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Questions tagged [screen-capture]

Screen capturing is the act of copying the content of the screen to an image or other data structure, either to a file or memory.

Screen capturing is the act of copying the content of the screen to an image or other data structure, either to a file or memory.

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Capture multiple screens desktop image using Qt4

i am writing a screen capture application in Qt4 with c++. I have a problem when tuning on dual screens. I am unable to get an image with the second screen. I tried a c# application and that will grab all the desktops in one image and i could…
simion314
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Capturing video from AppleWatch screen

I was wondering are there any ways to capture the AppleWatch screen. I'm aware that you can capture iPhone screen with QuickTime screen recoding function, but it's absent for the watch. Plus, if anyone knows - are there any easy ways to add a watch…
David Robertson
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How to capture part of a screen

I am using the win32 PrintWindow function to capture a screen to a BitMap object. If I only want to capture a region of the window, how can I crop the image in memory? Here is the code I'm using to capture the entire…
Jeremy
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Trying to mirror Apple Watch screen for demo

it seems like that the only way to mirror an Apple Watch app is to use the simulator and display this on the screen or pointing a camera to it, as suggested here. As the Q/A dates to May 2015 I was wondering if there are any updates/news on this.
mm24
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iOS: capturing CAEmitterLayer particles on screen

Is there a way to capture CAEmitterCells (generated using a CAEmitterLayer) when capturing the ios device screen? UIGetScreenImage() works, but since it's a private method im not allowed to use it. UIGraphicsBeginImageContext doesn't seem to work,…
Zoltán Matók
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Recording the screen of an iPad 2

First of all: This question is not directly programming related. However, the problem only exists for developers, so I'm trying to find an answer here anyways since there are maybe other people on this community who already solved the problem. I…
Etan
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How to screen record the iOS simulator at 60 fps?

It turned out that capturing video from the screen is a hard task on the Mac. I have a small game running in the simulator and want to make a screencast of the gameplay for youtube. Since it's a fast-paced scroller game, video must be recorded at 60…
Proud Member
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Pausing / Resuming Screen recording with Windows Graphics Capture API

I am building a screen recording app in C# using Windows Graphics Capture API. I am using this script. I can select monitor and can record it to mp4 file. I am trying to add Pause/Resume functionality. Here is code of main Window that initiates…
Riz
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No Screenshot with Cutycapt on https URLs

I'm using cutycapt to capture websites and generate thumbnails. (http://cutycapt.sourceforge.net/) It's very good, but on Websites with SSL there is no presentation of the website and the generated thumbnail is just white. It throws no error, it…
Tom
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How to speed up BitBlt to capture screen with aero?

I use following code to capture the screen with GDI functions: // Prologue: int iScreenWidth = GetSystemMetrics(SM_CXSCREEN); int iScreenHeight = GetSystemMetrics(SM_CYSCREEN); HDC hScreenDC = GetDC(0); HDC hCaptureDC =…
TX_
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Creating a Screenshot Plugin

Does anyone have a good tutorial on creating a simple screen capture plugin for Firefox and/or Chrome?
Andres
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Force to use integrated (Intel) graphic card on Microsoft Hybrid system

I use Microsoft Desktop Duplication API and if my code runs on the Integrated (Intel) graphic card then everything works fine. But if I run on the dedicated card, I get an error. I found that Microsoft does not support this usage on a dedicated card…
Gergo
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Java: Capture video of what's on the screen

We are considering writing a software in Java that records whats monitor for certain durations of time while it is running. Do you have any suggestions on how to efficiently capture the monitor output? The less CPU it takes the more often we can…
700 Software
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ScreenCapture via MediaProjection without user intervention in Kiosk apps - Android

I work for a digital signage company which has Android devices running in kiosk mode. Lately, we wanted to add screen capture for debugging. The easiest way to do that was to use getWindow().getDecorView().getRootView().getDrawingCache() to…
giridhar
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Detecting fast user switch events from an application running on an RDP session (RDP window minimize)

I'm working on an application that records the screen and it should support terminal services, The problem is actually when the RDP window is minimized the user session goes into UI less mode and there is no screen to capture for the application…
iamrameshkumar
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