mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-03 16:09:39 +00:00
2542b2d34d
Implements 2 memory allocators: 1\ GstMsdkSystemAllocator: This will allocate system memory. 2\ GstMsdkVideoAllocator: This will allocate device memory depending on the platform. (eg. VASurface) Currently GstMsdkBufferPool uses video allocator currently by default only on linux. On Windows, we should use system memory until d3d allocator is implemented. https://bugzilla.gnome.org/show_bug.cgi?id=790752
119 lines
3.9 KiB
C
119 lines
3.9 KiB
C
/* 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 */
|