1 files changed, 131 insertions, 0 deletions
diff --git a/mpeglib/lib/util/render/x11/imageDGAFull.h b/mpeglib/lib/util/render/x11/imageDGAFull.h
new file mode 100644
index 00000000..ddb8f493
--- /dev/null
+++ b/mpeglib/lib/util/render/x11/imageDGAFull.h
@@ -0,0 +1,131 @@
+/*
+  xfree 4.0 dga fullscreen mode
+  Copyright (C) 2000  Martin Vogt, Christian Gerlach
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU Library General Public License as published by
+  the Free Software Foundation.
+
+  For more information look at the file COPYRIGHT in this package
+
+ */
+
+
+#ifndef __IMAGEDGAFULL_H
+#define __IMAGEDGAFULL_H
+#include "xinit.h"
+
+#include "../imageBase.h"
+
+
+
+#include <stdio.h>
+#include <unistd.h>
+#include <limits.h>
+#include <sys/types.h>
+
+
+
+
+#define DGA_MINMAJOR 2
+#define DGA_MINMINOR 0
+
+
+
+
+/**
+   
+   Displays and renders X11 images in software with the help
+   of the ditherWrapper class. It switches to xfree 4.0 dga 2.0
+   and needs root priviliges for that
+   
+*/
+
+
+class ImageDGAFull : public ImageBase {
+
+
+  XWindow* m_pxWindow;
+
+  // DGA status
+  int m_iMajorVersion;
+  int m_iMinorVersion;
+  int m_iEventBase;
+  int m_iErrorBase;
+  
+  int m_iScreen;
+  
+  Display    *m_pDisplay;
+  
+  int         m_iNumberModes;
+
+#ifdef X11_DGA2
+  XDGAMode   *m_pDGAModes;
+  XDGADevice *m_pDevice;
+#endif
+  
+  int         m_iScreenWidth;
+  int         m_iScreenHeight;
+  
+  char       *m_pAddr;            // Base address of the screen
+  
+  // DGA parameter
+  int  m_iVideoWidth;
+  int  m_iVideoHeight;
+  
+  int   m_iBytesPerLine;
+  int   m_iBytesPerRow;           // Size of one image line
+  int   m_iBytesPerPixel;
+  int   m_iOffsetScreen;
+  int   m_iOffsetLine;
+  char *m_pStartAddr;             // Start address for a centered image
+  
+  int  m_iImageMode;
+  int  m_iMode;
+  bool m_bZoom;
+  bool m_bAllowZoom;
+
+  bool m_bIsActive;
+
+  int lSupport;
+  DitherWrapper* ditherWrapper;
+
+
+ public:
+  ImageDGAFull();
+  ~ImageDGAFull();
+
+  void init(XWindow *xWindow, YUVPicture* pic = NULL);
+
+  int support();
+
+  int openImage(int mode);
+  int closeImage();
+
+  void ditherImage(YUVPicture* pic);
+  void putImage();
+
+  int active() { return m_bIsActive; }
+
+ private:
+  
+  // Tries to find a fullscreen-mode which matches the resolution best
+  int findMode(int width, int height, int bpp);
+
+  // Returns TRUE if an event is waiting
+  int event();
+
+  // Returns the start address of the upper left corner of the video frame
+  unsigned char *address();
+  
+  // Number of bytes from the end of a row to the beginning of next one
+  int  offset();
+
+  // Disables DGA-View (performs a mode-switch if neccesary)
+  void stop();
+
+
+
+};
+
+#endif