Difference between revisions of "Activities/Screencast"

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== Running from the command line ==
 
== Running from the command line ==
Open Terminal and change to directory /home/olpc/Activities/Screencast.activity
+
Open Terminal and change to directory /home/olpc/Activities/Screencast.activity and start the recordmydesktop program from the command line.
  
 
   cd Activities/Screencast.activity
 
   cd Activities/Screencast.activity
 
   ./recordmydesktop
 
   ./recordmydesktop
  
press ctrl c to terminate recording, then wait for processing to complete
+
press ctrl c to terminate recording, wait for processing to complete and then copy the vieo to the journal
  
 
   copy-to-journal out.ogv -m video/ogg
 
   copy-to-journal out.ogv -m video/ogg
 +
 +
The video is now saved in the journal and can be played by clicking on it.
  
 
The [http://recordmydesktop.sourceforge.net/manpage.php manual] is helpful reading.
 
The [http://recordmydesktop.sourceforge.net/manpage.php manual] is helpful reading.
  
The meaning of the -m flag is to set the Mime type [http://wiki.laptop.org/go/Sugar.mime#Who_decides_the_default_activity_for_opening_files_of_different_mime_types.3F 1] [http://en.wikipedia.org/wiki/MIME 2] [http://wiki.laptop.org/go/Journal_entry_bundles 3] to video/ogg
+
(The meaning of the -m flag is to set the Mime type [http://wiki.laptop.org/go/Sugar.mime#Who_decides_the_default_activity_for_opening_files_of_different_mime_types.3F 1] [http://en.wikipedia.org/wiki/MIME 2] [http://wiki.laptop.org/go/Journal_entry_bundles 3] to video/ogg )
  
 
==questions==
 
==questions==
 
Any chance that we can get a screencast of this arcane process? I feel like there a lot of steps taken for granted here.
 
Any chance that we can get a screencast of this arcane process? I feel like there a lot of steps taken for granted here.

Revision as of 03:01, 5 August 2009

Background

Screencast is a video screen capture utility. It is based on Recordmydesktop by John Varouhakis. It captures the screen to a video file which is in Ogg-Theora-Vorbis file format.

Where to get it

It can be downloaded from http://dev.laptop.org/~cjb/screencast/Screencast-1.xo

Does the .xo mean that it will only work on OLPC machines? Anyone tested this on a standard Intel CPU? SoaS?

Status

It is thought to be buggy but the following patch has allowed video to be saved to the Journal. Open Terminal and change to directory /home/olpc/Activities/Screencast.activity and replace the file pippy_app.py with this file (renamed to pippy_app.py)

(it would be a good idea to backup the existing file first, eg mv pippy_app.py pippy_app.bak)

Screencast.png

The Screencast application

Journ-shot.png
The Journal listing three saved videos

Running from the command line

Open Terminal and change to directory /home/olpc/Activities/Screencast.activity and start the recordmydesktop program from the command line.

  cd Activities/Screencast.activity
  ./recordmydesktop

press ctrl c to terminate recording, wait for processing to complete and then copy the vieo to the journal

  copy-to-journal out.ogv -m video/ogg

The video is now saved in the journal and can be played by clicking on it.

The manual is helpful reading.

(The meaning of the -m flag is to set the Mime type 1 2 3 to video/ogg )

questions

Any chance that we can get a screencast of this arcane process? I feel like there a lot of steps taken for granted here.