[Ogg a11y] OggText SRT VorbisComments?

Conrad Parker conrad at metadecks.org
Mon Dec 8 20:24:01 PST 2008


2008/12/9 Silvia Pfeiffer <silviapfeiffer1 at gmail.com>:
> I don't see an issue with using VorbisComments on text codecs.
> In fact, I would have hoped that all Ogg files use VorbisComments -
> alas, Dirac doesn't, unfortunately.
>
> VorbisComments allows for a defined and widely supported means of
> attaching metadata for the whole Ogg file. It may well be empty for a
> given file (e.g. a particular OggSRT track), but it may also be
> useful. So, I don't see any harm in supporting it.

ok, so should we mandate it for OggText in general?

(if not, I'd suggest a bos page flag that indicates its absence)

Conrad.

> On Tue, Dec 9, 2008 at 11:59 AM, Conrad Parker <conrad at metadecks.org> wrote:
>> Should OggText use VorbisComments to record the origin of the
>> subtitles/captions?
>>
>> Pros:
>>  - it gives us a simple and already specified way to record the
>> translated title, the name of the captioner, caption copyrights etc. I
>> can't see an existing way to do this with SRT
>>  - we already have tools to edit these (eg. oggz-comment)
>>
>> Cons:
>>  - it's not necessary when more complex caption formats are used (but
>> it's probably harmless to include the packet in the bitstream)
>>
>> Conrad.
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>
>


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