WebDec 9, 2014 · 1 Answer. Sorted by: 4. The key here is that you are getting an empty image, which is almost always a stream not being read from the beginning. You need to seek … Webbyte[] image = GetImage(selectedUrl); using (var ms = new MemoryStream(image)) { Image img = new Image.FromStream(ms); Bitmap bmp = new Bitmap(img); } I used an Image object because I'm not sure the Bitmap constructor can read a MemoryStream object (can read a Stream object, btw).

WPF使用Bitmap作为控件背景 - 代码天地

WebNov 5, 2015 · In UWP you can use HttpContent.ReadAsStreamAsync method to get the Stream and then convert the Stream to IRandomAccessStream to use it in BitmapImage. You can try like following: You can try like following: WebNov 5, 2015 · private async void OnGetImage(object sender, RoutedEventArgs e) { using (HttpClient client = new HttpClient()) { try { HttpResponseMessage response = await … how do you say taste in spanish

wpf - Convert memory stream to BitmapImage? - Stack Overflow

WebApr 12, 2024 · 首先，使用Bitmap类加载图像。 接下来，使用Bitmap对象创建BarCodeReader类的实例。 调用ReadBarCodes()方法，在BarCodeResult类对象中获取识别结果。 最后，遍历结果并显示条形码的类型和文本。 以下代码示例显示了如何在 C# 中从位图中读取条形码。 WebMar 20, 2016 · Then we have to decode the stream in order to be able to read all pixels for later usage. Windows.Graphics.Imaging.BitmapDecoder decoder = await Windows.Graphics.Imaging.BitmapDecoder.CreateAsync(random); Windows.Graphics.Imaging.PixelDataProvider pixelData = await … phone randomly turned off won\\u0027t turn on