gstreamer/subprojects/gstreamer-vaapi/gst/vaapi/gstvaapisink.h

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/*
* gstvaapisink.h - VA-API video sink
*
* Copyright (C) 2010-2011 Splitted-Desktop Systems
* Author: Gwenole Beauchesne <gwenole.beauchesne@splitted-desktop.com>
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* Copyright (C) 2011-2014 Intel Corporation
* Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
*
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* 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.
*
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* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
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* 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_VAAPISINK_H
#define GST_VAAPISINK_H
#include "gstvaapipluginbase.h"
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#include <gst/vaapi/gstvaapiwindow.h>
#include "gstvaapipluginutil.h"
G_BEGIN_DECLS
#define GST_TYPE_VAAPISINK \
(gst_vaapisink_get_type ())
#define GST_VAAPISINK_CAST(obj) \
((GstVaapiSink *)(obj))
#define GST_VAAPISINK(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_VAAPISINK, GstVaapiSink))
#define GST_VAAPISINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_VAAPISINK, GstVaapiSinkClass))
#define GST_IS_VAAPISINK(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_VAAPISINK))
#define GST_IS_VAAPISINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_VAAPISINK))
#define GST_VAAPISINK_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_VAAPISINK, GstVaapiSinkClass))
typedef struct _GstVaapiSink GstVaapiSink;
typedef struct _GstVaapiSinkClass GstVaapiSinkClass;
typedef struct _GstVaapiSinkBackend GstVaapiSinkBackend;
typedef gboolean (*GstVaapiSinkCreateWindowFunc) (GstVaapiSink * sink,
guint width, guint height);
typedef gboolean (*GstVaapiSinkCreateWindowFromHandleFunc) (GstVaapiSink * sink,
guintptr window);
typedef gboolean (*GstVaapiSinkRenderSurfaceFunc) (GstVaapiSink * sink,
GstVaapiSurface * surface, const GstVaapiRectangle * surface_rect,
guint flags);
typedef gboolean (*GstVaapiSinkHandleEventsFunc) (GstVaapiSink * sink);
typedef gboolean (*GstVaapiSinkPreStartEventThreadFunc) (GstVaapiSink * sink);
typedef gboolean (*GstVaapiSinkPreStopEventThreadFunc) (GstVaapiSink * sink);
struct _GstVaapiSinkBackend
{
GstVaapiSinkCreateWindowFunc create_window;
GstVaapiSinkCreateWindowFromHandleFunc create_window_from_handle;
GstVaapiSinkRenderSurfaceFunc render_surface;
/* Event threads handling */
gboolean event_thread_needed;
GstVaapiSinkHandleEventsFunc handle_events;
GstVaapiSinkPreStartEventThreadFunc pre_start_event_thread;
GstVaapiSinkPreStopEventThreadFunc pre_stop_event_thread;
};
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struct _GstVaapiSink
{
/*< private >*/
GstVaapiPluginBase parent_instance;
const GstVaapiSinkBackend *backend;
GstCaps *caps;
GstVaapiWindow *window;
guint window_width;
guint window_height;
GstBuffer *video_buffer;
guint video_width;
guint video_height;
gint video_par_n;
gint video_par_d;
GstVideoInfo video_info;
GstVaapiRectangle display_rect;
GstVaapiRotation rotation;
GstVaapiRotation rotation_req;
GstVaapiRotation rotation_tag;
GstVaapiRotation rotation_prop;
guint color_standard;
gint32 view_id;
GThread *event_thread;
gboolean event_thread_cancel;
/* Color balance values */
guint cb_changed;
GValue cb_values[4];
GList *cb_channels;
guint handle_events : 1;
guint foreign_window : 1;
guint fullscreen : 1;
guint use_overlay : 1;
guint use_rotation : 1;
guint keep_aspect : 1;
guint signal_handoffs : 1;
};
struct _GstVaapiSinkClass
{
/*< private >*/
GstVaapiPluginBaseClass parent_class;
};
GType
gst_vaapisink_get_type (void) G_GNUC_CONST;
G_END_DECLS
#endif /* GST_VAAPISINK_H */