CImage::Save
Saves an image to the specified stream or file on disk.
HRESULT Save(
IStream* pStream,
REFGUID guidFileType
) const throw();
HRESULT Save(
LPCTSTR pszFileName,
REFGUID guidFileType= GUID_NULL
) const throw();
Parameters
pStream
A pointer to a COM IStream object containing the file image data.pszFileName
A pointer to the file name for the image.guidFileType
The file type to save the image as. Can be one of the following:ImageFormatBMP An uncompressed bitmap image.
ImageFormatPNG A Portable Network Graphic (PNG) compressed image.
ImageFormatJPEG A JPEG compressed image.
ImageFormatGIF A GIF compressed image.
참고
For a complete list of constants, see Image File Format Constants in the Windows SDK.
Return Value
A standard HRESULT.
Remarks
Call this function to save the image using a specified name and type. If the guidFileType parameter is not included, the file name's file extension will be used to determine the image format. If no extension is provided, the image will be saved in BMP format.
Example:
// Demonstrating saving various file formats
// save an image in BMP format
m_myImage.Save(_T("c:\\temp\\image1.bmp"));
// save an image in BMP format
m_myImage.Save(_T("c:\\temp\\image2"), Gdiplus::ImageFormatBMP);
// save an image in JPEG format
m_myImage.Save(_T("c:\\temp\\image3.jpg"));
// save an image in BMP format, even though jpg file extension is used
m_myImage.Save(_T("c:\\temp\\image4.jpg"), Gdiplus::ImageFormatBMP);
Requirements
Header: atlimage.h