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Questions tagged [screen-grab]

30 questions
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Export Opengl ES video

XCode has the ability to capture Opengl ES frames from the iPad, and that's great! I would like to extend this functionality and capture an entire Opengl ES movie of my application. Is there a way for that? if it's not possible using XCode, how…
tkcast
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MHL with the Nexus One

I'm interested in using MHL (Mobile High-definition Link) with my old and rooted Nexus One. Is that possible? From my point of view I'd assume that MHL might be realized by using a special driver/firmware or does MHL require a special chip as well?…
Nils
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Increasing fps when grabbing from screen

i want to record scenes from my screen, only keeping those that contain a certain pixelcolor. I have already written a screengrabber using python for this: import PIL.ImageGrab def get_pixel_colour(i_x, i_y): return…
tarrasch
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Choosing an area on a Mac OS X Desktop

If you press cmd+shift+4 in Mac OS X you are able to select an area on your screen with the corrosponding coordinates shown. I need to implement such a function in one of my applications and have no idea of how to do it. Could anyone give me some…
molter
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How to read out a certain display screen area using Python/Tkinter?

Suppose that you are getting a live feed from a camera to your computer using a proprietary program, which is displaying e.g. a 1024x1024 pixel video to your screen. Would it be possible to write a small GUI program using Python/Tkinter, featuring a…
srhslvmn
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FastLane could not recognize adb on windows 10

I'm trying to use fastlane for andrid app and I have this problem in this fastlane command for screengrab: bundle exec fastlane screengrab and Im getting this error while using screengrab: [13:42:12]: The adb command could not be found relative to…
ramin
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How can I grab data from this web site?

There is a site here (http://www.tsetmc.com/Loader.aspx?ParTree=151311&i=46741025610365786#), that each field of this table(specified by yellow squares) shows information about one specific day. What I need to do is to read only حجم row of each…
Hasani
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Qt: How to correct grabbing invisible/hidden widgets?

I need to grab a widget in order to save it as an image file. I use the following code: QPixmap img = this->webView->grab(); img.save("image.PNG); This doesn't work though when the application has been minimized or the grabbed widget is a child of…
ioann sys
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Grab certain windows in Windows 10

I try to grab specific windows on Windows 10. I read some articles from MSDN to get familiar with APIs. My goal is to grab some certain windows, even if there are some windows on top of them (equivalent to OS X CGWindowList API). So if there are 2…
Daniel
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ffmper with vlc - too heavy screen grabbing, resulting injumpy file, frame loss

I'm using 'vlc/ffmpeg' package to grab the screen and convert it to H.264 file. The problem arises when the host is heavily loaded. I need to maintain correct time stamps and use the 5 fps (relatively low frame rate). Yet sometimes the resulting…
OGP
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HTML image is not loading?

I have trouble loading a html img . There is no error from the console. When I tried loading another img, it loads, but this "tour.tiff" does not. I suspect it is because I got the image from Mac's Grab application. I selected…
user41805
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ffmpeg record screen and save video file to disk as .mpg

I want to record the screen of my pc (using gdigrab on my windows machine) and store the saved video file on my disk as an mp4 or mpg file .I have found an example piece of code that grabs the screen and shows it in an SDL window here…
musimbate
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Real Time screen grabbing and streaming with libav-tools

For my school project I have to stream screen grabbing from 1 station (i.e. server) to another (i.e. client) in Real Time, both running linux (ubuntu). I'm using libav-tools (avconv as the encoder on the server side and avplay as the player on the…
Slava
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Screen Grab with PHP and/or Javascript?

Just wondering if it's possible to screen grab a page you are viewing with a PHP script or javascript? For example, load up a page in an iframe and then save that view as a JPEG? I'm sure it's possible somehow, but are there any known…
AndreLiem
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How to Grab an Icon Image

I was browsing different websites for some images that I'd like to use for links. One, for example, is a Twitter image. Normally you can hover over an image and press "control + click" to save as. But on this particular website, the images are icons…
Doug Fir
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