IM_TYPE CFormatDetector::ImageFormat(UIC::BaseStreamInput& in)
{
IM_TYPE fmt;
BaseStream::TStatus status;
fmt = IT_UNKNOWN;
if(IsBMP(in))
fmt = IT_BMP;
else if(IsPNG(in))
fmt = IT_PNG;
else if(IsJPEG(in))
fmt = IT_JPEG;
else if(IsJPEG2000(in))
fmt = IT_JPEG2000;
else if(IsDICOM(in))
fmt = IT_DICOM;
else if(IsJPEGXR(in))
fmt = IT_JPEGXR;
status = in.Seek(0,UIC::BaseStreamInput::Beginning);
if(UIC::BaseStreamInput::StatusOk != status)
return IT_UNKNOWN;
return fmt;
} // CFormatDetector::ImageFormat()
BOOL CImage::Load(CString sFileName)
{
Destroy();
FILE* f = NULL;
_TFOPEN_S(f, sFileName.GetBuffer(0), _T("rb"));
if(f==NULL)
return FALSE;
if(IsBitmap(f))
{
fclose(f);
return LoadBitmapFromBMPFile(sFileName.GetBuffer(0));
}
else if(IsPNG(f))
{
fclose(f);
return LoadBitmapFromPNGFile(sFileName.GetBuffer(0));
}
else if(IsJPEG(f))
{
fclose(f);
return LoadBitmapFromJPEGFile(sFileName.GetBuffer(0));
}
fclose(f);
return FALSE;
}
BOOL CImage::IsImageFile(CString sFileName)
{
FILE* f = NULL;
_TFOPEN_S(f, sFileName.GetBuffer(0), _T("rb"));
if(f==NULL)
return FALSE;
if(IsBitmap(f) || IsPNG(f) || IsJPEG(f))
{
fclose(f);
return TRUE;
}
fclose(f);
return FALSE;
}
static bool IsImage(const char* filename)
{
return IsJPEG(filename) || IsPNG(filename) || IsPCX(filename) || IsBMP(filename) || IsGIF(filename);
}