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00026 #ifndef MediaInfoDLLH
00027 #define MediaInfoDLLH
00028
00029
00030 #if defined (_WIN32) || defined (WIN32)
00031 #define MEDIAINFODLL_NAME "MediaInfo.dll"
00032 #elif defined(__APPLE__) && defined(__MACH__)
00033 #define MEDIAINFODLL_NAME "libmediainfo.0.dylib"
00034 #define __stdcall
00035 #else
00036 #define MEDIAINFODLL_NAME "libmediainfo.so.0"
00037 #define __stdcall
00038 #endif
00039 #include <new> //For size_t in MacOS
00040
00041
00042
00043 #undef _T
00044 #define _T(__x) __T(__x)
00045 #if defined(UNICODE) || defined (_UNICODE)
00046 typedef wchar_t MediaInfo_Char;
00047 #undef __T
00048 #define __T(__x) L ## __x
00049 #define MEDIAINFO_Ansi ""
00050 #else
00051 typedef char MediaInfo_Char;
00052 #undef __T
00053 #define __T(__x) __x
00054 #define MEDIAINFO_Ansi "A"
00055 #endif
00056
00057
00058
00059
00060 typedef unsigned char MediaInfo_int8u;
00061
00062
00063
00064
00065 #if defined(__MINGW32__) || defined(__CYGWIN32__) || defined(__UNIX__) || defined(__MACOSX__)
00066 #undef MAXTYPE_INT
00067 #define MAXTYPE_INT 64
00068 typedef unsigned long long MediaInfo_int64u;
00069 #elif defined(__WIN32__) || defined(_WIN32)
00070 #undef MAXTYPE_INT
00071 #define MAXTYPE_INT 64
00072 typedef unsigned __int64 MediaInfo_int64u;
00073 #else
00074 #pragma message This machine has no 64-bit integer type?
00075 #endif
00076
00077
00078
00079
00080 #ifndef NULL
00081 #define NULL 0
00082 #endif
00083
00084
00086 typedef enum MediaInfo_stream_t
00087 {
00088 MediaInfo_Stream_General,
00089 MediaInfo_Stream_Video,
00090 MediaInfo_Stream_Audio,
00091 MediaInfo_Stream_Text,
00092 MediaInfo_Stream_Chapters,
00093 MediaInfo_Stream_Image,
00094 MediaInfo_Stream_Menu,
00095 MediaInfo_Stream_Max
00096 } MediaInfo_stream_C;
00097
00099 typedef enum MediaInfo_info_t
00100 {
00101 MediaInfo_Info_Name,
00102 MediaInfo_Info_Text,
00103 MediaInfo_Info_Measure,
00104 MediaInfo_Info_Options,
00105 MediaInfo_Info_Name_Text,
00106 MediaInfo_Info_Measure_Text,
00107 MediaInfo_Info_Info,
00108 MediaInfo_Info_HowTo,
00109 MediaInfo_Info_Max
00110 } MediaInfo_info_C;
00111
00113 typedef enum MediaInfo_infooptions_t
00114 {
00115 MediaInfo_InfoOption_ShowInInform,
00116 MediaInfo_InfoOption_Reserved,
00117 MediaInfo_InfoOption_ShowInSupported,
00118 MediaInfo_InfoOption_TypeOfValue,
00119 MediaInfo_InfoOption_Max
00120 } MediaInfo_infooptions_C;
00121
00123 typedef enum MediaInfo_fileoptions_t
00124 {
00125 MediaInfo_FileOption_Nothing =0x00,
00126 MediaInfo_FileOption_NoRecursive =0x01,
00127 MediaInfo_FileOption_CloseAll =0x02,
00128 MediaInfo_FileOption_Max =0x04
00129 } MediaInfo_fileoptions_C;
00130
00131
00132 #ifdef __cplusplus
00133 extern "C"
00134 {
00135 #endif
00136
00137 #ifdef MEDIAINFO_GLIBC
00138 #include <gmodule.h>
00139 static GModule* Module=NULL;
00140 #elif defined (_WIN32) || defined (WIN32)
00141 #include <windows.h>
00142 static HMODULE Module=NULL;
00143 #else
00144 #include <dlfcn.h>
00145 static void* Module=NULL;
00146 #endif
00147 static size_t Module_Count=0;
00148
00149 #ifdef MEDIAINFO_GLIBC
00150 #define MEDIAINFO_ASSIGN(_Name,_Name2) \
00151 if (!g_module_symbol (Module, "MediaInfo"MEDIAINFO_Ansi"_"_Name2, (gpointer*)&MediaInfo_##_Name)) \
00152 Errors++;
00153 #define MEDIAINFOLIST_ASSIGN(_Name,_Name2) \
00154 if (!g_module_symbol (Module, "MediaInfoList"MEDIAINFO_Ansi"_"_Name2, (gpointer*)&MediaInfoList_##_Name)) \
00155 Errors++;
00156 #elif defined (_WIN32) || defined (WIN32)
00157 #define MEDIAINFO_ASSIGN(_Name,_Name2) \
00158 MediaInfo_##_Name=(MEDIAINFO_##_Name)GetProcAddress(Module, "MediaInfo"MEDIAINFO_Ansi"_"_Name2); \
00159 if (MediaInfo_##_Name==NULL) Errors++;
00160 #define MEDIAINFOLIST_ASSIGN(_Name,_Name2) \
00161 MediaInfoList_##_Name=(MEDIAINFOLIST_##_Name)GetProcAddress(Module, "MediaInfoList"MEDIAINFO_Ansi"_"_Name2); \
00162 if (MediaInfoList_##_Name==NULL) Errors++;
00163 #else
00164 #define MEDIAINFO_ASSIGN(_Name,_Name2) \
00165 MediaInfo_##_Name=(MEDIAINFO_##_Name)dlsym(Module, "MediaInfo"MEDIAINFO_Ansi"_"_Name2); \
00166 if (MediaInfo_##_Name==NULL) Errors++;
00167 #define MEDIAINFO_ASSIGN(_Name,_Name2) \
00168 MediaInfoList_##_Name=(MEDIAINFOLIST_##_Name)dlsym(Module, "MediaInfoList"MEDIAINFO_Ansi"_"_Name2); \
00169 if (MediaInfoList_##_Name==NULL) Errors++;
00170 #endif
00171
00172 typedef void* (__stdcall *MEDIAINFO_New)(); static MEDIAINFO_New MediaInfo_New;
00173 typedef void* (__stdcall *MEDIAINFOLIST_New)(); static MEDIAINFOLIST_New MediaInfoList_New;
00174 typedef void (__stdcall *MEDIAINFO_Delete)(void*); static MEDIAINFO_Delete MediaInfo_Delete;
00175 typedef void (__stdcall *MEDIAINFOLIST_Delete)(void*); static MEDIAINFOLIST_Delete MediaInfoList_Delete;
00176 typedef size_t (__stdcall *MEDIAINFO_Open)(void*, const MediaInfo_Char*); static MEDIAINFO_Open MediaInfo_Open;
00177 typedef size_t (__stdcall *MEDIAINFOLIST_Open)(void*, const MediaInfo_Char*, const MediaInfo_fileoptions_C); static MEDIAINFOLIST_Open MediaInfoList_Open;
00178 typedef size_t (__stdcall *MEDIAINFO_Open_Buffer_Init)(void*, MediaInfo_int64u File_Size, MediaInfo_int64u File_Offset); static MEDIAINFO_Open_Buffer_Init MediaInfo_Open_Buffer_Init;
00179 typedef size_t (__stdcall *MEDIAINFO_Open_Buffer_Continue)(void*, MediaInfo_int8u* Buffer, size_t Buffer_Size); static MEDIAINFO_Open_Buffer_Continue MediaInfo_Open_Buffer_Continue;
00180 typedef MediaInfo_int64u (__stdcall *MEDIAINFO_Open_Buffer_Continue_GoTo_Get)(void*); static MEDIAINFO_Open_Buffer_Continue_GoTo_Get MediaInfo_Open_Buffer_Continue_GoTo_Get;
00181 typedef size_t (__stdcall *MEDIAINFO_Open_Buffer_Finalize)(void*); static MEDIAINFO_Open_Buffer_Finalize MediaInfo_Open_Buffer_Finalize;
00182 typedef void (__stdcall *MEDIAINFO_Close)(void*); static MEDIAINFO_Close MediaInfo_Close;
00183 typedef void (__stdcall *MEDIAINFOLIST_Close)(void*, size_t); static MEDIAINFOLIST_Close MediaInfoList_Close;
00184 typedef const MediaInfo_Char* (__stdcall *MEDIAINFO_Inform)(void*, size_t Reserved); static MEDIAINFO_Inform MediaInfo_Inform;
00185 typedef const MediaInfo_Char* (__stdcall *MEDIAINFOLIST_Inform)(void*, size_t, size_t Reserved); static MEDIAINFOLIST_Inform MediaInfoList_Inform;
00186 typedef const MediaInfo_Char* (__stdcall *MEDIAINFO_GetI)(void*, MediaInfo_stream_C StreamKind, size_t StreamNumber, size_t Parameter, MediaInfo_info_C KindOfInfo); static MEDIAINFO_GetI MediaInfo_GetI;
00187 typedef const MediaInfo_Char* (__stdcall *MEDIAINFOLIST_GetI)(void*, size_t, MediaInfo_stream_C StreamKind, size_t StreamNumber, size_t Parameter, MediaInfo_info_C KindOfInfo); static MEDIAINFOLIST_GetI MediaInfoList_GetI;
00188 typedef const MediaInfo_Char* (__stdcall *MEDIAINFO_Get)(void*, MediaInfo_stream_C StreamKind, size_t StreamNumber, const MediaInfo_Char* Parameter, MediaInfo_info_C KindOfInfo, MediaInfo_info_C KindOfSearch); static MEDIAINFO_Get MediaInfo_Get;
00189 typedef const MediaInfo_Char* (__stdcall *MEDIAINFOLIST_Get)(void*, size_t, MediaInfo_stream_C StreamKind, size_t StreamNumber, const MediaInfo_Char* Parameter, MediaInfo_info_C KindOfInfo, MediaInfo_info_C KindOfSearch); static MEDIAINFOLIST_Get MediaInfoList_Get;
00190 typedef const MediaInfo_Char* (__stdcall *MEDIAINFO_Option)(void*, const MediaInfo_Char* Parameter, const MediaInfo_Char* Value); static MEDIAINFO_Option MediaInfo_Option;
00191 typedef const MediaInfo_Char* (__stdcall *MEDIAINFOLIST_Option)(void*, const MediaInfo_Char* Parameter, const MediaInfo_Char* Value); static MEDIAINFOLIST_Option MediaInfoList_Option;
00192 typedef size_t (__stdcall *MEDIAINFO_State_Get)(void*); static MEDIAINFO_State_Get MediaInfo_State_Get;
00193 typedef size_t (__stdcall *MEDIAINFOLIST_State_Get)(void*); static MEDIAINFOLIST_State_Get MediaInfoList_State_Get;
00194 typedef size_t (__stdcall *MEDIAINFO_Count_Get)(void*, MediaInfo_stream_C StreamKind, size_t StreamNumber); static MEDIAINFO_Count_Get MediaInfo_Count_Get;
00195 typedef size_t (__stdcall *MEDIAINFOLIST_Count_Get)(void*, size_t, MediaInfo_stream_C StreamKind, size_t StreamNumber); static MEDIAINFOLIST_Count_Get MediaInfoList_Count_Get;
00196 typedef size_t (__stdcall *MEDIAINFO_Count_Get_Files)(void*); static MEDIAINFO_Count_Get_Files MediaInfo_Count_Get_Files;
00197 typedef size_t (__stdcall *MEDIAINFOLIST_Count_Get_Files)(void*); static MEDIAINFOLIST_Count_Get_Files MediaInfoList_Count_Get_Files;
00198
00199 static size_t MediaInfoDLL_Load()
00200 {
00201 if (Module_Count>0)
00202 {
00203 Module_Count++;
00204 return 1;
00205 }
00206
00207
00208 #ifdef MEDIAINFO_GLIBC
00209 Module=g_module_open(MEDIAINFODLL_NAME, G_MODULE_BIND_LAZY);
00210 #elif defined (_WIN32) || defined (WIN32)
00211 Module=LoadLibrary(_T(MEDIAINFODLL_NAME));
00212 #else
00213 Module=dlopen(MEDIAINFODLL_NAME, RTLD_LAZY);
00214 if (!Module)
00215 Module=dlopen("./"MEDIAINFODLL_NAME, RTLD_LAZY);
00216 if (!Module)
00217 Module=dlopen("/usr/local/lib/"MEDIAINFODLL_NAME, RTLD_LAZY);
00218 if (!Module)
00219 Module=dlopen("/usr/local/lib64/"MEDIAINFODLL_NAME, RTLD_LAZY);
00220 if (!Module)
00221 Module=dlopen("/usr/lib/"MEDIAINFODLL_NAME, RTLD_LAZY);
00222 if (!Module)
00223 Module=dlopen("/usr/lib64/"MEDIAINFODLL_NAME, RTLD_LAZY);
00224 #endif
00225 if (!Module)
00226 return (size_t)-1;
00227
00228
00229 size_t Errors=0;
00230 MEDIAINFO_ASSIGN (New,"New")
00231 MEDIAINFOLIST_ASSIGN(New,"New")
00232 MEDIAINFO_ASSIGN (Delete,"Delete")
00233 MEDIAINFOLIST_ASSIGN(Delete,"Delete")
00234 MEDIAINFO_ASSIGN (Open,"Open")
00235 MEDIAINFOLIST_ASSIGN(Open,"Open")
00236 MEDIAINFO_ASSIGN (Open_Buffer_Init,"Open_Buffer_Init")
00237 MEDIAINFO_ASSIGN (Open_Buffer_Continue,"Open_Buffer_Continue")
00238 MEDIAINFO_ASSIGN (Open_Buffer_Continue_GoTo_Get,"Open_Buffer_Continue_GoTo_Get")
00239 MEDIAINFO_ASSIGN (Open_Buffer_Finalize,"Open_Buffer_Finalize")
00240 MEDIAINFO_ASSIGN (Close,"Close")
00241 MEDIAINFOLIST_ASSIGN(Close,"Close")
00242 MEDIAINFO_ASSIGN (Inform,"Inform")
00243 MEDIAINFOLIST_ASSIGN(Inform,"Inform")
00244 MEDIAINFO_ASSIGN (GetI,"GetI")
00245 MEDIAINFOLIST_ASSIGN(GetI,"GetI")
00246 MEDIAINFO_ASSIGN (Get,"Get")
00247 MEDIAINFOLIST_ASSIGN(Get,"Get")
00248 MEDIAINFO_ASSIGN (Option,"Option")
00249 MEDIAINFOLIST_ASSIGN(Option,"Option")
00250 MEDIAINFO_ASSIGN (State_Get,"State_Get")
00251 MEDIAINFOLIST_ASSIGN(State_Get,"State_Get")
00252 MEDIAINFO_ASSIGN (Count_Get,"Count_Get")
00253 MEDIAINFOLIST_ASSIGN(Count_Get,"Count_Get")
00254 MEDIAINFOLIST_ASSIGN(Count_Get_Files,"Count_Get_Files")
00255 if (Errors>0)
00256 return (size_t)-1;
00257
00258 Module_Count++;
00259 return (size_t)1;
00260 }
00261
00262 static size_t MediaInfoDLL_IsLoaded()
00263 {
00264 if (Module)
00265 return 1;
00266 else
00267 return 0;
00268 }
00269
00270 static void MediaInfoDLL_UnLoad()
00271 {
00272 Module_Count--;
00273 if (Module_Count>0)
00274 return;
00275
00276 #ifdef MEDIAINFO_GLIBC
00277 g_module_close(Module);
00278 #elif defined (_WIN32) || defined (WIN32)
00279 FreeLibrary(Module);
00280 #else
00281 dlclose(Module);
00282 #endif
00283 Module=NULL;
00284 }
00285
00286 #ifdef __cplusplus
00287 }
00288 #endif
00289
00290
00291
00292
00293
00294 #ifdef __cplusplus
00295
00296
00297
00298 #include <string>
00299 #include <sstream>
00300
00301
00302 namespace MediaInfoDLL
00303 {
00304
00305
00306
00307 #undef _T
00308 #define _T(__x) __T(__x)
00309 #if defined(UNICODE) || defined (_UNICODE)
00310 typedef wchar_t Char;
00311 #undef __T
00312 #define __T(__x) L ## __x
00313 #else
00314 typedef char Char;
00315 #undef __T
00316 #define __T(__x) __x
00317 #endif
00318 typedef std::basic_string<Char> String;
00319 typedef std::basic_stringstream<Char> StringStream;
00320 typedef std::basic_istringstream<Char> tiStringStream;
00321 typedef std::basic_ostringstream<Char> toStringStream;
00322 const size_t Error=(size_t)(-1);
00323
00324
00325
00327 enum stream_t
00328 {
00329 Stream_General,
00330 Stream_Video,
00331 Stream_Audio,
00332 Stream_Text,
00333 Stream_Chapters,
00334 Stream_Image,
00335 Stream_Menu,
00336 Stream_Max,
00337 };
00338
00340 enum info_t
00341 {
00342 Info_Name,
00343 Info_Text,
00344 Info_Measure,
00345 Info_Options,
00346 Info_Name_Text,
00347 Info_Measure_Text,
00348 Info_Info,
00349 Info_HowTo,
00350 Info_Max
00351 };
00352
00357 enum infooptions_t
00358 {
00359 InfoOption_ShowInInform,
00360 InfoOption_Reserved,
00361 InfoOption_ShowInSupported,
00362 InfoOption_TypeOfValue,
00363 InfoOption_Max
00364 };
00365
00367 enum fileoptions_t
00368 {
00369 FileOption_Nothing =0x00,
00370 FileOption_NoRecursive =0x01,
00371 FileOption_CloseAll =0x02,
00372 FileOption_Max =0x04
00373 };
00374
00375 const String Unable_Load_DLL=_T("Unable to load ")_T(MEDIAINFODLL_NAME);
00376 #define MEDIAINFO_TEST_VOID \
00377 if (!IsReady()) return
00378 #define MEDIAINFO_TEST_INT \
00379 if (!IsReady()) return 0
00380 #define MEDIAINFO_TEST_STRING \
00381 if (!IsReady()) return Unable_Load_DLL
00382 #define MEDIAINFO_TEST_STRING_STATIC \
00383 if (!Module) return Unable_Load_DLL
00384
00385
00386 class MediaInfo
00387 {
00388 public :
00389 MediaInfo () {if (!Module) MediaInfoDLL_Load(); if (!Module) {Handle=NULL; return;}; Handle=MediaInfo_New();};
00390 ~MediaInfo () {MEDIAINFO_TEST_VOID; MediaInfo_Delete(Handle);};
00391
00392
00393 size_t Open (const String &File) {MEDIAINFO_TEST_INT; return MediaInfo_Open(Handle, File.c_str());};
00394 size_t Open_Buffer_Init (MediaInfo_int64u File_Size, MediaInfo_int64u File_Offset) {MEDIAINFO_TEST_INT; return MediaInfo_Open_Buffer_Init(Handle, File_Size, File_Offset);};
00395 size_t Open_Buffer_Continue (MediaInfo_int8u* Buffer, size_t Buffer_Size) {MEDIAINFO_TEST_INT; return MediaInfo_Open_Buffer_Continue(Handle, Buffer, Buffer_Size);};
00396 MediaInfo_int64u Open_Buffer_Continue_GoTo_Get () {MEDIAINFO_TEST_INT; return MediaInfo_Open_Buffer_Continue_GoTo_Get(Handle);};
00397 size_t Open_Buffer_Finalize () {MEDIAINFO_TEST_INT; return MediaInfo_Open_Buffer_Finalize(Handle);};
00398
00399 void Close () {MEDIAINFO_TEST_VOID; return MediaInfo_Close(Handle);};
00400
00401
00402 String Inform () {MEDIAINFO_TEST_STRING; return MediaInfo_Inform(Handle, 0);};
00403 String Get (stream_t StreamKind, size_t StreamNumber, size_t Parameter, info_t InfoKind=Info_Text) {MEDIAINFO_TEST_STRING; return MediaInfo_GetI (Handle, (MediaInfo_stream_C)StreamKind, StreamNumber, Parameter, (MediaInfo_info_C)InfoKind);};
00404 String Get (stream_t StreamKind, size_t StreamNumber, const String &Parameter, info_t InfoKind=Info_Text, info_t SearchKind=Info_Name) {MEDIAINFO_TEST_STRING; return MediaInfo_Get (Handle, (MediaInfo_stream_C)StreamKind, StreamNumber, Parameter.c_str(), (MediaInfo_info_C)InfoKind, (MediaInfo_info_C)SearchKind);};
00405
00406
00407 String Option (const String &Option, const String &Value=_T("")) {MEDIAINFO_TEST_STRING; return MediaInfo_Option (Handle, Option.c_str(), Value.c_str());};
00408 static String Option_Static (const String &Option, const String &Value=_T("")) {MEDIAINFO_TEST_STRING_STATIC; return MediaInfo_Option (NULL, Option.c_str(), Value.c_str());};
00409 size_t State_Get () {MEDIAINFO_TEST_INT; return MediaInfo_State_Get(Handle);};
00410 size_t Count_Get (stream_t StreamKind, size_t StreamNumber=(size_t)-1) {MEDIAINFO_TEST_INT; return MediaInfo_Count_Get(Handle, (MediaInfo_stream_C)StreamKind, StreamNumber);};
00411
00412 bool IsReady() {return (Handle && Module)?true:false;}
00413
00414 private :
00415 void* Handle;
00416 };
00417
00418 class MediaInfoList
00419 {
00420 public :
00421 MediaInfoList () {MediaInfoDLL_Load(); if (!MediaInfoDLL_IsLoaded()) {Handle=NULL; return;}; Handle=MediaInfoList_New();};
00422 ~MediaInfoList () {MEDIAINFO_TEST_VOID; MediaInfoList_Delete(Handle); MediaInfoDLL_UnLoad();};
00423
00424
00425 size_t Open (const String &File, const fileoptions_t Options=FileOption_Nothing) {MEDIAINFO_TEST_INT; return MediaInfoList_Open(Handle, File.c_str(), (MediaInfo_fileoptions_C)Options);};
00426
00427 void Close (size_t FilePos=(size_t)-1) {MEDIAINFO_TEST_VOID; return MediaInfoList_Close(Handle, FilePos);};
00428
00429
00430 String Inform (size_t FilePos=(size_t)-1) {MEDIAINFO_TEST_STRING; return MediaInfoList_Inform(Handle, FilePos, 0);};
00431 String Get (size_t FilePos, stream_t StreamKind, size_t StreamNumber, size_t Parameter, info_t InfoKind=Info_Text) {MEDIAINFO_TEST_STRING; return MediaInfoList_GetI (Handle, FilePos, (MediaInfo_stream_C)StreamKind, StreamNumber, Parameter, (MediaInfo_info_C)InfoKind);};
00432 String Get (size_t FilePos, stream_t StreamKind, size_t StreamNumber, const String &Parameter, info_t InfoKind=Info_Text, info_t SearchKind=Info_Name) {MEDIAINFO_TEST_STRING; return MediaInfoList_Get (Handle, FilePos, (MediaInfo_stream_C)StreamKind, StreamNumber, Parameter.c_str(), (MediaInfo_info_C)InfoKind, (MediaInfo_info_C)SearchKind);};
00433
00434
00435 String Option (const String &Option, const String &Value=_T("")) {MEDIAINFO_TEST_STRING; return MediaInfoList_Option (Handle, Option.c_str(), Value.c_str());};
00436 static String Option_Static (const String &Option, const String &Value=_T("")) {MEDIAINFO_TEST_STRING_STATIC; return MediaInfoList_Option (NULL, Option.c_str(), Value.c_str());};
00437 size_t State_Get () {MEDIAINFO_TEST_INT; return MediaInfoList_State_Get(Handle);};
00438 size_t Count_Get (size_t FilePos, stream_t StreamKind, size_t StreamNumber=(size_t)-1) {MEDIAINFO_TEST_INT; return MediaInfoList_Count_Get(Handle, FilePos, (MediaInfo_stream_C)StreamKind, StreamNumber);};
00439 size_t Count_Get () {MEDIAINFO_TEST_INT; return MediaInfoList_Count_Get_Files(Handle);};
00440
00441 bool IsReady() {return (Handle && Module)?true:false;}
00442
00443 private :
00444 void* Handle;
00445 };
00446
00447 }
00448 #endif
00449
00450 #endif