MsBlobBuilder

Using a Blob to save and load content sample

This sample shows how to use a Blob and the Window.Storage.Pickers.FileOpenPicker to load and display images and video. It also shows how to create single- and multi-use Blob objects, how to save a canvas to a Blob and then load it as an image, how to download content through XHR and save it locally, how to use MSBlobBuilder to create a Blob, post a Blob to the web, and how to retrieve a thumbnail and use a Blob to display it in an image tag.

This sample is written in HTML, CSS, and JavaScript.

Related topics

How to select and display an image

Related technologies

Windows 10 apps using JavaScript, Blob , Window.Storage.Pickers.FileOpenPicker

Operating system requirements

Client

Windows 10

Build the sample

1. Start Visual Studio 2015 and select File > Open > Project/Solution.
2. Go to the directory in which you unzipped the sample. Go to the directory named for the sample, and double-click the Visual Studio 2015 Solution (.sln) file.
3. Press F7 or use Build > Build Solution to build the sample.

Run the sample

To debug the app and then run it, press F5 or use Debug > Start Debugging. To run the app without debugging, press Ctrl+F5 or use Debug > Start Without Debugging.