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compositor: Document the pad properties

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Nirbheek Chauhan 2014-12-27 15:49:47 +05:30 committed by Tim-Philipp Müller
parent eedb25c3b4
commit ad1a25ba37
1 changed files with 25 additions and 1 deletions
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26
gst/compositor/compositor.c
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@ -31,7 +31,31 @@
* Compositor will do colorspace conversion.
*
* Individual parameters for each input stream can be configured on the
* #GstCompositorPad.
* #GstCompositorPad:
*
* <itemizedlist>
* <listitem>
* "xpos": The x-coordinate position of the top-left corner of the picture
* (#gint)
* </listitem>
* <listitem>
* "ypos": The y-coordinate position of the top-left corner of the picture
* (#gint)
* </listitem>
* <listitem>
* "width": The width of the picture; the input will be scaled if necessary
* (#gint)
* </listitem>
* <listitem>
* "height": The height of the picture; the input will be scaled if necessary
* (#gint)
* </listitem>
* <listitem>
* "alpha": The transparency of the picture; between 0.0 and 1.0. The blending
* is a simple copy when fully-transparent (0.0) and fully-opaque (1.0).
* (#gdouble)
* </listitem>
* </itemizedlist>
*
* <refsect2>
* <title>Sample pipelines</title>