LUMIERA.clone/src/gui/output/xvdisplayer.hpp
2008-05-14 00:26:00 +01:00

79 lines
2 KiB
C++

/*
xvdisplayer.hpp - Defines the base class for XVideo display
Copyright (C) Lumiera.org
2000, Arne Schirmacher <arne@schirmacher.de>
2001-2007, Dan Dennedy <dan@dennedy.org>
2008, Joel Holdsworth <joel@airwebreathe.org.uk>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/** @file xvdisplayer.hpp
** This file contains the definition of XvDisplayer, the XVideo
** video output implementation
** @see xvdisplayer.cpp
** @see displayer.hpp
*/
#include <X11/Xlib.h>
#include <sys/ipc.h>
#include <sys/shm.h>
#include <X11/extensions/XShm.h>
#include <X11/extensions/Xvlib.h>
#include "displayer.hpp"
#ifndef XVDISPLAYER_HPP
#define XVDISPLAYER_HPP
namespace Gtk {
class Widget;
}
namespace lumiera {
namespace gui {
namespace output {
class XvDisplayer : public Displayer
{
public:
XvDisplayer( Gtk::Widget *drawing_area, int width, int height );
~XvDisplayer();
void put( void *image );
protected:
bool usable();
private:
bool gotPort;
int grabbedPort;
Gtk::Widget *drawingArea;
Display *display;
Window window;
GC gc;
XGCValues values;
XvImage *xvImage;
unsigned int port;
XShmSegmentInfo shmInfo;
char pix[ MAX_WIDTH * MAX_HEIGHT * 4 ];
};
} // namespace output
} // namespace gui
} // namespace lumiera
#endif // XVDISPLAYER_HPP