optv

Traditional black-white optical animation is now resurrected as a real-time video effect. Input images are binarized and combined with various optical pattern.

Example launch line

 gst-launch-1.0 -v videotestsrc ! optv ! videoconvert ! autovideosink

This pipeline shows the effect of optv on a test stream.

Hierarchy

GObject
    ╰──GInitiallyUnowned
        ╰──GstObject
            ╰──GstElement
                ╰──GstBaseTransform
                    ╰──GstVideoFilter
                        ╰──optv

Factory details

Authors: – FUKUCHI, Kentarou , Sebastian Dröge

Classification: – Filter/Effect/Video

Rank – none

Plugin – effectv

Package – GStreamer Good Plug-ins

Pad Templates

sink

video/x-raw:
         format: { BGRx, RGBx }
          width: [ 1, 2147483647 ]
         height: [ 1, 2147483647 ]
      framerate: [ 0/1, 2147483647/1 ]

Presence – always

Direction – sink

Object type – GstPad

src

video/x-raw:
         format: { BGRx, RGBx }
          width: [ 1, 2147483647 ]
         height: [ 1, 2147483647 ]
      framerate: [ 0/1, 2147483647/1 ]

Presence – always

Direction – src

Object type – GstPad

Properties

mode 

“mode” Op-tvmode *

Mode

Flags : Read / Write

Default value : maelstrom (0)

speed 

“speed” gint

Effect speed

Flags : Read / Write

Default value : 16

threshold 

“threshold” guint

Luma threshold

Flags : Read / Write

Default value : 60

Named constants

Op-tvmode

Members

maelstrom (0) – Maelstrom
radiation (1) – Radiation
horizontal-stripes (2) – Horizontal Stripes
vertical-stripes (3) – Vertical Stripes

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