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<title>gamma: GStreamer Good Plugins 1.0 Plugins Reference Manual</title>
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Top  | 
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                  Description  | 
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                  Object Hierarchy  | 
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                  Properties
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Home
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Up
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Prev
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gamma
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gamma
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Properties
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gdouble
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gamma
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Read / Write
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Types and Values
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struct
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GstGamma
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Object Hierarchy
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    GObject
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    ╰── GInitiallyUnowned
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        ╰── GstObject
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            ╰── GstElement
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                ╰── GstBaseTransform
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                    ╰── GstVideoFilter
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                        ╰── GstGamma
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Description
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Performs gamma correction on a video stream.
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Example launch line
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gst-launch-1.0 videotestsrc ! gamma gamma=2.0 ! videoconvert ! ximagesink
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 This pipeline will make the image "brighter".
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gst-launch-1.0 videotestsrc ! gamma gamma=0.5 ! videoconvert ! ximagesink
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 This pipeline will make the image "darker".
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Synopsis
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Element Information
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plugin
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            videofilter
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author
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Arwed v. Merkatz <v.merkatz@gmx.net
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class
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Filter/Effect/Video
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Element Pads
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name
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sink
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direction
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sink
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presence
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always
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details
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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 ]
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name
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src
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direction
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source
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presence
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always
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details
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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 ]
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Functions
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Types and Values
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struct GstGamma
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struct GstGamma;
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Opaque data structure.
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Property Details
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The “gamma” property
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  “gamma”                    gdouble
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gamma.
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Flags: Read / Write
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Allowed values: [0.01,10]
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Default value: 1
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