gst-libs/gst/vaapi/gstvaapiwindow_x11.h

   1 /*
   2  *  gstvaapiwindow_x11.h - VA/X11 window abstraction
   3  *
   4  *  Copyright (C) 2010-2011 Splitted-Desktop Systems
   5  *
   6  *  This library is free software; you can redistribute it and/or
   7  *  modify it under the terms of the GNU Lesser General Public License
   8  *  as published by the Free Software Foundation; either version 2.1
   9  *  of the License, or (at your option) any later version.
  10  *
  11  *  This library is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  *  Lesser General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU Lesser General Public
  17  *  License along with this library; if not, write to the Free
  18  *  Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  19  *  Boston, MA 02110-1301 USA
  20  */
  21
  22 #ifndef GST_VAAPI_WINDOW_X11_H
  23 #define GST_VAAPI_WINDOW_X11_H
  24
  25 #include <X11/Xlib.h>
  26 #include <gst/vaapi/gstvaapidisplay.h>
  27 #include <gst/vaapi/gstvaapiwindow.h>
  28
  29 G_BEGIN_DECLS
  30
  31 #define GST_VAAPI_TYPE_WINDOW_X11 \
  32     (gst_vaapi_window_x11_get_type())
  33
  34 #define GST_VAAPI_WINDOW_X11(obj)                               \
  35     (G_TYPE_CHECK_INSTANCE_CAST((obj),                          \
  36                                 GST_VAAPI_TYPE_WINDOW_X11,      \
  37                                 GstVaapiWindowX11))
  38
  39 #define GST_VAAPI_WINDOW_X11_CLASS(klass)                       \
  40     (G_TYPE_CHECK_CLASS_CAST((klass),                           \
  41                              GST_VAAPI_TYPE_WINDOW_X11,         \
  42                              GstVaapiWindowX11Class))
  43
  44 #define GST_VAAPI_IS_WINDOW_X11(obj) \
  45     (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_VAAPI_TYPE_WINDOW_X11))
  46
  47 #define GST_VAAPI_IS_WINDOW_X11_CLASS(klass) \
  48     (G_TYPE_CHECK_CLASS_TYPE((klass), GST_VAAPI_TYPE_WINDOW_X11))
  49
  50 #define GST_VAAPI_WINDOW_X11_GET_CLASS(obj)                     \
  51     (G_TYPE_INSTANCE_GET_CLASS((obj),                           \
  52                                GST_VAAPI_TYPE_WINDOW_X11,       \
  53                                GstVaapiWindowX11Class))
  54
  55 /**
  56  * GST_VAAPI_WINDOW_XWINDOW:
  57  * @window: a #GstVaapiWindow
  58  *
  59  * Macro that evaluates to the underlying X11 #Window of @window
  60  */
  61 #define GST_VAAPI_WINDOW_XWINDOW(window) \
  62     gst_vaapi_window_x11_get_xid(GST_VAAPI_WINDOW_X11(window))
  63
  64 typedef struct _GstVaapiWindowX11               GstVaapiWindowX11;
  65 typedef struct _GstVaapiWindowX11Private        GstVaapiWindowX11Private;
  66 typedef struct _GstVaapiWindowX11Class          GstVaapiWindowX11Class;
  67
  68 /**
  69  * GstVaapiWindowX11:
  70  *
  71  * An X11 #Window wrapper.
  72  */
  73 struct _GstVaapiWindowX11 {
  74     /*< private >*/
  75     GstVaapiWindow parent_instance;
  76
  77     GstVaapiWindowX11Private *priv;
  78 };
  79
  80 /**
  81  * GstVaapiWindowX11Class:
  82  * @get_visual: virtual function to get the desired visual used to
  83  *   create the window
  84  * @get_colormap: virtual function to get the desired colormap used to
  85  *   create the window
  86  *
  87  * An X11 #Window wrapper class.
  88  */
  89 struct _GstVaapiWindowX11Class {
  90     /*< private >*/
  91     GstVaapiWindowClass parent_class;
  92
  93     Visual *  (*get_visual)     (GstVaapiWindow *window);
  94     Colormap  (*get_colormap)   (GstVaapiWindow *window);
  95 };
  96
  97 GType
  98 gst_vaapi_window_x11_get_type(void) G_GNUC_CONST;
  99
 100 GstVaapiWindow *
 101 gst_vaapi_window_x11_new(GstVaapiDisplay *display, guint width, guint height);
 102
 103 GstVaapiWindow *
 104 gst_vaapi_window_x11_new_with_xid(GstVaapiDisplay *display, Window xid, gboolean is_pixmap);
 105
 106 Window
 107 gst_vaapi_window_x11_get_xid(GstVaapiWindowX11 *window);
 108
 109 gboolean
 110 gst_vaapi_window_x11_is_foreign_xid(GstVaapiWindowX11 *window);
 111
 112 G_END_DECLS
 113
 114 #endif /* GST_VAAPI_WINDOW_X11_H */