Exemple #1
0
        public void ApplyTreshold(int level)
        {
            var oldR = LargeBitmap.GetPixel(0, 0).R;
            var oldG = LargeBitmap.GetPixel(0, 0).G;
            var oldB = LargeBitmap.GetPixel(0, 0).B;

            int intensity = (oldR + oldG + oldB) / 3;
            int newR;
            int newG;
            int newB;

            if (intensity >= 255 * level / 100)
            {
                newR = 255;
                newG = 255;
                newB = 255;
            }
            else
            {
                newR = 0;
                newG = 0;
                newB = 0;
            }

            ImageHandler.ApplyThreshold(LargeBitmap, level);
            Assert.AreEqual(newR, LargeBitmap.GetPixel(0, 0).R);
            Assert.AreEqual(newG, LargeBitmap.GetPixel(0, 0).G);
            Assert.AreEqual(newB, LargeBitmap.GetPixel(0, 0).B);
        }
Exemple #2
0
 public void ThrowArgumentOutOfRangeExc_WhenApplyThresholdWithWrongLevel(int level)
 {
     Assert.Throws <ArgumentOutOfRangeException>(() => ImageHandler.ApplyThreshold(LargeBitmap, level));
 }