ccdetect

Detect if valid closed captions are present in a stream

Hierarchy

GObject
    ╰──GInitiallyUnowned
        ╰──GstObject
            ╰──GstElement
                ╰──GstBaseTransform
                    ╰──ccdetect

Factory details

Authors: – Matthew Waters

Classification: – Filter/Video/ClosedCaption/Detect

Rank – none

Plugin – rsclosedcaption

Package – gst-plugin-closedcaption

Pad Templates

sink

closedcaption/x-cea-708:
         format: { cc_data, cdp }

Presence – always

Direction – sink

Object type – GstPad

src

closedcaption/x-cea-708:
         format: { cc_data, cdp }

Presence – always

Direction – src

Object type – GstPad

Properties

cc608 

“cc608” gboolean

Whether CEA608 captions (CC1/CC3) have been detected

Flags : Read

Default value : false

cc708 

“cc708” gboolean

Whether CEA708 captions (cc_data) have been detected

Flags : Read

Default value : false

window 

“window” guint64

Window of time (in ns) to determine if captions exist in the stream

Flags : Read / Write

Default value : 10000000000

The results of the search are