Features
Yasla is a stand-alone software package specially designed and developed for sign language training.
Yasla Lab is the basis for setting up a classical language lab with a flexible software solution, including network support, privileged observation and feedback modes for teachers, and specialized administration tools.
Yasla Pro is the single-user version for teachers and students when working outside the language lab.
In addition to the full-featured macOS applications Yasla Pro and Yasla Lab, Yasla Web is a simplified, platform-independent web application for web browsers.
Yasla has been continuously developed and professionally supported since 2007.
Built for sign language labs
- Synchronous playback of source and translations
- Consecutive and simultaneous recording modes
- Many media types: Audio, video, text, scrolling text (Teleprompter-like), closed captioning, pictures
Track- and segment-based workflow
- Separate tracks for source material, interpretation, and comments
- Create, edit and delete tracks independent from other tracks
- Editable track segments, with many tools
Comments
- Separate tracks for comments
- Specialized recording mode: Other material is paused while comments are given
Flexible display
- Adjustable display of source material, translations, and comments
- Different layouts: grid, picture-in-picture, picture-next-to-picture, with adjustable sizing
- Hide/show individual tracks
- Visual placeholders for audio tracks, customizable
- Timeline view, shows assignment of material
Powerful Tools
- Extensive navigation tools
- Adjustable playback speed: Slow down playback to help beginners while keeping sources and recorded translations in sync
- Non-destructive editing
- Unlimited undo
- Optional camera and microphone preview
- Adjustable recording countdown
- Customizable user interface
Import and Export
- Import of many video, audio, and other media formats
- Export to MP4 or QuickTime formats
- Audio export
- “What You See Is What You Get” export: Preservation of track layout, arrangement, etc.
- Export of text tracks to text files
- Import and export of text tracks from/to SubRipTitle (.srt) subtitle files
Metadata
- Extensive metadata: Authors, title, course, time, date, etc.
- Spotlight importer enables systemwide search
- Optional document history
Durable and economical
- based on Apple Mac computers, no specialized high-priced video hardware required
- high-quality hardware with long life expectancy
- replenish-able without system change
GDPR-friendly
- Not a cloud service
- No external data processing or storage
Instructor workstation*
- Graphical overview of workstations and student activities
- Live access to video + audio feed of student workstations
- Feedback via backchannel
- Local server for handouts and submissions
- Transfer of open documents from student workstations
- Disabling of student-to-student connections
Interconnection of student workstations*
- Live translation of video and/or audio from another workstation
- Students can watch other students
- Simultaneous recording of local camera/microphone and remote signal
Administration Tools*
- Zero configuration networking: other workstations are detected automatically
- Tamper-resistant installation for all users of a computer
- Optional lockdown of critical preferences like video and audio settings
- Integrates with common administration tools and workflows
- URL schemes allow integration with LMS, media servers, etc.
*) Yasla Lab only
Status 2022-11, subject to change