89 lines
2.4 KiB
C++
89 lines
2.4 KiB
C++
/*
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gdkdisplayer.hpp - Defines the class for displaying video via GDK
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Copyright (C) Lumiera.org
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2000, Arne Schirmacher <arne@schirmacher.de>
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2001-2007, Dan Dennedy <dan@dennedy.org>
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2008, Joel Holdsworth <joel@airwebreathe.org.uk>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/** @file gdkdisplayer.hpp
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** This file contains the definition of XvDisplayer, the XVideo
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** video output implementation
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** @see gdkdisplayer.cpp
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** @see displayer.hpp
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*/
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#include "displayer.hpp"
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#ifndef GDKDISPLAYER_HPP
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#define GDKDISPLAYER_HPP
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namespace Gtk {
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class Widget;
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}
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namespace gui {
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namespace output {
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/**
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* GdkDisplayer is a class which is responsible for rendering a video
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* image via GDK.
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**/
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class GdkDisplayer : public Displayer
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{
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public:
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/**
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* Constructor
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* @param[in] drawing_area The widget into which the video image will
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* be drawn. This value must not be NULL.
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* @param[in] width The width of the video image in pixels. This value
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* must be greater than zero.
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* @param[in] height The height of the video image in pixels. This
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* value must be greater than zero.
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**/
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GdkDisplayer( Gtk::Widget *drawing_area, int width, int height );
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/**
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* Put an image of a given width and height with the expected input
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* format (as indicated by the format method).
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* @param[in] image The video image array to draw.
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*/
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void put( const void* image );
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protected:
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/**
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* Indicates if this object can be used to render images on the
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* running system.
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*/
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bool usable();
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private:
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/**
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* The widget that video will be drawn into.
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* @remarks This value must be a valid pointer.
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**/
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Gtk::Widget *drawingArea;
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};
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} // namespace output
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} // namespace gui
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#endif // GDKDISPLAYER_HPP
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