dashsink

Dynamic Adaptive Streaming over HTTP sink/server

Example launch line

 gst-launch-1.0 dashsink name=dashsink audiotestsrc is-live=true ! avenc_aac ! dashsink.audio_0 videotestsrc is-live=true ! x264enc ! dashsink.video_0

Hierarchy

GObject
    ╰──GInitiallyUnowned
        ╰──GstObject
            ╰──GstElement
                ╰──GstBin
                    ╰──dashsink

Implemented interfaces

Factory details

Authors: – Stéphane Cerveau

Classification: – Sink

Rank – none

Plugin – dash

Package – GStreamer Bad Plug-ins

Pad Templates

audio_%u

ANY

Presence – request

Direction – sink

Object type – GstPad

subtitle_%u

ANY

Presence – request

Direction – sink

Object type – GstPad

video_%u

ANY

Presence – request

Direction – sink

Object type – GstPad

Signals

get-fragment-stream 

GOutputStream *
get_fragment_stream_callback (GstElement * sink,
                              gchararray location,
                              gpointer udata)
def get_fragment_stream_callback (sink, location, udata):
    #python callback for the 'get-fragment-stream' signal
function get_fragment_stream_callback(sink: GstElement * sink, location: gchararray location, udata: gpointer udata): {
    // javascript callback for the 'get-fragment-stream' signal
}

Parameters:

sink –

the dashsink

location –

Location for the fragment file

udata –
No description available
Returns (GOutputStream *) –

GOutputStream for writing the fragment file.

Flags: Run Last

Since : 1.20

get-playlist-stream 

GOutputStream *
get_playlist_stream_callback (GstElement * sink,
                              gchararray location,
                              gpointer udata)
def get_playlist_stream_callback (sink, location, udata):
    #python callback for the 'get-playlist-stream' signal
function get_playlist_stream_callback(sink: GstElement * sink, location: gchararray location, udata: gpointer udata): {
    // javascript callback for the 'get-playlist-stream' signal
}

Parameters:

sink –

the dashsink

location –

Location for the playlist file

udata –
No description available
Returns (GOutputStream *) –

GOutputStream for writing the playlist file.

Flags: Run Last

Since : 1.20

Properties

dynamic 

“dynamic” gboolean

Provides a dynamic mpd

Flags : Read / Write

Default value : false

min-buffer-time 

“min-buffer-time” guint64

Provides to the manifest a minimum buffer time in milliseconds

Flags : Read / Write

Default value : 2000

minimum-update-period 

“minimum-update-period” guint64

Provides to the manifest a minimum update period in milliseconds

Flags : Read / Write

Default value : 0

mpd-baseurl 

“mpd-baseurl” gchararray

BaseURL to set in the MPD

Flags : Read / Write

Default value : NULL

mpd-filename 

“mpd-filename” gchararray

filename of the mpd to write

Flags : Read / Write

Default value : dash.mpd

mpd-root-path 

“mpd-root-path” gchararray

Path where the MPD and its fragents will be written

Flags : Read / Write

Default value : NULL

muxer 

“muxer” Dash-sink-muxer-type *

Muxer type to be used by dashsink to generate the fragment

Flags : Read / Write

Default value : ts (0)

period-duration 

“period-duration” guint64

Provides the explicit duration of a period in milliseconds

Flags : Read / Write

Default value : 18446744073709551615

send-keyframe-requests 

“send-keyframe-requests” gboolean

Send keyframe requests to ensure correct fragmentation. If this is disabled then the input must have keyframes in regular intervals

Flags : Read / Write

Default value : true

suggested-presentation-delay 

“suggested-presentation-delay” guint64

set suggested presentation delay of MPD file in milliseconds

Flags : Read / Write

Default value : 0

Since : 1.24

target-duration 

“target-duration” guint

The target duration in seconds of a segment/file. (0 - disabled, useful for management of segment duration by the streaming server)

Flags : Read / Write

Default value : 15

use-segment-list 

“use-segment-list” gboolean

Use segment list instead of segment template to create the segments

Flags : Read / Write

Default value : false

Named constants

Dash-sink-muxer-type

Muxer type

Members

ts (0) – Use mpegtsmux
mp4 (1) – Use mp4mux (deprecated, non-functional)
dashmp4 (2) – Use dashmp4mux

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