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Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA IFE Captioning WAEA Working Group Bryan Rusenko, Crest Digital.

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Presentation on theme: "Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA IFE Captioning WAEA Working Group Bryan Rusenko, Crest Digital."— Presentation transcript:

1 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA IFE Captioning WAEA Working Group Bryan Rusenko, Crest Digital

2 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 2 Captioning and Subtitling Current Work by Panasonic Avionics Corp. –Presentation of Workflow Description of Common Formats – Text Only List – SAMI – QuickTime – ST2 – DFXP Working With Subtitle Formats

3 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 3 Objective of A Format Convey Subtitle / Caption Information –What is the subtitle? Font and style Message –Where should it be placed? –When to display? (time on) –When to clear display? (time off)

4 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 4 Simple Text Only List Line 1:1 Line 2:01;00;10;23 Line 3:01;00;13;05 Line 4:Translation of text first line. Line 5:Translation second line, if needed. Line 6: only (blank line) Line 7:2 Line 8:01;00;20;06 etc…

5 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 5 SAMI Example (headers) <!-- P { font-size: 12pt; font-family: Arial; font-weight: normal; color: #FFFFFF; background: #000000; text-align: center; padding-left: 5px; padding-right: 5px; padding-bottom: 2px; }.Captions { Name: Captions; lang: EN-US; } #Source { font-size: 12pt; font-family: Arial; font-weight: normal; color: #FFFFFF; background: #000000; text-align: left; margin-bottom:-14pt; } -->

6 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 6 SAMI Example (titles) If there were nothing in our universe the fabric of space-time would be flat. But add a mass, and dimples form within it.

7 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 7 QuickTime timed text {QTtext}{timescale:100}{font:Arial}{size:12}{backColor:0,0,0} {textColor:65535,65535,65535}{width:180}{justify:left} [00:00:00.20] {justify:center}If there were nothing in our universe [00:00:02.20] the fabric of space-time would be flat. [00:00:05.65] But add a mass, and dimples form within it. [00:00:16.61] Smaller objects that approach that large mass [00:00:19.84] will follow the curve in space-time around it. [00:00:32.64] Our nearest star, the sun, has formed such a dimple

8 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 8 Scenarist Subtitle Format Known as ST2 Format Set of Files –Control or timing file,.sst.son –Image Files TIF, BMP Constrained image size Constrained color palette, 2 bit (four colors) –Optionally Packaged as.zip

9 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 9 ST2 Format (headers) st_format 2 ################################################ # Title : GamePlanAra # # English Subtitle File # # Edited by : Crest Digital # Date : 11/21/07 # ################################################ # BG = Background colour # PA = Text foreground colour (letter body) # E1 = Antialiasing colour # E2 = Text border colour ################################################ Subtitle GamePlanAra Pixel_Area (2 479) Display_Area (0 2 719 479) Color (1 2 3 4) Contrast (15 15 15 0) BG (0 0 255 = = = ) PA (255 255 255 = = = ) E1 (0 0 0 = = = ) E2 (0 0 0 = = = ) Base_Time 00:59:58:00

10 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 10 ST2 Format (titles) Base_Time 00:59:58:00 directory file://localhost/ ################################################ SP_NUMBER START END FILE_NAME 1 01:00:59;10 01:01:03;12 GamePlanAra.0001.tif 2 01:01:14;00 01:01:16;00 GamePlanAra.0002.tif 3 01:01:16;29 01:01:18;29 GamePlanAra.0003.tif 4 01:01:28;29 01:01:31;14 GamePlanAra.0004.tif 5 01:01:50;20 01:01:53;09 GamePlanAra.0005.tif 6 01:02:17;00 01:02:19;07 GamePlanAra.0006.tif 7 01:02:20;07 01:02:21;05 GamePlanAra.0007.tif 8 01:02:26;07 01:02:27;17 GamePlanAra.0008.tif 9 01:02:34;27 01:02:35;27 GamePlanAra.0009.tif 10 01:03:26;14 01:03:31;04 GamePlanAra.0010.tif 11 01:03:41;06 01:03:42;18 GamePlanAra.0011.tif 12 01:03:48;28 01:03:51;04 GamePlanAra.0012.tif 13 01:03:51;09 01:03:53;19 GamePlanAra.0013.tif 14 01:03:53;24 01:03:57;00 GamePlanAra.0014.tif 15 01:03:57;06 01:03:59;06 GamePlanAra.0015.tif 16 01:03:59;11 01:04:00;15 GamePlanAra.0016.tif 17 01:04:00;20 01:04:01;18 GamePlanAra.0017.tif 18 01:04:01;23 01:04:02;29 GamePlanAra.0018.tif…continues… 1544 02:48:00;26 02:48:03;07 GamePlanAra.1544.tif 1545 02:48:25;25 02:48:27;21 GamePlanAra.1545.tif

11 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 11 Subtitle Image File

12 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 12 Subtitle Image File

13 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 13

14 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 14

15 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 15

16 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 16

17 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 17

18 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 18

19 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 19

20 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 20 Criteria For Subtitle Data Timing –Start of program (first frame) –Frame rate Placement –Presentation version –Safe Area of display Readability –Display dependant

21 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 21 Timing Concerns Version Match –What Version Is The Video Essence? –From What Version Was Subtitling Created? Airline version (edited or theatrical) Home Video (DVD) release version Compatibility Issues Presentation differences - logos, formatting disclaimer TV Standard (frame rate) - 25 fps, 29.97 fps Time code type of master tape - DF, NDF Coherency Of Timecodes Ascending values, non overlapping

22 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 22 Placement Intended Version –16x9, 4x3 –Are titles in active picture area? Must Not Obscure Program Content –Any graphic item in video –Main titles, narrative titles What Is The Safe Area of Display Device? –Overscan? –Broadcast Safe Action (10% from edge) –Broadcast Safe Title (20% from edge)

23 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 23 Readability Size appropriate For Display Appropriate For Characters In Subtitle –Render size (textual) –Scaling of subtitle image (graphic) Percentage of Picture Height

24 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 24 DFXP Example <tt xmlns="http://www.w3.org/2006/04/ttaf1" xmlns:tts="http://www.w3.org/2006/04/ttaf1#styling" xml:lang="en"> If there were nothing in our universe the fabric of space-time would be flat. But add a mass, and dimples form within it. Smaller objects that approach that large mass will follow the curve in space-time around it. Our nearest star, the sun, has formed such a dimple and our tiny planet Earth goes along for the ride in the curve of its dimple staying in orbit around the sun.

25 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 25 DFXP Model Authoring System: Subtitle Creators Transcoding System: Integration Process Distribution Format: Vendor Specific Legacy: ST2, SAMI, others DFXP: The Glue

26 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 26 Next Steps Scope Requirements Reference Model Legacy (Panasonic, others)

27 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 27 Scope What Are We Trying To Standardize?

28 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 28 Requirements Current Systems –Deployed –Under Development Legacy Systems –Videotape –Personal Players –VOD Servers Discussion

29 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 29 Reference Model No Common Standard in Subtitle Creation Systems –A patchwork of formats –Developing Interchange Standards What are they? Can we use them? What Systems Are In Use? Discussion

30 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 30 Reference Model Multiple Input Formats Multiple Output Formats Common Core Format Distribution and Interchange

31 Technology Committee Meeting | 22-23 Jan 2008 | Disney Studios - Burbank, CA 31

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