gleffects

GL Shading Language effects

Hierarchy

GObject
    ╰──GInitiallyUnowned
        ╰──GstObject
            ╰──GstElement
                ╰──GstBaseTransform
                    ╰──GstGLBaseFilter
                        ╰──GstGLFilter
                            ╰──GstGLEffects
                                ╰──gleffects

Factory details

Authors: – Filippo Argiolas

Classification: – Filter/Effect/Video

Rank – none

Plugin – opengl

Package – GStreamer Base Plug-ins

Pad Templates

sink

video/x-raw(ANY):
         format: RGBA
          width: [ 1, 2147483647 ]
         height: [ 1, 2147483647 ]
      framerate: [ 0/1, 2147483647/1 ]
 texture-target: 2D

video/x-raw(memory:GLMemory):
         format: RGBA
          width: [ 1, 2147483647 ]
         height: [ 1, 2147483647 ]
      framerate: [ 0/1, 2147483647/1 ]
 texture-target: 2D

Presence – always

Direction – sink

Object type – GstPad

src

video/x-raw(memory:GLMemory):
         format: RGBA
          width: [ 1, 2147483647 ]
         height: [ 1, 2147483647 ]
      framerate: [ 0/1, 2147483647/1 ]
 texture-target: 2D

video/x-raw(ANY):
         format: RGBA
          width: [ 1, 2147483647 ]
         height: [ 1, 2147483647 ]
      framerate: [ 0/1, 2147483647/1 ]
 texture-target: 2D

Presence – always

Direction – src

Object type – GstPad

Properties

effect 

“effect” Gleffects-effect *

Select which effect apply to GL video texture

Flags : Read / Write

Default value : identity (0)

hswap 

“hswap” gboolean

Switch video texture left to right, useful with webcams

Flags : Read / Write

Default value : false

invert 

“invert” gboolean

Invert colors to get dark edges on bright background when using sobel effect

Flags : Read / Write

Default value : false

Named constants

Gleffects-effect

Members

identity (0) – Do nothing Effect
mirror (1) – Mirror Effect
squeeze (2) – Squeeze Effect
stretch (3) – Stretch Effect
tunnel (4) – Light Tunnel Effect
fisheye (5) – FishEye Effect
twirl (6) – Twirl Effect
bulge (7) – Bulge Effect
square (8) – Square Effect
heat (9) – Heat Signature Effect
sepia (10) – Sepia Toning Effect
xpro (11) – Cross Processing Effect
lumaxpro (12) – Luma Cross Processing Effect
xray (13) – Glowing negative effect
sin (14) – All Grey but Red Effect
glow (15) – Glow Lighting Effect
sobel (16) – Sobel edge detection Effect
blur (17) – Blur with 9x9 separable convolution Effect
laplacian (18) – Laplacian Convolution Demo Effect

The results of the search are