# 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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