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64 lines
2.5 KiB
C
64 lines
2.5 KiB
C
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/* GStreamer
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* Copyright (C) 2017 Sebastian Dröge <sebastian@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_PHYS_MEMORY_H__
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#define __GST_PHYS_MEMORY_H__
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#include <gst/gst.h>
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G_BEGIN_DECLS
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typedef struct _GstPhysMemoryAllocator GstPhysMemoryAllocator;
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typedef struct _GstPhysMemoryAllocatorInterface GstPhysMemoryAllocatorInterface;
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#define GST_TYPE_PHYS_MEMORY_ALLOCATOR (gst_phys_memory_allocator_get_type())
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#define GST_IS_PHYS_MEMORY_ALLOCATOR(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_PHYS_MEMORY_ALLOCATOR))
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#define GST_IS_PHYS_MEMORY_ALLOCATOR_INTERFACE(iface) (G_TYPE_CHECK_INTERFACE_TYPE ((iface), GST_TYPE_PHYS_MEMORY_ALLOCATOR))
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#define GST_PHYS_MEMORY_ALLOCATOR_GET_INTERFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GST_TYPE_PHYS_MEMORY_ALLOCATOR, GstPhysMemoryAllocatorInterface))
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#define GST_PHYS_MEMORY_ALLOCATOR(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_PHYS_MEMORY_ALLOCATOR, GstPhysMemoryAllocator))
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#define GST_PHYS_MEMORY_ALLOCATOR_INTERFACE(iface) (G_TYPE_CHECK_INTERFACE_CAST ((iface), GST_TYPE_PHYS_MEMORY_ALLOCATOR, GstPhysMemoryAllocatorInterface))
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#define GST_PHYS_MEMORY_ALLOCATOR_CAST(obj) ((GstPhysMemoryAllocator *)(obj))
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/**
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* GstPhysMemoryAllocatorInterface:
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*
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* Marker interface for allocators with physical address backed memory
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*
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* Since: 1.14
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*/
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struct _GstPhysMemoryAllocatorInterface
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{
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GTypeInterface parent_iface;
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guintptr (*get_phys_addr) (GstPhysMemoryAllocator * allocator, GstMemory * mem);
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};
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GST_EXPORT
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GType gst_phys_memory_allocator_get_type (void);
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GST_EXPORT
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gboolean gst_is_phys_memory (GstMemory *mem);
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GST_EXPORT
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guintptr gst_phys_memory_get_phys_addr (GstMemory * mem);
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G_END_DECLS
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#endif /* __GST_PHYS_MEMORY_H__ */
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