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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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8dac91537d
As produced on the Nvidia Jetson series of devices. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/7274>
168 lines
5.4 KiB
C
168 lines
5.4 KiB
C
/* GStreamer
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* Copyright (C) <2018-2019> Seungha Yang <seungha.yang@navercorp.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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#pragma once
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/cuda/cuda-prelude.h>
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#include <gst/cuda/cuda-gst.h>
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#include <gst/cuda/gstcudacontext.h>
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G_BEGIN_DECLS
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GST_CUDA_API
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gboolean _gst_cuda_debug (CUresult result,
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GstDebugCategory * cat,
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const gchar * file,
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const gchar * function,
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gint line);
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#ifndef GST_DISABLE_GST_DEBUG
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/**
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* gst_cuda_result:
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* @result: CUDA device API return code `CUresult`
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*
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* Returns: %TRUE if CUDA device API call result is CUDA_SUCCESS
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*
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* Since: 1.22
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*/
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#define gst_cuda_result(result) \
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_gst_cuda_debug(result, GST_CAT_DEFAULT, __FILE__, GST_FUNCTION, __LINE__)
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#else
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#define gst_cuda_result(result) \
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_gst_cuda_debug(result, NULL, __FILE__, GST_FUNCTION, __LINE__)
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#endif /* GST_DISABLE_GST_DEBUG */
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/**
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* GstCudaQuarkId:
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*
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* Since: 1.22
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*/
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typedef enum
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{
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GST_CUDA_QUARK_GRAPHICS_RESOURCE = 0,
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/* end of quark list */
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GST_CUDA_QUARK_MAX = 1
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} GstCudaQuarkId;
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/**
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* GstCudaGraphicsResourceType:
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* @GST_CUDA_GRAPHICS_RESSOURCE_NONE: Ressource represents a CUDA buffer.
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* @GST_CUDA_GRAPHICS_RESSOURCE_GL_BUFFER: Ressource represents a GL buffer.
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* @GST_CUDA_GRAPHICS_RESSOURCE_D3D11_RESOURCE: Ressource represents a D3D resource.
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* @GST_CUDA_GRAPHICS_RESSOURCE_EGL_RESOURCE: Ressource represents a EGL resource.
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*
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* Since: 1.22
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*/
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/**
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* GST_CUDA_GRAPHICS_RESOURCE_EGL_RESOURCE:
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*
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* Resource represents a EGL resource.
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*
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* Since: 1.26
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*/
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typedef enum
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{
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GST_CUDA_GRAPHICS_RESOURCE_NONE = 0,
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GST_CUDA_GRAPHICS_RESOURCE_GL_BUFFER = 1,
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GST_CUDA_GRAPHICS_RESOURCE_D3D11_RESOURCE = 2,
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GST_CUDA_GRAPHICS_RESOURCE_EGL_RESOURCE = 3,
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} GstCudaGraphicsResourceType;
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/**
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* GstCudaGraphicsResource:
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*
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* Since: 1.22
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*/
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typedef struct _GstCudaGraphicsResource
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{
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GstCudaContext *cuda_context;
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/* GL context or D3D11 device */
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GstObject *graphics_context;
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GstCudaGraphicsResourceType type;
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CUgraphicsResource resource;
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CUgraphicsRegisterFlags flags;
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gboolean registered;
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gboolean mapped;
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} GstCudaGraphicsResource;
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GST_CUDA_API
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gboolean gst_cuda_ensure_element_context (GstElement * element,
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gint device_id,
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GstCudaContext ** cuda_ctx);
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GST_CUDA_API
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gboolean gst_cuda_handle_set_context (GstElement * element,
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GstContext * context,
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gint device_id,
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GstCudaContext ** cuda_ctx);
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GST_CUDA_API
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gboolean gst_cuda_handle_context_query (GstElement * element,
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GstQuery * query,
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GstCudaContext * cuda_ctx);
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GST_CUDA_API
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GstContext * gst_context_new_cuda_context (GstCudaContext * cuda_ctx);
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GST_CUDA_API
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GQuark gst_cuda_quark_from_id (GstCudaQuarkId id);
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GST_CUDA_API
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GstCudaGraphicsResource * gst_cuda_graphics_resource_new (GstCudaContext * context,
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GstObject * graphics_context,
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GstCudaGraphicsResourceType type);
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GST_CUDA_API
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gboolean gst_cuda_graphics_resource_register_gl_buffer (GstCudaGraphicsResource * resource,
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guint buffer,
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CUgraphicsRegisterFlags flags);
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#ifdef G_OS_WIN32
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GST_CUDA_API
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gboolean gst_cuda_graphics_resource_register_d3d11_resource (GstCudaGraphicsResource * resource,
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ID3D11Resource * d3d11_resource,
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CUgraphicsRegisterFlags flags);
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#endif
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GST_CUDA_API
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void gst_cuda_graphics_resource_unregister (GstCudaGraphicsResource * resource);
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GST_CUDA_API
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CUgraphicsResource gst_cuda_graphics_resource_map (GstCudaGraphicsResource * resource,
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CUstream stream,
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CUgraphicsMapResourceFlags flags);
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GST_CUDA_API
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void gst_cuda_graphics_resource_unmap (GstCudaGraphicsResource * resource,
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CUstream stream);
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GST_CUDA_API
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void gst_cuda_graphics_resource_free (GstCudaGraphicsResource * resource);
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GST_CUDA_API
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gint64 gst_cuda_create_user_token (void);
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G_END_DECLS
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