screenshot

问题 The difficulty I am having now is to take a screenshot of the SurfaceView. Could anyone please help? My team is doing an Android project where we use MediaCodec to decode the video feed and render the feed onto a Surface. The activity implements SurfaceHolder.Callback Then we created a SurfaceView and add the Callback: mySurfaveView.getHolder().addCallback(this); Then we start decode the video feed in (we have a method that does the decode) surfaceChanged(SurfaceHolder holder, int format, int

问题 How can I take a screenshot of the desktop in WPF? Preferably with the mouse cursor showing. 回答1: Without trying to steal the answer, use the code give in the CodeProject article referenced by Johannes to create the GDI bitmap. You can then use the following code to convert it into a BitmapSource for use in WPF: public static BitmapSource ToBitmapSource(this System.Drawing.Bitmap source) { var hBitmap = source.GetHbitmap(); try { return System.Windows.Interop.Imaging

问题 I am using WebKit.NET to integrate a browser component in my C# application. The problem is I can only capture the visible part in the browser window with a screenshot. Is there a way to capture the screenshot of the whole page? 回答1: Seems that it is kind of possible by using NativeMethods.SendMessage, although this can screw up the message queue, could you use http://cutycapt.sourceforge.net/ or perhaps http://iecapt.sourceforge.net/ or http://labs.awesomium.com/capturing-web-pages-with-c

问题 I am trying to create an application in C#.net that captures the screenshot of the current active window including the area that has to be scrolled using scroll bars.I found the following code to take screenshot. To be very clear I want the code to take screenshot of the active window including the area that is not displayed and is only revealed by using scroll bars. public class ScreenShot { /// <summary> /// Captures the screenshot of the entire desktop /// </summary> /// <returns>Image

问题 After the recent Firefox upgrade to version 47 we were forced to install the Marionette extension to keep being able to use selenium webdriver, and in my case also upgrade selenium from 2.52 to 2.53. I use the python version of selenium webdriver to acquire high resolution images of maps rendered in HTML and JavaScript. previously this worked fine in firefox and the screenshots could be taken of the whole page, far beyond the dimensions of my own screen. However with the recent changes the

问题 After the recent Firefox upgrade to version 47 we were forced to install the Marionette extension to keep being able to use selenium webdriver, and in my case also upgrade selenium from 2.52 to 2.53. I use the python version of selenium webdriver to acquire high resolution images of maps rendered in HTML and JavaScript. previously this worked fine in firefox and the screenshots could be taken of the whole page, far beyond the dimensions of my own screen. However with the recent changes the

问题 I've searched a lot about taking screenshot of my OpenGL object on Android and come up with this solution. It worked great but in my case I have camera view and opengl view(with transparent background) on top of camera view. So what I want to do is to get opengl screenshot with transparent background instead of black. As I said I have tried link above and it worked but I'm stuck with black background. It's little bit complicated to figure out how to get rid of the black background in this

问题 I have confidential informations in my app, so I would like to hide them with a splash screen when the app is about to be moved to background. I do run the app on iOS6 and further. I tried to display the view in applicationWillResignActive but the problem is it display the splash screen even when user swipe control panel for example. I want it to show only when the app is moved to background. I tried to displayed my splashScreen in applicationDidEnterBackground but it takes the screenShot

问题 I have confidential informations in my app, so I would like to hide them with a splash screen when the app is about to be moved to background. I do run the app on iOS6 and further. I tried to display the view in applicationWillResignActive but the problem is it display the splash screen even when user swipe control panel for example. I want it to show only when the app is moved to background. I tried to displayed my splashScreen in applicationDidEnterBackground but it takes the screenShot

问题 i have a big problem with windows 10, normaly i used PIL (Python) to get a nice and clean screenshot from inside a program. but with windows 10 this does not work anymore, now i become only everything on the Desktop but my FullScreen Window is missing. i also tryed to use: BitBlt(screen_copy, 0, 0, width, height, screen, left, top, SRCCOPY | CAPTUREBLT) but the result is exactly the same :( does anybody has any solution or idea what has changed in Win10? thank you so much. 回答1: Another