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