Questions tagged [screencasting]

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1answer
15 views

Random lines during screen recording playback

Every time I record or screencast my desktop, once I play it back I get random lines appearing now and then, no matter what media player I use. They're either black or they show fragments of my ...
1
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0answers
15 views

Suitable parameters for hours of screen capture

I need suitable parameters for very, very long screen captures using ffmpeg. Quality: Only occasionally needed. If text is readable, that's enough usually. I can use -qscale:v *[0-32]*, of which ...
2
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0answers
139 views

How can I paste a gif from the clipboard with xclip?

I'm trying to copy a gif into my clipboard such that I would be able to paste it into web applications (slack, github, etc.). I have tried the following without any luck: xclip -selection clipboard -...
1
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0answers
114 views

Kazam + Pavucontrol problems

I installed Kazam in order to record my screen. The video capture was fine, but the audio quality was bad. So I bought a better microphone. The new microphone, while much better for using with other ...
1
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0answers
71 views

X screen capture strobing three or four frames instead of working as expected

I've been trying to do some screen recording of my DE and I've encountered a very strange problem. Basically, any screen recording utility I use will capture a few frames and simply strobe between ...
2
votes
6answers
5k views

“Screen sharing” on the command line?

If I am logged in to a remote server, and someone else is logged in to the same server, isn't there some way via the command line to let them "look over my shoulder"? Of course I could copy and paste ...
1
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0answers
32 views

Mute audio but make it capturable for screenrecorder in linux

I can capture videos with audio for example with simplescreencapture. Usually this just captures what I see on the screen and what I hear from the speakers. If I mute the speakers, no audio is ...
1
vote
0answers
378 views

Capture screen and output to video device

I'm using linphone, I I'd like to share my screen instead of my webcam. Currently, it looks like linphone only supports reading video input from /dev/video using V4L, though I'll be happy to be ...
3
votes
2answers
868 views

Screen recording at 60 fps

I'm interested in trying to record my screen so I can do walkthroughs of games and such. Usually these are action games, so high resolution and fps are both important. I'm using kazam to try and ...
12
votes
3answers
5k views

Highlight mouse for screencasts without disturbing workflow

For making documentation/tutorial videos, I need to highlight the mouse, for example with a yellow translucent corona around it: The marker should be active when clicking and moving, but if it's on ...
1
vote
0answers
91 views

“Replay” feature (repeat / rewind)

This occurred to me playing some games where there is no live rewind feature. Basically what I'm looking for is an application which records the screen, and - when pressing a shortcut - rewinds what ...
-1
votes
1answer
462 views

How can I take screenshot in BlackArch Linux? [duplicate]

Which program can I use to take a screen cap or take video of my screen? Maybe it's a simple (silly) question, but I can't find a good solution.
1
vote
1answer
768 views

x11grab flickers in OpenGL draw areas

I'm using ffmpeg's x11grab to do some screencasting. It works pretty well except on 3D stuff. In particular it seems like 3D draw areas flicker in and out. You can see an example of it here. The ...
2
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0answers
479 views

Screencast on a virtual monitor

Is it possible to create a virtual monitor (virtual area) and cast it to LAN? I would like to have some type of external monitor, like Miracast, but not a mirror. I think it is possible to create a ...
2
votes
1answer
5k views

Chromecast / Cubetek Ezcast with Linux computer?

I was pondering getting a Google Chromecast or Cubetek Ezcast the other day, mostly for its novelty and maybe using it as a media player or device to conduct presentations. The way they set up, with ...
3
votes
1answer
509 views

How to tape a video running on the screen? (screen capture)

I am trying to capture video and audio from the screen, loudspeakers and microphone. I would like to do that with a command-line command. So far, ffmpeg -f x11grab -r 25 -s 800x600 -i :0.0 /tmp/...
5
votes
2answers
2k views

Gnome 3.10 ScreenCast + Audio on Arch

I'm trying to record my desktop (including audio) in Gnome 3.10 on Arch Linux with the built-in screen recorder (Ctrl+Alt+Shift+R). According to this post (and other similar solutions that can be ...
1
vote
2answers
3k views

How do I capture audio from interactive webpages using VLC?

I'm trying to capture an audio video feed (screen-cast) from my web browser and all screen-casting options I tried have the same issue: No sound is captured Platform I'm using a near default ...
54
votes
5answers
25k views

GIF screencasting; the UNIX way

To take a static screenshot of a selected part of my screen, I often use scrot with -s shot.png. This is great for adding illustrations to StackExchange posts. I even found this script to ...
7
votes
4answers
9k views

HTML client for X11 ssh forwarding?

Not totally sure if this is the right place but here goes. I understand that you are able to use X11 to ssh to GUI's and view them, without the server having a full on GUI system running/installed ...
3
votes
2answers
2k views

Trying to record a screencast using ffmpeg but my mouse pointer is invisible

I'm trying to record a screencast using ffmpeg but my mouse pointer is invisible. What am I doing wrong? This is the command: ffmpeg -f alsa -ac 2 -i pulse -f x11grab -r 30 -s 1024x768 -i :0.0 -...
2
votes
2answers
1k views

Desktop audio falls behind when recording microphone + desktop audio + screen using ffmpeg

I have put together this script for recording the microphone, the desktop audio and the screen using ffmpeg: DATE=`which date` RESO=2560x1440 FPS=30 PRESET=ultrafast DIRECTORY=$HOME/Video/ FILENAME=...
4
votes
2answers
639 views

X11 protocol recorder

I'm wondering if there is a tool (or a tool-set) to record every single X11 message received from the server, to post-render them in a movie. I think this could be very useful to create screen-cast: ...
27
votes
5answers
20k views

How to get near-perfect screen recording quality?

Someone suggested I direct a copy of the unmodified X display to a file and afterwards convert that file to a general purpose video file. What commands would I use to do this on a Kubuntu system? (...
0
votes
1answer
236 views

Usable screencast tool for Linux?

..under windows.. I think Camtasia studio is the best screen recorder. But I just cant find any good tool for Linux (to be exact: Scientific Linux). What are the best tools for recording the screen?
40
votes
4answers
14k views

Convert OGV video to GIF animation?

I created OGV videos with the gtk-recordmydesktop screencasting program, trying to tackle this problem here with bruteforce over X. I can view the videos with VLC. Now, the task is to find some ways ...
20
votes
5answers
6k views

Typescript -terminal recording into video?

We need to make some videos about working with LaTex -documents here. We have the typescript and timing -files and now we need to convert them into videos to display them in answers. Basically, the ...