var bitmap = new RenderTargetBitmap( (int)rect.Width, (int)rect.Height,96,96, PixelFormats.Default); bitmap.Render(visual); var encoder = new PngBitmapEncoder(); encoder.Frames.Add(BitmapFrame.Create(bitmap)); using (var file = File.OpenWrite(filename)) { encoder.Save(file); } }...
IStorageFolder applicationFolder =ApplicationData.Current.LocalFolder; IStorageFile saveFile =await applicationFolder.CreateFileAsync("snapshot.png", CreationCollisionOption.OpenIfExists);//把图片的二进制数据写入文件存储using (var fileStream =awaitsaveFile.OpenAsync(FileAccessMode.ReadWrite)) {var encoder...
我试过你的代码，它为PS2.0着色器正确地保存了图像。RenderTargetBitmap使用软件渲染器，而PS 3.0没...
var bitmap = new RenderTargetBitmap( (int)rect.Width, (int)rect.Height, 96, 96, PixelFormats.Default); bitmap.Render(visual); var encoder = new PngBitmapEncoder(); encoder.Frames.Add(BitmapFrame.Create(bitmap)); using (var file = File.OpenWrite(filename)) { encoder.Save(file); }...
Best way to reset UserControl to it's initial state? Best way to store local data in WPF and also save them on disk? Binary format of the specified custom attribute was invalid bind data on controls on datagrid row selection in WPF MVVM Bind data to wpf from json Bind DataGridTemplateCol...
例如,如果能把它们放在一起,那就很好了,但是我不知道该怎么做。public static void CreateSaveBitmap(Canvas canvas1, Canvas canvas2, string filename) RenderTargetBitmaprenderBitmap1 = new RenderTargetBitmap((int)canvas1.ActualWidth, ( 浏览5提问于2015-10-13得票数 2 回答已采纳...
Wanna save that image to a PNG file? PngBitmapEncoderpng =newPngBitmapEncoder(); png.Frames.Add(BitmapFrame.Create(bmp)); using(Streamstm =File.Create(filepath)) { png.Save(stm); } Nifty. The pictures in this series of blog entries were rendered in just this fashion. But there are...
bitmap.Freeze();if(saveToDisk ==true) { JpegBitmapEncoder encoder =newJpegBitmapEncoder(); encoder.Frames.Add(BitmapFrame.Create(bitmap,null,null,null)); FileStream outputFile =newFileStream("d:\\image"+ i +".jpg", FileMode.Create); ...
发现了我认为是问题答案的东西。我在WPF项目中使用的类库内部创建SaveToPNG和EncodeVisual方法。类库无法...
Save Add to Collections Add to Plan Share via Facebook x.com LinkedIn Email Print ID2D1RenderTarget::CreateBitmapFromWicBitmap(IWICBitmapSource*,ID2D1Bitmap**) method (d2d1.h) Article 02/23/2024 Feedback In this article Syntax Parameters Return value ...