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17 votes
Accepted

convert KAZAM video file to a file, playable in windows media player

Your KAZAM video features YUV444P pixel format which WMP may not support without extra filters. Using ffmpeg, run ffmpeg -i in.mp4 -pix_fmt yuv420p -c:a copy -movflags +faststart out.mp4 You can ...
Gyan's user avatar
  • 33.3k
7 votes
Accepted

Techniques for compressing a slideshow presentation video?

x264 is the best-in-class encoder for generating H.264 video streams and you can use it via ffmpeg, a command-line tool, to encode to a small-sized file. Get a binary from here - opt for the latest ...
Gyan's user avatar
  • 33.3k
3 votes

Matroska format's framerate is not accurate with certain values

MKV does not store a frame rate in its container. So ffmpeg/vlc looks at the default duration of a frame instead. It sees 33.333ms and does the math, which is where your weird number comes from. For ...
Michael Steinberg's user avatar
2 votes

Is there any free video screen capture applications?

Open Broadcaster Software is a (good) Free and open source software for video recording and live streaming. Download and start streaming quickly and easily on Windows, Mac or Linux.
Gyan's user avatar
  • 33.3k
2 votes
Accepted

Screen capture at more than 1000 FPS

I can't rule out specialized hardware devices that might be able to, but 1080p video at 1000fps produces 6GBps of raw data at 8 bit color. That's 48 gbps, which exceeds the highest standards of most ...
AJ Henderson's user avatar
  • 19.4k
2 votes
Accepted

Cut Loom screen recording at 39s, trim video around the edges to hide scrollbar and Loom stop button using FFmpeg

Cropping is carried out using a video filter. Also, a filtered video has to be re-encoded. So the command would be ffmpeg -i input.mp4 -vf crop=1824:1026 -t 39 -c:a copy output.mp4 See the docs for ...
Gyan's user avatar
  • 33.3k
2 votes

Lossless screen-recording software

I had very similar requirements and eventually found on Claquette. It's an OS X app that uses a lossless codec. While it doesn't allow you to define a screen area before recording, it has a crop ...
Jermiajab's user avatar
  • 121
1 vote

How do I get better sound quality when screencasting with ffmpeg without having to increase -r?

For x11grab you should be using -framerate and not -r. Here is what you should use: ffmpeg -f x11grab -framerate 25 -s ${dimensions} -i ${DISPLAY} -f alsa -ac 2 -i default -c:v libx264rgb -crf 0 -...
veppy's user avatar
  • 81
1 vote

When multiple windows are captured simultaniously can OBS capture only cursor in currently active window?

If you want to keep recording all windows at same time(e.g. in same Scene) and they overlap this won't work(to my knowledge). Should be working if they don't, as it is for me in OBS Studio - 30.0.2-1. ...
daru's user avatar
  • 11
1 vote

If I use Adobe Premiere Pro for video editing, does it matter what screen capture software I use?

If you are going to use Premiere for editing, there is no point in looking at the editing advantages, they won't be higher than Premiere's capabilities for sure. Some polls have Filmora lower in ...
Animus's user avatar
  • 135
1 vote

Logo replacement in screen recording

The easiest solution would be to record the presentation without the logo altogether using open broadcast, fraps or some screen recorder. You can then animate the logo in After Effects from within a ...
Florian Claaßen's user avatar
1 vote
Accepted

making mouse click action obvious in a screen-cast video-capture

That is a Blender specific plugin that you can activate in the scripts menu. https://en.blender.org/index.php/Extensions:2.6/Py/Scripts/3D_interaction/Screencast_Key_Status_Tool
LetTheWritersWrite's user avatar
1 vote
Accepted

How to Record Screen in 4K on 1920x1080 monitor? (OBS Studio)

The easiest way I think would be to set up a virtual machine. I use VMWare Workstation 12. However Virtualbox is free. Youd have to install your OS and screen capture software (such as Bandicam which ...
McFlySoHigh's user avatar
  • 2,487
1 vote

What output video format for Kazam requires less cpu power?

VP8 and H.264 should essentially be the same demand due to them being similar. RAW is well, RAW, each specific pixel data, with no methods of reducing file space, this can cause very large file ...
Elikay's user avatar
  • 31
1 vote
Accepted

Screen cast and capture video cam and show both on screen using ffmpeg

This solution works in Linux. To screen cast with inset video of yourself on screen where you have a video camera that is located at /dev/video0, paste the following into a text file and name it ...
Kes's user avatar
  • 141
1 vote

Good alternatives to Omnidazzle?

Presentify is a simple mac app to let you draw on the screen. It has a whiteboard option and also highlights the cursor in different styles. Website: https://presentify.compzets.com App Store: https:/...
Ram Patra's user avatar
  • 111
1 vote

Good alternatives to Omnidazzle?

here are couple of sites you should check out: 1.http://epic-pen.com/ 2.http://ink2go.org/ 3.https://www.pencilkings.com/drawing-tools-and-drawing-software/ hope it helps, good luck!
Lea Klein's user avatar
  • 181
1 vote

Lossless screen-recording software

Please excuse my tardiness to the party, this is something that I've been working with as of late lossless screen recording Originally I was using OBS to record my screen throughout the year 2019 ...
ipatch's user avatar
  • 111

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