);
00037 
00038 typedef MagickBooleanType
00039   IsImageFormatHandler(const unsigned char *,const size_t);
00040 
00041 typedef struct _MagickInfo
00042 {
00043   char
00044     *name,
00045     *description,
00046     *version,
00047     *note,
00048     *module;
00049 
00050   ImageInfo
00051     *image_info;
00052 
00053   DecodeImageHandler
00054     *decoder;
00055 
00056   EncodeImageHandler
00057     *encoder;
00058 
00059   IsImageFormatHandler
00060     *magick;
00061 
00062   void
00063     *client_data;
00064 
00065   MagickBooleanType
00066     adjoin,
00067     raw,
00068     endian_support,
00069     blob_support,
00070     seekable_stream;
00071 
00072   MagickStatusType
00073     thread_support;
00074 
00075   MagickBooleanType
00076     stealth;
00077 
00078   struct _MagickInfo
00079     *previous,
00080     *next;  /* deprecated, use GetMagickInfoList() */
00081 
00082   unsigned long
00083     signature;
00084 } MagickInfo;
00085 
00086 extern MagickExport char
00087   **GetMagickList(const char *,unsigned long *,ExceptionInfo *);
00088 
00089 extern MagickExport const char
00090   *GetImageMagick(const unsigned char *,const size_t),
00091   *GetMagickDescription(const MagickInfo *);
00092 
00093 extern MagickExport DecodeImageHandler
00094   *GetImageDecoder(const MagickInfo *);
00095 
00096 extern MagickExport EncodeImageHandler
00097   *GetImageEncoder(const MagickInfo *);
00098 
00099 extern MagickExport MagickBooleanType
00100   GetMagickAdjoin(const MagickInfo *),
00101   GetMagickBlobSupport(const MagickInfo *),
00102   GetMagickEndianSupport(const MagickInfo *),
00103   GetMagickSeekableStream(const MagickInfo *),
00104   IsMagickInstantiated(void),
00105   UnregisterMagickInfo(const char *);
00106 
00107 extern const MagickExport MagickInfo
00108   *GetMagickInfo(const char *,ExceptionInfo *),
00109   **GetMagickInfoList(const char *,unsigned long *,ExceptionInfo *);
00110 
00111 extern MagickExport MagickInfo
00112   *RegisterMagickInfo(MagickInfo *),
00113   *SetMagickInfo(const char *);
00114 
00115 extern MagickExport MagickStatusType
00116   GetMagickThreadSupport(const MagickInfo *);
00117 
00118 extern MagickExport void
00119   DestroyMagickList(void),
00120   MagickCoreGenesis(const char *,const MagickBooleanType),
00121   MagickCoreTerminus(void);
00122 
00123 #if defined(__cplusplus) || defined(c_plusplus)
00124 }
00125 #endif
00126 
00127 #endif