static public Bitmap toBitmap(BitmapSource bitmapSource)
{
if (bitmapSource == null)
{
return(null);
}
using (MemoryStream stream = new MemoryStream())
{
BitmapEncoder enc = new BmpBitmapEncoder();
enc.Frames.Add(BitmapFrame.Create(bitmapSource));
enc.Save(stream);
using (var tempBitmap = new Bitmap(stream))
{
// According to MSDN, one "must keep the stream open for the lifetime of the Bitmap."
// So we return a copy of the new bitmap, allowing us to dispose both the bitmap and the stream.
return(new Bitmap(tempBitmap));
}
}
}
public void setBackGround()
{
BitmapImage bitmapImg = PhotoPresent.Singleton.imageContainer.Source as BitmapImage;
BmpBitmapEncoder encoder = new BmpBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(bitmapImg));
System.Drawing.Image img;
using (MemoryStream ms = new MemoryStream())
{
encoder.Save(ms);
img = System.Drawing.Image.FromStream(ms);
var currentPath = System.Environment.CurrentDirectory;
//create directory for wallpaper
System.IO.Directory.CreateDirectory(currentPath + "\\backgroundImage\\");
img.Save(currentPath.ToString() + "\\backgroundImage\\background.bmp", System.Drawing.Imaging.ImageFormat.Bmp);
SystemParametersInfo(20, 0, currentPath.ToString() + "\\backgroundImage\\background.bmp", 0x2);
}
}
private void button1_Click(object sender, RoutedEventArgs e)
{
RenderTargetBitmap rtb = new RenderTargetBitmap((int)inkCanvas.ActualWidth, (int)inkCanvas.ActualHeight, 96d, 96d, PixelFormats.Default);
rtb.Render(inkCanvas);
BmpBitmapEncoder encoder = new BmpBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(rtb));
using (FileStream fs = File.Open(NeuralNetwork.Properties.Resources.DrawingFile, FileMode.Create))
{
encoder.Save(fs);
}
Bitmap source1 = new Bitmap(Properties.Resources.DrawingFile);
Bitmap bmp = CropImage(source1, new Rectangle(new System.Drawing.Point(10, 10), new System.Drawing.Size((int)inkCanvas.ActualWidth - 10, (int)inkCanvas.ActualHeight - 10)));
Bitmap bm = CalculateRectangle(bmp);
bm.Save(Properties.Resources.CropedImage);
GetPixels(bm);
}
public static Bitmap DrawingVisualToBitmap(DrawingVisual visual, Rect rect)
{
var bmp = new RenderTargetBitmap((int)rect.Width, (int)rect.Height, 96, 96, PixelFormats.Pbgra32);
bmp.Render(visual);
var encoder = new BmpBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(bmp));
Bitmap bitmap;
using (var stream = new MemoryStream())
{
encoder.Save(stream);
bitmap = new Bitmap(stream);
}
return(bitmap);
}
public static BitmapImage ConvertToBitmapImage(this BitmapSource target)
{
var bitmapImage = new BitmapImage();
var bitmapEncoder = new BmpBitmapEncoder();
bitmapEncoder.Frames.Add(BitmapFrame.Create(target));
using (var stream = new MemoryStream())
{
bitmapEncoder.Save(stream);
stream.Seek(0, SeekOrigin.Begin);
bitmapImage.BeginInit();
bitmapImage.CacheOption = BitmapCacheOption.OnLoad;
bitmapImage.StreamSource = stream;
bitmapImage.EndInit();
}
return(bitmapImage);
}
private void SaveImage()
{
SaveFileDialog Dialog = new SaveFileDialog();
Dialog.Title = "选择保存位置";
Dialog.Filter = ".bmp|*.bmp";
Dialog.FileName = string.Empty;
Dialog.FilterIndex = 1;
Dialog.RestoreDirectory = true;
if (Dialog.ShowDialog() == false)
{
return;
}
string txtFile = Dialog.FileName;
var encoder = new BmpBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create((BitmapSource)this.img.Source));
using (FileStream stream = new FileStream(txtFile, FileMode.Create))
encoder.Save(stream);
}
private void SaveCompressed(object sender, RoutedEventArgs e)
{
var saveDialog = new SaveFileDialog()
{
CheckPathExists = true,
Filter = "压缩位图文件(*.cbmp)|*.cbmp"
};
var result = saveDialog.ShowDialog();
if (result != null && result.Value)
{
var encoder = new BmpBitmapEncoder();
var destStream = new MemoryStream();
encoder.Frames.Add(BitmapFrame.Create(ViewModel.ImageSource));
encoder.Save(destStream);
var imageBytes = destStream.ToArray();
var huffmanFile = new HuffmanFile(imageBytes);
huffmanFile.EncodeFile(saveDialog.FileName, saveDialog.FileName + "_key");
}
}
public static BitmapImage Crop(this BitmapImage bmp, Int32Rect rct)
{
CroppedBitmap croppedBmp = new CroppedBitmap(bmp, rct);
BmpBitmapEncoder encoder = new BmpBitmapEncoder();
MemoryStream memoryStream = new MemoryStream();
BitmapImage bImg = new BitmapImage();
encoder.Frames.Add(BitmapFrame.Create(croppedBmp));
encoder.Save(memoryStream);
bImg.BeginInit();
bImg.CacheOption = BitmapCacheOption.OnLoad;
bImg.StreamSource = new MemoryStream(memoryStream.ToArray());
bImg.EndInit();
memoryStream.Close();
return(bImg);
}
public static void fn_SaveImage(WriteableBitmap wb, string strPath)
{
if (wb != null)
{
try
{
using (FileStream stream = new FileStream(strPath, FileMode.Create))
{
BmpBitmapEncoder encoder = new BmpBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(wb));
encoder.Save(stream);
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
}
private System.Drawing.Bitmap BitmapFromSource(BitmapSource bitmapsource)
{
try
{
System.Drawing.Bitmap bitmap;
using (MemoryStream outStream = new MemoryStream())
{
BitmapEncoder enc = new BmpBitmapEncoder();
enc.Frames.Add(BitmapFrame.Create(bitmapsource));
enc.Save(outStream);
outStream.Position = 0;
bitmap = new System.Drawing.Bitmap(outStream);
}
return(bitmap);
}
catch (Exception)
{
return(null);
}
}
/// <summary>
/// Saves a <see cref="BitmapSource"/> as a BMP file to the specified location.
/// </summary>
/// <param name="bitmapSource">The <see cref="BitmapSource"/></param>
/// <param name="path">The path to save to.</param>
public static void SaveBitmapSourceAsBmp(this BitmapSource bitmapSource, string path)
{
if (bitmapSource == null)
{
throw new ArgumentNullException(nameof(bitmapSource));
}
if (string.IsNullOrEmpty(path))
{
throw new ArgumentNullException(nameof(path));
}
Directory.CreateDirectory(Path.GetDirectoryName(path));
using (FileStream fs = new FileStream(path, FileMode.Create))
{
BitmapEncoder encoder = new BmpBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(bitmapSource));
encoder.Save(fs);
}
}
/// <summary>
/// OOTB support for /Resources/Image.png (as embedded resource),
/// or storing the image in the Resources and use the Image overload
///
/// For example: GetPicture(/Resources/Image.png) will load the following pack uri
/// (assuming your viewmodel is in the MyAddin.Logic assembly)
/// pack://application:,,,/MyAddin.Logic;component/Resources/Image.jpg
/// </summary>
/// <param name="image"></param>
/// <returns></returns>
public virtual Bitmap GetPicture(string image)
{
var memoryStream = new MemoryStream();
var bitmap = new Bitmap(memoryStream);
if (!image.StartsWith("/"))
{
image = string.Concat("/", image);
}
var encoder = new BmpBitmapEncoder();
var packApplicationComponent = string.Format(
"pack://application:,,,/{0};component{1}",
GetType().Assembly.GetName().Name,
image);
encoder.Frames.Add(BitmapFrame.Create(new Uri(packApplicationComponent)));
encoder.Save(memoryStream);
return(bitmap);
}
public static void SaveBitmapSourceToFile(BitmapSource imgSrc, string fileName)
{
if (imgSrc != null)
{
if (fileName != string.Empty)
{
using (FileStream stream = new FileStream(fileName, FileMode.Create))
{
BmpBitmapEncoder encoder = new BmpBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(imgSrc));
encoder.Save(stream);
stream.Close();
}
}
}
else
{
throw new ArgumentNullException("Image source", "Method 'SaveBitmapSourceToFile' got null reference");
}
}
///////图片保存////////
private void ImageSave(Canvas Canvas, string _imageFile)
{
double width = Canvas.ActualWidth;
double height = Canvas.ActualHeight;
RenderTargetBitmap bmpCopied = new RenderTargetBitmap((int)Math.Round(width), (int)Math.Round(height), 96, 96, PixelFormats.Default);
DrawingVisual dv = new DrawingVisual();
using (DrawingContext dc = dv.RenderOpen())
{
VisualBrush vb = new VisualBrush(Canvas);
dc.DrawRectangle(vb, null, new Rect(new System.Windows.Point(), new System.Windows.Size(width, height)));
}
bmpCopied.Render(dv);
using (FileStream file = new FileStream(_imageFile, FileMode.Create, FileAccess.Write))
{
BmpBitmapEncoder encoder = new BmpBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(bmpCopied));
encoder.Save(file);
}
}
/// <summary>
/// Converts to image.
/// </summary>
/// <param name="bitmap">The bitmap.</param>
/// <returns></returns>
/// <exception cref="ArgumentNullException">The <paramref name="bitmap"/> is <c>null</c>.</exception>
public static Image ConvertToImage(this BitmapImage bitmap)
{
Argument.IsNotNull("bitmap", bitmap);
Image image;
using (MemoryStream memoryStream = new MemoryStream())
{
BmpBitmapEncoder bitmapEncoder = new BmpBitmapEncoder();
bitmapEncoder.Frames.Add(BitmapFrame.Create(bitmap));
bitmapEncoder.Save(memoryStream);
image = Image.FromStream(memoryStream);
}
// Force garbage collection to prevent lots of memory usage
GC.Collect();
return(image);
}
private byte[] SignatureToBitmapBytes()
{
int margin = (int)this.digitalsig.Margin.Left;
int width = (int)this.digitalsig.ActualWidth - margin;
int height = (int)this.digitalsig.ActualHeight - margin;
RenderTargetBitmap rtb =
new RenderTargetBitmap(width, height, 96d, 96d, PixelFormats.Default);
BmpBitmapEncoder encoder = new BmpBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(rtb));
byte[] bitmapBytes;
using (MemoryStream ms = new MemoryStream())
{
encoder.Save(ms);
ms.Position = 0;
bitmapBytes = ms.ToArray();
}
return(bitmapBytes);
}
private async void Save()
{
SaveFileDialog dialog = new SaveFileDialog();
dialog.Filter = "Bmp (*.bmp)| *.bmp";
dialog.FileName = $"{selectedScan.offset}-{selectedScan.width}-{selectedScan.height}.bmp";
var result = dialog.ShowDialog();
if (result == true)
{
using (FileStream fileStream = new FileStream(dialog.FileName, FileMode.OpenOrCreate))
{
BmpBitmapEncoder encoder = new BmpBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(this.Bitmap));
encoder.Save(fileStream);
}
}
}
private void ConvertColors()
{
int width = (int)capturedImg.Source.Width;
int height = (int)capturedImg.Source.Height;
WriteableBitmap bitMap = new WriteableBitmap(width, height, 96, 96, PixelFormats.Bgra32, null);
Bitmap imageBitmap;
using (MemoryStream outStream = new MemoryStream())
{
BitmapEncoder encoder = new BmpBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(defaultImg));
encoder.Save(outStream);
imageBitmap = new Bitmap(outStream);
}
uint[] pixels = new uint[width * height];
int red;
int green;
int blue;
int alpha;
for (int x = 0; x < width; ++x)
{
for (int y = 0; y < height; ++y)
{
Color pixColor = imageBitmap.GetPixel(x, y);
int i = width * y + x;
red = (int)(pixColor.R * blindRed.r + pixColor.G * blindRed.g + pixColor.B * blindRed.b);
green = (int)(pixColor.R * blindGreen.r + pixColor.G * blindGreen.g + pixColor.B * blindGreen.b);
blue = (int)(pixColor.R * blindBlue.r + pixColor.G * blindBlue.g + pixColor.B * blindBlue.b);
alpha = pixColor.A;
pixels[i] = (uint)((alpha << 24) + (red << 16) + (green << 8) + blue);
}
}
bitMap.WritePixels(new Int32Rect(0, 0, width, height), pixels, width * 4, 0);
capturedImg.Source = bitMap;
}
public static void SaveImage(FileInfo fileInfo, BitmapSource source)
{
using (var fs = fileInfo.OpenWrite())
{
BitmapEncoder encoder = null;
switch (fileInfo.Extension)
{
case ".tga":
//var targa = new TargaImage(source.CopyPixels());
return;
case ".jpg":
case ".jpeg":
encoder = new JpegBitmapEncoder();
break;
case ".png":
encoder = new PngBitmapEncoder();
break;
case ".tiff":
encoder = new TiffBitmapEncoder();
break;
case ".gif":
encoder = new GifBitmapEncoder();
break;
case ".bmp":
encoder = new BmpBitmapEncoder();
break;
default:
throw new NotSupportedException($"File extension {fileInfo.Extension} not supported");
}
encoder?.Frames.Add(BitmapFrame.Create(source));
encoder?.Save(fs);
}
}
private void Save()
{
SaveFileDialog saveFileDialog = new SaveFileDialog();
saveFileDialog.Filter = "Ink Serialized Format (*.isf)|*.isf|" +
"Bitmap files (*.bmp)|*.bmp";
bool?value = saveFileDialog.ShowDialog();
if (value.HasValue && value.Value)
{
try
{
using (FileStream fileStream = new FileStream(saveFileDialog.FileName, FileMode.Create, FileAccess.Write))
{
if (saveFileDialog.FilterIndex == 1)
{
_drawingBoardView.InkCanvas.Strokes.Save(fileStream);
fileStream.Close();
}
else
{
int leftMargin = int.Parse(_drawingBoardView.InkCanvas.Margin.Left.ToString());
RenderTargetBitmap renderTargetBitmap =
new RenderTargetBitmap((int)_drawingBoardView.ActualWidth - leftMargin,
(int)_drawingBoardView.ActualHeight - leftMargin, 0, 0, PixelFormats.Default);
renderTargetBitmap.Render(_drawingBoardView.InkCanvas);
BmpBitmapEncoder bmpBitmapEncoder = new BmpBitmapEncoder();
bmpBitmapEncoder.Frames.Add(BitmapFrame.Create(renderTargetBitmap));
bmpBitmapEncoder.Save(fileStream);
fileStream.Close();
}
}
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
}
}
/// <summary>
/// Changes screen color from an image
/// </summary>
public unsafe void ChangeScreenColorFromImage(int value, Monitor monitor, BitmapImage image)
{
float red, green, blue;
using (MemoryStream outStream = new MemoryStream())
{
BitmapEncoder enc = new BmpBitmapEncoder();
enc.Frames.Add(BitmapFrame.Create(image));
enc.Save(outStream);
using (Bitmap bmp = new Bitmap(outStream))
{
if (value < 0)
{
value = 0;
}
if (value >= bmp.Width)
{
value = bmp.Width - 1;
}
Color clr = bmp.GetPixel(value, 0);
red = clr.R;
green = clr.G;
blue = clr.B;
}
}
ushort *gArray = stackalloc ushort[3 * 256];
for (int ik = 0; ik < 256; ik++)
{
gArray[ik] = (ushort)(ik * red);
gArray[256 + ik] = (ushort)(ik * green);
gArray[512 + ik] = (ushort)(ik * blue);
}
SetDeviceGammaRamp(monitor.Hdc.ToInt32(), gArray);
}
public static async void UploadImageFromBitmap(String conversationID, BitmapSource image, ResultHandler handler, ErrorHandler errorHandler)
{
try
{
HttpClient httpClient = new HttpClient();
httpClient.DefaultRequestHeaders.Add(ClientSession.HeaderToken, ChatConnection.Instance.Session.SessionID);
MultipartFormDataContent form = new MultipartFormDataContent();
MemoryStream stream = new MemoryStream();
BitmapEncoder enc = new BmpBitmapEncoder();
enc.Frames.Add(BitmapFrame.Create(image));
enc.Save(stream);
form.Add(new StreamContent(stream), "file", "Clipboard.jpg");
String address = ChatConnection.Instance.WebHost;
int port = ChatConnection.Instance.WebPort;
String url = String.Format(MediaUploadUrl, address, port, conversationID);
HttpResponseMessage response = await httpClient.PostAsync(url, form);
response.EnsureSuccessStatusCode();
httpClient.Dispose();
string sd = response.Content.ReadAsStringAsync().Result;
//Dic<FileName, FileID>
Dictionary <String, String> result = JsonConvert.DeserializeObject <Dictionary <String, String> >(sd);
handler(result);
}
catch (Exception e)
{
if (errorHandler != null)
{
errorHandler(e);
}
}
}
public static byte[] ToBitmap(this FrameworkElement element)
{
var targetBitmap =
new RenderTargetBitmap((int)element.ActualWidth,
(int)element.ActualHeight,
96d, 96d,
PixelFormats.Default);
targetBitmap.Render(element);
// add the RenderTargetBitmap to a Bitmapencoder
var encoder = new BmpBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(targetBitmap));
using (var ms = new MemoryStream())
{
encoder.Save(ms);
return(ms.ToArray());
}
}
private void SaveImage()
{
string fileFullName = this.DirectoryToSaveFiles + @"\" + "StrobeImage_" + DateTime.Now.Year.ToString() + "_" +
DateTime.Now.Month.ToString() + DateTime.Now.Day.ToString() +
DateTime.Now.Hour.ToString() + DateTime.Now.Minute.ToString() + "_" +
DateTime.Now.Second.ToString() + ".jpeg";
int stride = m_newResultImage.BackBufferStride, height = m_newResultImage.PixelHeight;
byte[] data = new byte[height * stride];
m_newResultImage.CopyPixels(data, stride, 0);
using (FileStream fs = new FileStream(fileFullName, FileMode.Create))
{
//fs.Write(data, 0, data.Length);
BmpBitmapEncoder encoder = new BmpBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(m_newResultImage));
encoder.Save(fs);
}
}
public static BitmapImage BitmapSourceToImage(BitmapSource bitmapSource)
{
var encoder = new BmpBitmapEncoder();
using (var memoryStream = new MemoryStream())
{
encoder.Frames.Add(BitmapFrame.Create(bitmapSource));
encoder.Save(memoryStream);
memoryStream.Position = 0;
var bitmap = new BitmapImage();
bitmap.BeginInit();
bitmap.StreamSource = memoryStream;
bitmap.CacheOption = BitmapCacheOption.OnLoad;
bitmap.EndInit();
bitmap.Freeze();
return(bitmap);
}
}
//Streamに一時保存方式、BmpBitmapのエンコーダーとデコーダーを使う
private BitmapSource GetClipboardBitmapEncDec()
{
BitmapSource source = Clipboard.GetImage();
if (source == null)
{
return(null);
}
var encoder = new BmpBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(source));
using (var stream = new System.IO.MemoryStream())
{
encoder.Save(stream);
stream.Seek(0, System.IO.SeekOrigin.Begin);
var decoder = new BmpBitmapDecoder(stream, BitmapCreateOptions.None, BitmapCacheOption.OnLoad);
source = decoder.Frames[0];
}
return(source);
}
/// <summary>
/// Override the thumbnail and peek bitmap.
/// By providing this bitmap manually, Thumbnail Window manager will provide the
/// Desktop Window Manager (DWM) this bitmap instead of rendering one automatically.
/// Use this property to update the bitmap whenever the control is updated and the user
/// needs to be shown a new thumbnail on the taskbar preview (or aero peek).
/// </summary>
/// <param name="bitmapSource">The image to use.</param>
/// <remarks>
/// If the bitmap doesn't have the right dimensions, the DWM may scale it or not
/// render certain areas as appropriate - it is the user's responsibility
/// to render a bitmap with the proper dimensions.
/// </remarks>
public void SetImage(BitmapSource bitmapSource)
{
if (bitmapSource == null)
{
SetImage(IntPtr.Zero);
return;
}
BmpBitmapEncoder encoder = new BmpBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(bitmapSource));
using (MemoryStream memoryStream = new MemoryStream()) {
encoder.Save(memoryStream);
memoryStream.Position = 0;
using (Bitmap bmp = new Bitmap(memoryStream)) {
SetImage(bmp.GetHbitmap());
}
}
}
private void SavePicture()
{
// Görüntü dosyasını diske yazacak FileStream oluştur
using (FileStream stream = new FileStream(@"D:\Temp\KinectPicture.bmp", FileMode.Create))
{
// Görüntüyü farklı biçimlerde kaydedebiliyoruz. (BMP, JPEG, PNG...)
// Kaydedilmek istenen görüntü türüne göre Bitmap Encoder oluştur
BmpBitmapEncoder encoder = new BmpBitmapEncoder();
//JpegBitmapEncoder encoder = new JpegBitmapEncoder();
//PngBitmapEncoder encoder = new PngBitmapEncoder();
// outputImage'ı Bitmap olarak çöz ve encoder'a aktar
encoder.Frames.Add(BitmapFrame.Create(outputImage));
// Görüntü dosyasını kaydet
encoder.Save(stream);
// FileStream'i sonlandır
stream.Close();
}
}
private void Button_Click(object sender, RoutedEventArgs e)
{
var sfd = new SaveFileDialog()
{
Filter = "Png files(*.png)|*.png"
};
if (sfd.ShowDialog() == true)
{
using (MemoryStream outStream = new MemoryStream())
{
BitmapEncoder enc = new BmpBitmapEncoder();
enc.Frames.Add(BitmapFrame.Create(Img.bmp));
enc.Save(outStream);
System.Drawing.Bitmap bitmap = new System.Drawing.Bitmap(outStream);
var mp = new Bitmap(bitmap);
mp.Save(sfd.FileName, ImageFormat.Png);
}
}
}
static public System.Drawing.Bitmap ConvertBitmapSourceToBitmap(BitmapSource src)
{
System.Drawing.Bitmap retval = null;
if (src != null)
{
//int width = src.PixelWidth;
//int height = src.PixelHeight;
//int stride = width * ((src.Format.BitsPerPixel + 7) / 8);
//byte[] bits = new byte[height * stride];
using (MemoryStream strm = new MemoryStream())
{
BitmapEncoder encoder = new BmpBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(src));
encoder.Save(strm);
retval = new System.Drawing.Bitmap(strm);
}
}
return(retval);
}
