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// ==========================================================
// FreeImage implementation
//
// Design and implementation by
// - Floris van den Berg (flvdberg@wxs.nl)
// - Hervé Drolon (drolon@infonie.fr)
// - Karl-Heinz Bussian (khbussian@moss.de)
//
// This file is part of FreeImage 3
//
// COVERED CODE IS PROVIDED UNDER THIS LICENSE ON AN "AS IS" BASIS, WITHOUT WARRANTY
// OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, WARRANTIES
// THAT THE COVERED CODE IS FREE OF DEFECTS, MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE
// OR NON-INFRINGING. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE COVERED
// CODE IS WITH YOU. SHOULD ANY COVERED CODE PROVE DEFECTIVE IN ANY RESPECT, YOU (NOT
// THE INITIAL DEVELOPER OR ANY OTHER CONTRIBUTOR) ASSUME THE COST OF ANY NECESSARY
// SERVICING, REPAIR OR CORRECTION. THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL
// PART OF THIS LICENSE. NO USE OF ANY COVERED CODE IS AUTHORIZED HEREUNDER EXCEPT UNDER
// THIS DISCLAIMER.
//
// Use at your own risk!
// ==========================================================
#ifdef _WIN32
#include <windows.h>
#endif
#include "FreeImage.h"
#include "Utilities.h"
//----------------------------------------------------------------------
static const char *s_copyright = "This program uses FreeImage, a free, open source image library supporting all common bitmap formats. See http://freeimage.sourceforge.net for details";
//----------------------------------------------------------------------
#if defined(_WIN32) && !defined(__MINGW32__)
#ifndef FREEIMAGE_LIB
BOOL APIENTRY
DllMain(HANDLE hModule, DWORD ul_reason_for_call, LPVOID lpReserved) {
switch (ul_reason_for_call) {
case DLL_PROCESS_ATTACH :
FreeImage_Initialise(FALSE);
break;
case DLL_PROCESS_DETACH :
FreeImage_DeInitialise();
break;
case DLL_THREAD_ATTACH :
case DLL_THREAD_DETACH :
break;
}
return TRUE;
}
#endif // FREEIMAGE_LIB
#else // !_WIN32
#ifndef FREEIMAGE_LIB
void FreeImage_SO_Initialise() __attribute__((constructor));
void FreeImage_SO_DeInitialise() __attribute__((destructor));
void FreeImage_SO_Initialise() {
FreeImage_Initialise(FALSE);
}
void FreeImage_SO_DeInitialise() {
FreeImage_DeInitialise();
}
#endif // FREEIMAGE_LIB
#endif // _WIN32
//----------------------------------------------------------------------
const char * DLL_CALLCONV
FreeImage_GetVersion() {
static char s_version[16];
sprintf(s_version, "%d.%d.%d", FREEIMAGE_MAJOR_VERSION, FREEIMAGE_MINOR_VERSION, FREEIMAGE_RELEASE_SERIAL);
return s_version;
}
const char * DLL_CALLCONV
FreeImage_GetCopyrightMessage() {
return s_copyright;
}
//----------------------------------------------------------------------
BOOL DLL_CALLCONV
FreeImage_IsLittleEndian() {
union {
DWORD i;
BYTE c[4];
} u;
u.i = 1;
return (u.c[0] != 0);
}
//----------------------------------------------------------------------
static FreeImage_OutputMessageFunction freeimage_outputmessage_proc = NULL;
static FreeImage_OutputMessageFunctionStdCall freeimage_outputmessagestdcall_proc = NULL;
void DLL_CALLCONV
FreeImage_SetOutputMessage(FreeImage_OutputMessageFunction omf) {
freeimage_outputmessage_proc = omf;
}
void DLL_CALLCONV
FreeImage_SetOutputMessageStdCall(FreeImage_OutputMessageFunctionStdCall omf) {
freeimage_outputmessagestdcall_proc = omf;
}
void DLL_CALLCONV
FreeImage_OutputMessageProc(int fif, const char *fmt, ...) {
const int MSG_SIZE = 512; // 512 bytes should be more than enough for a short message
if ((fmt != NULL) && ((freeimage_outputmessage_proc != NULL) || (freeimage_outputmessagestdcall_proc != NULL))) {
char message[MSG_SIZE];
memset(message, 0, MSG_SIZE);
// initialize the optional parameter list
va_list arg;
va_start(arg, fmt);
// check the length of the format string
int str_length = (int)( (strlen(fmt) > MSG_SIZE) ? MSG_SIZE : strlen(fmt) );
// parse the format string and put the result in 'message'
for (int i = 0, j = 0; i < str_length; ++i) {
if (fmt[i] == '%') {
if (i + 1 < str_length) {
switch(tolower(fmt[i + 1])) {
case '%' :
message[j++] = '%';
break;
case 'o' : // octal numbers
{
char tmp[16];
_itoa(va_arg(arg, int), tmp, 8);
strcat(message, tmp);
j += (int)strlen(tmp);
++i;
break;
}
case 'i' : // decimal numbers
case 'd' :
{
char tmp[16];
_itoa(va_arg(arg, int), tmp, 10);
strcat(message, tmp);
j += (int)strlen(tmp);
++i;
break;
}
case 'x' : // hexadecimal numbers
{
char tmp[16];
_itoa(va_arg(arg, int), tmp, 16);
strcat(message, tmp);
j += (int)strlen(tmp);
++i;
break;
}
case 's' : // strings
{
char *tmp = va_arg(arg, char*);
strcat(message, tmp);
j += (int)strlen(tmp);
++i;
break;
}
};
} else {
message[j++] = fmt[i];
}
} else {
message[j++] = fmt[i];
};
}
// deinitialize the optional parameter list
va_end(arg);
// output the message to the user program
if (freeimage_outputmessage_proc != NULL)
freeimage_outputmessage_proc((FREE_IMAGE_FORMAT)fif, message);
if (freeimage_outputmessagestdcall_proc != NULL)
freeimage_outputmessagestdcall_proc((FREE_IMAGE_FORMAT)fif, message);
}
}
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