/* GStreamer * Copyright (C) <2018-2019> Seungha Yang * * 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 #include #include #include #include #include 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); /** * GST_CUDA_ALLOCATOR_OPT_STREAM_ORDERED: * * #G_TYPE_BOOLEAN Allows stream ordered allocation. Default is %FALSE * * Since: 1.26 */ #define GST_CUDA_ALLOCATOR_OPT_STREAM_ORDERED "GstCudaAllocator.stream-ordered" /** * 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 GstCudaPoolAllocator * gst_cuda_pool_allocator_new_full (GstCudaContext * context, GstCudaStream * stream, const GstVideoInfo * info, GstStructure * config); GST_CUDA_API GstFlowReturn gst_cuda_pool_allocator_acquire_memory (GstCudaPoolAllocator * allocator, GstMemory ** memory); G_END_DECLS