mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-23 18:21:04 +00:00
c08ce58753
This method can be used in other elements as well. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1945>
1148 lines
33 KiB
C
1148 lines
33 KiB
C
/* GStreamer
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* Copyright (C) <2019> Seungha Yang <seungha.yang@navercorp.com>
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* Copyright (C) 2022 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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/**
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* element-cudaupload:
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*
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* Uploads data to NVIDA GPU via CUDA APIs
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*
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* Since: 1.20
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*/
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include "gstcudabasetransform.h"
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#include "gstcudamemorycopy.h"
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#include "gstcudaformat.h"
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#include "gstcudautils.h"
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#ifdef HAVE_NVCODEC_NVMM
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#include "gstcudanvmm.h"
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#endif
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#ifdef HAVE_NVCODEC_GST_GL
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#include <gst/gl/gl.h>
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#endif
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#ifdef HAVE_NVCODEC_GST_D3D11
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#include <gst/d3d11/gstd3d11.h>
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#endif
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#include <string.h>
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GST_DEBUG_CATEGORY_STATIC (gst_cuda_memory_copy_debug);
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#define GST_CAT_DEFAULT gst_cuda_memory_copy_debug
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typedef struct _GstCudaMemoryCopyClassData
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{
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GstCaps *sink_caps;
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GstCaps *src_caps;
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} GstCudaMemoryCopyClassData;
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struct _GstCudaMemoryCopy
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{
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GstCudaBaseTransform parent;
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gboolean in_nvmm;
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gboolean out_nvmm;
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#ifdef HAVE_NVCODEC_GST_GL
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GstGLDisplay *gl_display;
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GstGLContext *gl_context;
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GstGLContext *other_gl_context;
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#endif
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#ifdef HAVE_NVCODEC_GST_D3D11
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GstD3D11Device *d3d11_device;
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#endif
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};
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typedef struct _GstCudaUpload
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{
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GstCudaMemoryCopy parent;
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} GstCudaUpload;
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typedef struct _GstCudaUploadClass
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{
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GstCudaMemoryCopyClass parent_class;
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} GstCudaUploadClass;
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typedef struct _GstCudaDownload
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{
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GstCudaMemoryCopy parent;
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} GstCudaDownload;
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typedef struct _GstCudaDownloadClass
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{
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GstCudaMemoryCopyClass parent_class;
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} GstCudaDownloadClass;
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#define gst_cuda_memory_copy_parent_class parent_class
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G_DEFINE_ABSTRACT_TYPE (GstCudaMemoryCopy, gst_cuda_memory_copy,
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GST_TYPE_CUDA_BASE_TRANSFORM);
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static void gst_cuda_memory_copy_set_context (GstElement * element,
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GstContext * context);
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static gboolean gst_cuda_memory_copy_transform_stop (GstBaseTransform * trans);
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static GstCaps *gst_cuda_memory_copy_transform_caps (GstBaseTransform * trans,
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GstPadDirection direction, GstCaps * caps, GstCaps * filter);
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static gboolean gst_cuda_memory_copy_query (GstBaseTransform * trans,
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GstPadDirection direction, GstQuery * query);
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static gboolean gst_cuda_memory_copy_propose_allocation (GstBaseTransform *
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trans, GstQuery * decide_query, GstQuery * query);
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static gboolean gst_cuda_memory_copy_decide_allocation (GstBaseTransform *
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trans, GstQuery * query);
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static gboolean gst_cuda_memory_copy_set_info (GstCudaBaseTransform * btrans,
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GstCaps * incaps, GstVideoInfo * in_info, GstCaps * outcaps,
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GstVideoInfo * out_info);
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static GstFlowReturn gst_cuda_memory_copy_transform (GstBaseTransform * trans,
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GstBuffer * inbuf, GstBuffer * outbuf);
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static void
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gst_cuda_memory_copy_class_init (GstCudaMemoryCopyClass * klass)
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{
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GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
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GstBaseTransformClass *trans_class = GST_BASE_TRANSFORM_CLASS (klass);
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GstCudaBaseTransformClass *btrans_class =
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GST_CUDA_BASE_TRANSFORM_CLASS (klass);
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element_class->set_context =
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GST_DEBUG_FUNCPTR (gst_cuda_memory_copy_set_context);
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trans_class->stop = GST_DEBUG_FUNCPTR (gst_cuda_memory_copy_transform_stop);
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trans_class->transform_caps =
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GST_DEBUG_FUNCPTR (gst_cuda_memory_copy_transform_caps);
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trans_class->propose_allocation =
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GST_DEBUG_FUNCPTR (gst_cuda_memory_copy_propose_allocation);
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trans_class->decide_allocation =
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GST_DEBUG_FUNCPTR (gst_cuda_memory_copy_decide_allocation);
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trans_class->query = GST_DEBUG_FUNCPTR (gst_cuda_memory_copy_query);
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btrans_class->set_info = GST_DEBUG_FUNCPTR (gst_cuda_memory_copy_set_info);
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}
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static void
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gst_cuda_memory_copy_init (GstCudaMemoryCopy * self)
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{
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}
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static void
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gst_cuda_memory_copy_set_context (GstElement * element, GstContext * context)
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{
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/* CUDA context is handled by parent class, handle only non-CUDA context */
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#ifdef HAVE_NVCODEC_GST_GL
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GstCudaMemoryCopy *self = GST_CUDA_MEMORY_COPY (element);
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gst_gl_handle_set_context (element, context, &self->gl_display,
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&self->other_gl_context);
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#endif
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GST_ELEMENT_CLASS (parent_class)->set_context (element, context);
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}
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static gboolean
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gst_cuda_memory_copy_transform_stop (GstBaseTransform * trans)
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{
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#if defined(HAVE_NVCODEC_GST_GL) || defined(HAVE_NVCODEC_GST_D3D11)
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GstCudaMemoryCopy *self = GST_CUDA_MEMORY_COPY (trans);
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# ifdef HAVE_NVCODEC_GST_GL
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gst_clear_object (&self->gl_display);
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gst_clear_object (&self->gl_context);
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gst_clear_object (&self->other_gl_context);
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# endif
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# ifdef HAVE_NVCODEC_GST_D3D11
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gst_clear_object (&self->d3d11_device);
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# endif
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#endif
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return GST_BASE_TRANSFORM_CLASS (parent_class)->stop (trans);
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}
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static GstCaps *
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_set_caps_features (const GstCaps * caps, const gchar * feature_name)
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{
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GstCaps *tmp = gst_caps_copy (caps);
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guint n = gst_caps_get_size (tmp);
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guint i = 0;
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for (i = 0; i < n; i++)
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gst_caps_set_features (tmp, i,
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gst_caps_features_from_string (feature_name));
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return tmp;
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}
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static void
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_remove_field (GstCaps * caps, const gchar * field)
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{
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guint n = gst_caps_get_size (caps);
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guint i = 0;
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for (i = 0; i < n; i++) {
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GstStructure *s = gst_caps_get_structure (caps, i);
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gst_structure_remove_field (s, field);
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}
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}
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static GstCaps *
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create_transform_caps (GstCaps * caps, gboolean to_cuda)
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{
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GstCaps *ret = NULL;
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if (to_cuda) {
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GstCaps *sys_caps = gst_caps_simplify (_set_caps_features (caps,
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GST_CAPS_FEATURE_MEMORY_SYSTEM_MEMORY));
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GstCaps *new_caps;
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ret = gst_caps_copy (sys_caps);
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#ifdef HAVE_NVCODEC_NVMM
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if (gst_cuda_nvmm_init_once ()) {
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new_caps = _set_caps_features (sys_caps,
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GST_CAPS_FEATURE_MEMORY_CUDA_NVMM_MEMORY);
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ret = gst_caps_merge (ret, new_caps);
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}
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#endif
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new_caps = _set_caps_features (sys_caps,
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GST_CAPS_FEATURE_MEMORY_CUDA_MEMORY);
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ret = gst_caps_merge (ret, new_caps);
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_remove_field (ret, "texture-target");
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gst_caps_unref (sys_caps);
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} else {
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GstCaps *new_caps;
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ret = gst_caps_ref (caps);
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#ifdef HAVE_NVCODEC_NVMM
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if (gst_cuda_nvmm_init_once ()) {
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new_caps = _set_caps_features (caps,
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GST_CAPS_FEATURE_MEMORY_CUDA_NVMM_MEMORY);
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ret = gst_caps_merge (ret, new_caps);
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}
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#endif
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#ifdef HAVE_NVCODEC_GST_GL
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new_caps = _set_caps_features (caps, GST_CAPS_FEATURE_MEMORY_GL_MEMORY);
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ret = gst_caps_merge (ret, new_caps);
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#endif
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#ifdef HAVE_NVCODEC_GST_D3D11
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new_caps = _set_caps_features (caps, GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY);
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ret = gst_caps_merge (ret, new_caps);
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#endif
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new_caps = _set_caps_features (caps, GST_CAPS_FEATURE_MEMORY_SYSTEM_MEMORY);
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ret = gst_caps_merge (ret, new_caps);
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_remove_field (ret, "texture-target");
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}
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return ret;
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}
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static GstCaps *
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gst_cuda_memory_copy_transform_caps (GstBaseTransform * trans,
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GstPadDirection direction, GstCaps * caps, GstCaps * filter)
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{
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GstCudaMemoryCopyClass *klass = GST_CUDA_MEMORY_COPY_GET_CLASS (trans);
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GstCaps *result, *tmp;
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GST_DEBUG_OBJECT (trans,
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"Transforming caps %" GST_PTR_FORMAT " in direction %s", caps,
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(direction == GST_PAD_SINK) ? "sink" : "src");
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if (direction == GST_PAD_SINK) {
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tmp = create_transform_caps (caps, klass->uploader);
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} else {
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tmp = create_transform_caps (caps, !klass->uploader);
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}
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if (filter) {
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result = gst_caps_intersect_full (filter, tmp, GST_CAPS_INTERSECT_FIRST);
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gst_caps_unref (tmp);
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} else {
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result = tmp;
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}
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GST_DEBUG_OBJECT (trans, "returning caps: %" GST_PTR_FORMAT, result);
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return result;
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}
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#ifdef HAVE_NVCODEC_GST_GL
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static void
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gst_cuda_memory_copy_ensure_gl_interop (GstGLContext * context, gboolean * ret)
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{
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guint device_count = 0;
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CUdevice device_list[1] = { 0, };
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CUresult cuda_ret;
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*ret = FALSE;
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cuda_ret = CuGLGetDevices (&device_count,
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device_list, 1, CU_GL_DEVICE_LIST_ALL);
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if (cuda_ret != CUDA_SUCCESS || device_count == 0)
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return;
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*ret = TRUE;
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return;
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}
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static gboolean
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gst_cuda_memory_copy_ensure_gl_context (GstCudaMemoryCopy * self)
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{
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GstGLDisplay *display;
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GstGLContext *context;
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gboolean ret = FALSE;
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if (!gst_gl_ensure_element_data (GST_ELEMENT (self),
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&self->gl_display, &self->other_gl_context)) {
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GST_DEBUG_OBJECT (self, "No available OpenGL display");
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return FALSE;
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}
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display = self->gl_display;
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if (!gst_gl_query_local_gl_context (GST_ELEMENT (self), GST_PAD_SRC,
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&self->gl_context) &&
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!gst_gl_query_local_gl_context (GST_ELEMENT (self), GST_PAD_SINK,
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&self->gl_context)) {
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GST_INFO_OBJECT (self, "failed to query local OpenGL context");
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gst_clear_object (&self->gl_context);
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self->gl_context = gst_gl_display_get_gl_context_for_thread (display, NULL);
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if (!self->gl_context
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|| !gst_gl_display_add_context (display,
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GST_GL_CONTEXT (self->gl_context))) {
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gst_clear_object (&self->gl_context);
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if (!gst_gl_display_create_context (display,
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self->other_gl_context, &self->gl_context, NULL)) {
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GST_WARNING_OBJECT (self, "failed to create OpenGL context");
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return FALSE;
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}
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if (!gst_gl_display_add_context (display, self->gl_context)) {
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GST_WARNING_OBJECT (self,
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"failed to add the OpenGL context to the display");
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return FALSE;
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}
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}
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}
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context = self->gl_context;
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if (!gst_gl_context_check_gl_version (context,
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(GstGLAPI) (GST_GL_API_OPENGL | GST_GL_API_OPENGL3), 3, 0)) {
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GST_WARNING_OBJECT (self, "OpenGL context could not support PBO download");
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return FALSE;
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}
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gst_gl_context_thread_add (context,
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(GstGLContextThreadFunc) gst_cuda_memory_copy_ensure_gl_interop, &ret);
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if (!ret) {
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GST_WARNING_OBJECT (self, "Current GL context is not CUDA compatible");
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return FALSE;
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}
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return TRUE;
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}
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#endif
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#ifdef HAVE_NVCODEC_GST_D3D11
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static gboolean
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gst_cuda_memory_copy_ensure_d3d11_interop (GstCudaContext * context,
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GstD3D11Device * device)
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{
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guint device_count = 0;
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CUdevice cuda_device_id;
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CUdevice device_list[1] = { 0, };
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CUresult cuda_ret;
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g_object_get (context, "cuda-device-id", &cuda_device_id, NULL);
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cuda_ret = CuD3D11GetDevices (&device_count,
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device_list, 1, gst_d3d11_device_get_device_handle (device),
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CU_D3D11_DEVICE_LIST_ALL);
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if (cuda_ret != CUDA_SUCCESS || device_count == 0)
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return FALSE;
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if (device_list[0] != cuda_device_id)
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return FALSE;
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return TRUE;
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}
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static gboolean
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gst_cuda_memory_copy_ensure_d3d11_context (GstCudaMemoryCopy * self)
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{
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gint64 dxgi_adapter_luid = 0;
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g_object_get (GST_CUDA_BASE_TRANSFORM (self)->context, "dxgi-adapter-luid",
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&dxgi_adapter_luid, NULL);
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if (!gst_d3d11_ensure_element_data_for_adapter_luid (GST_ELEMENT (self),
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dxgi_adapter_luid, &self->d3d11_device)) {
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GST_DEBUG_OBJECT (self, "No available D3D11 device");
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return FALSE;
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}
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if (!gst_cuda_memory_copy_ensure_d3d11_interop (GST_CUDA_BASE_TRANSFORM
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(self)->context, self->d3d11_device)) {
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GST_WARNING_OBJECT (self, "Current D3D11 device is not CUDA compatible");
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return FALSE;
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}
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return TRUE;
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}
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#endif
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static gboolean
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gst_cuda_memory_copy_propose_allocation (GstBaseTransform * trans,
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GstQuery * decide_query, GstQuery * query)
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{
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GstCudaMemoryCopy *self = GST_CUDA_MEMORY_COPY (trans);
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GstCudaBaseTransform *ctrans = GST_CUDA_BASE_TRANSFORM (trans);
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GstVideoInfo info;
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GstBufferPool *pool = NULL;
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GstCaps *caps;
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guint size;
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if (!GST_BASE_TRANSFORM_CLASS (parent_class)->propose_allocation (trans,
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decide_query, query))
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return FALSE;
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/* passthrough, we're done */
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if (decide_query == NULL)
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return TRUE;
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gst_query_parse_allocation (query, &caps, NULL);
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if (caps == NULL)
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return FALSE;
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if (!gst_video_info_from_caps (&info, caps))
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return FALSE;
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if (gst_query_get_n_allocation_pools (query) == 0) {
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GstCapsFeatures *features;
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GstStructure *config;
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features = gst_caps_get_features (caps, 0);
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if (features && gst_caps_features_contains (features,
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GST_CAPS_FEATURE_MEMORY_CUDA_MEMORY)) {
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GST_DEBUG_OBJECT (self, "upstream support CUDA memory");
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pool = gst_cuda_buffer_pool_new (ctrans->context);
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#ifdef HAVE_NVCODEC_GST_GL
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} else if (features && gst_caps_features_contains (features,
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GST_CAPS_FEATURE_MEMORY_GL_MEMORY) &&
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gst_cuda_memory_copy_ensure_gl_context (self)) {
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GST_DEBUG_OBJECT (self, "upstream support GL memory");
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pool = gst_gl_buffer_pool_new (self->gl_context);
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#endif
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#ifdef HAVE_NVCODEC_GST_D3D11
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} else if (features && gst_caps_features_contains (features,
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GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY) &&
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gst_cuda_memory_copy_ensure_d3d11_context (self)) {
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GST_DEBUG_OBJECT (self, "upstream support D3D11 memory");
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pool = gst_d3d11_buffer_pool_new (self->d3d11_device);
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#endif
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#ifdef HAVE_NVCODEC_NVMM
|
|
} else if (features && gst_caps_features_contains (features,
|
|
GST_CAPS_FEATURE_MEMORY_CUDA_NVMM_MEMORY) &&
|
|
gst_cuda_nvmm_init_once ()) {
|
|
guint gpu_id = 0;
|
|
GST_DEBUG_OBJECT (self, "upstream support NVMM memory");
|
|
|
|
g_object_get (ctrans->context, "cuda-device-id", &gpu_id, NULL);
|
|
|
|
pool = gst_cuda_nvmm_buffer_pool_new ();
|
|
if (!pool) {
|
|
GST_ERROR_OBJECT (self, "Failed to create pool");
|
|
return FALSE;
|
|
}
|
|
|
|
config = gst_buffer_pool_get_config (pool);
|
|
gst_buffer_pool_config_set_params (config, caps,
|
|
sizeof (NvBufSurface), 0, 0);
|
|
|
|
gst_structure_set (config, "memtype", G_TYPE_UINT, NVBUF_MEM_DEFAULT,
|
|
"gpu-id", G_TYPE_UINT, gpu_id, "batch-size", G_TYPE_UINT, 1, NULL);
|
|
|
|
if (!gst_buffer_pool_set_config (pool, config)) {
|
|
GST_ERROR_OBJECT (self, "Failed to set config");
|
|
gst_object_unref (pool);
|
|
return FALSE;
|
|
}
|
|
|
|
gst_query_add_allocation_pool (query, pool, sizeof (NvBufSurface), 0, 0);
|
|
|
|
return TRUE;
|
|
#endif
|
|
}
|
|
|
|
if (!pool) {
|
|
GST_DEBUG_OBJECT (self, "creating system buffer pool");
|
|
pool = gst_video_buffer_pool_new ();
|
|
}
|
|
|
|
config = gst_buffer_pool_get_config (pool);
|
|
|
|
gst_buffer_pool_config_add_option (config,
|
|
GST_BUFFER_POOL_OPTION_VIDEO_META);
|
|
|
|
size = GST_VIDEO_INFO_SIZE (&info);
|
|
gst_buffer_pool_config_set_params (config, caps, size, 0, 0);
|
|
|
|
if (!gst_buffer_pool_set_config (pool, config)) {
|
|
GST_ERROR_OBJECT (ctrans, "failed to set config");
|
|
gst_object_unref (pool);
|
|
return FALSE;
|
|
}
|
|
|
|
/* Get updated size by cuda buffer pool */
|
|
config = gst_buffer_pool_get_config (pool);
|
|
gst_buffer_pool_config_get_params (config, NULL, &size, NULL, NULL);
|
|
gst_structure_free (config);
|
|
|
|
gst_query_add_allocation_pool (query, pool, size, 0, 0);
|
|
|
|
gst_object_unref (pool);
|
|
}
|
|
|
|
gst_query_add_allocation_meta (query, GST_VIDEO_META_API_TYPE, NULL);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_cuda_memory_copy_decide_allocation (GstBaseTransform * trans,
|
|
GstQuery * query)
|
|
{
|
|
GstCudaMemoryCopy *self = GST_CUDA_MEMORY_COPY (trans);
|
|
GstCudaBaseTransform *ctrans = GST_CUDA_BASE_TRANSFORM (trans);
|
|
GstCaps *outcaps = NULL;
|
|
GstBufferPool *pool = NULL;
|
|
guint size, min, max;
|
|
GstStructure *config;
|
|
gboolean update_pool = FALSE;
|
|
GstCapsFeatures *features;
|
|
gboolean need_cuda = FALSE;
|
|
#ifdef HAVE_NVCODEC_GST_GL
|
|
gboolean need_gl = FALSE;
|
|
#endif
|
|
#ifdef HAVE_NVCODEC_GST_D3D11
|
|
gboolean need_d3d11 = FALSE;
|
|
#endif
|
|
#ifdef HAVE_NVCODEC_NVMM
|
|
gboolean need_nvmm = FALSE;
|
|
#endif
|
|
|
|
gst_query_parse_allocation (query, &outcaps, NULL);
|
|
|
|
if (!outcaps)
|
|
return FALSE;
|
|
|
|
features = gst_caps_get_features (outcaps, 0);
|
|
if (features && gst_caps_features_contains (features,
|
|
GST_CAPS_FEATURE_MEMORY_CUDA_MEMORY)) {
|
|
need_cuda = TRUE;
|
|
}
|
|
#ifdef HAVE_NVCODEC_GST_GL
|
|
else if (features && gst_caps_features_contains (features,
|
|
GST_CAPS_FEATURE_MEMORY_GL_MEMORY) &&
|
|
gst_cuda_memory_copy_ensure_gl_context (self)) {
|
|
need_gl = TRUE;
|
|
}
|
|
#endif
|
|
#ifdef HAVE_NVCODEC_GST_D3D11
|
|
else if (features && gst_caps_features_contains (features,
|
|
GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY) &&
|
|
gst_cuda_memory_copy_ensure_d3d11_context (self)) {
|
|
need_d3d11 = TRUE;
|
|
}
|
|
#endif
|
|
#ifdef HAVE_NVCODEC_NVMM
|
|
else if (features && gst_caps_features_contains (features,
|
|
GST_CAPS_FEATURE_MEMORY_CUDA_NVMM_MEMORY) &&
|
|
gst_cuda_nvmm_init_once ()) {
|
|
need_nvmm = TRUE;
|
|
}
|
|
#endif
|
|
|
|
if (gst_query_get_n_allocation_pools (query) > 0) {
|
|
gst_query_parse_nth_allocation_pool (query, 0, &pool, &size, &min, &max);
|
|
if (need_cuda && pool) {
|
|
if (!GST_IS_CUDA_BUFFER_POOL (pool)) {
|
|
gst_clear_object (&pool);
|
|
} else {
|
|
GstCudaBufferPool *cpool = GST_CUDA_BUFFER_POOL (pool);
|
|
|
|
if (cpool->context != ctrans->context) {
|
|
gst_clear_object (&pool);
|
|
}
|
|
}
|
|
}
|
|
#ifdef HAVE_NVCODEC_NVMM
|
|
if (need_nvmm) {
|
|
/* XXX: Always create new pool to set config option */
|
|
gst_clear_object (&pool);
|
|
}
|
|
#endif
|
|
|
|
update_pool = TRUE;
|
|
} else {
|
|
GstVideoInfo vinfo;
|
|
gst_video_info_from_caps (&vinfo, outcaps);
|
|
size = GST_VIDEO_INFO_SIZE (&vinfo);
|
|
min = max = 0;
|
|
}
|
|
|
|
if (!pool) {
|
|
if (need_cuda) {
|
|
GST_DEBUG_OBJECT (self, "creating cuda pool");
|
|
pool = gst_cuda_buffer_pool_new (ctrans->context);
|
|
}
|
|
#ifdef HAVE_NVCODEC_GST_GL
|
|
else if (need_gl) {
|
|
GST_DEBUG_OBJECT (self, "creating gl pool");
|
|
pool = gst_gl_buffer_pool_new (self->gl_context);
|
|
}
|
|
#endif
|
|
#ifdef HAVE_NVCODEC_GST_D3D11
|
|
else if (need_d3d11) {
|
|
GST_DEBUG_OBJECT (self, "creating d3d11 pool");
|
|
pool = gst_d3d11_buffer_pool_new (self->d3d11_device);
|
|
}
|
|
#endif
|
|
#ifdef HAVE_NVCODEC_NVMM
|
|
else if (need_nvmm) {
|
|
guint gpu_id = 0;
|
|
GST_DEBUG_OBJECT (self, "create nvmm pool");
|
|
|
|
g_object_get (ctrans->context, "cuda-device-id", &gpu_id, NULL);
|
|
|
|
pool = gst_cuda_nvmm_buffer_pool_new ();
|
|
if (!pool) {
|
|
GST_ERROR_OBJECT (self, "Failed to create pool");
|
|
return FALSE;
|
|
}
|
|
|
|
config = gst_buffer_pool_get_config (pool);
|
|
gst_buffer_pool_config_set_params (config, outcaps,
|
|
sizeof (NvBufSurface), min, max);
|
|
|
|
gst_structure_set (config, "memtype", G_TYPE_UINT, NVBUF_MEM_DEFAULT,
|
|
"gpu-id", G_TYPE_UINT, gpu_id, "batch-size", G_TYPE_UINT, 1, NULL);
|
|
|
|
if (!gst_buffer_pool_set_config (pool, config)) {
|
|
GST_ERROR_OBJECT (self, "Failed to set config");
|
|
gst_object_unref (pool);
|
|
return FALSE;
|
|
}
|
|
|
|
if (update_pool) {
|
|
gst_query_set_nth_allocation_pool (query,
|
|
0, pool, sizeof (NvBufSurface), min, max);
|
|
} else {
|
|
gst_query_add_allocation_pool (query,
|
|
pool, sizeof (NvBufSurface), min, max);
|
|
}
|
|
|
|
gst_object_unref (pool);
|
|
|
|
/* Don't chain up to parent method, which will break NVMM specific
|
|
* config */
|
|
|
|
return TRUE;
|
|
}
|
|
#endif
|
|
else {
|
|
GST_DEBUG_OBJECT (self, "creating system pool");
|
|
pool = gst_video_buffer_pool_new ();
|
|
}
|
|
}
|
|
|
|
config = gst_buffer_pool_get_config (pool);
|
|
gst_buffer_pool_config_add_option (config, GST_BUFFER_POOL_OPTION_VIDEO_META);
|
|
gst_buffer_pool_config_set_params (config, outcaps, size, min, max);
|
|
gst_buffer_pool_set_config (pool, config);
|
|
|
|
/* Get updated size by cuda buffer pool */
|
|
config = gst_buffer_pool_get_config (pool);
|
|
gst_buffer_pool_config_get_params (config, NULL, &size, NULL, NULL);
|
|
gst_structure_free (config);
|
|
|
|
if (update_pool)
|
|
gst_query_set_nth_allocation_pool (query, 0, pool, size, min, max);
|
|
else
|
|
gst_query_add_allocation_pool (query, pool, size, min, max);
|
|
|
|
gst_object_unref (pool);
|
|
|
|
return GST_BASE_TRANSFORM_CLASS (parent_class)->decide_allocation (trans,
|
|
query);
|
|
}
|
|
|
|
static gboolean
|
|
gst_cuda_memory_copy_query (GstBaseTransform * trans,
|
|
GstPadDirection direction, GstQuery * query)
|
|
{
|
|
#if defined(HAVE_NVCODEC_GST_GL) || defined(HAVE_NVCODEC_GST_D3D11)
|
|
GstCudaMemoryCopy *self = GST_CUDA_MEMORY_COPY (trans);
|
|
|
|
switch (GST_QUERY_TYPE (query)) {
|
|
case GST_QUERY_CONTEXT:
|
|
{
|
|
gboolean ret;
|
|
# ifdef HAVE_NVCODEC_GST_GL
|
|
ret = gst_gl_handle_context_query (GST_ELEMENT (self), query,
|
|
self->gl_display, self->gl_context, self->other_gl_context);
|
|
if (ret)
|
|
return TRUE;
|
|
# endif
|
|
# ifdef HAVE_NVCODEC_GST_D3D11
|
|
ret = gst_d3d11_handle_context_query (GST_ELEMENT (self), query,
|
|
self->d3d11_device);
|
|
if (ret)
|
|
return TRUE;
|
|
# endif
|
|
break;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
#endif
|
|
|
|
return GST_BASE_TRANSFORM_CLASS (parent_class)->query (trans, direction,
|
|
query);
|
|
}
|
|
|
|
static gboolean
|
|
gst_cuda_memory_copy_set_info (GstCudaBaseTransform * btrans,
|
|
GstCaps * incaps, GstVideoInfo * in_info, GstCaps * outcaps,
|
|
GstVideoInfo * out_info)
|
|
{
|
|
#ifdef HAVE_NVCODEC_NVMM
|
|
GstCudaMemoryCopy *self = GST_CUDA_MEMORY_COPY (btrans);
|
|
|
|
self->in_nvmm = FALSE;
|
|
self->out_nvmm = FALSE;
|
|
|
|
if (gst_cuda_nvmm_init_once ()) {
|
|
GstCapsFeatures *features;
|
|
|
|
features = gst_caps_get_features (incaps, 0);
|
|
if (features && gst_caps_features_contains (features,
|
|
GST_CAPS_FEATURE_MEMORY_CUDA_NVMM_MEMORY)) {
|
|
GST_DEBUG_OBJECT (self, "Input memory type is NVMM");
|
|
self->in_nvmm = TRUE;
|
|
}
|
|
|
|
features = gst_caps_get_features (outcaps, 0);
|
|
if (features && gst_caps_features_contains (features,
|
|
GST_CAPS_FEATURE_MEMORY_CUDA_NVMM_MEMORY)) {
|
|
GST_DEBUG_OBJECT (self, "Output memory type is NVMM");
|
|
self->out_nvmm = TRUE;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_cuda_memory_copy_transform (GstBaseTransform * trans, GstBuffer * inbuf,
|
|
GstBuffer * outbuf)
|
|
{
|
|
GstCudaMemoryCopy *self = GST_CUDA_MEMORY_COPY (trans);
|
|
GstCudaBaseTransform *ctrans = GST_CUDA_BASE_TRANSFORM (trans);
|
|
GstMemory *in_mem;
|
|
GstMemory *out_mem;
|
|
GstVideoInfo *in_info, *out_info;
|
|
gboolean ret = FALSE;
|
|
GstCudaBufferCopyType in_type = GST_CUDA_BUFFER_COPY_SYSTEM;
|
|
GstCudaBufferCopyType out_type = GST_CUDA_BUFFER_COPY_SYSTEM;
|
|
gboolean use_device_copy = FALSE;
|
|
#ifdef HAVE_NVCODEC_GST_D3D11
|
|
D3D11_TEXTURE2D_DESC desc;
|
|
#endif
|
|
|
|
in_info = &ctrans->in_info;
|
|
out_info = &ctrans->out_info;
|
|
|
|
in_mem = gst_buffer_peek_memory (inbuf, 0);
|
|
if (!in_mem) {
|
|
GST_ERROR_OBJECT (self, "Empty input buffer");
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
out_mem = gst_buffer_peek_memory (outbuf, 0);
|
|
if (!out_mem) {
|
|
GST_ERROR_OBJECT (self, "Empty output buffer");
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
if (self->in_nvmm) {
|
|
in_type = GST_CUDA_BUFFER_COPY_NVMM;
|
|
use_device_copy = TRUE;
|
|
} else if (gst_is_cuda_memory (in_mem)) {
|
|
in_type = GST_CUDA_BUFFER_COPY_CUDA;
|
|
use_device_copy = TRUE;
|
|
#ifdef HAVE_NVCODEC_GST_GL
|
|
} else if (self->gl_context && gst_is_gl_memory_pbo (in_mem)) {
|
|
in_type = GST_CUDA_BUFFER_COPY_GL;
|
|
#endif
|
|
#ifdef HAVE_NVCODEC_GST_D3D11
|
|
} else if (self->d3d11_device && gst_is_d3d11_memory (in_mem)
|
|
&& gst_d3d11_memory_get_texture_desc (GST_D3D11_MEMORY_CAST (in_mem),
|
|
&desc) && desc.Usage == D3D11_USAGE_DEFAULT) {
|
|
in_type = GST_CUDA_BUFFER_COPY_D3D11;
|
|
#endif
|
|
} else {
|
|
in_type = GST_CUDA_BUFFER_COPY_SYSTEM;
|
|
}
|
|
|
|
if (self->out_nvmm) {
|
|
out_type = GST_CUDA_BUFFER_COPY_NVMM;
|
|
use_device_copy = TRUE;
|
|
} else if (gst_is_cuda_memory (out_mem)) {
|
|
out_type = GST_CUDA_BUFFER_COPY_CUDA;
|
|
use_device_copy = TRUE;
|
|
#ifdef HAVE_NVCODEC_GST_GL
|
|
} else if (self->gl_context && gst_is_gl_memory_pbo (out_mem)) {
|
|
out_type = GST_CUDA_BUFFER_COPY_GL;
|
|
#endif
|
|
#ifdef HAVE_NVCODEC_GST_D3D11
|
|
} else if (self->d3d11_device && gst_is_d3d11_memory (out_mem)
|
|
&& gst_d3d11_memory_get_texture_desc (GST_D3D11_MEMORY_CAST (out_mem),
|
|
&desc) && desc.Usage == D3D11_USAGE_DEFAULT) {
|
|
out_type = GST_CUDA_BUFFER_COPY_D3D11;
|
|
#endif
|
|
} else {
|
|
out_type = GST_CUDA_BUFFER_COPY_SYSTEM;
|
|
}
|
|
|
|
if (!use_device_copy) {
|
|
GST_TRACE_OBJECT (self, "Both in/out buffers are not CUDA");
|
|
if (!gst_cuda_buffer_copy (outbuf, GST_CUDA_BUFFER_COPY_SYSTEM, out_info,
|
|
inbuf, GST_CUDA_BUFFER_COPY_SYSTEM, in_info, ctrans->context,
|
|
ctrans->cuda_stream)) {
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
return GST_FLOW_OK;
|
|
}
|
|
|
|
ret = gst_cuda_buffer_copy (outbuf, out_type, out_info, inbuf, in_type,
|
|
in_info, ctrans->context, ctrans->cuda_stream);
|
|
|
|
/* system memory <-> CUDA copy fallback if possible */
|
|
if (!ret) {
|
|
GstCudaBufferCopyType fallback_in_type = in_type;
|
|
GstCudaBufferCopyType fallback_out_type = out_type;
|
|
|
|
GST_LOG_OBJECT (self,
|
|
"Copy %s -> %s failed, checking whether fallback is possible",
|
|
gst_cuda_buffery_copy_type_to_string (in_type),
|
|
gst_cuda_buffery_copy_type_to_string (out_type));
|
|
|
|
switch (in_type) {
|
|
case GST_CUDA_BUFFER_COPY_GL:
|
|
case GST_CUDA_BUFFER_COPY_D3D11:
|
|
fallback_in_type = GST_CUDA_BUFFER_COPY_SYSTEM;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
switch (out_type) {
|
|
case GST_CUDA_BUFFER_COPY_GL:
|
|
case GST_CUDA_BUFFER_COPY_D3D11:
|
|
fallback_out_type = GST_CUDA_BUFFER_COPY_SYSTEM;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (in_type == fallback_in_type && out_type == fallback_out_type) {
|
|
GST_ERROR_OBJECT (self, "Failed to copy %s -> %s",
|
|
gst_cuda_buffery_copy_type_to_string (in_type),
|
|
gst_cuda_buffery_copy_type_to_string (out_type));
|
|
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
GST_LOG_OBJECT (self, "Trying %s -> %s fallback",
|
|
gst_cuda_buffery_copy_type_to_string (fallback_in_type),
|
|
gst_cuda_buffery_copy_type_to_string (fallback_out_type));
|
|
|
|
ret = gst_cuda_buffer_copy (outbuf, fallback_out_type, out_info, inbuf,
|
|
fallback_in_type, in_info, ctrans->context, ctrans->cuda_stream);
|
|
}
|
|
|
|
if (ret)
|
|
return GST_FLOW_OK;
|
|
|
|
if (in_type == GST_CUDA_BUFFER_COPY_NVMM ||
|
|
out_type == GST_CUDA_BUFFER_COPY_NVMM) {
|
|
GST_ERROR_OBJECT (self, "Failed to copy NVMM memory");
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
/* final fallback using system memory */
|
|
ret = gst_cuda_buffer_copy (outbuf, GST_CUDA_BUFFER_COPY_SYSTEM, out_info,
|
|
inbuf, GST_CUDA_BUFFER_COPY_SYSTEM, in_info, ctrans->context,
|
|
ctrans->cuda_stream);
|
|
|
|
if (ret)
|
|
return GST_FLOW_OK;
|
|
|
|
GST_ERROR_OBJECT (self, "Failed to copy %s -> %s",
|
|
gst_cuda_buffery_copy_type_to_string (in_type),
|
|
gst_cuda_buffery_copy_type_to_string (out_type));
|
|
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
static void
|
|
gst_cuda_upload_class_init (GstCudaUploadClass * klass, gpointer data)
|
|
{
|
|
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
|
|
GstBaseTransformClass *trans_class = GST_BASE_TRANSFORM_CLASS (klass);
|
|
GstCudaMemoryCopyClass *copy_class = GST_CUDA_MEMORY_COPY_CLASS (klass);
|
|
GstCudaMemoryCopyClassData *cdata = (GstCudaMemoryCopyClassData *) data;
|
|
|
|
gst_element_class_add_pad_template (element_class,
|
|
gst_pad_template_new ("sink", GST_PAD_SINK, GST_PAD_ALWAYS,
|
|
cdata->sink_caps));
|
|
gst_element_class_add_pad_template (element_class,
|
|
gst_pad_template_new ("src", GST_PAD_SRC, GST_PAD_ALWAYS,
|
|
cdata->src_caps));
|
|
|
|
gst_element_class_set_static_metadata (element_class,
|
|
"CUDA uploader", "Filter/Video",
|
|
"Uploads data into NVIDA GPU via CUDA APIs",
|
|
"Seungha Yang <seungha.yang@navercorp.com>");
|
|
|
|
trans_class->transform = GST_DEBUG_FUNCPTR (gst_cuda_memory_copy_transform);
|
|
|
|
copy_class->uploader = TRUE;
|
|
|
|
gst_caps_unref (cdata->sink_caps);
|
|
gst_caps_unref (cdata->src_caps);
|
|
g_free (cdata);
|
|
}
|
|
|
|
static void
|
|
gst_cuda_upload_init (GstCudaUpload * self)
|
|
{
|
|
}
|
|
|
|
static void
|
|
gst_cuda_download_class_init (GstCudaDownloadClass * klass, gpointer data)
|
|
{
|
|
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
|
|
GstBaseTransformClass *trans_class = GST_BASE_TRANSFORM_CLASS (klass);
|
|
GstCudaMemoryCopyClass *copy_class = GST_CUDA_MEMORY_COPY_CLASS (klass);
|
|
GstCudaMemoryCopyClassData *cdata = (GstCudaMemoryCopyClassData *) data;
|
|
|
|
gst_element_class_add_pad_template (element_class,
|
|
gst_pad_template_new ("sink", GST_PAD_SINK, GST_PAD_ALWAYS,
|
|
cdata->sink_caps));
|
|
gst_element_class_add_pad_template (element_class,
|
|
gst_pad_template_new ("src", GST_PAD_SRC, GST_PAD_ALWAYS,
|
|
cdata->src_caps));
|
|
|
|
gst_element_class_set_static_metadata (element_class,
|
|
"CUDA downloader", "Filter/Video",
|
|
"Downloads data from NVIDA GPU via CUDA APIs",
|
|
"Seungha Yang <seungha.yang@navercorp.com>");
|
|
|
|
trans_class->transform = GST_DEBUG_FUNCPTR (gst_cuda_memory_copy_transform);
|
|
|
|
copy_class->uploader = FALSE;
|
|
|
|
gst_caps_unref (cdata->sink_caps);
|
|
gst_caps_unref (cdata->src_caps);
|
|
g_free (cdata);
|
|
}
|
|
|
|
static void
|
|
gst_cuda_download_init (GstCudaDownload * self)
|
|
{
|
|
}
|
|
|
|
void
|
|
gst_cuda_memory_copy_register (GstPlugin * plugin, guint rank)
|
|
{
|
|
GType upload_type, download_type;
|
|
GTypeInfo upload_type_info = {
|
|
sizeof (GstCudaUploadClass),
|
|
NULL,
|
|
NULL,
|
|
(GClassInitFunc) gst_cuda_upload_class_init,
|
|
NULL,
|
|
NULL,
|
|
sizeof (GstCudaUpload),
|
|
0,
|
|
(GInstanceInitFunc) gst_cuda_upload_init,
|
|
};
|
|
GTypeInfo download_type_info = {
|
|
sizeof (GstCudaDownloadClass),
|
|
NULL,
|
|
NULL,
|
|
(GClassInitFunc) gst_cuda_download_class_init,
|
|
NULL,
|
|
NULL,
|
|
sizeof (GstCudaDownload),
|
|
0,
|
|
(GInstanceInitFunc) gst_cuda_download_init,
|
|
};
|
|
GstCaps *sys_caps;
|
|
GstCaps *cuda_caps;
|
|
#ifdef HAVE_NVCODEC_NVMM
|
|
GstCaps *nvmm_caps = NULL;
|
|
#endif
|
|
#ifdef HAVE_NVCODEC_GST_GL
|
|
GstCaps *gl_caps;
|
|
#endif
|
|
#ifdef HAVE_NVCODEC_GST_D3D11
|
|
GstCaps *d3d11_caps;
|
|
#endif
|
|
GstCaps *upload_sink_caps;
|
|
GstCaps *upload_src_caps;
|
|
GstCaps *download_sink_caps;
|
|
GstCaps *download_src_caps;
|
|
GstCudaMemoryCopyClassData *upload_cdata;
|
|
GstCudaMemoryCopyClassData *download_cdata;
|
|
|
|
GST_DEBUG_CATEGORY_INIT (gst_cuda_memory_copy_debug,
|
|
"cudamemorycopy", 0, "cudamemorycopy");
|
|
|
|
sys_caps = gst_caps_from_string (GST_VIDEO_CAPS_MAKE (GST_CUDA_FORMATS));
|
|
cuda_caps =
|
|
gst_caps_from_string (GST_VIDEO_CAPS_MAKE_WITH_FEATURES
|
|
(GST_CAPS_FEATURE_MEMORY_CUDA_MEMORY, GST_CUDA_FORMATS));
|
|
#ifdef HAVE_NVCODEC_NVMM
|
|
if (gst_cuda_nvmm_init_once ()) {
|
|
nvmm_caps =
|
|
gst_caps_from_string (GST_VIDEO_CAPS_MAKE_WITH_FEATURES
|
|
(GST_CAPS_FEATURE_MEMORY_CUDA_NVMM_MEMORY, GST_CUDA_NVMM_FORMATS));
|
|
}
|
|
#endif
|
|
#ifdef HAVE_NVCODEC_GST_GL
|
|
gl_caps =
|
|
gst_caps_from_string (GST_VIDEO_CAPS_MAKE_WITH_FEATURES
|
|
(GST_CAPS_FEATURE_MEMORY_GL_MEMORY, GST_CUDA_GL_FORMATS));
|
|
#endif
|
|
#ifdef HAVE_NVCODEC_GST_D3D11
|
|
d3d11_caps =
|
|
gst_caps_from_string (GST_VIDEO_CAPS_MAKE_WITH_FEATURES
|
|
(GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY, GST_CUDA_D3D11_FORMATS));
|
|
#endif
|
|
|
|
upload_sink_caps = gst_caps_copy (sys_caps);
|
|
#ifdef HAVE_NVCODEC_GST_GL
|
|
upload_sink_caps = gst_caps_merge (upload_sink_caps, gst_caps_copy (gl_caps));
|
|
#endif
|
|
#ifdef HAVE_NVCODEC_GST_D3D11
|
|
upload_sink_caps =
|
|
gst_caps_merge (upload_sink_caps, gst_caps_copy (d3d11_caps));
|
|
#endif
|
|
#ifdef HAVE_NVCODEC_NVMM
|
|
if (nvmm_caps) {
|
|
upload_sink_caps = gst_caps_merge (upload_sink_caps,
|
|
gst_caps_copy (nvmm_caps));
|
|
}
|
|
#endif
|
|
upload_sink_caps =
|
|
gst_caps_merge (upload_sink_caps, gst_caps_copy (cuda_caps));
|
|
|
|
upload_src_caps = gst_caps_copy (cuda_caps);
|
|
#ifdef HAVE_NVCODEC_NVMM
|
|
if (nvmm_caps) {
|
|
upload_src_caps = gst_caps_merge (upload_src_caps,
|
|
gst_caps_copy (nvmm_caps));
|
|
}
|
|
#endif
|
|
upload_src_caps = gst_caps_merge (upload_src_caps, gst_caps_copy (sys_caps));
|
|
|
|
download_sink_caps = gst_caps_copy (cuda_caps);
|
|
#ifdef HAVE_NVCODEC_NVMM
|
|
if (nvmm_caps) {
|
|
download_sink_caps = gst_caps_merge (download_sink_caps,
|
|
gst_caps_copy (nvmm_caps));
|
|
}
|
|
#endif
|
|
download_sink_caps =
|
|
gst_caps_merge (download_sink_caps, gst_caps_copy (sys_caps));
|
|
|
|
download_src_caps = sys_caps;
|
|
#ifdef HAVE_NVCODEC_GST_GL
|
|
download_src_caps = gst_caps_merge (download_src_caps, gl_caps);
|
|
#endif
|
|
#ifdef HAVE_NVCODEC_GST_D3D11
|
|
download_src_caps = gst_caps_merge (download_src_caps, d3d11_caps);
|
|
#endif
|
|
#ifdef HAVE_NVCODEC_NVMM
|
|
if (nvmm_caps) {
|
|
download_src_caps = gst_caps_merge (download_src_caps, nvmm_caps);
|
|
}
|
|
#endif
|
|
download_src_caps = gst_caps_merge (download_src_caps, cuda_caps);
|
|
|
|
GST_MINI_OBJECT_FLAG_SET (upload_sink_caps,
|
|
GST_MINI_OBJECT_FLAG_MAY_BE_LEAKED);
|
|
GST_MINI_OBJECT_FLAG_SET (upload_src_caps,
|
|
GST_MINI_OBJECT_FLAG_MAY_BE_LEAKED);
|
|
|
|
GST_MINI_OBJECT_FLAG_SET (download_sink_caps,
|
|
GST_MINI_OBJECT_FLAG_MAY_BE_LEAKED);
|
|
GST_MINI_OBJECT_FLAG_SET (download_src_caps,
|
|
GST_MINI_OBJECT_FLAG_MAY_BE_LEAKED);
|
|
|
|
upload_cdata = g_new0 (GstCudaMemoryCopyClassData, 1);
|
|
upload_cdata->sink_caps = upload_sink_caps;
|
|
upload_cdata->src_caps = upload_src_caps;
|
|
upload_type_info.class_data = upload_cdata;
|
|
|
|
download_cdata = g_new0 (GstCudaMemoryCopyClassData, 1);
|
|
download_cdata->sink_caps = download_sink_caps;
|
|
download_cdata->src_caps = download_src_caps;
|
|
download_type_info.class_data = download_cdata;
|
|
|
|
upload_type = g_type_register_static (GST_TYPE_CUDA_MEMORY_COPY,
|
|
"GstCudaUpload", &upload_type_info, 0);
|
|
download_type = g_type_register_static (GST_TYPE_CUDA_MEMORY_COPY,
|
|
"GstCudaDownload", &download_type_info, 0);
|
|
|
|
if (!gst_element_register (plugin, "cudaupload", rank, upload_type))
|
|
GST_WARNING ("Failed to register cudaupload element");
|
|
|
|
if (!gst_element_register (plugin, "cudadownload", rank, download_type))
|
|
GST_WARNING ("Failed to register cudadownload element");
|
|
}
|