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/* GStreamer Intel MSDK plugin
* Copyright (c) 2018, Intel Corporation
* Copyright (c) 2018, Igalia S.L.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGDECE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef GST_MSDK_SYSTEM_MEMORY_H
#define GST_MSDK_SYSTEM_MEMORY_H
#include "msdk.h"
G_BEGIN_DECLS
typedef struct _GstMsdkSystemMemory GstMsdkSystemMemory;
typedef struct _GstMsdkSystemAllocator GstMsdkSystemAllocator;
typedef struct _GstMsdkSystemAllocatorClass GstMsdkSystemAllocatorClass;
/* ---------------------------------------------------------------------*/
/* GstMsdkSystemMemory */
/* ---------------------------------------------------------------------*/
#define GST_MSDK_SYSTEM_MEMORY_CAST(mem) \
((GstMsdkSystemMemory *) (mem))
#define GST_IS_MSDK_SYSTEM_MEMORY(mem) \
((mem) && (mem)->allocator && GST_IS_MSDK_SYSTEM_ALLOCATOR((mem)->allocator))
#define GST_MSDK_SYSTEM_MEMORY_NAME "GstMsdkSystemMemory"
/**
* GstMsdkSystemMemory:
*
* A MSDK memory object holder, including mfxFrameSurface,
* video info of the surface.
*/
struct _GstMsdkSystemMemory
{
GstMemory parent_instance;
mfxFrameSurface1 *surface;
guint8 *cache;
mfxU8 *cached_data[4];
guint destination_pitches[4];
};
GstMemory *
gst_msdk_system_memory_new (GstAllocator * base_allocator);
/* ---------------------------------------------------------------------*/
/* GstMsdkSystemAllocator */
/* ---------------------------------------------------------------------*/
#define GST_MSDK_SYSTEM_ALLOCATOR_CAST(allocator) \
((GstMsdkSystemAllocator *) (allocator))
#define GST_TYPE_MSDK_SYSTEM_ALLOCATOR \
(gst_msdk_system_allocator_get_type ())
#define GST_MSDK_SYSTEM_ALLOCATOR(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_MSDK_SYSTEM_ALLOCATOR, \
GstMsdkSystemAllocator))
#define GST_IS_MSDK_SYSTEM_ALLOCATOR(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_MSDK_SYSTEM_ALLOCATOR))
/**
* GstMsdkSystemAllocator:
*
* A MSDK memory allocator object.
*/
struct _GstMsdkSystemAllocator
{
GstAllocator parent_instance;
GstVideoInfo image_info;
};
/**
* GstMsdkSystemAllocatorClass:
*
* A MSDK memory allocator class.
*/
struct _GstMsdkSystemAllocatorClass
{
GstAllocatorClass parent_class;
};
GType gst_msdk_system_allocator_get_type (void);
GstAllocator * gst_msdk_system_allocator_new (GstVideoInfo *image_info);
G_END_DECLS
#endif /* GST_MSDK_SYSTEM_MEMORY_H */
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