gstreamer/gst-libs/gst/vaapi/gstvaapiwindow.h
Javier Jardón dba174906a libs: declare _get_type() functions as const.
Declaring a function as const enables better optimization of calls
to the function.

Signed-off-by: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
2012-07-19 15:19:17 +02:00

153 lines
4.9 KiB
C

/*
* gstvaapiwindow.h - VA window abstraction
*
* Copyright (C) 2010-2011 Splitted-Desktop Systems
*
* 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_WINDOW_H
#define GST_VAAPI_WINDOW_H
#include <gst/video/gstvideosink.h>
#include <gst/vaapi/gstvaapitypes.h>
#include <gst/vaapi/gstvaapiobject.h>
#include <gst/vaapi/gstvaapidisplay.h>
#include <gst/vaapi/gstvaapisurface.h>
G_BEGIN_DECLS
#define GST_VAAPI_TYPE_WINDOW \
(gst_vaapi_window_get_type())
#define GST_VAAPI_WINDOW(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj), \
GST_VAAPI_TYPE_WINDOW, \
GstVaapiWindow))
#define GST_VAAPI_WINDOW_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass), \
GST_VAAPI_TYPE_WINDOW, \
GstVaapiWindowClass))
#define GST_VAAPI_IS_WINDOW(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_VAAPI_TYPE_WINDOW))
#define GST_VAAPI_IS_WINDOW_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass), GST_VAAPI_TYPE_WINDOW))
#define GST_VAAPI_WINDOW_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS((obj), \
GST_VAAPI_TYPE_WINDOW, \
GstVaapiWindowClass))
typedef struct _GstVaapiWindow GstVaapiWindow;
typedef struct _GstVaapiWindowPrivate GstVaapiWindowPrivate;
typedef struct _GstVaapiWindowClass GstVaapiWindowClass;
/**
* GstVaapiWindow:
*
* Base class for system-dependent windows.
*/
struct _GstVaapiWindow {
/*< private >*/
GstVaapiObject parent_instance;
GstVaapiWindowPrivate *priv;
};
/**
* GstVaapiWindowClass:
* @create: virtual function to create a window with width and height
* @destroy: virtual function to destroy a window
* @show: virtual function to show (map) a window
* @hide: virtual function to hide (unmap) a window
* @set_fullscreen: virtual function to change window fullscreen state
* @resize: virtual function to resize a window
* @render: virtual function to render a #GstVaapiSurface into a window
*
* Base class for system-dependent windows.
*/
struct _GstVaapiWindowClass {
/*< private >*/
GstVaapiObjectClass parent_class;
/*< public >*/
gboolean (*create) (GstVaapiWindow *window, guint *width, guint *height);
void (*destroy)(GstVaapiWindow *window);
gboolean (*show) (GstVaapiWindow *window);
gboolean (*hide) (GstVaapiWindow *window);
gboolean (*get_geometry) (GstVaapiWindow *window,
gint *px, gint *py,
guint *pwidth, guint *pheight);
gboolean (*set_fullscreen)(GstVaapiWindow *window, gboolean fullscreen);
gboolean (*resize) (GstVaapiWindow *window, guint width, guint height);
gboolean (*render) (GstVaapiWindow *window,
GstVaapiSurface *surface,
const GstVaapiRectangle *src_rect,
const GstVaapiRectangle *dst_rect,
guint flags);
};
GType
gst_vaapi_window_get_type(void) G_GNUC_CONST;
GstVaapiDisplay *
gst_vaapi_window_get_display(GstVaapiWindow *window);
void
gst_vaapi_window_show(GstVaapiWindow *window);
void
gst_vaapi_window_hide(GstVaapiWindow *window);
gboolean
gst_vaapi_window_get_fullscreen(GstVaapiWindow *window);
void
gst_vaapi_window_set_fullscreen(GstVaapiWindow *window, gboolean fullscreen);
guint
gst_vaapi_window_get_width(GstVaapiWindow *window);
guint
gst_vaapi_window_get_height(GstVaapiWindow *window);
void
gst_vaapi_window_get_size(GstVaapiWindow *window, guint *pwidth, guint *pheight);
void
gst_vaapi_window_set_width(GstVaapiWindow *window, guint width);
void
gst_vaapi_window_set_height(GstVaapiWindow *window, guint height);
void
gst_vaapi_window_set_size(GstVaapiWindow *window, guint width, guint height);
gboolean
gst_vaapi_window_put_surface(
GstVaapiWindow *window,
GstVaapiSurface *surface,
const GstVaapiRectangle *src_rect,
const GstVaapiRectangle *dst_rect,
guint flags
);
G_END_DECLS
#endif /* GST_VAAPI_WINDOW_H */