teletextdec

Decode a stream of raw VBI packets containing teletext information to a RGBA stream.

Example launch line

 gst-launch-1.0 -v -m filesrc location=recording.mpeg ! tsdemux ! teletextdec ! videoconvert ! ximagesink

Hierarchy

GObject
    ╰──GInitiallyUnowned
        ╰──GstObject
            ╰──GstElement
                ╰──teletextdec

Factory details

Authors: – Sebastian Pölsterl , Andoni Morales Alastruey

Classification: – Decoder

Rank – none

Plugin – teletext

Package – GStreamer Bad Plug-ins

Pad Templates

`sink`

application/x-teletext:

Presence – always

Direction – sink

Object type – GstPad

`src`

video/x-raw:
         format: RGBA
          width: [ 1, 2147483647 ]
         height: [ 1, 2147483647 ]
      framerate: [ 0/1, 2147483647/1 ]
text/x-raw:
         format: { utf-8, pango-markup }

Presence – always

Direction – src

Object type – GstPad

Properties

font-description

“font-description” gchararray

Font description used for the pango output.

Flags : Read / Write

Default value : verdana 12

page

“page” gint

Number of page that should displayed

Flags : Read / Write

Default value : 100

subpage

“subpage” gint

Number of sub-page that should displayed (-1 for all)

Flags : Read / Write

Default value : -1

subtitles-mode

“subtitles-mode” gboolean

Enables subtitles mode for text output stripping the blank lines and the teletext state lines

Flags : Read / Write

Default value : false

subtitles-template

“subtitles-template” gchararray

Output template used to print each one of the subtitles lines

Flags : Read / Write

Default value : %%s\n

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