本文整理汇总了C#中System.Windows.Media.Imaging.WriteableBitmap.ToByteArray方法的典型用法代码示例。如果您正苦于以下问题：C# WriteableBitmap.ToByteArray方法的具体用法？C# WriteableBitmap.ToByteArray怎么用？C# WriteableBitmap.ToByteArray使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Windows.Media.Imaging.WriteableBitmap的用法示例。
在下文中一共展示了WriteableBitmap.ToByteArray方法的7个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: InitMainWindow
/// <summary>
/// <list type="bullet">
/// <item>
/// <description>AuroraWindow size is suitet to the user display</description>
/// </item>
/// <item>
/// <description>The rgb mask and brigthness is set to 256 default</description>
/// </item>
/// <item>
/// <description>The monitorImg <see cref=""/> gets initialised in proportion to the AuroraWindow </description>
/// </item>
/// <item>
/// <description>The portWindow <seealso cref=""/> is initialised and the eventhandler data changed add, which is interrupted if the connection
/// is cancelated or startet</description>
/// </item>
/// <item>
/// <description>A very important point in InitMainWindow is to set the monitorImg.Source to monitor, otherwise nothing appears on the surface</description>
/// </item>
/// <item>
/// <description>The RenderOptions.SetEdgeMode(monitorImg, EdgeMode.Aliased) EdgeMode property squares the pixel and guarantes clear edges on the 68 x 42 resolution</description>
/// </item>
/// <item>
/// <description>The monitorTimer.Tick event has a frequence of 40 Hz</description>
/// </item>
/// </list>
/// </summary>
public void InitMainWindow()
{
Point screenSize = new Point(System.Windows.SystemParameters.FullPrimaryScreenWidth, System.Windows.SystemParameters.FullPrimaryScreenHeight);
AuroraWindow.Width = screenSize.X * 0.4;
AuroraWindow.Height = screenSize.Y * 0.9;
redMask = 255;
greenMask = 255;
blueMask = 255;
bright = 255;
monitorImg.Width = AuroraWindow.Width * 0.85;
monitorImg.Height = monitorImg.Width / 1.618;
//Das SerialportWindow initialisiern
portWindow = new PortWindow();
portWindow.data.Changed += new ChangedEventhandler(StatusChanged);
//Das Rechteck für die Blit funktion festlegen
r = new Rect(0, 0, 68, 42);
//Writeable Bitmaps initialisiern
monitor = BitmapFactory.New(68, 42);
drawlayer = BitmapFactory.New(68, 42);
monitorImg.Source = monitor;
RenderOptions.SetBitmapScalingMode(monitorImg, BitmapScalingMode.NearestNeighbor);
RenderOptions.SetEdgeMode(monitorImg, EdgeMode.Aliased);
monitorTimer = new DispatcherTimer(DispatcherPriority.Render);
monitorTimer.Interval = new TimeSpan(0, 0, 0, 0, 25);
monitorTimer.Tick += monitorTimer_Tick;
monitorTimer.Start();
bitmapbuffer = new Byte[monitor.ToByteArray().Length];
CentralMonitor.IsEnabled = false;
runningTask = RunningTask.Effect;
filterBitmap = BitmapFactory.New(68, 42);
//Init Objects and Options Windows
expandingObjects = new ExpandingObjects(monitor);
expandingObjectsWindow = new ExpandingObjectsOptionsWindow(expandingObjects);
movingText = new MovingText(monitor);
movingTextOptionWindow = new MovingTextOptionsWindow(movingText);
plasma = new Plasma(monitor);
plasmaOptionWindow = new PlasmaOptionsWindow(plasma);
colorGradient = new ColorGradient(monitor);
gradientOptionWindow = new GradientColorOptionsWindow(colorGradient);
StickyWindow.RegisterExternalReferenceForm(this);
//Bluetooth Event listening
RgbLibrary.Bluetooth.Instance.CommandControlChange += new Bluetooth.PropertyChangeHandler(Bluetooth_Command_Listener);
}示例2: ColourImages
private void ColourImages()
{
BitmapImage vertical = new BitmapImage();
vertical.BeginInit();
vertical.UriSource = new Uri(@"images\BikeVertical.png", UriKind.Relative);
vertical.EndInit();
vert= new WriteableBitmap(vertical);
byte[] vData = vert.ToByteArray();
for (int i = 0; i < vData.Length; i= i + 4 )
{
if (vData[i] == 255 && vData[i + 1] == 255 && vData[i + 2] == 255)
{
vData[i] = ((SolidColorBrush)bikeColour).Color.B;
vData[i + 1] = ((SolidColorBrush)bikeColour).Color.G;
vData[i + 2] = ((SolidColorBrush)bikeColour).Color.R;
}
else if (vData[i] == 0xd4 && vData[i + 1] == 0xd4 && vData[i + 2] == 0xd4)
{
double scale = ((double)0xd4) / 0xFF;
vData[i] = (byte)(((SolidColorBrush)bikeColour).Color.B * scale);
vData[i + 1] = (byte)(((SolidColorBrush)bikeColour).Color.G * scale);
vData[i + 2] = (byte)(((SolidColorBrush)bikeColour).Color.R * scale);
}
}
vert.FromByteArray(vData);
BitmapImage horizontal = new BitmapImage();
horizontal.BeginInit();
horizontal.UriSource = new Uri(@"images\BikeHorizontal.png", UriKind.Relative);
horizontal.EndInit();
hor = new WriteableBitmap(horizontal);
byte[] hData = hor.ToByteArray();
for (int i = 0; i < hData.Length; i = i + 4)
{
if (hData[i] == 0xFF && hData[i + 1] == 0xFF && hData[i + 2] == 0xFF)
{
hData[i] = ((SolidColorBrush)bikeColour).Color.B;
hData[i + 1] = ((SolidColorBrush)bikeColour).Color.G;
hData[i + 2] = ((SolidColorBrush)bikeColour).Color.R;
}
else if (hData[i] == 0xd4 && hData[i + 1] == 0xd4 && hData[i + 2] == 0xd4)
{
double scale = ((double)0xd4) / 0xFF;
hData[i] = (byte)(((SolidColorBrush)bikeColour).Color.B*scale);
hData[i + 1] = (byte)(((SolidColorBrush)bikeColour).Color.G * scale);
hData[i + 2] = (byte)(((SolidColorBrush)bikeColour).Color.R * scale);
}
}
hor.FromByteArray(hData);
}示例3: Colorize
public static WriteableBitmap Colorize(WriteableBitmap b, int red, int green, int blue, ColorArea ca)
{
if (red < -255 || red > 255) throw new ArgumentException("Red must be between -255 and +255");
if (green < -255 || green > 255) throw new ArgumentException("Green must be between -255 and +255");
if (blue < -255 || blue > 255) throw new ArgumentException("Blue must be between -255 and +255");
int stride = b.PixelWidth * 4; //The pixelformat for brga32 is 32 bits - so that's 4 bytes per pixel
int bytes = Math.Abs(stride) * b.PixelHeight;
byte[] p = b.ToByteArray();
int i = 0;
int nOffset = stride - b.PixelWidth * 4;
for (int y = 0; y < b.PixelHeight; ++y)
{
for (int x = 0; x < b.PixelWidth; ++x)
{
int pdif = (p[i + 2] + p[i + 1] + p[i]) / 3;
int newred = p[i + 2];
int newgreen = p[i + 1];
int newblue = p[i];
switch (ca)
{
case ColorArea.Shadows:
float multi = (1 - newred / 255);
newred += (int)(red * multi);
multi = (1 - newgreen / 255);
newgreen += (int)(green * multi);
multi = (1 - newblue / 255);
newblue += (int)(blue * multi);
break;
case ColorArea.Highlights:
float hmulti = (newred / 255);
newred += (int)(red * hmulti);
hmulti = (newgreen / 255);
newgreen += (int)(green * hmulti);
hmulti = (newblue / 255);
newblue += (int)(blue * hmulti);
break;
case ColorArea.Midtones:
float mmulti = 0;
mmulti = (newred > 127) ? 127f / newred : newred / 127f;
newred += (int)(red * mmulti);
mmulti = (newgreen > 127) ? 127f / newgreen : newgreen / 127f;
newgreen += (int)(green * mmulti);
mmulti = (newblue > 127) ? 127f / newblue : newblue / 127f;
newblue += (int)(blue * mmulti);
break;
}
p[i + 2] = (byte)Math.Min(255, Math.Max(newred, 0));
p[i + 1] = (byte)Math.Min(255, Math.Max(newgreen, 0));
p[i + 0] = (byte)Math.Min(255, Math.Max(newblue, 0));
i += 4;
}
i += nOffset;
}
WriteableBitmap finalImg = new WriteableBitmap(b.PixelWidth, b.PixelHeight);
return finalImg.FromByteArray(p);
}示例4: SCurve
public static WriteableBitmap SCurve(WriteableBitmap b)
{
int stride = b.PixelWidth * 4; //brga32 is 32
int bytes = Math.Abs(stride) * b.PixelHeight;
byte[] p = b.ToByteArray();
int i = 0;
int nOffset = stride - b.PixelWidth * 4;
Point[] points = GetCoordinates();
for (int y = 0; y < b.PixelHeight; ++y)
{
for (int x = 0; x < b.PixelWidth; ++x)
{
int hue = p[i]; //if pi = 255 then 255, otherwise -1 (so if pi = -1, its ! 255, NOT max)
int hue1 = p[i + 1];
int hue2 = p[i + 2];
foreach (var point in points)
{
if (hue != 255 && hue1 != 255 && hue2 != 255)
{
//white pixel - no processing necessary
break;
}
if (point.X >= p[i + 2] && hue2 != 255) //translate this to a function for the curve
hue2 = (int)point.Y;
if (point.X >= p[i + 1] && hue1 != 255)
hue1 = (int)point.Y;
if (point.X >= p[i] && hue != 255)
hue = (int)point.Y;
}
p[i + 2] = (byte)Math.Min(255, Math.Max(hue2, 0));
p[i + 1] = (byte)Math.Min(255, Math.Max(hue1, 0));
p[i + 0] = (byte)Math.Min(255, Math.Max(hue, 0));
i += 4;
}
i += nOffset;
}
WriteableBitmap finalImg = new WriteableBitmap(b.PixelWidth, b.PixelHeight);
return finalImg.FromByteArray(p);
//return true;
}示例5: Contrast
public static WriteableBitmap Contrast(WriteableBitmap b, int nContrast)
{
if (nContrast < -100 || nContrast > 100)
{
throw new ArgumentException("Contrast must be between -100 and 100");
}
double contrast = (100.0 + nContrast) / 100.0;
contrast *= contrast;
int stride = b.PixelWidth * 4; //brga32 is 32
int bytes = Math.Abs(stride) * b.PixelHeight;
byte[] p = b.ToByteArray();
int i = 0;
int nOffset = stride - b.PixelWidth * 4;
for (int y = 0; y < b.PixelHeight; ++y)
{
for (int x = 0; x < b.PixelWidth; ++x)
{
p[i + 2] = ApplyContrast(p[i + 2], contrast);
p[i + 1] = ApplyContrast(p[i + 1], contrast);
p[i + 0] = ApplyContrast(p[i + 0], contrast);
i += 4;
}
i += nOffset;
}
WriteableBitmap finalImg = new WriteableBitmap(b.PixelWidth, b.PixelHeight);
return finalImg.FromByteArray(p);
}示例6: OnCreateAndUploadImage
public void OnCreateAndUploadImage(object obj)
{
EA.GetEvent<SetCompositionWidthHeight>().Publish(string.Empty);
var document = HtmlPage.Document;
var txtArea = document.GetElementById("MainContent_txtPNGBytes");
if (txtArea != null)
{
try
{
const double scale = 1;
var bmp = new WriteableBitmap(CompositionGrid, null);
var buffer = bmp.ToByteArray();
bmp = new WriteableBitmap(int.Parse(Width.ToString()), int.Parse(Height.ToString()));
bmp.FromByteArray(buffer);
var transform = new ScaleTransform();
transform.ScaleX = scale;
transform.ScaleY = scale;
bmp.Render(CompositionGrid, (Transform)transform);
bmp.Invalidate();
var stream = bmp.GetStream();
var binaryData = new Byte[stream.Length];
var bytesRead = stream.Read(binaryData, 0, (int)stream.Length);
var base64 = Convert.ToBase64String(binaryData, 0, binaryData.Length);
RawSize = base64.Length.ToString();
Message message = Composer.Messaging.Compression.Compress(base64);
base64 = message.Text;
CompressedSize = base64.Length.ToString();
txtArea.SetProperty("value", base64);
UploadDetailsVisibility = Visibility.Visible;
SendImage();
}
catch (Exception ex)
{
Exceptions.HandleException(ex, "Error in: OnCreateAndUploadImage");
}
}
}示例7: invert_Click
private void invert_Click(object sender, EventArgs e)
{
ExtendedImage loadedImage;
ExtendedImage filteredImage;
Inverter filter;
WriteableBitmap wb = new WriteableBitmap(image);
loadedImage = new ExtendedImage();
loadedImage.SetPixels(image.PixelWidth, image.PixelHeight, wb.ToByteArray());
filter = new Inverter();
filteredImage = new ExtendedImage(loadedImage);
filter.Apply(filteredImage, loadedImage, new ImageTools.Rectangle(0, 0, loadedImage.PixelWidth, loadedImage.PixelHeight));
var bitmap = filteredImage.ToBitmap();
imageView.Source = bitmap;
}