[vdr] vdr-1.5.9 and ttxtsubs patch/plugin

Klaus Schmidinger Klaus.Schmidinger at cadsoft.de
Wed Sep 5 18:16:25 CEST 2007


On 09/05/07 18:13, Anssi Hannula wrote:
> Klaus Schmidinger wrote:
>> On 09/04/07 23:45, Luca Olivetti wrote:
>>> En/na Klaus Schmidinger ha escrit:
>>>
>>>> I haven't looked into the code of the ttxt subtitle plugin, yet, but
>>>> currently my idea is to convert the ttxt subtitles into DVB subtitles,
>>>> so that VDR only needs to handle one type of subtitiles for recording
>>>> and live viewing.
>>> Aren't dvb subtitles just bitmaps? If so, converting the text to a 
>>> bitmap for recording doesn't seem a good idea to me.
>> Well, in the end they would have to be displayed as bitmaps, anyway.
>> Besides, the DVB subtitle specs also provide a means of having
>> character strings instead of bitmaps. I'm not sure yet how it's
>> going to be, but I'm certainly not going to have two (or three, with
>> "Closed Captioning") different subtitling methods throughout VDR.
>> There's _one_ mechanism, based on "ETS 300 743", and anything else
>> will be converted to this as early as possible.
> 
> I don't think converting text to bitmaps is a good idea, you'll lose the 
> ability to format the text at your will, and the ability to export them 
> as .srt or .sub files.

Well, as I said, the DVB subtitle structures also provide means of
storing character strings.

Klaus



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