/* GStreamer

 * Copyright (C) 2017 Sebastian Dröge <sebastian@centricular.com>

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Library General Public

 * License as published by the Free Software Foundation; either

 * version 2 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

 * Library General Public License for more details.

 *

 * You should have received a copy of the GNU Library General Public

 * License along with this library; if not, write to the

 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,

 * Boston, MA 02111-1307, USA.

 */

#ifndef __GST_PHYS_MEMORY_H__

#define __GST_PHYS_MEMORY_H__

#include <gst/gst.h>

#include <gst/allocators/allocators-prelude.h>

G_BEGIN_DECLS

typedef struct _GstPhysMemoryAllocator GstPhysMemoryAllocator;

typedef struct _GstPhysMemoryAllocatorInterface GstPhysMemoryAllocatorInterface;

#define GST_TYPE_PHYS_MEMORY_ALLOCATOR                  (gst_phys_memory_allocator_get_type())

#define GST_IS_PHYS_MEMORY_ALLOCATOR(obj)               (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_PHYS_MEMORY_ALLOCATOR))

#define GST_IS_PHYS_MEMORY_ALLOCATOR_INTERFACE(iface)   (G_TYPE_CHECK_INTERFACE_TYPE ((iface), GST_TYPE_PHYS_MEMORY_ALLOCATOR))

#define GST_PHYS_MEMORY_ALLOCATOR_GET_INTERFACE(obj)    (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GST_TYPE_PHYS_MEMORY_ALLOCATOR, GstPhysMemoryAllocatorInterface))

#define GST_PHYS_MEMORY_ALLOCATOR(obj)                  (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_PHYS_MEMORY_ALLOCATOR, GstPhysMemoryAllocator))

#define GST_PHYS_MEMORY_ALLOCATOR_INTERFACE(iface)      (G_TYPE_CHECK_INTERFACE_CAST ((iface), GST_TYPE_PHYS_MEMORY_ALLOCATOR, GstPhysMemoryAllocatorInterface))

#define GST_PHYS_MEMORY_ALLOCATOR_CAST(obj)             ((GstPhysMemoryAllocator *)(obj))

/**

 * GstPhysMemoryAllocatorInterface:

 *

 * Marker interface for allocators with physical address backed memory

 *

 * Since: 1.14

 */

struct _GstPhysMemoryAllocatorInterface

{

  GTypeInterface parent_iface;

  guintptr (*get_phys_addr) (GstPhysMemoryAllocator * allocator, GstMemory * mem);

};

GST_ALLOCATORS_API

GType gst_phys_memory_allocator_get_type (void);

GST_ALLOCATORS_API

gboolean gst_is_phys_memory (GstMemory *mem);

GST_ALLOCATORS_API

guintptr gst_phys_memory_get_phys_addr (GstMemory * mem);

G_END_DECLS

#endif /* __GST_PHYS_MEMORY_H__ */