gstreamer/gst-libs/gst/vaapi/gstvaapidisplay_x11_priv.h
Gwenole Beauchesne 0af0849a92 x11: implement pixmap rendering with RENDER extension.
Use hardware accelerated XRenderComposite() function, from the RENDER
extension, to blit a pixmap to screen. Besides, this can also support
cropping and scaling.
2013-07-22 15:45:10 +02:00

125 lines
3.7 KiB
C

/*
* gstvaapidisplay_x11_priv.h - Internal VA/X11 interface
*
* Copyright (C) 2010-2011 Splitted-Desktop Systems
* Copyright (C) 2012 Intel Corporation
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1
* of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA
*/
#ifndef GST_VAAPI_DISPLAY_X11_PRIV_H
#define GST_VAAPI_DISPLAY_X11_PRIV_H
#include <gst/vaapi/gstvaapiutils_x11.h>
#include <gst/vaapi/gstvaapidisplay_x11.h>
#include "gstvaapidisplay_priv.h"
G_BEGIN_DECLS
#define GST_VAAPI_IS_DISPLAY_X11(display) \
((display) != NULL && \
(GST_VAAPI_DISPLAY_TYPE(display) == GST_VAAPI_DISPLAY_TYPE_X11 || \
GST_VAAPI_DISPLAY_TYPE(display) == GST_VAAPI_DISPLAY_TYPE_GLX))
#define GST_VAAPI_DISPLAY_X11_CAST(display) \
((GstVaapiDisplayX11 *)(display))
#define GST_VAAPI_DISPLAY_X11_PRIVATE(display) \
(&GST_VAAPI_DISPLAY_X11_CAST(display)->priv)
typedef struct _GstVaapiDisplayX11Private GstVaapiDisplayX11Private;
typedef struct _GstVaapiDisplayX11Class GstVaapiDisplayX11Class;
/**
* GST_VAAPI_DISPLAY_XDISPLAY:
* @display: a #GstVaapiDisplay
*
* Macro that evaluates to the underlying X11 #Display of @display
*/
#undef GST_VAAPI_DISPLAY_XDISPLAY
#define GST_VAAPI_DISPLAY_XDISPLAY(display) \
GST_VAAPI_DISPLAY_X11_PRIVATE(display)->x11_display
/**
* GST_VAAPI_DISPLAY_XSCREEN:
* @display: a #GstVaapiDisplay
*
* Macro that evaluates to the underlying X11 screen of @display
*/
#undef GST_VAAPI_DISPLAY_XSCREEN
#define GST_VAAPI_DISPLAY_XSCREEN(display) \
GST_VAAPI_DISPLAY_X11_PRIVATE(display)->x11_screen
/**
* GST_VAAPI_DISPLAY_HAS_XRENDER:
* @display: a #GstVaapiDisplay
*
* Macro that evaluates to the existence of the XRender extension on
* @display server.
*/
#undef GST_VAAPI_DISPLAY_HAS_XRENDER
#define GST_VAAPI_DISPLAY_HAS_XRENDER(display) \
(GST_VAAPI_DISPLAY_X11_PRIVATE(display)->has_xrender)
struct _GstVaapiDisplayX11Private {
gchar *display_name;
Display *x11_display;
int x11_screen;
GArray *pixmap_formats;
guint use_foreign_display : 1; // Foreign native_display?
guint use_xrandr : 1;
guint has_xrender : 1; // Has XRender extension?
guint synchronous : 1;
};
/**
* GstVaapiDisplayX11:
*
* VA/X11 display wrapper.
*/
struct _GstVaapiDisplayX11 {
/*< private >*/
GstVaapiDisplay parent_instance;
GstVaapiDisplayX11Private priv;
};
/**
* GstVaapiDisplayX11Class:
*
* VA/X11 display wrapper clas.
*/
struct _GstVaapiDisplayX11Class {
/*< private >*/
GstVaapiDisplayClass parent_class;
};
void
gst_vaapi_display_x11_class_init(GstVaapiDisplayX11Class *klass);
G_GNUC_INTERNAL
GstVideoFormat
gst_vaapi_display_x11_get_pixmap_format(GstVaapiDisplayX11 *display,
guint depth);
G_GNUC_INTERNAL
guint
gst_vaapi_display_x11_get_pixmap_depth(GstVaapiDisplayX11 *display,
GstVideoFormat format);
G_END_DECLS
#endif /* GST_VAAPI_DISPLAY_X11_PRIV_H */