Winform 图片切换效果
2021-02-16 02:20
标签：static space 黑白图像 mat map tca 程序 光照效果 sys using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Drawing.Text;
using System.Drawing.Drawing2D;
using System.Drawing.Imaging;
using System.Windows.Forms;
namespace MengYu.Image
{ public class ImageClass
{
///
/// 将图片转换成黑白色效果
///
/// Bitmap 对象
/// PictureBox 对象
public static void HeiBaiSeImage(Bitmap bmp, PictureBox picBox)
{
//以黑白效果显示图像
Bitmap oldBitmap;
Bitmap newBitmap=null;
try
{
int Height = bmp.Height;
int Width = bmp.Width;
newBitmap = new Bitmap(Width, Height);
oldBitmap = bmp;
Color pixel;
for (int x = 0; x
for (int y = 0; y
{
pixel = oldBitmap.GetPixel(x, y);
int r, g, b, Result = 0;
r = pixel.R;
g = pixel.G;
b = pixel.B;
//实例程序以加权平均值法产生黑白图像
int iType = 2;
switch (iType)
{
case 0://平均值法
Result = ((r + g + b) / 3);
break;
case 1://最大值法
Result = r > g ? r : g;
Result = Result > b ? Result : b;
break;
case 2://加权平均值法
Result = ((int)(0.7 * r) + (int)(0.2 * g) + (int)(0.1 * b));
break;
}
newBitmap.SetPixel(x, y, Color.FromArgb(Result, Result, Result));
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "信息提示");
}
picBox.Image = newBitmap;
}
///
/// 雾化效果
///
///
///
public static void WuHuaImage(Bitmap bmp, PictureBox picBox)
{
//雾化效果
Bitmap oldBitmap;
Bitmap newBitmap = null;
try
{
int Height = bmp.Height;
int Width = bmp.Width;
newBitmap = new Bitmap(Width, Height);
oldBitmap = bmp;
Color pixel;
for (int x = 1; x
for (int y = 1; y
{
System.Random MyRandom = new Random();
int k = MyRandom.Next(123456);
//像素块大小
int dx = x + k % 19;
int dy = y + k % 19;
if (dx >= Width)
dx = Width - 1;
if (dy >= Height)
dy = Height - 1;
pixel = oldBitmap.GetPixel(dx, dy);
newBitmap.SetPixel(x, y, pixel);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "信息提示");
}
picBox.Image= newBitmap;
}
///
/// 锐化效果
///
///
///
public static void RuiHuaImage(Bitmap bmp, PictureBox picBox)
{
Bitmap oldBitmap;
Bitmap newBitmap = null;
try
{
int Height = bmp.Height;
int Width = bmp.Width;
newBitmap = new Bitmap(Width, Height);
oldBitmap = bmp;
Color pixel;
//拉普拉斯模板
int[] Laplacian ={ -1, -1, -1, -1, 9, -1, -1, -1, -1 };
for (int x = 1; x
for (int y = 1; y
{
int r = 0, g = 0, b = 0;
int Index = 0;
for (int col = -1; col
for (int row = -1; row
{
pixel = oldBitmap.GetPixel(x + row, y + col); r += pixel.R * Laplacian[Index];
g += pixel.G * Laplacian[Index];
b += pixel.B * Laplacian[Index];
Index++;
}
//处理颜色值溢出
r = r > 255 ? 255 : r;
r = r
g = g > 255 ? 255 : g;
g = g
b = b > 255 ? 255 : b;
b = b
newBitmap.SetPixel(x - 1, y - 1, Color.FromArgb(r, g, b));
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "信息提示");
}
picBox.Image = newBitmap;
}
///
///底片效果
///
/// Bitmap 对象
/// PictureBox 对象
public static void DiPianImage(Bitmap bmp, PictureBox picBox)
{
Bitmap oldBitmap;
Bitmap newBitmap = null;
try
{
int Height = bmp.Height;
int Width = bmp.Width;
newBitmap = new Bitmap(Width, Height);
oldBitmap = bmp;
Color pixel;
for (int x = 1; x
{
for (int y = 1; y
{
int r, g, b;
pixel = oldBitmap.GetPixel(x, y);
r = 255 - pixel.R;
g = 255 - pixel.G;
b = 255 - pixel.B;
newBitmap.SetPixel(x, y, Color.FromArgb(r, g, b));
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
picBox.Image = newBitmap;
}
///
///浮雕效果
///
/// Bitmap 对象
/// PictureBox 对象
public static void FuDiaoImage(Bitmap bmp, PictureBox picBox)
{
Bitmap oldBitmap;
Bitmap newBitmap = null;
try
{
int Height = bmp.Height;
int Width = bmp.Width;
newBitmap = new Bitmap(Width, Height);
oldBitmap = bmp;
Color pixel1, pixel2;
for (int x = 0; x
{
for (int y = 0; y
{
int r = 0, g = 0, b = 0;
pixel1 = oldBitmap.GetPixel(x, y);
pixel2 = oldBitmap.GetPixel(x + 1, y + 1);
r = Math.Abs(pixel1.R - pixel2.R + 128);
g = Math.Abs(pixel1.G - pixel2.G + 128);
b = Math.Abs(pixel1.B - pixel2.B + 128);
if (r > 255)
r = 255;
if (r
r = 0;
if (g > 255)
g = 255;
if (g
g = 0;
if (b > 255)
b = 255;
if (b
b = 0;
newBitmap.SetPixel(x, y, Color.FromArgb(r, g, b));
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
picBox.Image = newBitmap;
}
///
/// 日光照射效果
///
/// Bitmap 对象
/// PictureBox 对象
public static void RiGuangZhaoSheImage(Bitmap bmp,PictureBox picBox)
{
//以光照效果显示图像
Graphics MyGraphics = picBox.CreateGraphics();
MyGraphics.Clear(Color.White);
Bitmap MyBmp = new Bitmap(bmp, bmp.Width, bmp.Height);
int MyWidth = MyBmp.Width;
int MyHeight = MyBmp.Height;
Bitmap MyImage = MyBmp.Clone(new RectangleF(0, 0, MyWidth, MyHeight), System.Drawing.Imaging.PixelFormat.DontCare);
int A = MyWidth / 2;
int B = MyHeight / 2;
//MyCenter图片中心点，发亮此值会让强光中心发生偏移
Point MyCenter = new Point(MyWidth / 2, MyHeight / 2);
//R强光照射面的半径，即”光晕”
int R = Math.Min(MyWidth / 2, MyHeight / 2);
for (int i = MyWidth - 1; i >= 1; i--)
{
for (int j = MyHeight - 1; j >= 1; j--)
{
float MyLength = (float)Math.Sqrt(Math.Pow((i - MyCenter.X), 2) + Math.Pow((j - MyCenter.Y), 2));
//如果像素位于”光晕”之内
if (MyLength
{
Color MyColor = MyImage.GetPixel(i, j);
int r, g, b;
//220亮度增加常量，该值越大，光亮度越强
float MyPixel = 220.0f * (1.0f - MyLength / R);
r = MyColor.R + (int)MyPixel;
r = Math.Max(0, Math.Min(r, 255));
g = MyColor.G + (int)MyPixel;
g = Math.Max(0, Math.Min(g, 255));
b = MyColor.B + (int)MyPixel;
b = Math.Max(0, Math.Min(b, 255));
//将增亮后的像素值回写到位图
Color MyNewColor = Color.FromArgb(255, r, g, b);
MyImage.SetPixel(i, j, MyNewColor);
}
}
//重新绘制图片
MyGraphics.DrawImage(MyImage, new Rectangle(0, 0, MyWidth, MyHeight));
}
}
///
/// 油画效果
///
/// Bitmap 对象
/// PictureBox 对象
public static void YouHuaImage(Bitmap bmp, PictureBox picBox)
{
//以油画效果显示图像
Graphics g = picBox.CreateGraphics();
int width = bmp.Width;
int height = bmp.Height;
RectangleF rect = new RectangleF(0, 0, width, height);
Bitmap MyBitmap = bmp;
Bitmap img = MyBitmap.Clone(rect, System.Drawing.Imaging.PixelFormat.DontCare);
//产生随机数序列
Random rnd = new Random();
//取不同的值决定油画效果的不同程度
int iModel = 2;
int i = width - iModel;
while (i > 1)
{
int j = height - iModel;
while (j > 1)
{
int iPos = rnd.Next(100000) % iModel;
//将该点的RGB值设置成附近iModel点之内的任一点
Color color = img.GetPixel(i + iPos, j + iPos);
img.SetPixel(i, j, color);
j = j - 1;
}
i = i - 1;
}
//重新绘制图像
g.Clear(Color.White);
g.DrawImage(img, new Rectangle(0, 0, width, height));
}
///
/// 垂直百叶窗
///
/// Bitmap 对象
/// PictureBox 对象
public static void BaiYeChuang1(Bitmap bmp, PictureBox picBox)
{
//垂直百叶窗显示图像
try
{
Bitmap MyBitmap =(Bitmap) bmp.Clone();
int dw = MyBitmap.Width / 30;
int dh = MyBitmap.Height;
Graphics g = picBox.CreateGraphics();
g.Clear(Color.Gray);
Point[] MyPoint = new Point[30];
for (int x = 0; x
{
MyPoint[x].Y = 0;
MyPoint[x].X = x * dw;
}
Bitmap bitmap = new Bitmap(MyBitmap.Width, MyBitmap.Height);
for (int i = 0; i
{
for (int j = 0; j
{
for (int k = 0; k
{
bitmap.SetPixel(MyPoint[j].X + i, MyPoint[j].Y + k, MyBitmap.GetPixel(MyPoint[j].X + i, MyPoint[j].Y + k));
}
}
picBox.Refresh();
picBox.Image = bitmap;
System.Threading.Thread.Sleep(120);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "信息提示");
}
}
///
/// 水平百叶窗
///
/// Bitmap 对象
/// PictureBox 对象
public static void BaiYeChuang2(Bitmap bmp, PictureBox picBox)
{
//水平百叶窗显示图像
try
{
Bitmap MyBitmap = (Bitmap)bmp.Clone();
int dh = MyBitmap.Height / 20;
int dw = MyBitmap.Width;
Graphics g = picBox.CreateGraphics();
g.Clear(Color.Gray);
Point[] MyPoint = new Point[20];
for (int y = 0; y
{
MyPoint[y].X = 0;
MyPoint[y].Y = y * dh;
}
Bitmap bitmap = new Bitmap(MyBitmap.Width, MyBitmap.Height);
for (int i = 0; i
{
for (int j = 0; j
{
for (int k = 0; k
{
bitmap.SetPixel(MyPoint[j].X + k, MyPoint[j].Y + i, MyBitmap.GetPixel(MyPoint[j].X + k, MyPoint[j].Y + i));
}
}
picBox.Refresh();
picBox.Image = bitmap;
System.Threading.Thread.Sleep(100);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "信息提示");
}
}
///
/// 左右拉伸效果
///
/// Bitmap 对象
/// PictureBox 对象
public static void LaShen_ZuoDaoYou(Bitmap bmp, PictureBox picBox)
{
//以从左向右拉伸方式显示图像
try
{
int width = bmp.Width; //图像宽度
int height = bmp.Height; //图像高度
Graphics g = picBox.CreateGraphics();
g.Clear(Color.Gray); //初始为全灰色
for (int x = 1; x
{
Bitmap bitmap = bmp.Clone(new Rectangle(0, 0, x, height), System.Drawing.Imaging.PixelFormat.Format24bppRgb);
g.DrawImage(bitmap, 0, 0);
System.Threading.Thread.Sleep(10);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "信息提示");
}
}
///
/// 淡入效果
///
/// Bitmap 对象
/// PictureBox 对象
public static void DanRu(Bitmap bmp, PictureBox picBox)
{
//淡入显示图像
try
{
Graphics g = picBox.CreateGraphics();
g.Clear(Color.Gray);
int width = bmp.Width;
int height = bmp.Height;
ImageAttributes attributes = new ImageAttributes();
ColorMatrix matrix = new ColorMatrix();
//创建淡入颜色矩阵
matrix.Matrix00 = (float)0.0;
matrix.Matrix01 = (float)0.0;
matrix.Matrix02 = (float)0.0;
matrix.Matrix03 = (float)0.0;
matrix.Matrix04 = (float)0.0;
matrix.Matrix10 = (float)0.0;
matrix.Matrix11 = (float)0.0;
matrix.Matrix12 = (float)0.0;
matrix.Matrix13 = (float)0.0;
matrix.Matrix14 = (float)0.0;
matrix.Matrix20 = (float)0.0;
matrix.Matrix21 = (float)0.0;
matrix.Matrix22 = (float)0.0;
matrix.Matrix23 = (float)0.0;
matrix.Matrix24 = (float)0.0;
matrix.Matrix30 = (float)0.0;
matrix.Matrix31 = (float)0.0;
matrix.Matrix32 = (float)0.0;
matrix.Matrix33 = (float)0.0;
matrix.Matrix34 = (float)0.0;
matrix.Matrix40 = (float)0.0;
matrix.Matrix41 = (float)0.0;
matrix.Matrix42 = (float)0.0;
matrix.Matrix43 = (float)0.0;
matrix.Matrix44 = (float)0.0;
matrix.Matrix33 = (float)1.0;
matrix.Matrix44 = (float)1.0;
//从0到1进行修改色彩变换矩阵主对角线上的数值
//使三种基准色的饱和度渐增
Single count = (float)0.0;
while (count
{
matrix.Matrix00 = count;
matrix.Matrix11 = count;
matrix.Matrix22 = count;
matrix.Matrix33 = count;
attributes.SetColorMatrix(matrix, ColorMatrixFlag.Default, ColorAdjustType.Bitmap);
g.DrawImage(bmp, new Rectangle(0, 0, width, height), 0, 0, width, height, GraphicsUnit.Pixel, attributes);
System.Threading.Thread.Sleep(200);
count = (float)(count + 0.02);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "信息提示");
}
}
///
/// 逆时针旋转
///
/// Bitmap 对象
/// PictureBox 对象
public static void XuanZhuan90(Bitmap bmp, PictureBox picBox)