mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-25 01:30:38 +00:00
2f506e8ddc
Adding new memory pool allocator for virtual memory Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4510>
346 lines
10 KiB
C
346 lines
10 KiB
C
/* GStreamer
|
|
* Copyright (C) <2018-2019> Seungha Yang <seungha.yang@navercorp.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., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <gst/gst.h>
|
|
#include <gst/gstallocator.h>
|
|
#include <gst/video/video.h>
|
|
#include <gst/cuda/cuda-prelude.h>
|
|
#include <gst/cuda/gstcudacontext.h>
|
|
#include <gst/cuda/gstcudastream.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define GST_TYPE_CUDA_ALLOCATOR (gst_cuda_allocator_get_type())
|
|
#define GST_CUDA_ALLOCATOR(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_CUDA_ALLOCATOR,GstCudaAllocator))
|
|
#define GST_CUDA_ALLOCATOR_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_CUDA_ALLOCATOR,GstCudaAllocatorClass))
|
|
#define GST_CUDA_ALLOCATOR_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GST_TYPE_CUDA_ALLOCATOR,GstCudaAllocatorClass))
|
|
#define GST_IS_CUDA_ALLOCATOR(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_CUDA_ALLOCATOR))
|
|
#define GST_IS_CUDA_ALLOCATOR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_CUDA_ALLOCATOR))
|
|
|
|
/**
|
|
* GST_CUDA_ALLOCATOR_CAST:
|
|
*
|
|
* Since: 1.22
|
|
*/
|
|
#define GST_CUDA_ALLOCATOR_CAST(obj) ((GstCudaAllocator *)(obj))
|
|
/**
|
|
* GST_CUDA_MEMORY_CAST:
|
|
*
|
|
* Since: 1.22
|
|
*/
|
|
#define GST_CUDA_MEMORY_CAST(mem) ((GstCudaMemory *) (mem))
|
|
|
|
#define GST_TYPE_CUDA_POOL_ALLOCATOR (gst_cuda_pool_allocator_get_type())
|
|
#define GST_CUDA_POOL_ALLOCATOR(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_CUDA_POOL_ALLOCATOR,GstCudaPoolAllocator))
|
|
#define GST_CUDA_POOL_ALLOCATOR_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_CUDA_POOL_ALLOCATOR,GstCudaPoolAllocatorClass))
|
|
#define GST_CUDA_POOL_ALLOCATOR_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GST_TYPE_CUDA_POOL_ALLOCATOR,GstCudaPoolAllocatorClass))
|
|
#define GST_IS_CUDA_POOL_ALLOCATOR(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_CUDA_POOL_ALLOCATOR))
|
|
#define GST_IS_CUDA_POOL_ALLOCATOR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_CUDA_POOL_ALLOCATOR))
|
|
|
|
typedef struct _GstCudaMemory GstCudaMemory;
|
|
typedef struct _GstCudaMemoryPrivate GstCudaMemoryPrivate;
|
|
|
|
typedef struct _GstCudaAllocator GstCudaAllocator;
|
|
typedef struct _GstCudaAllocatorClass GstCudaAllocatorClass;
|
|
typedef struct _GstCudaAllocatorPrivate GstCudaAllocatorPrivate;
|
|
|
|
typedef struct _GstCudaPoolAllocator GstCudaPoolAllocator;
|
|
typedef struct _GstCudaPoolAllocatorClass GstCudaPoolAllocatorClass;
|
|
typedef struct _GstCudaPoolAllocatorPrivate GstCudaPoolAllocatorPrivate;
|
|
|
|
/**
|
|
* GST_MAP_CUDA:
|
|
*
|
|
* Flag indicating that we should map the CUDA device memory
|
|
* instead of to system memory.
|
|
*
|
|
* Combining #GST_MAP_CUDA with #GST_MAP_WRITE has the same semantics as though
|
|
* you are writing to CUDA device/host memory.
|
|
* Conversely, combining #GST_MAP_CUDA with
|
|
* #GST_MAP_READ has the same semantics as though you are reading from
|
|
* CUDA device/host memory
|
|
*
|
|
* Since: 1.22
|
|
*/
|
|
#define GST_MAP_CUDA (GST_MAP_FLAG_LAST << 1)
|
|
|
|
/**
|
|
* GST_CUDA_MEMORY_TYPE_NAME:
|
|
*
|
|
* Name of cuda memory type
|
|
*
|
|
* Since: 1.22
|
|
*/
|
|
#define GST_CUDA_MEMORY_TYPE_NAME "gst.cuda.memory"
|
|
|
|
/**
|
|
* GST_CAPS_FEATURE_MEMORY_CUDA_MEMORY:
|
|
*
|
|
* Name of the caps feature for indicating the use of #GstCudaMemory
|
|
*
|
|
* Since: 1.22
|
|
*/
|
|
#define GST_CAPS_FEATURE_MEMORY_CUDA_MEMORY "memory:CUDAMemory"
|
|
|
|
/**
|
|
* GstCudaMemoryTransfer:
|
|
*
|
|
* CUDA memory transfer flags
|
|
*/
|
|
typedef enum
|
|
{
|
|
/**
|
|
* GST_CUDA_MEMORY_TRANSFER_NEED_DOWNLOAD:
|
|
*
|
|
* the device memory needs downloading to the staging memory
|
|
*
|
|
* Since: 1.22
|
|
*/
|
|
GST_CUDA_MEMORY_TRANSFER_NEED_DOWNLOAD = (GST_MEMORY_FLAG_LAST << 0),
|
|
|
|
/**
|
|
* GST_CUDA_MEMORY_TRANSFER_NEED_UPLOAD:
|
|
*
|
|
* the staging memory needs uploading to the device memory
|
|
*
|
|
* Since: 1.22
|
|
*/
|
|
GST_CUDA_MEMORY_TRANSFER_NEED_UPLOAD = (GST_MEMORY_FLAG_LAST << 1),
|
|
|
|
/**
|
|
* GST_CUDA_MEMORY_TRANSFER_NEED_SYNC:
|
|
*
|
|
* the device memory needs synchronization
|
|
*
|
|
* Since: 1.24
|
|
*/
|
|
GST_CUDA_MEMORY_TRANSFER_NEED_SYNC = (GST_MEMORY_FLAG_LAST << 2),
|
|
} GstCudaMemoryTransfer;
|
|
|
|
/**
|
|
* GstCudaMemoryAllocMethod:
|
|
*
|
|
* CUDA memory allocation method
|
|
*
|
|
* Since: 1.24
|
|
*/
|
|
typedef enum
|
|
{
|
|
/**
|
|
* GST_CUDA_MEMORY_ALLOC_UNKNOWN:
|
|
*
|
|
* Since: 1.24
|
|
*/
|
|
GST_CUDA_MEMORY_ALLOC_UNKNOWN,
|
|
|
|
/**
|
|
* GST_CUDA_MEMORY_ALLOC_MALLOC:
|
|
*
|
|
* Memory allocated via cuMemAlloc or cuMemAllocPitch
|
|
*
|
|
* Since: 1.24
|
|
*/
|
|
GST_CUDA_MEMORY_ALLOC_MALLOC,
|
|
|
|
/**
|
|
* GST_CUDA_MEMORY_ALLOC_MMAP:
|
|
*
|
|
* Memory allocated via cuMemCreate and cuMemMap
|
|
*
|
|
* Since: 1.24
|
|
*/
|
|
GST_CUDA_MEMORY_ALLOC_MMAP,
|
|
} GstCudaMemoryAllocMethod;
|
|
|
|
#define GST_TYPE_CUDA_MEMORY_ALLOC_METHOD (gst_cuda_memory_alloc_method_get_type())
|
|
GST_CUDA_API
|
|
GType gst_cuda_memory_alloc_method_get_type (void);
|
|
|
|
/**
|
|
* GstCudaMemory:
|
|
*
|
|
* Since: 1.22
|
|
*/
|
|
struct _GstCudaMemory
|
|
{
|
|
GstMemory mem;
|
|
|
|
/*< public >*/
|
|
GstCudaContext *context;
|
|
GstVideoInfo info;
|
|
|
|
/*< private >*/
|
|
GstCudaMemoryPrivate *priv;
|
|
gpointer _gst_reserved[GST_PADDING];
|
|
};
|
|
|
|
GST_CUDA_API
|
|
void gst_cuda_memory_init_once (void);
|
|
|
|
GST_CUDA_API
|
|
gboolean gst_is_cuda_memory (GstMemory * mem);
|
|
|
|
GST_CUDA_API
|
|
GstCudaStream * gst_cuda_memory_get_stream (GstCudaMemory * mem);
|
|
|
|
GST_CUDA_API
|
|
void gst_cuda_memory_sync (GstCudaMemory * mem);
|
|
|
|
GST_CUDA_API
|
|
gboolean gst_cuda_memory_get_texture (GstCudaMemory * mem,
|
|
guint plane,
|
|
CUfilter_mode filter_mode,
|
|
CUtexObject * texture);
|
|
|
|
GST_CUDA_API
|
|
gpointer gst_cuda_memory_get_user_data (GstCudaMemory * mem);
|
|
|
|
GST_CUDA_API
|
|
void gst_cuda_memory_set_token_data (GstCudaMemory * mem,
|
|
gint64 token,
|
|
gpointer data,
|
|
GDestroyNotify notify);
|
|
|
|
GST_CUDA_API
|
|
gpointer gst_cuda_memory_get_token_data (GstCudaMemory * mem,
|
|
gint64 token);
|
|
|
|
GST_CUDA_API
|
|
GstCudaMemoryAllocMethod gst_cuda_memory_get_alloc_method (GstCudaMemory * mem);
|
|
|
|
GST_CUDA_API
|
|
gboolean gst_cuda_memory_export (GstCudaMemory * mem,
|
|
gpointer os_handle);
|
|
|
|
/**
|
|
* GstCudaAllocator:
|
|
*
|
|
* A #GstAllocator subclass for cuda memory
|
|
*
|
|
* Since: 1.22
|
|
*/
|
|
struct _GstCudaAllocator
|
|
{
|
|
GstAllocator parent;
|
|
|
|
/*< private >*/
|
|
GstCudaAllocatorPrivate *priv;
|
|
gpointer _gst_reserved[GST_PADDING];
|
|
};
|
|
|
|
struct _GstCudaAllocatorClass
|
|
{
|
|
GstAllocatorClass parent_class;
|
|
|
|
/**
|
|
* GstCudaAllocatorClass::set_active:
|
|
* @allocator: a #GstCudaAllocator
|
|
* @active: the new active state
|
|
*
|
|
* Since: 1.24
|
|
*/
|
|
gboolean (*set_active) (GstCudaAllocator * allocator,
|
|
gboolean active);
|
|
|
|
/*< private >*/
|
|
gpointer _gst_reserved[GST_PADDING_LARGE];
|
|
};
|
|
|
|
GST_CUDA_API
|
|
GType gst_cuda_allocator_get_type (void);
|
|
|
|
GST_CUDA_API
|
|
GstMemory * gst_cuda_allocator_alloc (GstCudaAllocator * allocator,
|
|
GstCudaContext * context,
|
|
GstCudaStream * stream,
|
|
const GstVideoInfo * info);
|
|
|
|
GST_CUDA_API
|
|
gboolean gst_cuda_allocator_set_active (GstCudaAllocator * allocator,
|
|
gboolean active);
|
|
|
|
GST_CUDA_API
|
|
GstMemory * gst_cuda_allocator_alloc_wrapped (GstCudaAllocator * allocator,
|
|
GstCudaContext * context,
|
|
GstCudaStream * stream,
|
|
const GstVideoInfo * info,
|
|
CUdeviceptr dev_ptr,
|
|
gpointer user_data,
|
|
GDestroyNotify notify);
|
|
|
|
GST_CUDA_API
|
|
GstMemory * gst_cuda_allocator_virtual_alloc (GstCudaAllocator * allocator,
|
|
GstCudaContext * context,
|
|
GstCudaStream * stream,
|
|
const GstVideoInfo * info,
|
|
const CUmemAllocationProp * prop,
|
|
CUmemAllocationGranularity_flags granularity_flags);
|
|
|
|
/**
|
|
* GstCudaPoolAllocator:
|
|
*
|
|
* A #GstCudaAllocator subclass for cuda memory pool
|
|
*
|
|
* Since: 1.24
|
|
*/
|
|
struct _GstCudaPoolAllocator
|
|
{
|
|
GstCudaAllocator parent;
|
|
|
|
GstCudaContext *context;
|
|
GstCudaStream *stream;
|
|
|
|
GstVideoInfo info;
|
|
|
|
/*< private >*/
|
|
GstCudaPoolAllocatorPrivate *priv;
|
|
gpointer _gst_reserved[GST_PADDING];
|
|
};
|
|
|
|
struct _GstCudaPoolAllocatorClass
|
|
{
|
|
GstCudaAllocatorClass parent_class;
|
|
|
|
/*< private >*/
|
|
gpointer _gst_reserved[GST_PADDING];
|
|
};
|
|
|
|
GST_CUDA_API
|
|
GType gst_cuda_pool_allocator_get_type (void);
|
|
|
|
GST_CUDA_API
|
|
GstCudaPoolAllocator * gst_cuda_pool_allocator_new (GstCudaContext * context,
|
|
GstCudaStream * stream,
|
|
const GstVideoInfo * info);
|
|
|
|
GST_CUDA_API
|
|
GstCudaPoolAllocator * gst_cuda_pool_allocator_new_for_virtual_memory (GstCudaContext * context,
|
|
GstCudaStream * stream,
|
|
const GstVideoInfo * info,
|
|
const CUmemAllocationProp * prop,
|
|
CUmemAllocationGranularity_flags granularity_flags);
|
|
|
|
GST_CUDA_API
|
|
GstFlowReturn gst_cuda_pool_allocator_acquire_memory (GstCudaPoolAllocator * allocator,
|
|
GstMemory ** memory);
|
|
|
|
G_END_DECLS
|
|
|