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<title>glfilterapp: GStreamer Base Plugins 1.0 Plugins Reference Manual</title>
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<link rel="home" href="index.html" title="GStreamer Base Plugins 1.0 Plugins Reference Manual">
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<link rel="up" href="ch01.html" title="gst-plugins-base Elements">
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<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
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Top |
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Description |
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Object Hierarchy |
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Signals
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glfilterapp
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glfilterapp
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Signals
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gboolean
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client-draw
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Run Last
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Types and Values
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struct
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GstGLFilterApp
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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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╰── GstGLBaseFilter
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╰── GstGLFilter
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╰── GstGLFilterApp
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Description
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The resize and redraw callbacks can be set from a client code.
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CLient callbacks
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The graphic scene can be written from a client code through the
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two glfilterapp properties.
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Examples
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see gst-plugins-gl/tests/examples/generic/recordgraphic
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Synopsis
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Element Information
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plugin
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opengl
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author
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Julien Isorce <julien.isorce@gmail.com>
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class
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Filter/Effect
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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(ANY), format=(string)RGBA, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ], texture-target=(string)2D
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video/x-raw(memory:GLMemory), format=(string)RGBA, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ], texture-target=(string)2D
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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(memory:GLMemory), format=(string)RGBA, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ], texture-target=(string)2D
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video/x-raw(ANY), format=(string)RGBA, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ], texture-target=(string)2D
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Functions
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Types and Values
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struct GstGLFilterApp
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struct GstGLFilterApp;
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Signal Details
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The “client-draw” signal
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gboolean
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user_function (GstGLFilterApp *object,
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guint texture,
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guint width,
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guint height,
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gpointer user_data)
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Will be emitted before to draw the texture. The client should
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redraw the surface/contents with the texture
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, width
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and height
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Parameters
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object
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the GstGLImageSink
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texture
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the guint id of the texture.
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width
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the guint width of the texture.
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height
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the guint height of the texture.
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user_data
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user data set when the signal handler was connected.
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Returns
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whether the texture was redrawn by the signal. If not, a
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default redraw will occur.
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Flags: Run Last
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Generated by GTK-Doc V1.28
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