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ximaenc.cpp
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// xImaCodec.cpp : Encode Decode functions
/* 07/08/2001 v1.00 - Davide Pizzolato - www.xdp.it
* CxImage version 7.0.1 07/Jan/2011
*/
#include "ximage.h"
#if CXIMAGE_SUPPORT_JPG
#include "ximajpg.h"
#endif
#if CXIMAGE_SUPPORT_GIF
#include "ximagif.h"
#endif
#if CXIMAGE_SUPPORT_PNG
#include "ximapng.h"
#endif
#if CXIMAGE_SUPPORT_MNG
#include "ximamng.h"
#endif
#if CXIMAGE_SUPPORT_BMP
#include "ximabmp.h"
#endif
#if CXIMAGE_SUPPORT_ICO
#include "ximaico.h"
#endif
#if CXIMAGE_SUPPORT_TIF
#include "ximatif.h"
#endif
#if CXIMAGE_SUPPORT_TGA
#include "ximatga.h"
#endif
#if CXIMAGE_SUPPORT_PCX
#include "ximapcx.h"
#endif
#if CXIMAGE_SUPPORT_WBMP
#include "ximawbmp.h"
#endif
#if CXIMAGE_SUPPORT_WMF
#include "ximawmf.h" // <vho> - WMF/EMF support
#endif
#if CXIMAGE_SUPPORT_JBG
#include "ximajbg.h"
#endif
#if CXIMAGE_SUPPORT_JASPER
#include "ximajas.h"
#endif
#if CXIMAGE_SUPPORT_SKA
#include "ximaska.h"
#endif
#if CXIMAGE_SUPPORT_RAW
#include "ximaraw.h"
#endif
#if CXIMAGE_SUPPORT_PSD
#include "ximapsd.h"
#endif
////////////////////////////////////////////////////////////////////////////////
#if CXIMAGE_SUPPORT_ENCODE
////////////////////////////////////////////////////////////////////////////////
bool CxImage::EncodeSafeCheck(CxFile *hFile)
{
if (hFile==NULL) {
strcpy(info.szLastError,CXIMAGE_ERR_NOFILE);
return true;
}
if (pDib==NULL){
strcpy(info.szLastError,CXIMAGE_ERR_NOIMAGE);
return true;
}
return false;
}
////////////////////////////////////////////////////////////////////////////////
//#ifdef WIN32
//bool CxImage::Save(LPCWSTR filename, uint32_t imagetype)
//{
// FILE* hFile; //file handle to write the image
// if ((hFile=_wfopen(filename,L"wb"))==NULL) return false;
// bool bOK = Encode(hFile,imagetype);
// fclose(hFile);
// return bOK;
//}
//#endif //WIN32
////////////////////////////////////////////////////////////////////////////////
// For UNICODE support: char -> TCHAR
/**
* Saves to disk the image in a specific format.
* \param filename: file name
* \param imagetype: file format, see ENUM_CXIMAGE_FORMATS
* \return true if everything is ok
*/
bool CxImage::Save(const TCHAR * filename, uint32_t imagetype)
{
FILE* hFile; //file handle to write the image
#ifdef WIN32
if ((hFile=_tfopen(filename,_T("wb")))==NULL) return false; // For UNICODE support
#else
if ((hFile=fopen(filename,"wb"))==NULL) return false;
#endif
bool bOK = Encode(hFile,imagetype);
fclose(hFile);
return bOK;
}
////////////////////////////////////////////////////////////////////////////////
/**
* Saves to disk the image in a specific format.
* \param hFile: file handle, open and enabled for writing.
* \param imagetype: file format, see ENUM_CXIMAGE_FORMATS
* \return true if everything is ok
*/
bool CxImage::Encode(FILE *hFile, uint32_t imagetype)
{
CxIOFile file(hFile);
return Encode(&file,imagetype);
}
////////////////////////////////////////////////////////////////////////////////
/**
* Saves to memory buffer the image in a specific format.
* \param buffer: output memory buffer pointer. Must be NULL,
* the function allocates and fill the memory,
* the application must free the buffer, see also FreeMemory().
* \param size: output memory buffer size.
* \param imagetype: file format, see ENUM_CXIMAGE_FORMATS
* \return true if everything is ok
*/
bool CxImage::Encode(uint8_t * &buffer, int32_t &size, uint32_t imagetype)
{
if (buffer!=NULL){
strcpy(info.szLastError,"the buffer must be empty");
return false;
}
CxMemFile file;
file.Open();
if(Encode(&file,imagetype)){
buffer=file.GetBuffer();
size=file.Size();
return true;
}
return false;
}
////////////////////////////////////////////////////////////////////////////////
/**
* Saves to disk the image in a specific format.
* \param hFile: file handle (CxMemFile or CxIOFile), with write access.
* \param imagetype: file format, see ENUM_CXIMAGE_FORMATS
* \return true if everything is ok
* \sa ENUM_CXIMAGE_FORMATS
*/
bool CxImage::Encode(CxFile *hFile, uint32_t imagetype)
{
#if CXIMAGE_SUPPORT_BMP
if (CXIMAGE_FORMAT_BMP==imagetype){
CxImageBMP *newima = new CxImageBMP;
if (!newima) return false;
newima->Ghost(this);
if (newima->Encode(hFile)){
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
delete newima;
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_ICO
if (CXIMAGE_FORMAT_ICO==imagetype){
CxImageICO *newima = new CxImageICO;
if (!newima) return false;
newima->Ghost(this);
if (newima->Encode(hFile)){
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
delete newima;
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_TIF
if (CXIMAGE_FORMAT_TIF==imagetype){
CxImageTIF *newima = new CxImageTIF;
if (!newima) return false;
newima->Ghost(this);
if (newima->Encode(hFile)){
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
delete newima;
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_JPG
if (CXIMAGE_FORMAT_JPG==imagetype){
CxImageJPG *newima = new CxImageJPG;
if (!newima) return false;
newima->Ghost(this);
if (newima->Encode(hFile)){
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
delete newima;
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_GIF
if (CXIMAGE_FORMAT_GIF==imagetype){
CxImageGIF *newima = new CxImageGIF;
if (!newima) return false;
newima->Ghost(this);
if (newima->Encode(hFile)){
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
delete newima;
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_PNG
if (CXIMAGE_FORMAT_PNG==imagetype){
CxImagePNG *newima = new CxImagePNG;
if (!newima) return false;
newima->Ghost(this);
if (newima->Encode(hFile)){
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
delete newima;
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_MNG
if (CXIMAGE_FORMAT_MNG==imagetype){
CxImageMNG *newima = new CxImageMNG;
if (!newima) return false;
newima->Ghost(this);
if (newima->Encode(hFile)){
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
delete newima;
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_TGA
if (CXIMAGE_FORMAT_TGA==imagetype){
CxImageTGA *newima = new CxImageTGA;
if (!newima) return false;
newima->Ghost(this);
if (newima->Encode(hFile)){
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
delete newima;
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_PCX
if (CXIMAGE_FORMAT_PCX==imagetype){
CxImagePCX *newima = new CxImagePCX;
if (!newima) return false;
newima->Ghost(this);
if (newima->Encode(hFile)){
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
delete newima;
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_WBMP
if (CXIMAGE_FORMAT_WBMP==imagetype){
CxImageWBMP *newima = new CxImageWBMP;
if (!newima) return false;
newima->Ghost(this);
if (newima->Encode(hFile)){
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
delete newima;
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_WMF && CXIMAGE_SUPPORT_WINDOWS // <vho> - WMF/EMF support
if (CXIMAGE_FORMAT_WMF==imagetype){
CxImageWMF *newima = new CxImageWMF;
if (!newima) return false;
newima->Ghost(this);
if (newima->Encode(hFile)){
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
delete newima;
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_JBG
if (CXIMAGE_FORMAT_JBG==imagetype){
CxImageJBG *newima = new CxImageJBG;
if (!newima) return false;
newima->Ghost(this);
if (newima->Encode(hFile)){
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
delete newima;
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_JASPER
if (
#if CXIMAGE_SUPPORT_JP2
CXIMAGE_FORMAT_JP2==imagetype ||
#endif
#if CXIMAGE_SUPPORT_JPC
CXIMAGE_FORMAT_JPC==imagetype ||
#endif
#if CXIMAGE_SUPPORT_PGX
CXIMAGE_FORMAT_PGX==imagetype ||
#endif
#if CXIMAGE_SUPPORT_PNM
CXIMAGE_FORMAT_PNM==imagetype ||
#endif
#if CXIMAGE_SUPPORT_RAS
CXIMAGE_FORMAT_RAS==imagetype ||
#endif
false ){
CxImageJAS *newima = new CxImageJAS;
if (!newima) return false;
newima->Ghost(this);
if (newima->Encode(hFile,imagetype)){
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
delete newima;
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_SKA
if (CXIMAGE_FORMAT_SKA==imagetype){
CxImageSKA *newima = new CxImageSKA;
if (!newima) return false;
newima->Ghost(this);
if (newima->Encode(hFile)){
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
delete newima;
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_RAW
if (CXIMAGE_FORMAT_RAW==imagetype){
CxImageRAW *newima = new CxImageRAW;
if (!newima) return false;
newima->Ghost(this);
if (newima->Encode(hFile)){
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
delete newima;
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_PSD
if (CXIMAGE_FORMAT_PSD==imagetype){
CxImagePSD *newima = new CxImagePSD;
if (!newima) return false;
newima->Ghost(this);
if (newima->Encode(hFile)){
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
delete newima;
return false;
}
}
#endif
strcpy(info.szLastError,"Encode: Unknown format");
return false;
}
////////////////////////////////////////////////////////////////////////////////
/**
* Saves to disk or memory pagecount images, referenced by an array of CxImage pointers.
* \param hFile: file handle.
* \param pImages: array of CxImage pointers.
* \param pagecount: number of images.
* \param imagetype: can be CXIMAGE_FORMAT_TIF or CXIMAGE_FORMAT_GIF.
* \return true if everything is ok
*/
bool CxImage::Encode(FILE * hFile, CxImage ** pImages, int32_t pagecount, uint32_t imagetype)
{
CxIOFile file(hFile);
return Encode(&file, pImages, pagecount,imagetype);
}
////////////////////////////////////////////////////////////////////////////////
/**
* Saves to disk or memory pagecount images, referenced by an array of CxImage pointers.
* \param hFile: file handle (CxMemFile or CxIOFile), with write access.
* \param pImages: array of CxImage pointers.
* \param pagecount: number of images.
* \param imagetype: can be CXIMAGE_FORMAT_TIF, CXIMAGE_FORMAT_GIF or CXIMAGE_FORMAT_ICO.
* \return true if everything is ok
*/
bool CxImage::Encode(CxFile * hFile, CxImage ** pImages, int32_t pagecount, uint32_t imagetype)
{
#if CXIMAGE_SUPPORT_TIF
if (imagetype==CXIMAGE_FORMAT_TIF){
CxImageTIF newima;
newima.Ghost(this);
if (newima.Encode(hFile,pImages,pagecount)){
return true;
} else {
strcpy(info.szLastError,newima.GetLastError());
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_GIF
if (imagetype==CXIMAGE_FORMAT_GIF){
CxImageGIF newima;
newima.Ghost(this);
if (newima.Encode(hFile,pImages,pagecount)){
return true;
} else {
strcpy(info.szLastError,newima.GetLastError());
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_ICO
if (imagetype==CXIMAGE_FORMAT_ICO){
CxImageICO newima;
newima.Ghost(this);
if (newima.Encode(hFile,pImages,pagecount)){
return true;
} else {
strcpy(info.szLastError,newima.GetLastError());
return false;
}
}
#endif
strcpy(info.szLastError,"Multipage Encode, Unsupported operation for this format");
return false;
}
////////////////////////////////////////////////////////////////////////////////
/**
* exports the image into a RGBA buffer, Useful for OpenGL applications.
* \param buffer: output memory buffer pointer. Must be NULL,
* the function allocates and fill the memory,
* the application must free the buffer, see also FreeMemory().
* \param size: output memory buffer size.
* \param bFlipY: direction of Y axis. default = false.
* \return true if everything is ok
*/
bool CxImage::Encode2RGBA(uint8_t * &buffer, int32_t &size, bool bFlipY)
{
if (buffer!=NULL){
strcpy(info.szLastError,"the buffer must be empty");
return false;
}
CxMemFile file;
file.Open();
if(Encode2RGBA(&file,bFlipY)){
buffer=file.GetBuffer();
size=file.Size();
return true;
}
return false;
}
////////////////////////////////////////////////////////////////////////////////
/**
* exports the image into a RGBA buffer, Useful for OpenGL applications.
* \param hFile: file handle (CxMemFile or CxIOFile), with write access.
* \param bFlipY: direction of Y axis. default = false.
* \return true if everything is ok
*/
bool CxImage::Encode2RGBA(CxFile *hFile, bool bFlipY)
{
if (EncodeSafeCheck(hFile)) return false;
for (int32_t y1 = 0; y1 < head.biHeight; y1++) {
int32_t y = bFlipY ? head.biHeight - 1 - y1 : y1;
for(int32_t x = 0; x < head.biWidth; x++) {
RGBQUAD color = BlindGetPixelColor(x,y);
hFile->PutC(color.rgbRed);
hFile->PutC(color.rgbGreen);
hFile->PutC(color.rgbBlue);
hFile->PutC(color.rgbReserved);
}
}
return true;
}
////////////////////////////////////////////////////////////////////////////////
#endif //CXIMAGE_SUPPORT_ENCODE
////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
#if CXIMAGE_SUPPORT_DECODE
////////////////////////////////////////////////////////////////////////////////
// For UNICODE support: char -> TCHAR
/**
* Reads from disk the image in a specific format.
* - If decoding fails using the specified image format,
* the function will try the automatic file format recognition.
*
* \param filename: file name
* \param imagetype: file format, see ENUM_CXIMAGE_FORMATS
* \return true if everything is ok
*/
bool CxImage::Load(const TCHAR * filename, uint32_t imagetype)
//bool CxImage::Load(const char * filename, uint32_t imagetype)
{
/*FILE* hFile; //file handle to read the image
if ((hFile=fopen(filename,"rb"))==NULL) return false;
bool bOK = Decode(hFile,imagetype);
fclose(hFile);*/
/* automatic file type recognition */
bool bOK = false;
if ( GetTypeIndexFromId(imagetype) ){
FILE* hFile; //file handle to read the image
#ifdef WIN32
if ((hFile=_tfopen(filename,_T("rb")))==NULL) return false; // For UNICODE support
#else
if ((hFile=fopen(filename,"rb"))==NULL) return false;
#endif
bOK = Decode(hFile,imagetype);
fclose(hFile);
if (bOK) return bOK;
}
char szError[256];
strcpy(szError,info.szLastError); //save the first error
// if failed, try automatic recognition of the file...
FILE* hFile;
#ifdef WIN32
if ((hFile=_tfopen(filename,_T("rb")))==NULL) return false; // For UNICODE support
#else
if ((hFile=fopen(filename,"rb"))==NULL) return false;
#endif
bOK = Decode(hFile,CXIMAGE_FORMAT_UNKNOWN);
fclose(hFile);
if (!bOK && imagetype > 0) strcpy(info.szLastError,szError); //restore the first error
return bOK;
}
////////////////////////////////////////////////////////////////////////////////
#ifdef WIN32
//bool CxImage::Load(LPCWSTR filename, uint32_t imagetype)
//{
// /*FILE* hFile; //file handle to read the image
// if ((hFile=_wfopen(filename, L"rb"))==NULL) return false;
// bool bOK = Decode(hFile,imagetype);
// fclose(hFile);*/
//
// /* automatic file type recognition */
// bool bOK = false;
// if ( GetTypeIndexFromId(imagetype) ){
// FILE* hFile; //file handle to read the image
// if ((hFile=_wfopen(filename,L"rb"))==NULL) return false;
// bOK = Decode(hFile,imagetype);
// fclose(hFile);
// if (bOK) return bOK;
// }
//
// char szError[256];
// strcpy(szError,info.szLastError); //save the first error
//
// // if failed, try automatic recognition of the file...
// FILE* hFile; //file handle to read the image
// if ((hFile=_wfopen(filename,L"rb"))==NULL) return false;
// bOK = Decode(hFile,CXIMAGE_FORMAT_UNKNOWN);
// fclose(hFile);
//
// if (!bOK && imagetype > 0) strcpy(info.szLastError,szError); //restore the first error
//
// return bOK;
//}
////////////////////////////////////////////////////////////////////////////////
/**
* Loads an image from the application resources.
* \param hRes: the resource handle returned by FindResource().
* \param imagetype: file format, see ENUM_CXIMAGE_FORMATS.
* \param hModule: NULL for internal resource, or external application/DLL hinstance returned by LoadLibray.
* \return true if everything is ok
*/
bool CxImage::LoadResource(HRSRC hRes, uint32_t imagetype, HMODULE hModule)
{
uint32_t rsize=SizeofResource(hModule,hRes);
HGLOBAL hMem=::LoadResource(hModule,hRes);
if (hMem){
char* lpVoid=(char*)LockResource(hMem);
if (lpVoid){
// FILE* fTmp=tmpfile(); doesn't work with network
/*char tmpPath[MAX_PATH] = {0};
char tmpFile[MAX_PATH] = {0};
GetTempPath(MAX_PATH,tmpPath);
GetTempFileName(tmpPath,"IMG",0,tmpFile);
FILE* fTmp=fopen(tmpFile,"w+b");
if (fTmp){
fwrite(lpVoid,rsize,1,fTmp);
fseek(fTmp,0,SEEK_SET);
bool bOK = Decode(fTmp,imagetype);
fclose(fTmp);
DeleteFile(tmpFile);
return bOK;
}*/
CxMemFile fTmp((uint8_t*)lpVoid,rsize);
return Decode(&fTmp,imagetype);
}
} else strcpy(info.szLastError,"Unable to load resource!");
return false;
}
#endif //WIN32
////////////////////////////////////////////////////////////////////////////////
/**
* Constructor from file name, see Load()
* \param filename: file name
* \param imagetype: file format, see ENUM_CXIMAGE_FORMATS
*/
//
// > filename: file name
// > imagetype: specify the image format (CXIMAGE_FORMAT_BMP,...)
// For UNICODE support: char -> TCHAR
CxImage::CxImage(const TCHAR * filename, uint32_t imagetype)
//CxImage::CxImage(const char * filename, uint32_t imagetype)
{
Startup(imagetype);
Load(filename,imagetype);
}
////////////////////////////////////////////////////////////////////////////////
/**
* Constructor from file handle, see Decode()
* \param stream: file handle, with read access.
* \param imagetype: file format, see ENUM_CXIMAGE_FORMATS
*/
CxImage::CxImage(FILE * stream, uint32_t imagetype)
{
Startup(imagetype);
Decode(stream,imagetype);
}
////////////////////////////////////////////////////////////////////////////////
/**
* Constructor from CxFile object, see Decode()
* \param stream: file handle (CxMemFile or CxIOFile), with read access.
* \param imagetype: file format, see ENUM_CXIMAGE_FORMATS
*/
CxImage::CxImage(CxFile * stream, uint32_t imagetype)
{
Startup(imagetype);
Decode(stream,imagetype);
}
////////////////////////////////////////////////////////////////////////////////
/**
* Constructor from memory buffer, see Decode()
* \param buffer: memory buffer
* \param size: size of buffer
* \param imagetype: file format, see ENUM_CXIMAGE_FORMATS
*/
CxImage::CxImage(uint8_t * buffer, uint32_t size, uint32_t imagetype)
{
Startup(imagetype);
CxMemFile stream(buffer,size);
Decode(&stream,imagetype);
}
////////////////////////////////////////////////////////////////////////////////
/**
* Loads an image from memory buffer
* \param buffer: memory buffer
* \param size: size of buffer
* \param imagetype: file format, see ENUM_CXIMAGE_FORMATS
* \return true if everything is ok
*/
bool CxImage::Decode(uint8_t * buffer, uint32_t size, uint32_t imagetype)
{
CxMemFile file(buffer,size);
return Decode(&file,imagetype);
}
////////////////////////////////////////////////////////////////////////////////
/**
* Loads an image from file handle.
* \param hFile: file handle, with read access.
* \param imagetype: file format, see ENUM_CXIMAGE_FORMATS
* \return true if everything is ok
*/
bool CxImage::Decode(FILE *hFile, uint32_t imagetype)
{
CxIOFile file(hFile);
return Decode(&file,imagetype);
}
////////////////////////////////////////////////////////////////////////////////
/**
* Loads an image from CxFile object
* \param hFile: file handle (CxMemFile or CxIOFile), with read access.
* \param imagetype: file format, see ENUM_CXIMAGE_FORMATS
* \return true if everything is ok
* \sa ENUM_CXIMAGE_FORMATS
*/
bool CxImage::Decode(CxFile *hFile, uint32_t imagetype)
{
if (hFile == NULL){
strcpy(info.szLastError,CXIMAGE_ERR_NOFILE);
return false;
}
uint32_t pos = hFile->Tell();
#if CXIMAGE_SUPPORT_BMP
if (CXIMAGE_FORMAT_UNKNOWN==imagetype || CXIMAGE_FORMAT_BMP==imagetype){
CxImageBMP *newima = new CxImageBMP;
if (!newima)
return false;
newima->CopyInfo(*this);
if (newima->Decode(hFile)) {
Transfer(*newima);
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
hFile->Seek(pos,SEEK_SET);
delete newima;
if (CXIMAGE_FORMAT_UNKNOWN!=imagetype)
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_JPG
if (CXIMAGE_FORMAT_UNKNOWN==imagetype || CXIMAGE_FORMAT_JPG==imagetype){
CxImageJPG *newima = new CxImageJPG;
if (!newima)
return false;
newima->CopyInfo(*this);
if (newima->Decode(hFile)) {
Transfer(*newima);
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
hFile->Seek(pos,SEEK_SET);
delete newima;
if (CXIMAGE_FORMAT_UNKNOWN!=imagetype)
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_ICO
if (CXIMAGE_FORMAT_UNKNOWN==imagetype || CXIMAGE_FORMAT_ICO==imagetype){
CxImageICO *newima = new CxImageICO;
if (!newima)
return false;
newima->CopyInfo(*this);
if (newima->Decode(hFile)) {
Transfer(*newima);
delete newima;
return true;
} else {
info.nNumFrames = newima->info.nNumFrames;
strcpy(info.szLastError,newima->GetLastError());
hFile->Seek(pos,SEEK_SET);
delete newima;
if (CXIMAGE_FORMAT_UNKNOWN!=imagetype)
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_GIF
if (CXIMAGE_FORMAT_UNKNOWN==imagetype || CXIMAGE_FORMAT_GIF==imagetype){
CxImageGIF *newima = new CxImageGIF;
if (!newima)
return false;
newima->CopyInfo(*this);
if (newima->Decode(hFile)) {
Transfer(*newima);
delete newima;
return true;
} else {
info.nNumFrames = newima->info.nNumFrames;
strcpy(info.szLastError,newima->GetLastError());
hFile->Seek(pos,SEEK_SET);
delete newima;
if (CXIMAGE_FORMAT_UNKNOWN!=imagetype)
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_PNG
if (CXIMAGE_FORMAT_UNKNOWN==imagetype || CXIMAGE_FORMAT_PNG==imagetype){
CxImagePNG *newima = new CxImagePNG;
if (!newima)
return false;
newima->CopyInfo(*this);
if (newima->Decode(hFile)) {
Transfer(*newima);
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
hFile->Seek(pos,SEEK_SET);
delete newima;
if (CXIMAGE_FORMAT_UNKNOWN!=imagetype)
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_TIF
if (CXIMAGE_FORMAT_UNKNOWN==imagetype || CXIMAGE_FORMAT_TIF==imagetype){
CxImageTIF *newima = new CxImageTIF;
if (!newima)
return false;
newima->CopyInfo(*this);
if (newima->Decode(hFile)) {
Transfer(*newima);
delete newima;
return true;
} else {
info.nNumFrames = newima->info.nNumFrames;
strcpy(info.szLastError,newima->GetLastError());
hFile->Seek(pos,SEEK_SET);
delete newima;
if (CXIMAGE_FORMAT_UNKNOWN!=imagetype)
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_MNG
if (CXIMAGE_FORMAT_UNKNOWN==imagetype || CXIMAGE_FORMAT_MNG==imagetype){
CxImageMNG *newima = new CxImageMNG;
if (!newima)
return false;
newima->CopyInfo(*this);
if (newima->Decode(hFile)) {
Transfer(*newima);
delete newima;
return true;
} else {
info.nNumFrames = newima->info.nNumFrames;
strcpy(info.szLastError,newima->GetLastError());
hFile->Seek(pos,SEEK_SET);
delete newima;
if (CXIMAGE_FORMAT_UNKNOWN!=imagetype)
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_TGA
if (CXIMAGE_FORMAT_UNKNOWN==imagetype || CXIMAGE_FORMAT_TGA==imagetype){
CxImageTGA *newima = new CxImageTGA;
if (!newima)
return false;
newima->CopyInfo(*this);
if (newima->Decode(hFile)) {
Transfer(*newima);
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
hFile->Seek(pos,SEEK_SET);
delete newima;
if (CXIMAGE_FORMAT_UNKNOWN!=imagetype)
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_PCX
if (CXIMAGE_FORMAT_UNKNOWN==imagetype || CXIMAGE_FORMAT_PCX==imagetype){
CxImagePCX *newima = new CxImagePCX;
if (!newima)
return false;
newima->CopyInfo(*this);
if (newima->Decode(hFile)) {
Transfer(*newima);
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
hFile->Seek(pos,SEEK_SET);
delete newima;
if (CXIMAGE_FORMAT_UNKNOWN!=imagetype)
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_WBMP
if (CXIMAGE_FORMAT_UNKNOWN==imagetype || CXIMAGE_FORMAT_WBMP==imagetype){
CxImageWBMP *newima = new CxImageWBMP;
if (!newima)
return false;
newima->CopyInfo(*this);
if (newima->Decode(hFile)) {
Transfer(*newima);
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
hFile->Seek(pos,SEEK_SET);
delete newima;
if (CXIMAGE_FORMAT_UNKNOWN!=imagetype)
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_WMF && CXIMAGE_SUPPORT_WINDOWS
if (CXIMAGE_FORMAT_UNKNOWN==imagetype || CXIMAGE_FORMAT_WMF==imagetype){
CxImageWMF *newima = new CxImageWMF;
if (!newima)
return false;
newima->CopyInfo(*this);
if (newima->Decode(hFile)) {
Transfer(*newima);
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
hFile->Seek(pos,SEEK_SET);
delete newima;
if (CXIMAGE_FORMAT_UNKNOWN!=imagetype)
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_JBG
if (CXIMAGE_FORMAT_UNKNOWN==imagetype || CXIMAGE_FORMAT_JBG==imagetype){
CxImageJBG *newima = new CxImageJBG;
if (!newima)
return false;
newima->CopyInfo(*this);
if (newima->Decode(hFile)) {
Transfer(*newima);
delete newima;
return true;
} else {
strcpy(info.szLastError,newima->GetLastError());
hFile->Seek(pos,SEEK_SET);
delete newima;
if (CXIMAGE_FORMAT_UNKNOWN!=imagetype)
return false;
}
}
#endif
#if CXIMAGE_SUPPORT_JASPER