static void ResizeBitmap()
{
const int STEPS = 50;
try
{
Console.WriteLine("Resize Bitmap Test");
Bitmap bmp = (Bitmap)Bitmap.FromFile("image.jpg");
int[] seam;
for (int i = 0; i < STEPS; i++)
{
int[,] energy = SeamCarvin.ComputeEnergyTable(bmp);
SeamCarvin.CalculateSeam(energy, out seam);
bmp = SeamCarvin.ScaleBitmap(bmp, seam);
}
bmp.Save("image_2.bmp");
Console.WriteLine("Resize Bitmap: Done");
}
catch (FileNotFoundException)
{
Console.WriteLine("Brak plik image.jpg. Proszę wgrać go do katalogu bin/Debug lub bin/Release.");
}
catch (Exception e)
{
Console.WriteLine("Resize Bitmap error: {0}", e.Message);
}
}
static void SeamCarvinTest()
{
#region TestDefinition
List <SeamCarvinTestData> tests = new List <SeamCarvinTestData>();
tests.Add(new SeamCarvinTestData()
{
Tab = new int[, ] {
{ 1, 2, 3, 1 }, { 2, 3, 6, 8 }, { 8, 6, 5, 1 }, { 9, 5, 6, 2 }
},
MinPath = 10,
Path = new int[] { 3, 2, 3, 3 }
});
tests.Add(new SeamCarvinTestData()
{
Tab = new int[, ] {
{ 1, 2, 5, 12 }, { 2, 3, 7, 11 }, { 3, 4, 11, 2 }, { 4, 5, 15, 3 }, { 99, 99, 19, 1 }
},
MinPath = 15,
Path = new int[] { 1, 2, 3, 3, 3 }
});
tests.Add(new SeamCarvinTestData()
{
Tab = new int[, ] {
{ 1, 2, 2, 2, 2 }, { 2, 1, 2, 2, 2 }, { 2, 2, 1, 2, 2 }, { 2, 2, 2, 1, 2 }, { 2, 2, 2, 2, 1 }
},
MinPath = 5,
Path = new int[] { 0, 1, 2, 3, 4 }
});
Random r = new Random(99);
int[,] t4 = new int[1000, 500];
for (int x = 0; x < 1000; x++)
{
for (int y = 0; y < 500; y++)
{
t4[x, y] = r.Next(1000);
}
}
tests.Add(new SeamCarvinTestData()
{
Tab = t4,
MinPath = 176503,
Path = null
});
#endregion
int[] result;
Console.WriteLine("Seam Carvin tests: ");
for (int i = 0; i < tests.Count; i++)
{
int minPath = SeamCarvin.CalculateSeam(tests[i].Tab, out result);
Console.WriteLine("Test {0} : {1}", i + 1, tests[i].MinPath == minPath && (tests[i].Path == null || AreArraysEqual(tests[i].Path, result)) ? "OK" : "BŁĄD");
if (i == 0 && result != null && minPath == tests[i].MinPath)
{
for (int j = 0; j < result.Length; j++)
{
Console.Write("{0} ", result[j]);
}
Console.WriteLine(" - Powinno być: 3 2 3 3");
}
}
Console.WriteLine();
}
