Questions tagged [screen-capture]
Screen capture is the act of capturing the video on a computer screen either as a point in time (screenshot) or live streaming.
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Is it possible to do a lossless colorspace HEVC NVENC encoding without hwdownload?
I need to capture bit-perfect lossless videos of the whole screen at a certain framerate (at least 30 fps). I am currently using Windows 10 and an up-to-date version of FFmpeg. Given that the ...
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Why would my HDMI output not show the same picture in "Duplicate" presentation mode? How to fix?
I have an Elgato Cam Link Pro HDMI video capture card. I expected to be able to use the "Duplicate" projector mode and record videos exactly of what I see on my screen.
However, this is not ...
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How do you use OBS studio to perform screen capture (including to save live videos or make how-to tutorials)?
I'd like a general explanation of how to do screen capture, since sometimes I need to save snippets of videos, and I've had problems getting youtube-dl to work for me.
Note: the purpose of this Q&...
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Put all screenshots in one document with single click
I often take number of Greenshot screenshots for a particular workflow and then edit these screenshots into Greenshot Image Editor to add some text or shapes.
Is it possible to dump/store all these ...
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Is it possible to use libdshowcapture with ffmpeg?
libdshowcapture is OBS' directshow screen grabber library
Currently the ffmpeg dshow input also relies on 3rd party software (uscreencapture, sharex and possibly others)
The integrated screen capture ...
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VLC Screenshot capture no longer working (only green and purple junk now)
Suddenly all my screen captures look like green and purple junk. See the image below.
Running Ubuntu Linux 21.04 with KDE. (I don't know if I'm running Wayland or X-Server but it's been working great ...
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Trying to identify this symbol ⎋ used for a key in a tutorial
I was watching a Linux tutorial where the keystrokes where displayed.
I cannot identify the key matching this:
What key is it?
Edit: It is from this tutorial.
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FFMPEG x11grab/pulse AV capture: Non-monotonous DTS
I've fiddled with lots of options trying to fix this, but I thought it would be better to start from what I want at the beginning and ask for help. I want to capture some emulated game footage, ...
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record multiple browser content (audio and screen) for the same PC
I record my university lessons.
I use WebEx on Firefox and record full gdi desktop with ffmpeg. Also for audio I record "stereo mix" audio source.
The problem arises when I want to record ...
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Scrolling screen capture by pressing a button [closed]
I need to capture a page including lines of codes or texts and able to be scrolled. There are some applications like Snagit or ShareX but they don't work as wished. For example, snagit cannot ...
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Is there any native method to fix screen recordings when you have a vertifcal primary monitor?
Due to certain circumstances, my monitors are in a vertical + horizontal setup, with my primary being vertical. When I take any screen recordings, this always seems to happen, specifically the ...
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Windows 10: Poor Performance for Playing Game & Screen Capture
I hope this is the best StackExchange site to ask questions about optimizing system performance. If not, I apologize, & please direct me to the appropriate site.
My current system is one of the ...
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<Mac> Ways to annotate screen capture without saving to local
I would like to ask if there is any way to perform screen capture on mac, perform annotation on it, and then save to clipboard only, without saving to the mac.
I am using "cmd + shift + 5" ...
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Windows 10 GameDVR keeps recording while not in-game
I'm using the Xbox Game Bar on my Windows 10 (2004) to record clips of my gameplay. Everything works fine, I have Capture settings to keep record of the last 1 minute, highest audio quality, 60 fps, ...
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ffmpeg video recording corrupted/extremely compressed
I am trying to record my Windows 10 desktop with ffmpeg, but I'm getting an issue where the output looks extremely compressed to the point of being corrupted. It's as if only p-frames are getting ...
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Improve quality of video recording in Windows 10
When I capture the video with Win key + G, the quality of the video is awful. To give you a rough idea about the awfulness of quality, here is a screenshot of the original image vs capture one:
I ...
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mac screenshot crontab only got desktop
I have a little crontab code that takes a screenshot of my mac every 15 mins, as a diary thing to help me with all the administrative works. It has been working fine for a few years now but recently ...
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Win + Shift + S to take screen clippings -- OneNote cannot save the screen clipping in the target section
Recently when I use the shortcut windowskey + s + shift to take a screen clipping they are occasionally not getting saved into the OneNote notebook I have them all set to go to.
Of the last 10 screen ...
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looking for continuous Screen Capture for retroactivly reproducing errors, timeback machine
Usually Screen Video Capturing software are tailored for kind of video producers, who have a plan, have prepared keynotes, etc.
However, I want a "time machine" program for a specific use case:
Hey,...
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How a running application can be set as active window via powershell?
To take screenshot of the desktop by this snippet, I want to be sure my application is in the captured image.
When that code runs per minute, How can I be sure my application would be in front of ...
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Record screen on a headless machine
The last time I visited op.gg I stumbled across a new feature which allows to record an active match and download it afterwards.
I am wondering how it is possible to record something without having a ...
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Is there a way to capture the window of the input method window?
The window of an input method application is hard to capture. It will disappear if you try to press shortcut key to capture the current screen. Even if you press Print Screen key, it will disappear ...
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Extend Window Beyond Bottom of Screen on MacOS
I would like to extend one of my application windows below the bottom of the screen. I can easily extend it beyond the left/right sides (simply drag it to one side, then resize, and repeat), however I ...
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ShareX: make a GIF of the second monitor?
I would like to do a GIF animation displaying fully only my second monitor.
Is it possible with the ShareX - the Screen Capture Tool?
I tried to use the region capture using Ctrl+Shift+PrintScreen ...
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Why is my Mac opening Messages every time I take a screenshot?
When I take a screenshot on my Mac (OS X Sierra), either with Command-Shift-3 or Command-Shift-4, my Messages app opens with the screenshot and nothing is saved to my Desktop. In Terminal I confirmed ...
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Graphic artifact while live-streaming desktop with ffmpeg (via UDP)
I'm trying to live-stream my full screen application and to view it from another machine in the same network.
I'm using this command to start the streaming, it works well and I can see the livestream ...
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How to screen capure part of a window on keypresses?
How can I capture part of screen, on a Windows 10 PC, when any key is pressed (could be a specific key) or on mouse-motion, such that each such captured image is stored automatically as a JPEG/PNG ...
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Snipping Tool's save file location on Windows 7? [closed]
Clicking on "Save" and "Save As" option seems to be doing nothing.
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Slow down a computer "second" to get more CPU cycles to screen capture real time animations
I'm on Linux and I want to do video screen captures in 4k of realtime (in the common sense, not kernel realtime) generated animations such as demos from the demoscene or stuff from shadertoy.com.
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Does "Magewell Pro Capture HDMI 4K" support 144Hz input?
I'm looking for a capture card that supports a native 1440p, 144Hz input. I think I've found one in the Magewell Pro Capture HDMI 4K. But, I have a question regarding it.
I want to configure a 2 PC ...
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LICEcap - It is possible to blur or hide only specific part of the screen when creating the GIF
I want to create a GIF file using LICEcap. I have an email address which is opens from the popup in the screen and I don't want to show that in the GIF.
Is it possible that, can I blur or hide the ...
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Nvidia Grid SDK / Capture SDK
I am trying to set-up grid for capturing OpenGl rendered screen, encoding it and streaming it on remote system.
I searched for available options and realized that Nvidia capture SDK (formerly GRID ...
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Record video of application window
I need to record the window of a long-running program and need to be able to use my computer for other things at the same time. There are lots of ways to get a screen capture video for Windows all but ...
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How to add mouse pointer or cursor to existing screenshot? [closed]
Many years ago, I had a program that could take a screenshot, and from within the program, I could add mouse pointers (as many as I wanted) to me screenshot after it was taken. I have been Googling ...
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Capture CLI Output as Animated GIF
Some questions and answers on codegolf have helpful animated GIFs which display the output of a command line program.
Some GIFs look great, like this one from the Make me a fake loader question:
...
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Is there an equivalent of Snipping Tool for capturing video from a denoted area? [closed]
There's a very handy application that comes with Windows 10 called Snipping Tool which allows me to capture a specific area of my screen.
The problem is that I can only capture a single image at a ...
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OBS Capping FPS
So I have a 144hz monitor and a new GTX 1070 (so I'm getting nice, buttery smooth FPS in League of Legends, for example), but when I start streaming (or just opening OBS in the form of the new "OBS ...
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Is it possible to record audio from different xvfb displays using ffmpeg screen capture
Using ffmpeg https://trac.ffmpeg.org/wiki/Capture/Desktop
pulseaudio screencapture
But if two such processes are running both the audios are getting mixed
Is it possible we can record only the ...
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Capture a section of screen including active menu and cursor in Centos
I am using centos release 6.7 (Final). I would like to capture a section of screen including active menu and cursor for making turorial as in the picture below.
Could anyone tell me how to do that?
...
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ffmpeg generating a blank video as output of a screen capture
I'm trying to record as video a screen but it's a blank video as output. I'm using this command:
ffmpeg -f gdigrab -framerate 25 -i title=calc fo.flv
How do I fix this?
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Frame rate during screen-casting
I am trying to record screen using ffmpeg with the following command:
ffmpeg -f x11grab -s 1366x768 -framerate 30 -i :0.0 -c:v libx264 -b:v 1000k out.mp4
which I learned from here.
But I am not ...
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Capture Image or video on chrome getting black screen
I am trying to capture an image and video in the Google Chrome web browser. I am getting a black screen. I tried 2-3 screen capture tools but I only get the same black screen, any ideas of what the ...
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OS X: Trying to run an application in terminal and create an image of it
I am trying to run a program such as tload or slurm which graphs a system metric over time, and make its input into an image that has ANSI color support.
The best I can think of is using ...
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Screencast / screen record in 4k resolution?
I saw a few screencast on YouTube in 4k resolution.
I did a quick web search and found that there are a lot of screencasting software that record in 4k. Camtasia being one of them.
I was wondering ...
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How do I video screen capture with windows 10? [duplicate]
How do I single screen capture with windows 10 for making programming tutorials?
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Windows 10 Game Bar Stops Recording
I have a new Lenovo Y70 PC and I was trying to use it to record some gameplay of Deus Ex: Human Revolution Director's Cut. I set the limit to an hour and the entire time, I saw the timer in red in the ...
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Record a time-lapse screen-capture directly in ffmpeg
Can I use ffmpeg to record my Xorg desktop (without audio) at one frame a second into a video file that will play back the frames at 30 frames per second without requiring a conversion process?
The ...
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How to prove the authenticity of a screenshot?
I have take some screenshots of chat from Whatsapp web using Windows 8 Snipping Tool. I saved those images in PNG format.
Now I want to prove that those images are the original, not tampered or ...
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How to create a screen capture a specific OS X window from the command line?
Is there a way to capture a screenshots of a specific window (even if that window is covered by other windows) from the command line, non-interactively? It seems that the built-in screencapture ...
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Is it possible to capture the entire Screen including the Taskbar and/or the explorer with the Windows 10 Game Bar?
The Windows 10 Game Bar allows recording most applications, but it doesn't seem to work for the explorer or the entire screen. Is there a way to make it work?
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