|  |  |  | GStreamer Good Plugins 1.0 Plugins Reference Manual |  | 
|---|---|---|---|---|
| Top | Description | Object Hierarchy | Properties | ||||
GObject +----GInitiallyUnowned +----GstObject +----GstElement +----GstBaseTransform +----GstVideoFilter +----GstGamma
Performs gamma correction on a video stream.
| 1 | gst-launch-1.0 videotestsrc ! gamma gamma=2.0 ! videoconvert ! ximagesink | 
| 1 | gst-launch-1.0 videotestsrc ! gamma gamma=0.5 ! videoconvert ! ximagesink | 
Last reviewed on 2010-04-18 (0.10.22)
| plugin | videofilter | 
| author | Arwed v. Merkatz <v.merkatz@gmx.net | 
| class | Filter/Effect/Video | 
| name | sink | 
| direction | sink | 
| presence | always | 
| details | video/x-raw, format=(string){ AYUV, ARGB, BGRA, ABGR, RGBA, Y444, xRGB, RGBx, xBGR, BGRx, RGB, BGR, Y42B, NV12, NV21, YUY2, UYVY, YVYU, I420, YV12, IYUV, Y41B }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ] | 
| name | src | 
| direction | source | 
| presence | always | 
| details | video/x-raw, format=(string){ AYUV, ARGB, BGRA, ABGR, RGBA, Y444, xRGB, RGBx, xBGR, BGRx, RGB, BGR, Y42B, NV12, NV21, YUY2, UYVY, YVYU, I420, YV12, IYUV, Y41B }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ] | 
"gamma" property"gamma" gdouble : Read / Write
gamma.
Allowed values: [0.01,10]
Default value: 1