2
votes
1answer
453 views

Chromakey -video-editing in Unix?

My friends are recommending me to use OSx for video-editing but trying to use old good OSs such as Debian and Ubuntu. How can I do chromakey -video-editing in some Unix or Linux?
4
votes
1answer
246 views

Audio frequency spectrum of a video at a given time

Is there a simple way to get the audio frequency spectrum at a given time of a video? My motivation is the following: I was wondering if it is possible to "measure" the Doppler shift from YouTube ...
1
vote
3answers
611 views

Alternative to Miro Video Converter for Linux?

Back in the Windows/Mac days, I used the wonderfully easy to use Miro Video Converter to convert videos I have into either the more open and Freerer Theora or WebM formats. Two problems: (1) No Linux ...
14
votes
8answers
4k views

What software can I use to do live screen-casting in linux?

I'm looking for a software to do live screen-cast of our local user group meeting. What software can I use to do that? Ideally I'd like to capture the computer screen and speaker's audio and stream it ...
10
votes
7answers
157 views

Record screen in X

How can I record all activity on the screen for a certain amount of time? I know about tools like xwd that capture a still image; can they be extended to record video? I'd prefer not using any fancy ...