GDAL中文件的驱动及对应的文件格式（转） https://blog.csdn.net/haojknm/article/details/5851968

GDALDriver * poDriver;  
char *pszFormat=GetOutimgInfo(m_strInput);  
poDriver = GetGDALDriverManager()->GetDriverByName(pszFormat);  
char* GetOutimgInfo(CString& Outimg)  
{  
    // GDAL 内部对各种格式自定义的表示符  
    char *pszFileSName[]={  
        "VRT",//: Virtual Raster  
            "GTiff",//: GeoTIFF  
            "NITF",//: National Imagery Transmission Format  
            "HFA",//: Erdas Imagine Images (.img)  
            "ELAS",//: ELAS  
            "AAIGrid",//: Arc/Info ASCII Grid  
            "DTED",//: DTED Elevation Raster  
            "PNG",//: Portable Network Graphics  
            "JPEG",//: JPEG JFIF  
            "MEM",//: In Memory Raster  
            "GIF",//: Graphics Interchange Format (.gif)  
            "BSB",//: Maptech BSB Nautical Charts  
            "XPM",//: X11 PixMap Format  
            "BMP",//: MS Windows Device Independent Bitmap  
            "PCIDSK",//: PCIDSK Database File  
            "HDF4Image",//: HDF4 Dataset  
            "PNM",//: Portable Pixmap Format (netpbm)  
            "ENVI",//: ENVI .hdr Labelled  
            "EHdr",//: ESRI .hdr Labelled  
            "PAux",//: PCI .aux Labelled  
            "MFF",//: Atlantis MFF Raster  
            "MFF2",//: Atlantis MFF2 (HKV) Raster  
            "BT",//: VTP .bt (Binary Terrain) 1.3 Format  
            "FIT",//: FIT Image  
            "OTHER"};  
          
        ///// 各种文件格式的后缀  
        char * pszFileExt[]={  
            ".vrt",//: Virtual Raster  
                ".tif",//: GeoTIFF  
                "????",//: National Imagery Transmission Format  
                ".img",//: Erdas Imagine Images (.img)  
                "????",//: ELAS  
                "????",//: Arc/Info ASCII Grid  
                "????",//: DTED Elevation Raster  
                ".png",//: Portable Network Graphics  
                ".jpg",//: JPEG JFIF  
                "????",//: In Memory Raster  
                ".gif",//: Graphics Interchange Format (.gif)  
                "????",//: Maptech BSB Nautical Charts  
                "????",//: X11 PixMap Format  
                ".bmp",//: MS Windows Device Independent Bitmap  
                "????",//: PCIDSK Database File  
                ".hdf",//: HDF4 Dataset  
                "????",//: Portable Pixmap Format (netpbm)  
                ".hdr",//: ENVI .hdr Labelled  
                "????",//: ESRI .hdr Labelled  
                ".pix",//: PCI .aux Labelled  
                "????",//: Atlantis MFF Raster  
                "????",//: Atlantis MFF2 (HKV) Raster  
                "????",//: VTP .bt (Binary Terrain) 1.3 Format  
                "????",//: FIT Image  
                ".other"};  
              
            /// 得到字符串的最后四个字符  
            CString OutFilename = Outimg;  
            OutFilename.TrimRight();  
            CString pszExt = OutFilename.Right(4);  
              
            char *pszFormat = "GTiff";    
            int loop=0;  
            while(strcmp(pszFileSName[loop],"OTHER") != 0)  
            {  
                if(pszExt.CompareNoCase(pszFileExt[loop]) == 0)       
                {  
                    pszFormat = pszFileSName[loop];  
                    break;//    
                }  
                loop++;  
            }  
            return pszFormat;  
}