How It Works

1
How It Works

• Soft Captions and Subtitles by
• Panasonic Avionics Corporation

Randy Schwarz Director, Development Test
Engineering
2
Presentation Overview

• Soft Caption and Subtitle Sample
• Ingredients
• Process
• Customer Experiences
• Questions

3
CC Image Example
4
First Ingredient

• TIFF Images of CC or Subtitle
• 720x480 Full Frame Images
• 3 or 4 Colors Background White Font Black
  Font Outline Optional Anti-Alias
• Suggested max character height is 32 pixels

5
Display Schedule Example

• st_format 2
• Title
• English Subtitle File
• Edited by
• Date 070403
• Base_Time 00595700
• SP_NUMBER START END FILE_NAME
• 0001 01003012 01003508 eng0001.tif
• 0002 01003513 01004007 eng0002.tif
• 0003 01004117 01004408 eng0003.tif
• 0004 01004413 01004802 eng0004.tif

6
Second Ingredient

• Display Schedule
• Time On e.g. hhmmssff
• Time Off
• Image File Name
• Base_Time

7
Integration Process
8
Integration Process

• Inputs
• DVD authoring formatted display schedule(s) and
  images
• VOD File
• Outputs
• VOD File with DVB compliant subtitle stream(s)
• Adds 15kbits/sec per language

9
Customer Experience

• Up to 12 textual languages
• Any font or language or character sets
• Sharper and higher contrast text
• Reduced storage requirements when multiple
  languages are desired
• Ability to turn captions and subtitles OFF!

10
Other Points of Interest

• Caption/Subtitle streams are separate from the
  video stream. Allows for captions, video and
  audio streams to all be independent assets for
  maximum
• Image based design. Allows for support of any
  language and font. Also allows for full QC of
  caption placement.

11
Thank You

• Inflight Productions
• Crest
• Intersound
• Emirates Airline
• Walt Disney Studios Motion Pictures