private void init(IEnumerable<SpeededUpRobustFeaturePoint> points)
{
this.points = points;
formatTranslations[PixelFormat.Format8bppIndexed] = PixelFormat.Format24bppRgb;
formatTranslations[PixelFormat.Format24bppRgb] = PixelFormat.Format24bppRgb;
formatTranslations[PixelFormat.Format32bppArgb] = PixelFormat.Format32bppArgb;
}