1 /* 2 Copyright 1999-2021 ImageMagick Studio LLC, a non-profit organization 3 dedicated to making software imaging solutions freely available. 4 5 You may not use this file except in compliance with the License. You may 6 obtain a copy of the License at 7 8 https://imagemagick.org/script/license.php 9 10 Unless required by applicable law or agreed to in writing, software 11 distributed under the License is distributed on an "AS IS" BASIS, 12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 See the License for the specific language governing permissions and 14 limitations under the License. 15 16 MagickCore module methods. 17 */ 18 #ifndef MAGICKCORE_MODULE_H 19 #define MAGICKCORE_MODULE_H 20 21 #include "MagickCore/version.h" 22 23 #if defined(__cplusplus) || defined(c_plusplus) 24 extern "C" { 25 #endif 26 27 #define MagickImageCoderSignature ((size_t) \ 28 (((MagickLibInterface) << 8) | MAGICKCORE_QUANTUM_DEPTH)) 29 #define MagickImageFilterSignature ((size_t) \ 30 (((MagickLibInterface) << 8) | MAGICKCORE_QUANTUM_DEPTH)) 31 32 typedef enum 33 { 34 MagickImageCoderModule, 35 MagickImageFilterModule 36 } MagickModuleType; 37 38 typedef struct _ModuleInfo 39 { 40 char 41 *path, 42 *tag; 43 44 void 45 *handle, 46 (*unregister_module)(void); 47 48 size_t 49 (*register_module)(void); 50 51 time_t 52 timestamp; 53 54 MagickBooleanType 55 stealth; 56 57 size_t 58 signature; 59 } ModuleInfo; 60 61 typedef size_t 62 ImageFilterHandler(Image **,const int,const char **,ExceptionInfo *); 63 64 extern MagickExport char 65 **GetModuleList(const char *,const MagickModuleType,size_t *,ExceptionInfo *); 66 67 extern MagickExport const ModuleInfo 68 **GetModuleInfoList(const char *,size_t *,ExceptionInfo *); 69 70 extern MagickExport MagickBooleanType 71 InvokeDynamicImageFilter(const char *,Image **,const int,const char **, 72 ExceptionInfo *), 73 ListModuleInfo(FILE *,ExceptionInfo *); 74 75 extern MagickExport ModuleInfo 76 *GetModuleInfo(const char *,ExceptionInfo *); 77 78 extern MagickExport void 79 DestroyModuleList(void); 80 81 #if defined(__cplusplus) || defined(c_plusplus) 82 } 83 #endif 84 85 #endif 86