Exemple #1
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        public static bool MeanRemoval(Bitmap b, int nWeight /* default to 9*/)
        {
            ConvMatrix m = new ConvMatrix();

            m.SetAll(-1);
            m.Pixel  = nWeight;
            m.Factor = nWeight - 8;

            return(BitmapFilter.Conv3x3(b, m));
        }
Exemple #2
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        public static bool Smooth(Bitmap b, int nWeight /* default to 1 */)
        {
            ConvMatrix m = new ConvMatrix();

            m.SetAll(1);
            m.Pixel  = nWeight;
            m.Factor = nWeight + 8;

            return(BitmapFilter.Conv3x3(b, m));
        }
Exemple #3
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        public static bool EmbossLaplacian(Bitmap b)
        {
            ConvMatrix m = new ConvMatrix();

            m.SetAll(-1);
            m.TopMid = m.MidLeft = m.MidRight = m.BottomMid = 0;
            m.Pixel  = 4;
            m.Offset = 127;

            return(BitmapFilter.Conv3x3(b, m));
        }
Exemple #4
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        public static bool Sharpen(Bitmap b, int nWeight /* default to 11*/)
        {
            ConvMatrix m = new ConvMatrix();

            m.SetAll(0);
            m.Pixel  = nWeight;
            m.TopMid = m.MidLeft = m.MidRight = m.BottomMid = -2;
            m.Factor = nWeight - 8;

            return(BitmapFilter.Conv3x3(b, m));
        }
Exemple #5
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        public static bool GaussianBlur(Bitmap b, int nWeight /* default to 4*/)
        {
            ConvMatrix m = new ConvMatrix();

            m.SetAll(1);
            m.Pixel  = nWeight;
            m.TopMid = m.MidLeft = m.MidRight = m.BottomMid = 2;
            m.Factor = nWeight + 12;

            return(BitmapFilter.Conv3x3(b, m));
        }
Exemple #6
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        public static bool EdgeDetectQuick(Bitmap b)
        {
            ConvMatrix m = new ConvMatrix();

            m.TopLeft    = m.TopMid = m.TopRight = -1;
            m.MidLeft    = m.Pixel = m.MidRight = 0;
            m.BottomLeft = m.BottomMid = m.BottomRight = 1;

            m.Offset = 127;

            return(BitmapFilter.Conv3x3(b, m));
        }