[Bug 729244] New: tsdemux: Adds support for ARIB subtitles

[GStreamer (bugzilla.gnome.org)]

https://bugzilla.gnome.org/show_bug.cgi?id=729244
  GStreamer | gst-plugins-bad | 1.2.3

           Summary: tsdemux: Adds support for ARIB subtitles
    Classification: Platform
           Product: GStreamer
           Version: 1.2.3
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: enhancement
          Priority: Normal
         Component: gst-plugins-bad
        AssignedTo: gstreamer-bugs at lists.freedesktop.org
        ReportedBy: andreea.fulger at parrot.com
         QAContact: gstreamer-bugs at lists.freedesktop.org
     GNOME version: ---


Created an attachment (id=275469)
 View: https://bugzilla.gnome.org/attachment.cgi?id=275469
 Review: https://bugzilla.gnome.org/review?bug=729244&attachment=275469

Adds support for ARIB subtitles

In ISDB streams, subtitles are sent as private data and according to ISDB ARIB
B10 v4.6 the corresponding descriptor is 0xfd (Data Component descriptor),
which has been omitted in GstMpegTsISDBDescriptorType.

Here is a patch that adds the support for ARIB subtitles only (described in
ARIB STD-B24 v5.2) - once the stream corresponding to the ISDB Data Component
Descriptor is identified, we must see in the descriptor's data if the data
component id is either 0x0008 - ARIB-Subtitle & teletext coding or 0X0012 -
Subtitle coding for digital terrestrial broadcasting (C profile).

I thus added a new mime-type "application/x-arib".

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