public bool ChangePixel(Object startPixel,LaMLibrary.SeamDirection seamDirection)
{
if (seamDirection == LaMLibrary.SeamDirection.Horizontal)
{
ShiftPixelsHor((byte*)(int)startPixel);
}
else if (seamDirection == LaMLibrary.SeamDirection.Vertical)
{
ShiftPixelsVer((byte*)(int)startPixel);
}
else
{
throw new NotImplementedException();
}
return true;
}
/// <summary>
/// Resizes Bitmap
/// </summary>
/// <param name="n">Number of Resizesz to Make</param>
// TODO : problem with creating new image when there is a image with boundary equal to 1
private void ResizeBitmap(LaMLibrary.SeamDirection seamDirection)
{
UnlockBits();
if (seamDirection == LaMLibrary.SeamDirection.Horizontal)
{
if (_bmp.Width != 1)
{
_bmp = _bmp.Clone(new Rectangle(0, 0, _bmp.Width - 1, _bmp.Height), _bmp.PixelFormat);
}
}
else if (seamDirection == LaMLibrary.SeamDirection.Vertical)
{
if (_bmp.Height != 1)
{
_bmp = _bmp.Clone(new Rectangle(0, 0, _bmp.Width, _bmp.Height - 1), _bmp.PixelFormat);
}
}
else
{
throw new Exception("This should Never Happen :D Wrong SeamDirection Passed To ResizeBitmap Method");
}
LockBits();
}
public bool ChangePixel(Object startPixel,LaMLibrary.SeamDirection seamDirection)
{
LibraryUnsafe.SetColorRGB(0, 0, 255, (byte*)(int)startPixel);
return false;
}
//Tablica Wejsciowa sformatowana jako [x1,y1,x2,y2,......]
public void DynamicRow(IPixelManipulator pixelManipulator, int [] inTab,LaMLibrary.SeamDirection seamDirection)
{
int[] parameters = new int[3];
bool resize = false;
if (seamDirection == LaMLibrary.SeamDirection.Horizontal)
{
parameters[0] = _bmp.Height;
parameters[1] = _bmd.Width;
parameters[2] = 3;
}
else if (seamDirection == LaMLibrary.SeamDirection.Vertical)
{
parameters[0] = _bmp.Width;
parameters[1] = _bmd.Height;
parameters[2] = _bmd.Stride;
}
for (int i = 0; i < parameters[0] - 1; i++)
{
int pxNumber = inTab[i * 2];
pixelManipulator.SetUp(parameters[1] , pxNumber, parameters[2]);
if (seamDirection == LaMLibrary.SeamDirection.Horizontal)
{
GoToXY(inTab[i * 2], i);
}
else if (seamDirection == LaMLibrary.SeamDirection.Vertical)
{
GoToXY(i, inTab[i * 2]);
}
if (pixelManipulator.ChangePixel((int)_current,seamDirection))
{
resize = true;
}
}
if (resize)
{
ResizeBitmap(seamDirection);
}
}
public static int[] CreateDynamicSeam(int[,] energy,LaMLibrary.SeamDirection seamDirection)
{
int INFINITE = 999;
int[] seamArray;
int[] tmpArray;
int[] tmpArray1= new int[3];
int[] parameters = new int[2];
if (seamDirection == SeamDirection.Horizontal)
{
parameters[0]= energy.GetLength(1);
parameters[1]= energy.GetLength(0);
}
else if (seamDirection == SeamDirection.Vertical)
{
parameters[0] = energy.GetLength(0);
parameters[1] = energy.GetLength(1);
}
// Na razie nie mam mozliwosci wyboru obu kierunkow na raz....
else
{
throw new NotImplementedException();
}
seamArray = new int[parameters[0] * 2];
tmpArray = new int[parameters[0]];
int y = 0;
int iterator = 0;
// wyciecie jednego wiersza do nowej array z ktorej pobierzemy minimum ;]
tmpArray = CutFirstRow(energy,seamDirection);
int x = FindIndexWithLowestValue(tmpArray);
seamArray[iterator++] = x;
seamArray[iterator++] = y++;
while (y < parameters[0] - 1)
{
tmpArray = CutOneRow(energy, y, seamDirection);
if (x < parameters[1] - 1)
{
if (x - 1 >= 0)
{
tmpArray1[0] = tmpArray[x - 1];
tmpArray1[1] = tmpArray[x];
tmpArray1[2] = tmpArray[x + 1];
}
else if (x > 0)
{
tmpArray1[0] = INFINITE;
tmpArray1[1] = tmpArray[x];
tmpArray1[2] = tmpArray[x + 1];
}
else
{
tmpArray1[0] = INFINITE;
tmpArray1[1] = 0;
tmpArray1[2] = INFINITE;
}
}
else if (x > 0)
{
tmpArray1[0] = tmpArray[x - 1];
tmpArray1[1] = tmpArray[x];
tmpArray1[2] = INFINITE;
}
else
{
tmpArray1[0] = INFINITE;
tmpArray1[1] = tmpArray[x];
tmpArray1[2] = INFINITE;
}
x += FindIndexWithLowestValue(tmpArray1) - 1;
seamArray[iterator++] = x;
seamArray[iterator++] = y++;
}
return seamArray;
}
