Open Issues

Apply the following changes to selected issues:

There are 71 open issues listed in the system.

ID State Title Raised on Product Open Actions
ISSUE-25 (edit)
role parameters
OPEN role parameters support 2008-12-05 TTML2 0
ISSUE-179 (edit)
px measure
OPEN Interpreting the pixel measure 2012-08-24 TTML2 0
ISSUE-201 (edit)
aspectRatio
OPEN How to specify aspect ratio to understand positioning that may apply for display or video. 2013-02-21 TTML2 0
ISSUE-210 (edit)
rgba() alpha value space
OPEN The values for alpha in rgba() don't correspond to CSS3 Color definitions 2013-05-15 TTML2 0
ISSUE-231 (edit)
Individual character rotation
OPEN Individual character rotation 2013-05-30 TTML2 0
ISSUE-237 (edit)
Inline space
OPEN Inline space 2013-05-30 TTML2 0
ISSUE-243 (edit)
smpte:information
OPEN smpte:information (source material information) 2013-05-30 TTML2 0
ISSUE-265 (edit)
Bad tests
OPEN Some bad tests 2013-07-26 TTML 1.0 Test Suite 0
ISSUE-270 (edit)
nigel
OPEN Appendix N assumption that root temporal extent corresponds with the beginning of a related media object 2013-08-12 TTML2 0
ISSUE-283 (edit)
Deterministic Presentation
OPEN Deterministic text wrapping and presentation 2013-10-10 TTML2 0
ISSUE-284 (edit) OPEN value of lineHeight 2013-10-11 TTML2 0
ISSUE-288 (edit)
Document Segmentation
OPEN Rules for splitting and accumulating documents 2013-10-23 TTML2 0
ISSUE-293 (edit)
ebu:dates
OPEN Specify date as well as hours, minutes and seconds in time expressions 2013-10-31 TTML2 0
ISSUE-294 (edit)
Shrink text to fit on a line
OPEN Style attribute to prevent overflow by shrinking text to fit on a line 2013-11-05 TTML.next 0
ISSUE-301 (edit)
Apply TTML 2 profile to IMSC
OPEN IMSC should reflect revised TTML 2 profile mechanism 2014-02-26 TTML IMSC 2.0 0
ISSUE-302 (edit)
line spacing vs line area height
OPEN Should background of a span be height of text in line or computed lineHeight? 2014-03-20 TTML2 0
ISSUE-306 (edit)
Fractional time expressions in N.2 media timeBase
OPEN Appendix N.2 omits fractional time expressions 2014-05-02 TTML 1.0 0
ISSUE-315 (edit)
Maximum number of regions should be a processor constraint
OPEN Maximum number of regions should be a processor constraint 2014-05-21 TTML IMSC 2.0 0
ISSUE-319 (edit)
HRM should be a processor compliance test
OPEN HRM should be a processor compliance test and allow different levels of complexity for different use cases 2014-05-23 TTML IMSC 2.0 0
ISSUE-324 (edit)
Prefer end to dur on generated out-of-line regions
OPEN Prefer end to dur on generated out-of-line regions 2014-07-09 TTML2 0
ISSUE-328 (edit)
John Birch
OPEN ittm:altText should be in TT namespace in TTML 2.0 2014-07-23 TTML2 0
ISSUE-333 (edit) OPEN use of application default frameRateMultipler, subFrameRate 2014-08-08 TTML 1.0 0
ISSUE-335 (edit)
Negative times for offsets
OPEN In order to handle offsets between start time in TTML docs and start time in video, allow negative times to be used in fragment begin times. 2014-08-14 TTML2 0
ISSUE-338 (edit) OPEN inconsistent implicit duration of singleton span in sequential container 2014-08-26 TTML 1.0 0
ISSUE-341 (edit) OPEN ambiguous definition for determination of descendant region identifier 2014-08-27 TTML 1.0 0
ISSUE-351 (edit)
Update IANA registration for TTML2
OPEN Update IANA registration for TTML2 2014-10-17 TTML2 0
ISSUE-352 (edit)
Add Media Registration Annex
OPEN Add Media Registration Annex 2014-10-17 TTML2 0
ISSUE-353 (edit)
Normatively define short code processorProfiles parameter
OPEN Normatively define short code processorProfiles parameter 2014-10-17 TTML2 0
ISSUE-355 (edit)
marquee
OPEN Add support for marquee style semantics 2014-11-17 TTML2 0
ISSUE-358 (edit)
Sequence support
OPEN Add identifier support for related ordered sequences of documents 2014-12-10 TTML2 0
ISSUE-360 (edit) OPEN Use of content encoding 2015-01-01 TTML2 0
ISSUE-361 (edit) OPEN Add ttm:mediaTimestamp (or equivalent) attribute. 2015-01-01 TTML2 0
ISSUE-362 (edit) OPEN Handling forward interoperability of attribute extensions in TT namespaces. 2015-01-01 TTML 1.0 0
ISSUE-363 (edit)
font shear
OPEN Add support for font shear 2015-01-06 TTML2 0
ISSUE-365 (edit)
html5 mapping
OPEN Define HTML5 Mapping 2015-01-14 TTML2 0
ISSUE-366 (edit)
condition vs xml:id
OPEN xml:id uniqueness needs to be broken for some uses of condition 2015-01-16 TTML2 0
ISSUE-368 (edit)
ISD construction prunes <br/> erroneously
OPEN The [Construct Intermediate Document] process erroneously prunes empty <br> elements 2015-01-29 TTML 1.0 0
ISSUE-370 (edit)
Implement Action-372 edits
OPEN Implement Requirements conformance changes described in Action-372 2015-02-12 TTML2 0
ISSUE-373 (edit) OPEN tts:lineHeight should apply to span 2015-02-22 TTML2 0
ISSUE-374 (edit) OPEN Generalize tts:fontVariantPosition 2015-02-23 TTML2 0
ISSUE-376 (edit)
missing-XML-declaration
OPEN Missing XML declaration 2015-03-19 TTML 1.0 0
ISSUE-379 (edit)
ruby text font size inheritance
OPEN ruby text should used special inheritance algorithm 2015-03-21 TTML2 0
ISSUE-380 (edit)
Content area width is unclear
OPEN The width of content elements' areas is unclear, especially looking at the examples 2015-03-26 TTML2 0
ISSUE-381 (edit)
clarify timing concepts
OPEN Clarify timing concepts in relation to SMIL 2015-04-09 TTML2 0
ISSUE-383 (edit)
clarify local clockmode
OPEN Clarify the application specific usages of clockMode="local" 2015-04-09 TTML2 0
ISSUE-384 (edit)
displayAlign on content
OPEN tts:displayAlign may need to apply to content elements 2015-04-10 TTML2 0
ISSUE-385 (edit)
textAlign on div, body
OPEN tts:textAlign may need to apply to div, body 2015-04-10 TTML2 0
ISSUE-386 (edit)
No use case for "any" contentProfiles
OPEN There's no apparent use case for the "any" term in ttp:contentProfiles 2015-04-10 TTML2 0
ISSUE-387 (edit)
ipd or bpd on content images
OPEN Consider applying ipd or bpd to content images 2015-04-10 TTML2 0
ISSUE-389 (edit)
Embedded graphics requirement
OPEN Embedded graphics don't fully meet requirement 2015-06-05 TTML2 0
ISSUE-391 (edit)
yid
OPEN Yiddish in captions/subtitles 2015-06-11 TTML IMSC 2.0 0
ISSUE-399 (edit) OPEN add errata for initial value fallback language 2015-07-16 TTML 1.0 0
ISSUE-401 (edit)
Agent and actor circular references
OPEN Agent and actor circular references 2015-08-04 TTML 1.0 0
ISSUE-403 (edit)
Inconsistent feature designator ordering
OPEN The ordering of features in Appendix D differs from that in Appendix F 2015-08-18 TTML 1.0 (Editorial) 0
ISSUE-414 (edit) OPEN tts:direction should apply independently to paragraph (p) 2015-09-09 TTML2 0
ISSUE-416 (edit)
Profile
OPEN This should be (also) published as profile of TTML1 2015-09-18 TTML WebVTT mapping note 0
ISSUE-431 (edit) OPEN Example of documents that fail the HRM 2015-09-21 TTML IMSC 1.0 0
ISSUE-435 (edit)
Generic font-family names in TVTT
OPEN Forbidden font family names 2015-09-23 TTML WebVTT mapping note 0
ISSUE-436 (edit) OPEN Move Overview to Annex 2015-09-23 TTML WebVTT mapping note 0
ISSUE-437 (edit)
#time-clock in tvtt
OPEN #time-clock is forbidden 2015-09-23 TTML WebVTT mapping note 0
ISSUE-438 (edit)
#length-cell in TVTT
OPEN Forbidden #length-cell 2015-09-23 TTML WebVTT mapping note 0
ISSUE-439 (edit) OPEN #length-pixel forbidden 2015-09-23 TTML WebVTT mapping note 0
ISSUE-440 (edit) OPEN Add support for ittp:aspecRatio 2015-09-23 TTML WebVTT mapping note 0
ISSUE-441 (edit) OPEN Support for itts:forcedDisplay 2015-09-23 TTML WebVTT mapping note 0
ISSUE-442 (edit) OPEN Adding background-image support 2015-09-23 TTML WebVTT mapping note 0
ISSUE-443 (edit) OPEN #backgroundColor-region forbidden 2015-09-23 TTML WebVTT mapping note 0
ISSUE-444 (edit) OPEN Forbidden timeExpressions 2015-09-23 TTML WebVTT mapping note 0
ISSUE-445 (edit) OPEN Line breaking algorithm 2015-09-23 TTML WebVTT mapping note 0
ISSUE-446 (edit) OPEN Should be a subset of IMSC1 2015-09-23 TTML WebVTT mapping note 0
ISSUE-447 (edit)
Other types of track are possible
OPEN Mapping is only for presentation, i.e. subtitle and captions, and other types of WebVTT document are possible 2015-09-25 TTML WebVTT mapping note 0
ISSUE-454 (edit) OPEN Typo in 8.3.6 <genericFamilyName> 2015-10-29 TTML 1.0 (Editorial) 0

Raise an issue .


David Singer <singer@apple.com>, Nigel Megitt <nigel.megitt@bbc.co.uk>, Chairs, Thierry Michel <tmichel@w3.org>, Philippe Le Hégaret <plh@w3.org>, Atsushi Shimono <atsushi@w3.org>, Staff Contacts
Tracker: documentation, (configuration for this group), originally developed by Dean Jackson, is developed and maintained by the Systems Team <w3t-sys@w3.org>.
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