void CImage::Create(const std::wstring& filename)
{
Destroy();
CBgraFrame oFrame;
bool bOpen = oFrame.OpenFile(filename);
if (bOpen)
{
m_pImgData = oFrame.get_Data();
m_dwWidth = (DWORD)oFrame.get_Width();
m_dwHeight = (DWORD)oFrame.get_Height();
m_nStride = oFrame.get_Stride();
m_Status = Ok;
}
oFrame.ClearNoAttack();
}
static void CorrectImage(const wchar_t* wsFileName, BYTE*& pBuffer, int& nBufferSize, unsigned int& unWidth, unsigned int& unHeight)
{
pBuffer = NULL;
nBufferSize = 0;
CImageFileFormatChecker oChecker(wsFileName);
if (oChecker.eFileType != _CXIMAGE_FORMAT_JPG)
return;
NSFile::CFileBinary oFile;
if (!oFile.OpenFile(wsFileName))
return;
if (20 > oFile.GetFileSize())
return;
BYTE data[20];
DWORD dwRead = 0;
if (!oFile.ReadFile(data, 20, dwRead))
return;
std::string sFind((char*)data, 20);
oFile.CloseFile();
if (std::string::npos == sFind.find("Photoshop") && std::string::npos == sFind.find("photoshop"))
return;
CBgraFrame oFrame;
if (!oFrame.OpenFile(wsFileName))
return;
oFrame.SetJpegQuality(85.0);
if (!oFrame.Encode(pBuffer, nBufferSize, _CXIMAGE_FORMAT_JPG))
return;
if (!pBuffer || !nBufferSize)
return;
unWidth = (unsigned int)oFrame.get_Width();
unHeight = (unsigned int)oFrame.get_Height();
}
bool GetResolution(const wchar_t* fileName, int & Width, int &Height, CApplicationFonts * appFonts)
{
CBgraFrame image;
MetaFile::CMetaFile meta_file(appFonts);
if ( meta_file.LoadFromFile(fileName))
{
double dX = 0, dY = 0, dW = 0, dH = 0;
meta_file.GetBounds(&dX, &dY, &dW, &dH);
Width = dW;
Height = dH;
}
else if ( image.OpenFile(fileName, 0 ))
{
Width = image.get_Width();
Height = image.get_Height();
return true;
}
return false;
}