/// <summary>The quantize.</summary>
/// <param name="image">The image.</param>
/// <param name="pixelFormat">The pixel format.</param>
/// <param name="useDither">The use dither.</param>
/// <returns>The quantized image with the recalculated color palette.</returns>
public static Bitmap Quantize(Image image, PixelFormat pixelFormat, bool useDither)
{
Bitmap tryBitmap = image as Bitmap;
if (tryBitmap != null && tryBitmap.PixelFormat == PixelFormat.Format32bppArgb)
{
// The image passed to us is ALREADY a bitmap in the right format. No need to create
// a copy and work from there.
return DoQuantize(tryBitmap, pixelFormat, useDither);
}
// We use these values a lot
int width = image.Width;
int height = image.Height;
Rectangle sourceRect = Rectangle.FromLTRB(0, 0, width, height);
// Create a 24-bit rgb version of the source image
using (Bitmap bitmapSource = new Bitmap(width, height, PixelFormat.Format32bppArgb))
{
using (Graphics grfx = Graphics.FromImage(bitmapSource))
{
grfx.DrawImage(image, sourceRect, 0, 0, width, height, GraphicsUnit.Pixel);
}
return DoQuantize(bitmapSource, pixelFormat, useDither);
}
} public void PasteIconWithScale(byte[] bytes, int x, int y, double scale)
{
using (Bitmap icon = new Bitmap(new MemoryStream(bytes), false))
{
PasteIcon(icon, x, y, scale);
}
} public void Setup()
{
Bitmap bmp = new Bitmap(200, 100);
m_graphics = Graphics.FromImage(bmp);
m_gm = new GraphicsManager(null, m_graphics);
} public void AddImage(BackgroundImageClass image)
{
var imageBytes = webClientWrapper.DownloadBytes(image.ImageUrl);
Bitmap bitmap = null;
using (var originalBitmap = new Bitmap(new MemoryStream(imageBytes)))
{
using (var writer = new SpriteWriter(image.Width ?? originalBitmap.Width, image.Height ?? originalBitmap.Height))
{
var width = image.Width ?? originalBitmap.Width;
if (width > originalBitmap.Width)
width = originalBitmap.Width;
var height = image.Height ?? originalBitmap.Height;
if (height > originalBitmap.Height)
height = originalBitmap.Height;
var x = image.XOffset.Offset < 0 ? Math.Abs(image.XOffset.Offset) : 0;
var y = image.YOffset.Offset < 0 ? Math.Abs(image.YOffset.Offset) : 0;
writer.WriteImage(originalBitmap.Clone(new Rectangle(x, y, width, height), originalBitmap.PixelFormat));
bitmap = writer.SpriteImage;
if ((originalBitmap.Width * originalBitmap.Height) > (bitmap.Width * bitmap.Height))
Size += writer.GetBytes("image/png").Length;
else
Size += imageBytes.Length;
}
}
images.Add(bitmap);
Width += bitmap.Width;
if (Height < bitmap.Height) Height = bitmap.Height;
} private Bitmap ResizeBitmap(Bitmap bmp)
{
ResizeBilinear resizer = new ResizeBilinear(pb_loaded.Width, pb_loaded.Height);
bmp = resizer.Apply(bmp);
//bmp.Save(fileNameCounter+"resized.png");
return bmp;
} public static byte[] decodeBinary(Bitmap bmp)
{
byte[] bytes = null;
try
{
int wSize = bmp.Width, hSize = bmp.Height;
MemoryStream stream = new MemoryStream();
for (int w = 0; w < wSize; w++)
{
for (int h = 0; h < hSize; h++)
{
Color color = bmp.GetPixel(w, h);
if (color.R == 0 && color.G == 0 && color.B == 0) stream.WriteByte(color.A);
else break;
}
}
bytes = stream.ToArray();
stream = null;
}
catch (Exception e)
{
bytes = null;
}
return bytes;
} public static Image CopyTextureToBitmap(D3D.Texture2D texture)
{
int width = texture.Description.Width;
if (width % 16 != 0)
width = MathExtensions.Round(width, 16) + 16;
Bitmap bmp = new Bitmap(texture.Description.Width, texture.Description.Height, PixelFormat.Format32bppArgb);
BitmapData bData = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), ImageLockMode.WriteOnly, bmp.PixelFormat);
using (DataStream stream = new DataStream(bData.Scan0, bData.Stride * bData.Height, false, true))
{
DataRectangle rect = texture.Map(0, D3D.MapMode.Read, D3D.MapFlags.None);
using (DataStream texStream = rect.Data)
{
for (int y = 0; y < texture.Description.Height; y++)
for (int x = 0; x < rect.Pitch; x+=4)
{
byte[] bytes = texStream.ReadRange<byte>(4);
if (x < bmp.Width*4)
{
stream.Write<byte>(bytes[2]); // DXGI format is BGRA, GDI format is RGBA.
stream.Write<byte>(bytes[1]);
stream.Write<byte>(bytes[0]);
stream.Write<byte>(255);
}
}
}
}
bmp.UnlockBits(bData);
return bmp;
} public void LoadContent()
{
tiles = new Bitmap[2];
tiles[0] = new Bitmap(@"Assets/Tiles/unpassable.png");
tiles[1] = new Bitmap(@"Assets/Tiles/dirt.png");
player = new Bitmap(@"Assets/avatar.png");
} // From http://edu.cnzz.cn/show_3281.html
public static GraphicsPath CalculateGraphicsPathFromBitmap(Bitmap bitmap, Color colorTransparent)
{
GraphicsPath graphicsPath = new GraphicsPath();
if (colorTransparent == Color.Empty)
colorTransparent = bitmap.GetPixel(0, 0);
for(int row = 0; row < bitmap.Height; row ++)
{
int colOpaquePixel = 0;
for(int col = 0; col < bitmap.Width; col ++)
{
if(bitmap.GetPixel(col, row) != colorTransparent)
{
colOpaquePixel = col;
int colNext = col;
for(colNext = colOpaquePixel; colNext < bitmap.Width; colNext ++)
if(bitmap.GetPixel(colNext, row) == colorTransparent)
break;
graphicsPath.AddRectangle(new Rectangle(colOpaquePixel, row, colNext - colOpaquePixel, 1));
col = colNext;
}
}
}
return graphicsPath;
} public ContextMenuModel(IScreen owner, string name, string displayName, Bitmap image = null)
{
Owner = owner;
Name = name;
DisplayName = displayName;
Image = image;
} public Preferences()
: base()
{
InitializeComponent();
Text = String.Concat(Locale.Current.Preferences.WindowTitle, " - ", Program.MainForm.Text);
Icon = Program.MainForm.Icon;
TopMost = true;
_iconApps = Utilities.ResourceHelper.GetImage("gmail-limon.png");
_iconStandard = Utilities.ResourceHelper.GetImage("gmail-bleu.png");
_rendererListLarge = Shellscape.UI.VisualStyles.ControlPanel.GetRenderer(Shellscape.UI.VisualStyles.ControlPanel.ControlPanelPart.MessageText, 0, true);
_rendererListSmall = Shellscape.UI.VisualStyles.ControlPanel.GetRenderer(Shellscape.UI.VisualStyles.ControlPanel.ControlPanelPart.BodyText, 0, true);
_titleElement = Shellscape.UI.VisualStyles.ControlPanel.GetElement(
Shellscape.UI.VisualStyles.ControlPanel.ControlPanelPart.Title,
0,
true
);
InitNavigation();
InitGeneralPanel();
InitAccountsPanel();
InitAccountPanel();
if (Config.Current.FirstRun) {
InitFirstRun();
}
HidePanels();
_PanelGeneral.Visible = true;
} private void TakeSnapshot()
{
var stamp = DateTime.Now.ToString("yyyy-MM-dd-HH-mm");
Bitmap bmp = new Bitmap(Screen.PrimaryScreen.Bounds.Width, Screen.PrimaryScreen.Bounds.Height, PixelFormat.Format32bppArgb);
Graphics.FromImage(bmp).CopyFromScreen(0, 0, 0, 0, bmp.Size);
bmp.Save(@"C:\Temp\" + stamp + ".jpg", ImageFormat.Jpeg);
} private void DrawDebugInfo(Bitmap frame, VisionResults results)
{
using (var g = Graphics.FromImage(frame))
{
/*{
var thresholdString = string.Format("Threshold: {0}", HoughTransform.CannyThreshold);
var linkingString = string.Format("Linking: {0}", HoughTransform.CannyThresholdLinking);
g.FillRectangle(Brushes.White, 5, 5, 100, 50);
g.DrawString(thresholdString, SystemFonts.DefaultFont, Brushes.Crimson, new PointF(10, 10));
g.DrawString(linkingString, SystemFonts.DefaultFont, Brushes.Crimson, new PointF(10, 30));
}*/
if (showCircles)
foreach (var circle in results.Circles)
{
g.DrawEllipse(ellipsePen, circle.X - circle.Radius, circle.Y - circle.Radius, circle.Radius * 2, circle.Radius * 2);
g.DrawString(circle.Intensity.ToString(), SystemFonts.DefaultFont, Brushes.Orange, circle.X, circle.Y);
}
if (showLines)
foreach (var line in results.Lines)
{
g.DrawLine(linePen, line.P1, line.P2);
g.DrawString(line.Length.ToString("0.00"), SystemFonts.DefaultFont, Brushes.OrangeRed, line.P2);
}
if (results.TrackingBall)
{
g.DrawRectangle(camshiftPen, results.TrackWindow);
g.DrawLine(camshiftPen, results.TrackCenter, Point.Add(results.TrackCenter, new Size(1, 1)));
}
}
} public static string Create(string src, int? width, int? height)
{
var sourcePath = HttpContext.Current.Server.MapPath(src);
if (string.IsNullOrEmpty(sourcePath) || !File.Exists(sourcePath))
{
return string.Empty;
}
using (var srcBitmap = new Bitmap(sourcePath))
{
var w = width.HasValue ? width.Value : srcBitmap.Width;
var h = height.HasValue ? height.Value : srcBitmap.Height;
var imagePath = generatePath(sourcePath, w, h);
var mappedImagePath = HttpContext.Current.Server.MapPath(imagePath);
if (File.Exists(mappedImagePath))
{
return imagePath;
}
using (var destBitmap = new Bitmap(srcBitmap, new Size(w, h)))
{
destBitmap.Save(mappedImagePath);
return imagePath;
}
}
} public Image<Gray, byte> byteArrayToImage(byte[] byteArrayIn)
{
MemoryStream ms = new MemoryStream(byteArrayIn);
Image i = Image.FromStream(ms);
Bitmap b = new Bitmap(i);
return new Image<Gray, byte>(b);
} public Bitmap DrawBitmap(int theight, int twidth)
{
Bitmap bitmap3;
Bitmap bitmap = new Bitmap(this.Width, this.Height);
Rectangle targetBounds = new Rectangle(0, 0, this.Width, this.Height);
this.MyBrowser.DrawToBitmap(bitmap, targetBounds);
Image image = bitmap;
Bitmap bitmap2 = new Bitmap(twidth, theight, image.PixelFormat);
Graphics graphics = Graphics.FromImage(bitmap2);
graphics.CompositingQuality = CompositingQuality.HighSpeed;
graphics.SmoothingMode = SmoothingMode.HighSpeed;
graphics.InterpolationMode = InterpolationMode.HighQualityBilinear;
Rectangle rect = new Rectangle(0, 0, twidth, theight);
graphics.DrawImage(image, rect);
try
{
bitmap3 = bitmap2;
}
catch
{
bitmap3 = null;
}
finally
{
image.Dispose();
image = null;
this.MyBrowser.Dispose();
this.MyBrowser = null;
}
return bitmap3;
} private void Form1_Paint(object sender, PaintEventArgs e)
{
//g.DrawLine(pen, new Point(1, 1), new Point(300, 100));
//g.DrawLine(pen, new Point(100, 1), new Point(300, 100));
//g.DrawRectangle(pen, new Rectangle(50, 50, 100, 100));
//g.DrawString("Hello! 你好！", font, brush, new PointF(150.0F, 150.0F));
//g.DrawEllipse(pen,
g.FillEllipse(brush, 30, 30, 200, 200);
g.FillEllipse(brush, 130, 130, 200, 200);
g.FillEllipse(new SolidBrush(Color.FromArgb(153, 23, 153, 155)), 220, 230, 150, 150);
g.FillEllipse(new SolidBrush(Color.FromArgb(153, 23, 153, 55)), 200, 30, 150, 150);
g.FillEllipse(new SolidBrush(Color.FromArgb(153, 93, 53, 55)), 40, 230, 250, 250);
//Image image = Image.FromFile("../../MonaLisa.jpg");
//g.DrawImage(image, new Point(200, 200));
// Create a Bitmap object from an image file.
Bitmap bitmap = new Bitmap("../../MonaLisa.jpg");
// Get the color of a pixel within myBitmap.
Color pixelColor = bitmap.GetPixel(50, 50);
// RGB value : pixelColor.R, pixelColor.G, pixelColor.B
g.DrawImage(bitmap, new Point(200, 200));
} public static int LoadTexture(string filename)
{
var bitmap = new Bitmap (filename);
int id = GL.GenTexture ();
BitmapData bmpData = bitmap.LockBits (
new Rectangle (0, 0, bitmap.Width, bitmap.Height),
ImageLockMode.ReadOnly, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
GL.BindTexture (TextureTarget.Texture2D, id);
GL.TexImage2D (TextureTarget.Texture2D, 0,
PixelInternalFormat.Rgba,
bitmap.Width, bitmap.Height, 0,
OpenTK.Graphics.OpenGL.PixelFormat.Bgra,
PixelType.UnsignedByte,
bmpData.Scan0);
bitmap.UnlockBits (bmpData);
GL.TexParameter (TextureTarget.Texture2D,
TextureParameterName.TextureMinFilter,
(int)TextureMinFilter.Linear);
GL.TexParameter (TextureTarget.Texture2D,
TextureParameterName.TextureMagFilter,
(int)TextureMagFilter.Linear);
return id;
} private void button3_Click(object sender, EventArgs e)
{
if (listView1.SelectedItems.Count != 1)
return;
OpenFileDialog od = new OpenFileDialog();
od.Filter = "Bitmap file (*.bmp)|*.bmp";
od.FilterIndex = 0;
if (od.ShowDialog() == DialogResult.OK)
{
Section s = listView1.SelectedItems[0].Tag as Section;
try
{
Bitmap bmp = new Bitmap(od.FileName);
s.import(bmp);
bmp.Dispose();
pictureBox1.Image = s.image();
listView1.SelectedItems[0].SubItems[3].Text = s.cnt.ToString();
button4.Enabled = true;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
} public Bitmap Binariz(Bitmap bm)
{
int x = bm.Width;
int y = bm.Height;
Bitmap result = new Bitmap(x, y);
for (int pixX = 0; pixX < x; pixX++)
for (int pixY = 0; pixY < y; pixY++)
{
int rd, gr, bl;
if (bm.GetPixel(pixX, pixY).R < 100)
rd = 0;
else
rd = 255;
if (bm.GetPixel(pixX, pixY).G < 100)
gr = 0;
else
gr = 255;
if (bm.GetPixel(pixX, pixY).B < 100)
bl = 0;
else
bl = 255;
result.SetPixel(pixX, pixY, Color.FromArgb((byte)rd, (byte)gr, (byte)bl));
}
return result;
} /// <summary>
/// Combine image of WallpaperConfiguration into one big image.
///
/// </summary>
/// <returns></returns>
protected string GenerateWallpaper()
{
string path = Path.GetTempFileName();
// create an image for virtual screen
Image image = new Bitmap(Configuration.VirtualScreenBounds.Width,
Configuration.VirtualScreenBounds.Height);
Graphics gs = Graphics.FromImage(image);
// generate an image based on the described configuration
foreach (ScreenConfiguration wallConf in Configuration.Screens)
{
// draw image
IDrawer drawer = Drawers[wallConf.Style];
drawer.Draw(gs, wallConf);
gs.Flush();
}
image.Save(path, ImageFormat.Jpeg);
// clean up
image.Dispose();
gs.Dispose();
return path;
} public ToolBarDeleteButton()
{
Bitmap button = new Bitmap(Properties.Resources.DeleteButton, new Size(50, 50));
Bitmap buttonPressed = new Bitmap(Properties.Resources.DeleteButtonPressed, new Size(50, 50));
this.BackgroundImage = button;
this.PressedImage = buttonPressed;
} /// <summary>
/// Returns Exif rotation in degrees. Returns 0 if the metadata
/// does not exist or could not be read. A negative value means
/// the image needs to be mirrored about the vertical axis.
/// </summary>
/// <param name="img">Image.</param>
public static int GetRotation(Bitmap img)
{
try
{
foreach (PropertyItem prop in img.PropertyItems)
{
if (prop.Id == TAG_ORIENTATION)
{
ushort orientationFlag = BitConverter.ToUInt16(prop.Value, 0);
if (orientationFlag == 1)
return 0;
else if (orientationFlag == 2)
return -360;
else if (orientationFlag == 3)
return 180;
else if (orientationFlag == 4)
return -180;
else if (orientationFlag == 5)
return -90;
else if (orientationFlag == 6)
return 90;
else if (orientationFlag == 7)
return -270;
else if (orientationFlag == 8)
return 270;
}
}
}
catch
{
;
}
return 0;
} protected override void OnPaint(PaintEventArgs e)
{
//base.OnPaint(e);
var myImg = new Bitmap("C:\\Users\\phil.SONOCINE\\Pictures\\MyTest.jpg");
//byte[] bytes = ImageReading.pixels(myImg);
this.pictureBox1.Image = ImageReading.pixels(myImg); ;
//grayscale
//var gsBytes = new List<byte>();
//for (int i = 0; i < bytes.Length; i+=3)
//{
// var R = bytes[i];
// var G = bytes[i+1];
// var B = bytes[i+2];
// byte gs = (byte)(0.2989 * R + 0.5870 * G + 0.1140 * B);
// gsBytes.Add(gs);
//}
//using (var ms = new MemoryStream(bytes))
//{
// try
// {
// ms.Seek(0, SeekOrigin.Begin);
// var bmp = Image.FromStream(ms);
// e.Graphics.DrawImage(bmp, 0, 0);
// }
// catch(Exception ex)
// {
// Console.WriteLine(ex.Message);
// }
//}
} public void PasteFromBinaryScaledImageToTile(int zoom, double Lon, double Lat, int xTile, int yTile, double scale, byte[] bytes)
{
using (Bitmap iconImage = new Bitmap(new MemoryStream(bytes), false))
{
PasteScaledBitmapImageToTileByLatLon(zoom, Lon, Lat, xTile, yTile, scale, iconImage);
}
} public CusCtlTellPanelChar(Liplis.MainSystem.Liplis lips, ObjSetting os, string url, string title, string discription, int newsEmotion, int newsPoint, Bitmap charBody, EventHandler enter, IContainer components)
{
this.lips = lips;
this.os = os;
initCms(components);
initDataPanelNonThum(url, title, discription, newsEmotion, newsPoint, charBody, enter);
} /// <summary>
/// Размещает иконку на тайле
/// </summary>
/// <param name="zoom"></param>
/// <param name="Lon"></param>
/// <param name="Lat"></param>
/// <param name="xTile"></param>
/// <param name="yTile"></param>
/// <param name="iconImage"></param>
public void PasteImageToTileByLatLon(int zoom, double Lon, double Lat, int xTile, int yTile, Bitmap iconImage)
{
int width = iconImage.Width;
int height = iconImage.Height;
CopyRegionIntoImage(iconImage, new Rectangle(0, 0, width, height), GetTargetBound(zoom, Lon, Lat, xTile, yTile, width, height));
} public Image Mark( Image image, string waterMarkText )
{
WatermarkText = waterMarkText;
Bitmap originalBmp = (Bitmap)image;
// avoid "A Graphics object cannot be created from an image that has an indexed pixel format." exception
Bitmap tempBitmap = new Bitmap(originalBmp.Width, originalBmp.Height);
// From this bitmap, the graphics can be obtained, because it has the right PixelFormat
Graphics g = Graphics.FromImage(tempBitmap);
using (Graphics graphics = Graphics.FromImage(tempBitmap))
{
// Draw the original bitmap onto the graphics of the new bitmap
g.DrawImage(originalBmp, 0, 0);
var size =
graphics.MeasureString(WatermarkText, Font);
var brush =
new SolidBrush(Color.FromArgb(255, Color));
graphics.DrawString
(WatermarkText, Font, brush,
GetTextPosition(image, size));
}
return tempBitmap as Image;
} public override void Apply(Graphics graphics, Bitmap applyBitmap, Rectangle rect, RenderMode renderMode)
{
Rectangle applyRect = ImageHelper.CreateIntersectRectangle(applyBitmap.Size, rect, Invert);
if (applyRect.Width == 0 || applyRect.Height == 0)
{
// nothing to do
return;
}
GraphicsState state = graphics.Save();
if (Invert)
{
graphics.SetClip(applyRect);
graphics.ExcludeClip(rect);
}
ColorMatrix grayscaleMatrix = new ColorMatrix(new[] {
new[] {.3f, .3f, .3f, 0, 0},
new[] {.59f, .59f, .59f, 0, 0},
new[] {.11f, .11f, .11f, 0, 0},
new float[] {0, 0, 0, 1, 0},
new float[] {0, 0, 0, 0, 1}
});
using (ImageAttributes ia = new ImageAttributes())
{
ia.SetColorMatrix(grayscaleMatrix);
graphics.DrawImage(applyBitmap, applyRect, applyRect.X, applyRect.Y, applyRect.Width, applyRect.Height, GraphicsUnit.Pixel, ia);
}
graphics.Restore(state);
} public static Bitmap LoadPicture(string url)
{
System.Net.HttpWebRequest wreq;
System.Net.HttpWebResponse wresp;
Stream mystream;
Bitmap bmp;
bmp = null;
mystream = null;
wresp = null;
try
{
wreq = (System.Net.HttpWebRequest)System.Net.HttpWebRequest.Create(url);
wreq.AllowWriteStreamBuffering = true;
wresp = (System.Net.HttpWebResponse)wreq.GetResponse();
if ((mystream = wresp.GetResponseStream()) != null)
bmp = new Bitmap(mystream);
}
catch
{
// Do nothing...
}
finally
{
if (mystream != null)
mystream.Close();
if (wresp != null)
wresp.Close();
}
return (bmp);
}