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12baab442c
... and the number of textures in use. Direct3D11 texture array is usually used for decoder DPB pool, and d3d11 decoder elements might want to know whether there's available texture resource or not. Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2003>
224 lines
8.2 KiB
C
224 lines
8.2 KiB
C
/*
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* GStreamer
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* Copyright (C) 2019 Seungha Yang <seungha.yang@navercorp.com>
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* Copyright (C) 2020 Seungha Yang <seungha@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_D3D11_MEMORY_H__
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#define __GST_D3D11_MEMORY_H__
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/d3d11/gstd3d11_fwd.h>
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#include <gst/d3d11/gstd3d11format.h>
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G_BEGIN_DECLS
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#define GST_TYPE_D3D11_ALLOCATION_PARAMS (gst_d3d11_allocation_params_get_type())
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#define GST_TYPE_D3D11_ALLOCATOR (gst_d3d11_allocator_get_type())
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#define GST_D3D11_ALLOCATOR(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_D3D11_ALLOCATOR, GstD3D11Allocator))
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#define GST_D3D11_ALLOCATOR_CLASS(klass) (G_TYPE_CHECK_CLASS((klass), GST_TYPE_D3D11_ALLOCATOR, GstD3D11AllocatorClass))
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#define GST_IS_D3D11_ALLOCATOR(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_D3D11_ALLOCATOR))
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#define GST_IS_D3D11_ALLOCATOR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_D3D11_ALLOCATOR))
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#define GST_D3D11_ALLOCATOR_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GST_TYPE_D3D11_ALLOCATOR, GstD3D11AllocatorClass))
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#define GST_D3D11_ALLOCATOR_CAST(obj) ((GstD3D11Allocator *)obj)
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/**
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* GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY:
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*
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* Name of the caps feature for indicating the use of #GstD3D11Memory
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*
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* Since: 1.20
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*/
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#define GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY "memory:D3D11Memory"
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/**
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* GST_MAP_D3D11:
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*
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* Flag indicating that we should map the D3D11 resource instead of to system memory.
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*
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* Since: 1.20
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*/
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#define GST_MAP_D3D11 (GST_MAP_FLAG_LAST << 1)
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/**
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* GstD3D11AllocationFlags:
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* GST_D3D11_ALLOCATION_FLAG_TEXTURE_ARRAY: Indicates each allocated texture
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* should be array type. This type of
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* is used for D3D11/DXVA decoders
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* in general.
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*
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* Since: 1.20
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*/
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typedef enum
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{
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GST_D3D11_ALLOCATION_FLAG_TEXTURE_ARRAY = (1 << 0),
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} GstD3D11AllocationFlags;
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/**
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* GstD3D11MemoryTransfer:
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* @GST_D3D11_MEMORY_TRANSFER_NEED_DOWNLOAD: the texture needs downloading
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* to the staging texture memory
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* @GST_D3D11_MEMORY_TRANSFER_NEED_UPLOAD: the staging texture needs uploading
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* to the texture
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*
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* Since: 1.20
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*/
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typedef enum
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{
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GST_D3D11_MEMORY_TRANSFER_NEED_DOWNLOAD = (GST_MEMORY_FLAG_LAST << 0),
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GST_D3D11_MEMORY_TRANSFER_NEED_UPLOAD = (GST_MEMORY_FLAG_LAST << 1)
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} GstD3D11MemoryTransfer;
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struct _GstD3D11AllocationParams
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{
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/* Texture description per plane */
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D3D11_TEXTURE2D_DESC desc[GST_VIDEO_MAX_PLANES];
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GstVideoInfo info;
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GstVideoInfo aligned_info;
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const GstD3D11Format *d3d11_format;
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GstD3D11AllocationFlags flags;
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/*< private >*/
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gpointer _gst_reserved[GST_PADDING_LARGE];
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};
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struct _GstD3D11Memory
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{
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GstMemory mem;
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/*< public > */
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GstD3D11Device *device;
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/*< private >*/
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GstD3D11MemoryPrivate *priv;
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gpointer _gst_reserved[GST_PADDING];
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};
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struct _GstD3D11Allocator
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{
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GstAllocator parent;
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GstD3D11Device *device;
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/*< private >*/
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GstD3D11AllocatorPrivate *priv;
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gpointer _gst_reserved[GST_PADDING];
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};
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struct _GstD3D11AllocatorClass
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{
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GstAllocatorClass allocator_class;
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/*< private >*/
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gpointer _gst_reserved[GST_PADDING];
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};
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GST_D3D11_API
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GType gst_d3d11_allocation_params_get_type (void);
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GST_D3D11_API
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GstD3D11AllocationParams * gst_d3d11_allocation_params_new (GstD3D11Device * device,
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GstVideoInfo * info,
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GstD3D11AllocationFlags flags,
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guint bind_flags);
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GST_D3D11_API
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GstD3D11AllocationParams * gst_d3d11_allocation_params_copy (GstD3D11AllocationParams * src);
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GST_D3D11_API
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void gst_d3d11_allocation_params_free (GstD3D11AllocationParams * params);
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GST_D3D11_API
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gboolean gst_d3d11_allocation_params_alignment (GstD3D11AllocationParams * parms,
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GstVideoAlignment * align);
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GST_D3D11_API
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GType gst_d3d11_allocator_get_type (void);
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GST_D3D11_API
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GstD3D11Allocator * gst_d3d11_allocator_new (GstD3D11Device *device);
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GST_D3D11_API
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GstMemory * gst_d3d11_allocator_alloc (GstD3D11Allocator * allocator,
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const D3D11_TEXTURE2D_DESC * desc,
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GstD3D11AllocationFlags flags,
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gsize size);
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GST_D3D11_API
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GstMemory * gst_d3d11_allocator_alloc_staging (GstD3D11Allocator * allocator,
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const D3D11_TEXTURE2D_DESC * desc,
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GstD3D11AllocationFlags flags,
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gint * stride);
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GST_D3D11_API
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gboolean gst_d3d11_allocator_get_texture_array_size (GstD3D11Allocator * allocator,
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guint * array_size,
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guint * num_texture_in_use);
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GST_D3D11_API
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void gst_d3d11_allocator_set_flushing (GstD3D11Allocator * allocator,
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gboolean flushing);
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GST_D3D11_API
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gboolean gst_is_d3d11_memory (GstMemory * mem);
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GST_D3D11_API
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ID3D11Texture2D * gst_d3d11_memory_get_texture_handle (GstD3D11Memory * mem);
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GST_D3D11_API
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gboolean gst_d3d11_memory_get_texture_desc (GstD3D11Memory * mem,
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D3D11_TEXTURE2D_DESC * desc);
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GST_D3D11_API
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guint gst_d3d11_memory_get_subresource_index (GstD3D11Memory * mem);
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GST_D3D11_API
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guint gst_d3d11_memory_get_shader_resource_view_size (GstD3D11Memory * mem);
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GST_D3D11_API
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ID3D11ShaderResourceView * gst_d3d11_memory_get_shader_resource_view (GstD3D11Memory * mem,
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guint index);
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GST_D3D11_API
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guint gst_d3d11_memory_get_render_target_view_size (GstD3D11Memory * mem);
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GST_D3D11_API
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ID3D11RenderTargetView * gst_d3d11_memory_get_render_target_view (GstD3D11Memory * mem,
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guint index);
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GST_D3D11_API
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ID3D11VideoDecoderOutputView * gst_d3d11_memory_get_decoder_output_view (GstD3D11Memory * mem,
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ID3D11VideoDevice * video_device,
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GUID * decoder_profile);
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GST_D3D11_API
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ID3D11VideoProcessorInputView * gst_d3d11_memory_get_processor_input_view (GstD3D11Memory * mem,
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ID3D11VideoDevice * video_device,
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ID3D11VideoProcessorEnumerator * enumerator);
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GST_D3D11_API
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ID3D11VideoProcessorOutputView * gst_d3d11_memory_get_processor_output_view (GstD3D11Memory * mem,
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ID3D11VideoDevice * video_device,
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ID3D11VideoProcessorEnumerator * enumerator);
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G_END_DECLS
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#endif /* __GST_D3D11_MEMORY_H__ */
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