mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-09 19:09:41 +00:00
62 lines
2 KiB
C
62 lines
2 KiB
C
/* 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
|
|
|
|
#define GST_TYPE_PHYS_MEMORY_ALLOCATOR (gst_phys_memory_allocator_get_type())
|
|
GST_ALLOCATORS_API
|
|
G_DECLARE_INTERFACE (GstPhysMemoryAllocator, gst_phys_memory_allocator,
|
|
GST, PHYS_MEMORY_ALLOCATOR, GstAllocator)
|
|
|
|
#define GST_PHYS_MEMORY_ALLOCATOR_GET_INTERFACE(obj) (GST_PHYS_MEMORY_ALLOCATOR_GET_IFACE(obj))
|
|
#define GST_PHYS_MEMORY_ALLOCATOR_CAST(obj) ((GstPhysMemoryAllocator *)(obj))
|
|
|
|
/**
|
|
* GstPhysMemoryAllocatorInterface:
|
|
* @get_phys_addr: Implementations shall return the physicall memory address
|
|
* that is backing the provided memory, or 0 if none.
|
|
*
|
|
* Marker interface for allocators with physical address backed memory
|
|
*
|
|
* Since: 1.14
|
|
*/
|
|
struct _GstPhysMemoryAllocatorInterface
|
|
{
|
|
/*< private >*/
|
|
GTypeInterface parent_iface;
|
|
|
|
/*< public >*/
|
|
guintptr (*get_phys_addr) (GstPhysMemoryAllocator * allocator, GstMemory * mem);
|
|
};
|
|
|
|
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__ */
|