| Top |  |  |  |  | 
| gint | device-number | Read / Write / Construct | 
| gchar * | hw-serial-number | Read | 
| guint64 | alignment-threshold | Read / Write | 
| guint64 | buffer-time | Read / Write | 
| guint64 | discont-wait | Read / Write | 
GObject ╰── GInitiallyUnowned ╰── GstObject ╰── GstElement ╰── GstBaseSink ╰── GstDecklinkAudioSink
Playout Video and Audio to a BlackMagic DeckLink Device. Can only be used in conjunction with decklinkvideosink.
| 1 2 3 | gst-launch-1.0 \ videotestsrc ! decklinkvideosink device-number=0 mode=1080p25 \ audiotestsrc ! decklinkaudiosink device-number=0 | 
Playout a 1080p25 test-video with a test-audio signal to the SDI-Out of Card 0. Devices are numbered starting with 0.
| plugin | decklink | 
| author | David Schleef <ds@entropywave.com>, Sebastian Dröge <sebastian@centricular.com> | 
| class | Audio/Sink/Hardware | 
“device-number” property“device-number” gint
Output device instance to use.
Flags: Read / Write / Construct
Allowed values: >= 0
Default value: 0
“hw-serial-number” property“hw-serial-number” gchar *
The serial number (hardware ID) of the Decklink card.
Flags: Read
Default value: NULL
“alignment-threshold” property“alignment-threshold” guint64
Timestamp alignment threshold in nanoseconds.
Flags: Read / Write
Allowed values: <= 18446744073709551614
Default value: 40000000
“buffer-time” property“buffer-time” guint64
Size of audio buffer in microseconds, this is the minimum latency that the sink reports.
Flags: Read / Write
Default value: 50000
“discont-wait” property“discont-wait” guint64
Window of time in nanoseconds to wait before creating a discontinuity.
Flags: Read / Write
Allowed values: <= 18446744073709551614
Default value: 1000000000