Software requirements

Video editing software

Babelium video exercises need to be prepared beforehand using a video edition software. This software should at least include the following features to make the most of Babelium’s features:

  • Support for common image formats: jpeg, png, gif and (optionally) svg
  • Support for common video codecs: h264, xvid (mpeg4), MPEG 2, vp8, wmv
  • Support for common audio codecs: mp3, aac, ac3, dts, ogg, mp2
  • Support for silencing parts of an audio track
  • Support for using multiple audio tracks
  • Support for capturing the user’s mic input and adding it as another audio track
  • Support for slowing-down/speeding up the audio and video resources
  • Support for cutting videos to keep only part of them
  • Support to save the work to a standard web format with good quality parameters such as MP4 720p with H264 High Profile 4.1
  • (Optional) cropping and scaling of images. Can be achieved through other software packages
  • (Optional) silencing/boosting parts of and audio stream. Can be achieved through other software packages

The following table describes some of the video editing solutions you can use to make Babelium video-exercises:

Program

Compatibility

Cost

Difficulty

Features

Windows Movie Maker

Windows XP, Vista

Free

Medium

Few

Movie Maker (Windows Essentials 2012)

Windows 7, 8

Free

Easy

Plenty

VideoPad

MacOS, Windows XP, Vista, 7, 8

Shareware

Easy

Plenty

OpenShot

Linux based distribution

Free

Easy

Plenty

Subtitle editing software

These tools are useful for making adjustments to existing subtitle files (e.g. SRT files) that might be available for the videos we picked to remix in our video exercise.

Platform Software

Windows

Subtitle Edit:
http://www.nikse.dk/SubtitleEdit

Subtitle Workshop:
http://subworkshop.sourceforge.net/

Linux

Subtitle Editor:
http://home.gna.org/subtitleeditor/

Gnome Subtitles:
http://gnomesubtitles.org/

MacOS

Jubler:
http://www.jubler.org/download.html

Other useful software

  • VLC: all purpose media player. It can also do some simple video and audio format conversions. http://www.videolan.org/vlc/
  • GIMP: image edition software. Adobe Photoshop’s open source alternative. Useful for cropping, resizing and tuning image resources that are going to be part of an exercise. http://www.gimp.org