/// <summary>
/// Adjusts the blue levels of the image
/// </summary>
/// <param name="blue">Amount to Adjust the Blue Values</param>
/// <param name="iE">Image to modify</param>
private void AdjustBlue(int blue, imageEdit iE)
{
int value = 0;
for (int i = 0; i < iE.getHeight(); i++)
for (int j = 0; j < iE.getWidth(); j++)
{
//Blue
value = data[i, j, 2] + blue;
if (value > 255) value = 255;
if (value < 0) value = 0;
iE.image[i, j, 2] = (byte)value;
}
}
/// <summary>
/// Copy Constructor
/// </summary>
/// <param name="pic">imageEdit</param>
public imageEdit(imageEdit pic)
{
image = new byte[pic.getHeight(), pic.getWidth(), 3];
iH = pic.getHeight();
iW = pic.getWidth();
for (int i = 0; i < iH; i++)
for (int j = 0; j < iW; j++)
{
this.image[i, j, 0] = pic.image[i, j, 0];
this.image[i, j, 1] = pic.image[i, j, 1];
this.image[i, j, 2] = pic.image[i, j, 2];
this.image[i, j, 3] = pic.image[i, j, 3];
}
}
/// <summary>
/// Adjusts the Color levels of the image
/// </summary>
/// <param name="red">Amount to Adjust the Red Values</param>
/// <param name="green">Amount to Adjust the Green Values</param>
/// <param name="blue">Amount to Adjust the Blue Values</param>
/// <param name="iE">Image to modify</param>
private void AdjustColor(int red, int green, int blue, imageEdit iE)
{
int value = 0;
for (int i = 0; i < iE.getHeight(); i++)
for (int j = 0; j < iE.getWidth(); j++)
{
//Red
value = data[i, j, 0] + red;
if (value > 255) value = 255;
if (value < 0) value = 0;
iE.image[i, j, 0] = (byte)value;
//Green
value = data[i, j, 1] + green;
if (value > 255) value = 255;
if (value < 0) value = 0;
iE.image[i, j, 1] = (byte)value;
//Blue
value = data[i, j, 2] + blue;
if (value > 255) value = 255;
if (value < 0) value = 0;
iE.image[i, j, 2] = (byte)value;
}
}
/// <summary>
/// Lightens or Darkens an image
/// </summary>
/// <param name="br">Value of new Brightness</param>
/// <param name="iE">imageEdit to be modified</param>
public void Brightness(int br, imageEdit iE)
{
int nVal = 0;
for (int i = 0; i < ch.pic.getHeight(); i++)
for (int j = 0; j < ch.pic.getWidth(); j++)
{
//Red
nVal = (data[i, j, 0] + br);
if (nVal < 0) nVal = 0;
if (nVal > 255) nVal = 255;
iE.image[i, j, 0] = (byte)nVal;
//Green
nVal = (data[i, j, 1] + br);
if (nVal < 0) nVal = 0;
if (nVal > 255) nVal = 255;
iE.image[i, j, 1] = (byte)nVal;
//Blue
nVal = (data[i, j, 2] + br);
if (nVal < 0) nVal = 0;
if (nVal > 255) nVal = 255;
iE.image[i, j, 2] = (byte)nVal;
}
}
/// <summary>
/// Corrects the Gamma intensity of the image
/// </summary>
/// <param name="gam">Gamma modifier</param>
/// <param name="iE">imageEdit to be modified</param>
private void GammaCorrection(double gam, imageEdit iE)
{
for (int i = 0; i < iE.getHeight(); i++)
for (int j = 0; j < iE.getWidth(); j++)
{
//Red
iE.image[i, j, 0] = (byte)(255 * Math.Pow(((double)data[i, j, 0] / 255.0), gam));
//Green
iE.image[i, j, 1] = (byte)(255 * Math.Pow(((double)data[i, j, 1] / 255.0), gam));
//Blue
iE.image[i, j, 2] = (byte)(255 * Math.Pow(((double)data[i, j, 2] / 255.0), gam));
}
}
/// <summary>
/// Increases or lowers contrast of the image
/// </summary>
/// <param name="con">Contrast modifier</param>
/// <param name="iE">imageEdit to be modified</param>
public void Contrast(int con, imageEdit iE)
{
double pixel = 0, contrast = (100.0 + con) / 100.0;
contrast *= contrast;
byte red, green, blue;
for (int i = 0; i < ch.pic.getHeight(); i++)
for (int j = 0; j < ch.pic.getWidth(); j++)
{
red = data[i, j, 0];
green = data[i, j, 1];
blue = data[i, j, 2];
//Red
pixel = red / 255.0;
pixel -= 0.5;
pixel *= contrast;
pixel += 0.5;
pixel *= 255;
if (pixel < 0) pixel = 0;
if (pixel > 255) pixel = 255;
iE.image[i, j, 0] = (byte)pixel;
//Green
pixel = green / 255.0;
pixel -= 0.5;
pixel *= contrast;
pixel += 0.5;
pixel *= 255;
if (pixel < 0) pixel = 0;
if (pixel > 255) pixel = 255;
iE.image[i, j, 1] = (byte)pixel;
//Blue
pixel = blue / 255.0;
pixel -= 0.5;
pixel *= contrast;
pixel += 0.5;
pixel *= 255;
if (pixel < 0) pixel = 0;
if (pixel > 255) pixel = 255;
iE.image[i, j, 2] = (byte)pixel;
}
}
/// <summary>
/// Loads an Image into b. (saves original in o).
/// </summary>
/// <param name="f">The filename to load.</param>
public void LoadImage(string f)
{
if (b != null)
b.Dispose();
if (o != null)
b.Dispose();
b = (Bitmap)Image.FromFile(f);
o = (Bitmap)b.Clone(new Rectangle(0, 0, b.Width, b.Height), b.PixelFormat);
if (pic == null)
pic = new imageEdit(b);
else
{
pic = null;
pic = new imageEdit(b);
}
}
/// <summary>
/// Adjusts the red levels of the image
/// </summary>
/// <param name="red">Amount to Adjust the Red Values</param>
/// <param name="iE">Image to modify</param>
private void AdjustRed(int red, imageEdit iE)
{
int value = 0;
for (int i = 0; i < iE.getHeight(); i++)
for (int j = 0; j < iE.getWidth(); j++)
{
//Red
value = data[i, j, 0] + red;
if (value > 255) value = 255;
if (value < 0) value = 0;
iE.image[i, j, 0] = (byte)value;
}
}
/// <summary>
/// Adjusts the green levels of the image
/// </summary>
/// <param name="green">Amount to Adjust the Green Values</param>
/// <param name="iE">Image to modify</param>
private void AdjustGreen(int green, imageEdit iE)
{
int value = 0;
for (int i = 0; i < iE.getHeight(); i++)
for (int j = 0; j < iE.getWidth(); j++)
{
//Green
value = data[i, j, 1] + green;
if (value > 255) value = 255;
if (value < 0) value = 0;
iE.image[i, j, 1] = (byte)value;
}
}