gstreamer/subprojects/gstreamer-vaapi/gst-libs/gst/vaapi/gstvaapivideopool_priv.h

84 lines
2.3 KiB
C

/*
* gstvaapivideopool_priv.h - Video object pool abstraction (private defs)
*
* Copyright (C) 2010-2011 Splitted-Desktop Systems
* Author: Gwenole Beauchesne <gwenole.beauchesne@splitted-desktop.com>
* Copyright (C) 2012-2013 Intel Corporation
* Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
*
* 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_VIDEO_POOL_PRIV_H
#define GST_VAAPI_VIDEO_POOL_PRIV_H
#include "gstvaapiminiobject.h"
G_BEGIN_DECLS
#define GST_VAAPI_VIDEO_POOL_CLASS(klass) \
((GstVaapiVideoPoolClass *)(klass))
#define GST_VAAPI_IS_VIDEO_POOL_CLASS(klass) \
((klass) != NULL)
typedef struct _GstVaapiVideoPoolClass GstVaapiVideoPoolClass;
/**
* GstVaapiVideoPool:
*
* A pool of lazily allocated video objects. e.g. surfaces, images.
*/
struct _GstVaapiVideoPool
{
/*< private >*/
GstVaapiMiniObject parent_instance;
guint object_type;
GstVaapiDisplay *display;
GQueue free_objects;
GList *used_objects;
guint used_count;
guint capacity;
GMutex mutex;
};
/**
* GstVaapiVideoPoolClass:
* @alloc_object: virtual function for allocating a video pool object
*
* A pool base class used to hold video objects. e.g. surfaces, images.
*/
struct _GstVaapiVideoPoolClass
{
/*< private >*/
GstVaapiMiniObjectClass parent_class;
/*< public >*/
gpointer (*alloc_object) (GstVaapiVideoPool * pool);
};
G_GNUC_INTERNAL
void
gst_vaapi_video_pool_init (GstVaapiVideoPool * pool, GstVaapiDisplay * display,
GstVaapiVideoPoolObjectType object_type);
G_GNUC_INTERNAL
void
gst_vaapi_video_pool_finalize (GstVaapiVideoPool * pool);
G_END_DECLS
#endif /* GST_VAAPI_VIDEO_POOL_PRIV_H */