/*
 *  gstvaapivideopool.h - Video object pool abstraction
 *
 *  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_VIDEO_POOL_H
#define GST_VAAPI_VIDEO_POOL_H

#include <glib.h>
#include <gst/vaapi/gstvaapidisplay.h>

G_BEGIN_DECLS

#define GST_VAAPI_VIDEO_POOL(obj) \
    ((GstVaapiVideoPool *)(obj))

typedef struct _GstVaapiVideoPool               GstVaapiVideoPool;

/**
 * GstVaapiVideoPoolObjectType:
 * @GST_VAAPI_VIDEO_POOL_OBJECT_TYPE_IMAGE: #GstVaapiImage objects.
 * @GST_VAAPI_VIDEO_POOL_OBJECT_TYPE_SURFACE: #GstVaapiSurface objects.
 *
 * The set of all supported #GstVaapiVideoPool object types.
 */
typedef enum {
    GST_VAAPI_VIDEO_POOL_OBJECT_TYPE_IMAGE = 1,
    GST_VAAPI_VIDEO_POOL_OBJECT_TYPE_SURFACE
} GstVaapiVideoPoolObjectType;

GstVaapiVideoPool *
gst_vaapi_video_pool_ref(GstVaapiVideoPool *pool);

void
gst_vaapi_video_pool_unref(GstVaapiVideoPool *pool);

void
gst_vaapi_video_pool_replace(GstVaapiVideoPool **old_pool_ptr,
    GstVaapiVideoPool *new_pool);

GstVaapiDisplay *
gst_vaapi_video_pool_get_display(GstVaapiVideoPool *pool);

GstVaapiVideoPoolObjectType
gst_vaapi_video_pool_get_object_type(GstVaapiVideoPool *pool);

gpointer
gst_vaapi_video_pool_get_object(GstVaapiVideoPool *pool);

void
gst_vaapi_video_pool_put_object(GstVaapiVideoPool *pool, gpointer object);

gboolean
gst_vaapi_video_pool_add_object(GstVaapiVideoPool *pool, gpointer object);

gboolean
gst_vaapi_video_pool_add_objects(GstVaapiVideoPool *pool, GPtrArray *objects);

guint
gst_vaapi_video_pool_get_size(GstVaapiVideoPool *pool);

gboolean
gst_vaapi_video_pool_reserve(GstVaapiVideoPool *pool, guint n);

guint
gst_vaapi_video_pool_get_capacity(GstVaapiVideoPool *pool);

void
gst_vaapi_video_pool_set_capacity(GstVaapiVideoPool *pool, guint capacity);

G_END_DECLS

#endif /* GST_VAAPI_VIDEO_POOL_H */