Method loadFile

IPL/src/IPLFileIO.cpp:32–142

! * \brief IPLFileIO::loadFile * \param filename * \param image pass by pointer reference, because we need to change the pointer * \return */

 * \return
 */
bool IPLFileIO::loadFile(std::string filename, IPLImage*& image, std::string& information)
{
    std::string formatNames[37] =  {"BMP", "ICO", "JPEG", "JNG",
                                    "KOALA", "LBM", "MNG", "PBM",
                                    "PBMRAW", "PCD", "PCX", "PGM", "PGMRAW",
                                    "PNG", "PPM", "PPMRAW", "RAS",
                                    "TARGA", "TIFF", "WBMP", "PSD", "CUT",
                                    "XBM", "XPM", "DDS", "GIF", "HDR",
                                    "FAXG3", "SGI", "EXR", "J2K", "JP2",
                                    "PFM", "PICT", "RAW", "WEBP", "JXR"};

    std::string typeNames[13] =   {"UNKNOWN", "BITMAP", "UINT16", "INT16",
                                    "UINT32", "INT32", "FLOAT", "DOUBLE",
                                    "COMPLEX", "RGB16", "RGBA16", "RGBF",
                                    "RGBAF"};


    std::string filePath;

    // try loading relative filepaths to the _baseDir
    if(!IPLFileIO::isAbsolutePath(filename))
    {
        filePath.append(IPLFileIO::_baseDir).append("/").append(filename);
    }
    else
    {
        filePath.append(filename);
    }

    FREE_IMAGE_FORMAT format = FIF_UNKNOWN;
    format = FreeImage_GetFileType(filePath.c_str());
    if(format == FIF_UNKNOWN)
    {
        return false;
    }

    FIBITMAP *dib = FreeImage_Load(format, filePath.c_str());
    int width = FreeImage_GetWidth(dib);
    int height = FreeImage_GetHeight(dib);

    // all files need to be flipped
    FreeImage_FlipVertical(dib);

    if(FreeImage_GetBPP(dib) == 8)
    {
        // grayscale images

        // convert to 32 bit
        FIBITMAP *dib2 = FreeImage_ConvertToGreyscale(dib);

        // clear old image
        delete image;
        // create new instance with the right dimensions
        image = new IPLImage(IPL_IMAGE_GRAYSCALE, width, height);

        for(int y = 0; y < height; y++)
        {
            for(int x = 0; x < width; x++)