WPF中Image控件的数据源如果设置为路径,或者后台通过Image.FromFile来绑定,该图片将被占用,如要进行图片压缩、删除等操作则会报图片被占用的错;所以可以从内存中加载图片进行绑定。 以下为MVVMLight模式,首先增加一个图片路径值转换的类 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 ...
1privatevoidSetSource(System.Windows.Controls.Image image,stringfileName)2{3System.Drawing.Image sourceImage =System.Drawing.Image.FromFile(fileName);4intimageWidth =0, imageHeight =0;5InitializeImageSize(sourceImage, image,outimageWidth,outimageHeight);67Bitmap sourceBmp =newBitmap(sourceImage, i...
privatevoidBtnLoadFromFile_Click(objectsender,RoutedEventArgse){OpenFileDialogopenFileDialog=newOpenFileDialog();if(openFileDialog.ShowDialog()==true){UrifileUri=newUri(openFileDialog.FileName);imgDynamic.Source=newBitmapImage(fileUri);}} 请注意我如何根据对话框中的选定路径创建一个BitmapImage实例,我将一...
--一定要写注释哦--><DrawingImage x:Key="给这个资源定个名称"><DrawingImage.Drawing><DrawingGroup><GeometryDrawing Brush="这里面是颜色"Geometry="把已复制的数据按顺序复制进来"/><GeometryDrawing Brush="这里面是颜色"Geometry="把已复制的数据按顺序复制进来"/></DrawingGroup></DrawingImage.Drawing></...
Initialize(imageFrame, Vortice.WIC.PixelFormat.Format32bppPBGRA, BitmapDitherType.None, null, 0, BitmapPaletteType.MedianCut); // 这个 IWICFormatConverter 也继承是 IWICBitmapSource 类型 D2D.ID2D1Bitmap d2DBitmap = renderTarget.CreateBitmapFromWicBitmap(converter); renderTarget.DrawBitmap(d2D...
<Paragraph> <Figure Width=”200”> <BlockUIContainer> <Image Source=”Pictures\Humpback Whale.jpg” /> </BlockUIContainer> <Paragraph Foreground=”Blue” FontFamily=”Consolas”> The Whale</Paragraph> </Figure> The quick brown fox jumps over the lazy dog. The quick brown... </Paragraph>...
/// </summary> /// <param name="xpsFilePath">Path to source XPS file.</param> /// <param name="printQueue">The print queue to print to.</param> /// <param name="printTicket">The print ticket for the selected print queue.</param> public static void PrintXpsDocument(string xpsFi...
Convert Byte Array To ImageSource Convert color name to brush using C#? Convert Console Application Code to WPF Code convert datarow to datarowview Convert from Brush to Color? Convert GridLength to Double Convert image to byte array and vice versa in WPF convert image to image<gray,float> ...
Image image = Image.FromFile(@"d:\zp.jpg"); pictureBox1.Image = image; FaceCompare.RegisterImage(image); 人脸识别 //得到当前RGB摄像头下的图片,返回识别结果 Bitmap bitmap = rgbVideoSource.GetCurrentVideoFrame(); lblMessage.Text = FaceCompare.DoRgbCompare(bitmap, rgbVideoSource.Width, rgbVi...
<ImageSource="file:///C:/DataFile.bmp"/><ImageSource="http://www.datafilewebsite.com/DataFile.bmp"/> However, the file:/// and http:// schemes require your application to have full trust. If your application is a XAML browser application (XBAP) that was launched from the Internet or...