mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-13 03:46:34 +00:00
359e5fd327
On Windows, Win32 event handle is used to wait for encoded output, but it's not available on Linux. We should delay bitstream locking if encoder returns "need-more-input" Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4008>
2428 lines
71 KiB
C++
2428 lines
71 KiB
C++
/* GStreamer
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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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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "gstnvencoder.h"
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#include <gst/cuda/gstcudautils.h>
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#include <gst/cuda/gstcudamemory.h>
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#include <gst/cuda/gstcudabufferpool.h>
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#include <string.h>
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#ifdef GST_CUDA_HAS_D3D
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#include <gst/d3d11/gstd3d11.h>
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#endif
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#ifdef G_OS_WIN32
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#include <wrl.h>
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/* *INDENT-OFF* */
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using namespace Microsoft::WRL;
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/* *INDENT-ON* */
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#endif
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GST_DEBUG_CATEGORY_STATIC (gst_nv_encoder_debug);
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#define GST_CAT_DEFAULT gst_nv_encoder_debug
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#define GET_LOCK(e) (&(GST_NV_ENCODER_CAST(e)->priv->lock))
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#define GST_NV_ENCODER_LOCK(e) G_STMT_START { \
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GST_TRACE_OBJECT (e, "Locking from thread %p", g_thread_self ()); \
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g_mutex_lock(GET_LOCK(e)); \
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GST_TRACE_OBJECT (e, "Locked from thread %p", g_thread_self ()); \
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} G_STMT_END
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#define GST_NV_ENCODER_UNLOCK(e) G_STMT_START { \
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GST_TRACE_OBJECT (e, "Unlocking from thread %p", g_thread_self ()); \
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g_mutex_unlock(GET_LOCK(e)); \
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} G_STMT_END
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struct _GstNvEncoderPrivate
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{
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GstCudaContext *context;
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CUstream cuda_stream;
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#ifdef GST_CUDA_HAS_D3D
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GstD3D11Device *device;
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GstD3D11Fence *fence;
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#endif
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GstNvEncoderDeviceMode subclass_device_mode;
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GstNvEncoderDeviceMode selected_device_mode;
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gint64 dxgi_adapter_luid;
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guint cuda_device_id;
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NV_ENC_INITIALIZE_PARAMS init_params;
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NV_ENC_CONFIG config;
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gpointer session;
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guint lookahead;
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GstVideoCodecState *input_state;
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GstBufferPool *internal_pool;
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GstClockTime dts_offset;
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/* Array of GstNvEncoderTask, holding ownership */
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GArray *task_pool;
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GQueue free_tasks;
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GQueue pending_tasks;
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GQueue output_tasks;
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GMutex lock;
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GCond cond;
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GRecMutex context_lock;
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GThread *encoding_thread;
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GstFlowReturn last_flow;
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};
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/**
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* GstNvEncoder:
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*
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* Since: 1.22
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*/
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#define gst_nv_encoder_parent_class parent_class
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G_DEFINE_ABSTRACT_TYPE_WITH_PRIVATE (GstNvEncoder, gst_nv_encoder,
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GST_TYPE_VIDEO_ENCODER);
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static void gst_nv_encoder_finalize (GObject * object);
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static void gst_nv_encoder_set_context (GstElement * element,
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GstContext * context);
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static gboolean gst_nv_encoder_open (GstVideoEncoder * encoder);
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static gboolean gst_nv_encoder_close (GstVideoEncoder * encoder);
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static gboolean gst_nv_encoder_stop (GstVideoEncoder * encoder);
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static gboolean gst_nv_encoder_sink_query (GstVideoEncoder * encoder,
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GstQuery * query);
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static gboolean gst_nv_encoder_src_query (GstVideoEncoder * encoder,
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GstQuery * query);
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static gboolean gst_nv_encoder_propose_allocation (GstVideoEncoder *
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encoder, GstQuery * query);
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static gboolean gst_nv_encoder_set_format (GstVideoEncoder * encoder,
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GstVideoCodecState * state);
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static GstFlowReturn gst_nv_encoder_handle_frame (GstVideoEncoder *
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encoder, GstVideoCodecFrame * frame);
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static GstFlowReturn gst_nv_encoder_finish (GstVideoEncoder * encoder);
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static gboolean gst_nv_encoder_flush (GstVideoEncoder * encoder);
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static void gst_nv_encoder_task_clear (GstNvEncoderTask * task);
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static void
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gst_nv_encoder_class_init (GstNvEncoderClass * klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
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GstVideoEncoderClass *videoenc_class = GST_VIDEO_ENCODER_CLASS (klass);
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object_class->finalize = gst_nv_encoder_finalize;
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element_class->set_context = GST_DEBUG_FUNCPTR (gst_nv_encoder_set_context);
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videoenc_class->open = GST_DEBUG_FUNCPTR (gst_nv_encoder_open);
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videoenc_class->close = GST_DEBUG_FUNCPTR (gst_nv_encoder_close);
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videoenc_class->stop = GST_DEBUG_FUNCPTR (gst_nv_encoder_stop);
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videoenc_class->sink_query = GST_DEBUG_FUNCPTR (gst_nv_encoder_sink_query);
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videoenc_class->src_query = GST_DEBUG_FUNCPTR (gst_nv_encoder_src_query);
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videoenc_class->propose_allocation =
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GST_DEBUG_FUNCPTR (gst_nv_encoder_propose_allocation);
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videoenc_class->set_format = GST_DEBUG_FUNCPTR (gst_nv_encoder_set_format);
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videoenc_class->handle_frame =
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GST_DEBUG_FUNCPTR (gst_nv_encoder_handle_frame);
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videoenc_class->finish = GST_DEBUG_FUNCPTR (gst_nv_encoder_finish);
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videoenc_class->flush = GST_DEBUG_FUNCPTR (gst_nv_encoder_flush);
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GST_DEBUG_CATEGORY_INIT (gst_nv_encoder_debug, "nvencoder", 0, "nvencoder");
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gst_type_mark_as_plugin_api (GST_TYPE_NV_ENCODER, (GstPluginAPIFlags) 0);
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gst_type_mark_as_plugin_api (GST_TYPE_NV_ENCODER_PRESET,
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(GstPluginAPIFlags) 0);
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gst_type_mark_as_plugin_api (GST_TYPE_NV_ENCODER_RC_MODE,
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(GstPluginAPIFlags) 0);
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}
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static void
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gst_nv_encoder_init (GstNvEncoder * self)
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{
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GstNvEncoderPrivate *priv;
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self->priv = priv = (GstNvEncoderPrivate *)
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gst_nv_encoder_get_instance_private (self);
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priv->task_pool = g_array_new (FALSE, TRUE, sizeof (GstNvEncoderTask));
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g_array_set_clear_func (priv->task_pool,
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(GDestroyNotify) gst_nv_encoder_task_clear);
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g_queue_init (&priv->free_tasks);
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g_queue_init (&priv->pending_tasks);
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g_queue_init (&priv->output_tasks);
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g_mutex_init (&priv->lock);
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g_cond_init (&priv->cond);
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g_rec_mutex_init (&priv->context_lock);
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gst_video_encoder_set_min_pts (GST_VIDEO_ENCODER (self),
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GST_SECOND * 60 * 60 * 1000);
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}
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static void
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gst_nv_encoder_finalize (GObject * object)
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{
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GstNvEncoder *self = GST_NV_ENCODER (object);
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GstNvEncoderPrivate *priv = self->priv;
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g_array_unref (priv->task_pool);
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g_mutex_clear (&priv->lock);
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g_cond_clear (&priv->cond);
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g_rec_mutex_clear (&priv->context_lock);
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G_OBJECT_CLASS (parent_class)->finalize (object);
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}
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static void
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gst_nv_encoder_set_context (GstElement * element, GstContext * context)
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{
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GstNvEncoder *self = GST_NV_ENCODER (element);
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GstNvEncoderPrivate *priv = self->priv;
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g_rec_mutex_lock (&priv->context_lock);
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switch (priv->selected_device_mode) {
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#ifdef GST_CUDA_HAS_D3D
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case GST_NV_ENCODER_DEVICE_D3D11:
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gst_d3d11_handle_set_context_for_adapter_luid (element,
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context, priv->dxgi_adapter_luid, &priv->device);
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break;
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#endif
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case GST_NV_ENCODER_DEVICE_CUDA:
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gst_cuda_handle_set_context (element, context, priv->cuda_device_id,
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&priv->context);
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break;
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default:
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break;
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}
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g_rec_mutex_unlock (&priv->context_lock);
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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_nv_encoder_reset (GstNvEncoder * self)
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{
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GstNvEncoderPrivate *priv = self->priv;
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GST_LOG_OBJECT (self, "Reset");
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g_array_set_size (priv->task_pool, 0);
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if (priv->internal_pool) {
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gst_buffer_pool_set_active (priv->internal_pool, FALSE);
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gst_clear_object (&priv->internal_pool);
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}
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if (priv->session) {
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NvEncDestroyEncoder (priv->session);
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priv->session = NULL;
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}
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if (priv->context && priv->cuda_stream) {
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gst_cuda_context_push (priv->context);
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CuStreamDestroy (priv->cuda_stream);
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gst_cuda_context_pop (nullptr);
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priv->cuda_stream = nullptr;
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}
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g_queue_clear (&priv->free_tasks);
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g_queue_clear (&priv->pending_tasks);
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g_queue_clear (&priv->output_tasks);
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priv->last_flow = GST_FLOW_OK;
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return TRUE;
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}
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static gboolean
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gst_nv_encoder_device_lock (GstNvEncoder * self)
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{
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GstNvEncoderPrivate *priv = self->priv;
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gboolean ret = TRUE;
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switch (priv->selected_device_mode) {
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#ifdef GST_CUDA_HAS_D3D
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case GST_NV_ENCODER_DEVICE_D3D11:
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gst_d3d11_device_lock (priv->device);
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break;
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#endif
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case GST_NV_ENCODER_DEVICE_CUDA:
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ret = gst_cuda_context_push (priv->context);
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break;
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default:
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break;
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}
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return ret;
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}
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static gboolean
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gst_nv_encoder_device_unlock (GstNvEncoder * self)
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{
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GstNvEncoderPrivate *priv = self->priv;
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gboolean ret = TRUE;
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switch (priv->selected_device_mode) {
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#ifdef GST_CUDA_HAS_D3D
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case GST_NV_ENCODER_DEVICE_D3D11:
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gst_d3d11_device_unlock (priv->device);
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break;
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#endif
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case GST_NV_ENCODER_DEVICE_CUDA:
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ret = gst_cuda_context_pop (nullptr);
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break;
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default:
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break;
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}
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return ret;
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}
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static GstFlowReturn
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gst_nv_encoder_get_free_task (GstNvEncoder * self, GstNvEncoderTask ** task,
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gboolean check_last_flow)
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{
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GstNvEncoderPrivate *priv = self->priv;
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GstFlowReturn ret = GST_FLOW_OK;
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GstNvEncoderTask *free_task = NULL;
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GST_NV_ENCODER_LOCK (self);
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if (check_last_flow) {
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if (priv->last_flow != GST_FLOW_OK) {
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ret = priv->last_flow;
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GST_NV_ENCODER_UNLOCK (self);
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return ret;
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}
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while (priv->last_flow == GST_FLOW_OK && (free_task = (GstNvEncoderTask *)
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g_queue_pop_head (&priv->free_tasks)) == NULL) {
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g_cond_wait (&priv->cond, &priv->lock);
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}
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ret = priv->last_flow;
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if (ret != GST_FLOW_OK && free_task) {
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g_queue_push_tail (&priv->free_tasks, free_task);
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free_task = NULL;
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}
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} else {
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while ((free_task = (GstNvEncoderTask *)
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g_queue_pop_head (&priv->free_tasks)) == NULL)
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g_cond_wait (&priv->cond, &priv->lock);
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}
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GST_NV_ENCODER_UNLOCK (self);
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*task = free_task;
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return ret;
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}
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static gboolean
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gst_nv_encoder_drain (GstNvEncoder * self, gboolean locked)
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{
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GstNvEncoderPrivate *priv = self->priv;
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NV_ENC_PIC_PARAMS pic_params = { 0, };
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NVENCSTATUS status;
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GstNvEncoderTask *task;
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GstNvEncoderTask *pending_task;
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if (!priv->session || !priv->encoding_thread)
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return TRUE;
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GST_DEBUG_OBJECT (self, "Drain");
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if (locked)
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GST_VIDEO_ENCODER_STREAM_UNLOCK (self);
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gst_nv_encoder_get_free_task (self, &task, FALSE);
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task->is_eos = TRUE;
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pic_params.version = gst_nvenc_get_pic_params_version ();
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pic_params.encodePicFlags = NV_ENC_PIC_FLAG_EOS;
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pic_params.completionEvent = task->event_handle;
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gst_nv_encoder_device_lock (self);
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status = NvEncEncodePicture (priv->session, &pic_params);
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if (status != NV_ENC_SUCCESS) {
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GST_DEBUG_OBJECT (self, "Drain returned status %" GST_NVENC_STATUS_FORMAT,
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GST_NVENC_STATUS_ARGS (status));
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#ifdef G_OS_WIN32
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if (task->event_handle) {
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SetEvent (task->event_handle);
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}
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#endif
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}
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gst_nv_encoder_device_unlock (self);
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GST_NV_ENCODER_LOCK (self);
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while ((pending_task =
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(GstNvEncoderTask *) g_queue_pop_head (&priv->pending_tasks)) !=
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nullptr) {
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g_queue_push_tail (&priv->output_tasks, pending_task);
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}
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g_queue_push_tail (&priv->output_tasks, task);
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g_cond_broadcast (&priv->cond);
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GST_NV_ENCODER_UNLOCK (self);
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g_clear_pointer (&priv->encoding_thread, g_thread_join);
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gst_nv_encoder_reset (self);
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if (locked)
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GST_VIDEO_ENCODER_STREAM_LOCK (self);
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return TRUE;
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}
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#ifdef GST_CUDA_HAS_D3D
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static gboolean
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gst_nv_encoder_open_d3d11_device (GstNvEncoder * self)
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{
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GstNvEncoderPrivate *priv = self->priv;
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ComPtr < ID3D10Multithread > multi_thread;
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ID3D11Device *device_handle;
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HRESULT hr;
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if (!gst_d3d11_ensure_element_data_for_adapter_luid (GST_ELEMENT (self),
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priv->dxgi_adapter_luid, &priv->device)) {
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GST_ERROR_OBJECT (self, "Cannot create d3d11device");
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return FALSE;
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}
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device_handle = gst_d3d11_device_get_device_handle (priv->device);
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hr = device_handle->QueryInterface (IID_PPV_ARGS (&multi_thread));
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if (!gst_d3d11_result (hr, priv->device)) {
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GST_ERROR_OBJECT (self, "ID3D10Multithread interface is unavailable");
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gst_clear_object (&priv->device);
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return FALSE;
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}
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multi_thread->SetMultithreadProtected (TRUE);
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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_nv_encoder_open (GstVideoEncoder * encoder)
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{
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GstNvEncoder *self = GST_NV_ENCODER (encoder);
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GstNvEncoderPrivate *priv = self->priv;
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switch (priv->selected_device_mode) {
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case GST_NV_ENCODER_DEVICE_AUTO_SELECT:
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/* Will open GPU later */
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return TRUE;
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#ifdef GST_CUDA_HAS_D3D
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case GST_NV_ENCODER_DEVICE_D3D11:
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return gst_nv_encoder_open_d3d11_device (self);
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#endif
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case GST_NV_ENCODER_DEVICE_CUDA:
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if (!gst_cuda_ensure_element_context (GST_ELEMENT_CAST (encoder),
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priv->cuda_device_id, &priv->context)) {
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GST_ERROR_OBJECT (self, "failed to create CUDA context");
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return FALSE;
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}
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break;
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default:
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g_assert_not_reached ();
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return FALSE;
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}
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return TRUE;
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}
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static gboolean
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gst_nv_encoder_close (GstVideoEncoder * encoder)
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{
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GstNvEncoder *self = GST_NV_ENCODER (encoder);
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GstNvEncoderPrivate *priv = self->priv;
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gst_clear_object (&priv->context);
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#ifdef GST_CUDA_HAS_D3D
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gst_clear_d3d11_fence (&priv->fence);
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gst_clear_object (&priv->device);
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#endif
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return TRUE;
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}
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static gboolean
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gst_nv_encoder_stop (GstVideoEncoder * encoder)
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{
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GstNvEncoder *self = GST_NV_ENCODER (encoder);
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GstNvEncoderPrivate *priv = self->priv;
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GST_DEBUG_OBJECT (self, "Stop");
|
|
|
|
gst_nv_encoder_drain (self, FALSE);
|
|
|
|
if (priv->subclass_device_mode == GST_NV_ENCODER_DEVICE_AUTO_SELECT) {
|
|
gst_clear_object (&priv->context);
|
|
#ifdef GST_CUDA_HAS_D3D
|
|
gst_clear_object (&priv->device);
|
|
#endif
|
|
priv->selected_device_mode = GST_NV_ENCODER_DEVICE_AUTO_SELECT;
|
|
}
|
|
|
|
g_clear_pointer (&priv->input_state, gst_video_codec_state_unref);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_nv_encoder_handle_context_query (GstNvEncoder * self, GstQuery * query)
|
|
{
|
|
GstNvEncoderPrivate *priv = self->priv;
|
|
gboolean ret = FALSE;
|
|
|
|
g_rec_mutex_lock (&priv->context_lock);
|
|
|
|
switch (priv->selected_device_mode) {
|
|
#ifdef GST_CUDA_HAS_D3D
|
|
case GST_NV_ENCODER_DEVICE_D3D11:
|
|
ret = gst_d3d11_handle_context_query (GST_ELEMENT (self),
|
|
query, priv->device);
|
|
break;
|
|
#endif
|
|
case GST_NV_ENCODER_DEVICE_CUDA:
|
|
ret = gst_cuda_handle_context_query (GST_ELEMENT (self),
|
|
query, priv->context);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
g_rec_mutex_unlock (&priv->context_lock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static gboolean
|
|
gst_nv_encoder_sink_query (GstVideoEncoder * encoder, GstQuery * query)
|
|
{
|
|
GstNvEncoder *self = GST_NV_ENCODER (encoder);
|
|
|
|
switch (GST_QUERY_TYPE (query)) {
|
|
case GST_QUERY_CONTEXT:
|
|
if (gst_nv_encoder_handle_context_query (self, query))
|
|
return TRUE;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return GST_VIDEO_ENCODER_CLASS (parent_class)->sink_query (encoder, query);
|
|
}
|
|
|
|
static gboolean
|
|
gst_nv_encoder_src_query (GstVideoEncoder * encoder, GstQuery * query)
|
|
{
|
|
GstNvEncoder *self = GST_NV_ENCODER (encoder);
|
|
|
|
switch (GST_QUERY_TYPE (query)) {
|
|
case GST_QUERY_CONTEXT:
|
|
if (gst_nv_encoder_handle_context_query (self, query))
|
|
return TRUE;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return GST_VIDEO_ENCODER_CLASS (parent_class)->src_query (encoder, query);
|
|
}
|
|
|
|
static gboolean
|
|
gst_nv_encoder_propose_allocation (GstVideoEncoder * encoder, GstQuery * query)
|
|
{
|
|
GstNvEncoder *self = GST_NV_ENCODER (encoder);
|
|
GstNvEncoderPrivate *priv = self->priv;
|
|
GstVideoInfo info;
|
|
GstBufferPool *pool = NULL;
|
|
GstCaps *caps;
|
|
guint size;
|
|
GstStructure *config;
|
|
GstCapsFeatures *features;
|
|
guint min_buffers;
|
|
|
|
gst_query_parse_allocation (query, &caps, NULL);
|
|
if (!caps) {
|
|
GST_WARNING_OBJECT (self, "null caps in query");
|
|
return FALSE;
|
|
}
|
|
|
|
if (!gst_video_info_from_caps (&info, caps)) {
|
|
GST_WARNING_OBJECT (self, "Failed to convert caps into info");
|
|
return FALSE;
|
|
}
|
|
|
|
features = gst_caps_get_features (caps, 0);
|
|
min_buffers = gst_nv_encoder_get_task_size (self);
|
|
if (min_buffers == 0) {
|
|
GstNvEncoderClass *klass = GST_NV_ENCODER_GET_CLASS (self);
|
|
|
|
min_buffers = klass->calculate_min_buffers (self);
|
|
}
|
|
|
|
switch (priv->subclass_device_mode) {
|
|
case GST_NV_ENCODER_DEVICE_AUTO_SELECT:
|
|
/* Use upstream pool in case of auto select mode. We don't know which
|
|
* GPU to use at this moment */
|
|
gst_query_add_allocation_meta (query, GST_VIDEO_META_API_TYPE, nullptr);
|
|
gst_query_add_allocation_pool (query, nullptr, info.size, min_buffers, 0);
|
|
return TRUE;
|
|
#ifdef GST_CUDA_HAS_D3D
|
|
case GST_NV_ENCODER_DEVICE_D3D11:
|
|
if (features && gst_caps_features_contains (features,
|
|
GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY)) {
|
|
GST_DEBUG_OBJECT (self, "upstream support d3d11 memory");
|
|
pool = gst_d3d11_buffer_pool_new (priv->device);
|
|
}
|
|
break;
|
|
#endif
|
|
case GST_NV_ENCODER_DEVICE_CUDA:
|
|
if (features && gst_caps_features_contains (features,
|
|
GST_CAPS_FEATURE_MEMORY_CUDA_MEMORY)) {
|
|
GST_DEBUG_OBJECT (self, "upstream support CUDA memory");
|
|
pool = gst_cuda_buffer_pool_new (priv->context);
|
|
}
|
|
break;
|
|
default:
|
|
g_assert_not_reached ();
|
|
return FALSE;
|
|
}
|
|
|
|
if (!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, min_buffers, 0);
|
|
|
|
if (!gst_buffer_pool_set_config (pool, config)) {
|
|
GST_WARNING_OBJECT (self, "Failed to set pool config");
|
|
gst_object_unref (pool);
|
|
return FALSE;
|
|
}
|
|
|
|
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, min_buffers, 0);
|
|
gst_query_add_allocation_meta (query, GST_VIDEO_META_API_TYPE, NULL);
|
|
gst_object_unref (pool);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/* called with lock */
|
|
static void
|
|
gst_nv_encoder_task_reset (GstNvEncoder * self, GstNvEncoderTask * task)
|
|
{
|
|
GstNvEncoderPrivate *priv = self->priv;
|
|
|
|
if (!task)
|
|
return;
|
|
|
|
if (task->buffer) {
|
|
gst_nv_encoder_device_lock (self);
|
|
if (priv->session) {
|
|
NvEncUnmapInputResource (priv->session,
|
|
task->mapped_resource.mappedResource);
|
|
NvEncUnregisterResource (priv->session,
|
|
task->register_resource.registeredResource);
|
|
}
|
|
gst_nv_encoder_device_unlock (self);
|
|
|
|
gst_buffer_unmap (task->buffer, &task->map_info);
|
|
gst_clear_buffer (&task->buffer);
|
|
}
|
|
#ifdef G_OS_WIN32
|
|
if (task->event_handle)
|
|
ResetEvent (task->event_handle);
|
|
#endif
|
|
|
|
task->is_eos = FALSE;
|
|
|
|
g_queue_push_head (&priv->free_tasks, task);
|
|
}
|
|
|
|
static gboolean
|
|
gst_nv_encoder_create_event_handle (GstNvEncoder * self, gpointer session,
|
|
gpointer * event_handle)
|
|
{
|
|
#ifdef G_OS_WIN32
|
|
NV_ENC_EVENT_PARAMS event_params = { 0, };
|
|
NVENCSTATUS status;
|
|
|
|
event_params.version = gst_nvenc_get_event_params_version ();
|
|
event_params.completionEvent = CreateEvent (NULL, FALSE, FALSE, NULL);
|
|
status = NvEncRegisterAsyncEvent (session, &event_params);
|
|
|
|
if (status != NV_ENC_SUCCESS) {
|
|
GST_ERROR_OBJECT (self,
|
|
"Failed to register async event handle, status %"
|
|
GST_NVENC_STATUS_FORMAT, GST_NVENC_STATUS_ARGS (status));
|
|
CloseHandle (event_params.completionEvent);
|
|
return FALSE;
|
|
}
|
|
|
|
*event_handle = event_params.completionEvent;
|
|
#endif
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_d3d11_encoder_wait_for_event_handle (GstNvEncoder * self,
|
|
gpointer event_handle)
|
|
{
|
|
#ifdef G_OS_WIN32
|
|
/* NVCODEC SDK uses 20s */
|
|
if (WaitForSingleObject (event_handle, 20000) == WAIT_FAILED) {
|
|
GST_ERROR_OBJECT (self, "Failed to wait for completion event");
|
|
return FALSE;
|
|
}
|
|
#endif
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
gst_nv_encoder_destroy_event_handle (GstNvEncoder * self, gpointer session,
|
|
gpointer event_handle)
|
|
{
|
|
#ifdef G_OS_WIN32
|
|
NV_ENC_EVENT_PARAMS event_params = { 0, };
|
|
NVENCSTATUS status;
|
|
|
|
event_params.version = gst_nvenc_get_event_params_version ();
|
|
event_params.completionEvent = event_handle;
|
|
status = NvEncUnregisterAsyncEvent (session, &event_params);
|
|
CloseHandle (event_handle);
|
|
|
|
if (status != NV_ENC_SUCCESS) {
|
|
GST_ERROR_OBJECT (self,
|
|
"Failed to unregister async event handle, status %"
|
|
GST_NVENC_STATUS_FORMAT, GST_NVENC_STATUS_ARGS (status));
|
|
}
|
|
#endif
|
|
}
|
|
|
|
static void
|
|
gst_nv_encoder_task_clear (GstNvEncoderTask * task)
|
|
{
|
|
GstNvEncoder *self;
|
|
GstNvEncoderPrivate *priv;
|
|
|
|
if (!task)
|
|
return;
|
|
|
|
self = task->encoder;
|
|
priv = self->priv;
|
|
|
|
if (priv->session) {
|
|
gst_nv_encoder_device_lock (self);
|
|
if (task->buffer) {
|
|
NvEncUnmapInputResource (priv->session,
|
|
task->mapped_resource.mappedResource);
|
|
NvEncUnregisterResource (priv->session,
|
|
task->register_resource.registeredResource);
|
|
}
|
|
if (task->output_ptr)
|
|
NvEncDestroyBitstreamBuffer (priv->session, task->output_ptr);
|
|
if (task->input_buffer.inputBuffer)
|
|
NvEncDestroyInputBuffer (priv->session, task->input_buffer.inputBuffer);
|
|
if (task->event_handle) {
|
|
gst_nv_encoder_destroy_event_handle (self, priv->session,
|
|
task->event_handle);
|
|
}
|
|
|
|
gst_nv_encoder_device_unlock (self);
|
|
}
|
|
|
|
if (task->buffer) {
|
|
gst_buffer_unmap (task->buffer, &task->map_info);
|
|
gst_clear_buffer (&task->buffer);
|
|
}
|
|
|
|
memset (task, 0, sizeof (GstNvEncoderTask));
|
|
}
|
|
|
|
static NV_ENC_PIC_STRUCT
|
|
gst_nv_encoder_get_pic_struct (GstNvEncoder * self, GstBuffer * buffer)
|
|
{
|
|
GstNvEncoderPrivate *priv = self->priv;
|
|
GstVideoInfo *info = &priv->input_state->info;
|
|
|
|
if (!GST_VIDEO_INFO_IS_INTERLACED (info))
|
|
return NV_ENC_PIC_STRUCT_FRAME;
|
|
|
|
if (GST_VIDEO_INFO_INTERLACE_MODE (info) == GST_VIDEO_INTERLACE_MODE_MIXED) {
|
|
if (!GST_BUFFER_FLAG_IS_SET (buffer, GST_VIDEO_BUFFER_FLAG_INTERLACED)) {
|
|
return NV_ENC_PIC_STRUCT_FRAME;
|
|
}
|
|
|
|
if (GST_BUFFER_FLAG_IS_SET (buffer, GST_VIDEO_BUFFER_FLAG_TFF))
|
|
return NV_ENC_PIC_STRUCT_FIELD_TOP_BOTTOM;
|
|
|
|
return NV_ENC_PIC_STRUCT_FIELD_BOTTOM_TOP;
|
|
}
|
|
|
|
switch (GST_VIDEO_INFO_FIELD_ORDER (info)) {
|
|
case GST_VIDEO_FIELD_ORDER_TOP_FIELD_FIRST:
|
|
return NV_ENC_PIC_STRUCT_FIELD_TOP_BOTTOM;
|
|
break;
|
|
case GST_VIDEO_FIELD_ORDER_BOTTOM_FIELD_FIRST:
|
|
return NV_ENC_PIC_STRUCT_FIELD_BOTTOM_TOP;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (GST_BUFFER_FLAG_IS_SET (buffer, GST_VIDEO_BUFFER_FLAG_TFF))
|
|
return NV_ENC_PIC_STRUCT_FIELD_TOP_BOTTOM;
|
|
|
|
return NV_ENC_PIC_STRUCT_FIELD_BOTTOM_TOP;
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_nv_encoder_encode_frame (GstNvEncoder * self,
|
|
GstVideoCodecFrame * frame, GstNvEncoderTask * task)
|
|
{
|
|
GstNvEncoderPrivate *priv = self->priv;
|
|
NV_ENC_PIC_PARAMS pic_params = { 0, };
|
|
NVENCSTATUS status;
|
|
guint retry_count = 0;
|
|
const guint retry_threshold = 100;
|
|
|
|
pic_params.version = gst_nvenc_get_pic_params_version ();
|
|
if (task->buffer) {
|
|
pic_params.inputWidth = task->register_resource.width;
|
|
pic_params.inputHeight = task->register_resource.height;
|
|
pic_params.inputPitch = task->register_resource.pitch;
|
|
pic_params.inputBuffer = task->mapped_resource.mappedResource;
|
|
pic_params.bufferFmt = task->mapped_resource.mappedBufferFmt;
|
|
} else {
|
|
pic_params.inputWidth = task->input_buffer.width;
|
|
pic_params.inputHeight = task->input_buffer.height;
|
|
pic_params.inputPitch = task->lk_input_buffer.pitch;
|
|
pic_params.inputBuffer = task->input_buffer.inputBuffer;
|
|
pic_params.bufferFmt = task->input_buffer.bufferFmt;
|
|
}
|
|
|
|
pic_params.frameIdx = frame->system_frame_number;
|
|
pic_params.inputTimeStamp = frame->pts;
|
|
pic_params.inputDuration = frame->duration;
|
|
pic_params.outputBitstream = task->output_ptr;
|
|
pic_params.completionEvent = task->event_handle;
|
|
pic_params.pictureStruct = gst_nv_encoder_get_pic_struct (self, task->buffer);
|
|
if (GST_VIDEO_CODEC_FRAME_IS_FORCE_KEYFRAME (frame))
|
|
pic_params.encodePicFlags = NV_ENC_PIC_FLAG_FORCEIDR;
|
|
|
|
do {
|
|
gst_nv_encoder_device_lock (self);
|
|
status = NvEncEncodePicture (priv->session, &pic_params);
|
|
gst_nv_encoder_device_unlock (self);
|
|
|
|
if (status == NV_ENC_ERR_ENCODER_BUSY) {
|
|
if (retry_count < 100) {
|
|
GST_DEBUG_OBJECT (self, "GPU is busy, retry count (%d/%d)", retry_count,
|
|
retry_threshold);
|
|
retry_count++;
|
|
|
|
/* Magic number 1ms */
|
|
g_usleep (1000);
|
|
continue;
|
|
} else {
|
|
GST_ERROR_OBJECT (self, "GPU is keep busy, give up");
|
|
break;
|
|
}
|
|
}
|
|
|
|
break;
|
|
} while (TRUE);
|
|
|
|
GST_NV_ENCODER_LOCK (self);
|
|
if (status != NV_ENC_SUCCESS && status != NV_ENC_ERR_NEED_MORE_INPUT) {
|
|
GST_ERROR_OBJECT (self, "Encode return %" GST_NVENC_STATUS_FORMAT,
|
|
GST_NVENC_STATUS_ARGS (status));
|
|
gst_nv_encoder_task_reset (self, task);
|
|
GST_NV_ENCODER_UNLOCK (self);
|
|
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
gst_video_codec_frame_set_user_data (frame, task, NULL);
|
|
|
|
/* On Windows and if async encoding is enabled, output thread will wait
|
|
* for completion event. But on Linux, async encoding is not supported.
|
|
* So, we should wait for NV_ENC_SUCCESS in case of sync mode
|
|
* (it would introduce latency though).
|
|
* Otherwise nvEncLockBitstream() will return error */
|
|
if (task->event_handle) {
|
|
/* Windows only path */
|
|
g_queue_push_tail (&priv->output_tasks, task);
|
|
g_cond_broadcast (&priv->cond);
|
|
} else {
|
|
g_queue_push_tail (&priv->pending_tasks, task);
|
|
if (status == NV_ENC_SUCCESS) {
|
|
bool notify = false;
|
|
|
|
/* XXX: nvEncLockBitstream() will return NV_ENC_ERR_INVALID_PARAM
|
|
* if lookahead is enabled. See also
|
|
* https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/494
|
|
*/
|
|
while (g_queue_get_length (&priv->pending_tasks) > priv->lookahead) {
|
|
GstNvEncoderTask *pending_task =
|
|
(GstNvEncoderTask *) g_queue_pop_head (&priv->pending_tasks);
|
|
|
|
g_queue_push_tail (&priv->output_tasks, pending_task);
|
|
notify = true;
|
|
}
|
|
|
|
if (notify)
|
|
g_cond_broadcast (&priv->cond);
|
|
}
|
|
}
|
|
|
|
GST_NV_ENCODER_UNLOCK (self);
|
|
|
|
return GST_FLOW_OK;
|
|
}
|
|
|
|
static GstVideoCodecFrame *
|
|
gst_nv_encoder_find_output_frame (GstVideoEncoder * self,
|
|
GstNvEncoderTask * task)
|
|
{
|
|
GList *frames, *iter;
|
|
GstVideoCodecFrame *ret = NULL;
|
|
|
|
frames = gst_video_encoder_get_frames (self);
|
|
|
|
for (iter = frames; iter; iter = g_list_next (iter)) {
|
|
GstVideoCodecFrame *frame = (GstVideoCodecFrame *) iter->data;
|
|
GstNvEncoderTask *other = (GstNvEncoderTask *)
|
|
gst_video_codec_frame_get_user_data (frame);
|
|
|
|
if (!other)
|
|
continue;
|
|
|
|
if (other == task) {
|
|
ret = frame;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (ret)
|
|
gst_video_codec_frame_ref (ret);
|
|
|
|
if (frames)
|
|
g_list_free_full (frames, (GDestroyNotify) gst_video_codec_frame_unref);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static gpointer
|
|
gst_nv_encoder_thread_func (GstNvEncoder * self)
|
|
{
|
|
GstVideoEncoder *encoder = GST_VIDEO_ENCODER (self);
|
|
GstNvEncoderClass *klass = GST_NV_ENCODER_GET_CLASS (self);
|
|
GstNvEncoderPrivate *priv = self->priv;
|
|
GstNvEncoderTask *task = NULL;
|
|
|
|
do {
|
|
NV_ENC_LOCK_BITSTREAM bitstream = { 0, };
|
|
NVENCSTATUS status;
|
|
GstVideoCodecFrame *frame;
|
|
GstFlowReturn ret;
|
|
|
|
GST_NV_ENCODER_LOCK (self);
|
|
while ((task = (GstNvEncoderTask *)
|
|
g_queue_pop_head (&priv->output_tasks)) == NULL) {
|
|
g_cond_wait (&priv->cond, &priv->lock);
|
|
}
|
|
GST_NV_ENCODER_UNLOCK (self);
|
|
|
|
if (task->event_handle) {
|
|
if (!gst_d3d11_encoder_wait_for_event_handle (self, task->event_handle)) {
|
|
GST_ELEMENT_ERROR (self, STREAM, ENCODE, (NULL),
|
|
("Failed to wait for event signal"));
|
|
goto error;
|
|
}
|
|
}
|
|
|
|
if (task->is_eos) {
|
|
GST_INFO_OBJECT (self, "Got EOS packet");
|
|
|
|
GST_NV_ENCODER_LOCK (self);
|
|
gst_nv_encoder_task_reset (self, task);
|
|
g_cond_broadcast (&priv->cond);
|
|
GST_NV_ENCODER_UNLOCK (self);
|
|
|
|
goto exit_thread;
|
|
}
|
|
|
|
frame = gst_nv_encoder_find_output_frame (encoder, task);
|
|
if (!frame) {
|
|
GST_ELEMENT_ERROR (self, STREAM, ENCODE, (NULL),
|
|
("Failed to find associated codec frame"));
|
|
goto error;
|
|
}
|
|
|
|
if (!gst_nv_encoder_device_lock (self)) {
|
|
GST_ELEMENT_ERROR (self, STREAM, ENCODE, (NULL),
|
|
("Failed to lock device"));
|
|
goto error;
|
|
}
|
|
|
|
bitstream.version = gst_nvenc_get_lock_bitstream_version ();
|
|
bitstream.outputBitstream = task->output_ptr;
|
|
|
|
status = NvEncLockBitstream (priv->session, &bitstream);
|
|
if (status != NV_ENC_SUCCESS) {
|
|
gst_nv_encoder_device_unlock (self);
|
|
GST_ELEMENT_ERROR (self, STREAM, ENCODE, (NULL),
|
|
("Failed to lock bitstream, status: %" GST_NVENC_STATUS_FORMAT,
|
|
GST_NVENC_STATUS_ARGS (status)));
|
|
goto error;
|
|
}
|
|
|
|
if (klass->create_output_buffer) {
|
|
frame->output_buffer = klass->create_output_buffer (self, &bitstream);
|
|
} else {
|
|
frame->output_buffer =
|
|
gst_buffer_new_memdup (bitstream.bitstreamBufferPtr,
|
|
bitstream.bitstreamSizeInBytes);
|
|
}
|
|
|
|
GST_BUFFER_FLAG_SET (frame->output_buffer, GST_BUFFER_FLAG_MARKER);
|
|
|
|
if (bitstream.pictureType == NV_ENC_PIC_TYPE_IDR)
|
|
GST_VIDEO_CODEC_FRAME_SET_SYNC_POINT (frame);
|
|
|
|
NvEncUnlockBitstream (priv->session, task->output_ptr);
|
|
gst_nv_encoder_device_unlock (self);
|
|
|
|
frame->dts = frame->pts - priv->dts_offset;
|
|
frame->pts = bitstream.outputTimeStamp;
|
|
frame->duration = bitstream.outputDuration;
|
|
|
|
ret = gst_video_encoder_finish_frame (encoder, frame);
|
|
if (ret != GST_FLOW_OK) {
|
|
GST_INFO_OBJECT (self,
|
|
"Finish frame returned %s", gst_flow_get_name (ret));
|
|
}
|
|
|
|
GST_NV_ENCODER_LOCK (self);
|
|
gst_nv_encoder_task_reset (self, task);
|
|
priv->last_flow = ret;
|
|
g_cond_broadcast (&priv->cond);
|
|
GST_NV_ENCODER_UNLOCK (self);
|
|
|
|
if (ret != GST_FLOW_OK) {
|
|
GST_INFO_OBJECT (self, "Push returned %s", gst_flow_get_name (ret));
|
|
goto exit_thread;
|
|
}
|
|
} while (TRUE);
|
|
|
|
exit_thread:
|
|
{
|
|
GST_INFO_OBJECT (self, "Exiting thread");
|
|
|
|
return NULL;
|
|
|
|
}
|
|
error:
|
|
{
|
|
GST_NV_ENCODER_LOCK (self);
|
|
gst_nv_encoder_task_reset (self, task);
|
|
priv->last_flow = GST_FLOW_ERROR;
|
|
g_cond_broadcast (&priv->cond);
|
|
GST_NV_ENCODER_UNLOCK (self);
|
|
|
|
goto exit_thread;
|
|
}
|
|
}
|
|
|
|
static guint
|
|
gst_nv_encoder_calculate_task_pool_size (GstNvEncoder * self,
|
|
NV_ENC_CONFIG * config)
|
|
{
|
|
guint num_tasks;
|
|
|
|
/* At least 4 surfaces are required as documented by Nvidia Encoder guide */
|
|
num_tasks = 4;
|
|
|
|
/* lookahead depth */
|
|
num_tasks += config->rcParams.lookaheadDepth;
|
|
|
|
/* B frames + 1 */
|
|
num_tasks += MAX (0, config->frameIntervalP - 1) + 1;
|
|
|
|
GST_DEBUG_OBJECT (self, "Calculated task pool size: %d "
|
|
"(lookahead %d, frameIntervalP %d)",
|
|
num_tasks, config->rcParams.lookaheadDepth, config->frameIntervalP);
|
|
|
|
return num_tasks;
|
|
}
|
|
|
|
static gboolean
|
|
gst_nv_encoder_open_encode_session (GstNvEncoder * self, gpointer * session)
|
|
{
|
|
GstNvEncoderPrivate *priv = self->priv;
|
|
NV_ENC_OPEN_ENCODE_SESSION_EX_PARAMS session_params = { 0, };
|
|
session_params.version =
|
|
gst_nvenc_get_open_encode_session_ex_params_version ();
|
|
session_params.apiVersion = gst_nvenc_get_api_version ();
|
|
NVENCSTATUS status;
|
|
|
|
switch (priv->selected_device_mode) {
|
|
#ifdef GST_CUDA_HAS_D3D
|
|
case GST_NV_ENCODER_DEVICE_D3D11:
|
|
session_params.deviceType = NV_ENC_DEVICE_TYPE_DIRECTX;
|
|
session_params.device = gst_d3d11_device_get_device_handle (priv->device);
|
|
break;
|
|
#endif
|
|
case GST_NV_ENCODER_DEVICE_CUDA:
|
|
session_params.deviceType = NV_ENC_DEVICE_TYPE_CUDA;
|
|
session_params.device = gst_cuda_context_get_handle (priv->context);
|
|
break;
|
|
default:
|
|
g_assert_not_reached ();
|
|
return FALSE;
|
|
}
|
|
|
|
status = NvEncOpenEncodeSessionEx (&session_params, session);
|
|
if (status != NV_ENC_SUCCESS) {
|
|
GST_ERROR_OBJECT (self, "Failed to open session, status: %"
|
|
GST_NVENC_STATUS_FORMAT, GST_NVENC_STATUS_ARGS (status));
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
#ifdef GST_CUDA_HAS_D3D
|
|
static GstBufferPool *
|
|
gst_nv_encoder_create_d3d11_pool (GstNvEncoder * self,
|
|
GstVideoCodecState * state)
|
|
{
|
|
GstNvEncoderPrivate *priv = self->priv;
|
|
GstStructure *config;
|
|
GstBufferPool *pool = NULL;
|
|
GstD3D11AllocationParams *params;
|
|
|
|
params = gst_d3d11_allocation_params_new (priv->device, &state->info,
|
|
GST_D3D11_ALLOCATION_FLAG_DEFAULT, 0, D3D11_RESOURCE_MISC_SHARED);
|
|
|
|
pool = gst_d3d11_buffer_pool_new (priv->device);
|
|
|
|
config = gst_buffer_pool_get_config (pool);
|
|
gst_buffer_pool_config_set_d3d11_allocation_params (config, params);
|
|
gst_d3d11_allocation_params_free (params);
|
|
|
|
gst_buffer_pool_config_set_params (config, state->caps,
|
|
GST_VIDEO_INFO_SIZE (&state->info), 0, 0);
|
|
if (!gst_buffer_pool_set_config (pool, config)) {
|
|
GST_ERROR_OBJECT (self, "Failed to set pool config");
|
|
gst_object_unref (pool);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
if (!gst_buffer_pool_set_active (pool, TRUE)) {
|
|
GST_ERROR_OBJECT (self, "Failed to set active");
|
|
gst_object_unref (pool);
|
|
return NULL;
|
|
}
|
|
|
|
return pool;
|
|
}
|
|
#endif
|
|
|
|
static GstBufferPool *
|
|
gst_nv_encoder_create_pool (GstNvEncoder * self, GstVideoCodecState * state)
|
|
{
|
|
GstNvEncoderPrivate *priv = self->priv;
|
|
GstStructure *config;
|
|
GstBufferPool *pool = NULL;
|
|
|
|
/* At this moment device type must be selected already */
|
|
switch (priv->selected_device_mode) {
|
|
#ifdef GST_CUDA_HAS_D3D
|
|
case GST_NV_ENCODER_DEVICE_D3D11:
|
|
return gst_nv_encoder_create_d3d11_pool (self, state);
|
|
#endif
|
|
case GST_NV_ENCODER_DEVICE_CUDA:
|
|
pool = gst_cuda_buffer_pool_new (priv->context);
|
|
break;
|
|
default:
|
|
g_assert_not_reached ();
|
|
return FALSE;
|
|
}
|
|
|
|
config = gst_buffer_pool_get_config (pool);
|
|
gst_buffer_pool_config_set_params (config, state->caps,
|
|
GST_VIDEO_INFO_SIZE (&state->info), 0, 0);
|
|
if (!gst_buffer_pool_set_config (pool, config)) {
|
|
GST_ERROR_OBJECT (self, "Failed to set pool config");
|
|
gst_object_unref (pool);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
if (!gst_buffer_pool_set_active (pool, TRUE)) {
|
|
GST_ERROR_OBJECT (self, "Failed to set active");
|
|
gst_object_unref (pool);
|
|
return NULL;
|
|
}
|
|
|
|
return pool;
|
|
}
|
|
|
|
static gboolean
|
|
gst_nv_encoder_init_session (GstNvEncoder * self, GstBuffer * in_buf)
|
|
{
|
|
GstNvEncoderPrivate *priv = self->priv;
|
|
GstNvEncoderClass *klass = GST_NV_ENCODER_GET_CLASS (self);
|
|
GstVideoCodecState *state = priv->input_state;
|
|
GstVideoInfo *info = &state->info;
|
|
NVENCSTATUS status;
|
|
guint task_pool_size;
|
|
gint fps_n, fps_d;
|
|
GstClockTime frame_duration, min_latency, max_latency;
|
|
guint i;
|
|
|
|
gst_nv_encoder_reset (self);
|
|
|
|
memset (&priv->init_params, 0, sizeof (NV_ENC_INITIALIZE_PARAMS));
|
|
memset (&priv->config, 0, sizeof (NV_ENC_CONFIG));
|
|
|
|
if (priv->selected_device_mode == GST_NV_ENCODER_DEVICE_AUTO_SELECT) {
|
|
GstNvEncoderDeviceData data;
|
|
gboolean ret;
|
|
|
|
if (!in_buf) {
|
|
GST_DEBUG_OBJECT (self, "Unknown device mode, open session later");
|
|
return TRUE;
|
|
}
|
|
|
|
if (!klass->select_device (self, info, in_buf, &data)) {
|
|
GST_ELEMENT_ERROR (self, STREAM, ENCODE, (NULL),
|
|
("Failed to select device mode"));
|
|
return FALSE;
|
|
}
|
|
|
|
GST_DEBUG_OBJECT (self,
|
|
"Selected device mode: %d, cuda-device-id: %d, adapter-luid %"
|
|
G_GINT64_FORMAT, data.device_mode, data.cuda_device_id,
|
|
data.adapter_luid);
|
|
|
|
g_assert (data.device_mode == GST_NV_ENCODER_DEVICE_CUDA ||
|
|
data.device_mode == GST_NV_ENCODER_DEVICE_D3D11);
|
|
|
|
g_rec_mutex_lock (&priv->context_lock);
|
|
priv->selected_device_mode = data.device_mode;
|
|
priv->cuda_device_id = data.cuda_device_id;
|
|
priv->dxgi_adapter_luid = data.adapter_luid;
|
|
gst_clear_object (&priv->context);
|
|
if (data.device_mode == GST_NV_ENCODER_DEVICE_CUDA)
|
|
priv->context = (GstCudaContext *) data.device;
|
|
#ifdef GST_CUDA_HAS_D3D
|
|
gst_clear_object (&priv->device);
|
|
if (data.device_mode == GST_NV_ENCODER_DEVICE_D3D11)
|
|
priv->device = (GstD3D11Device *) data.device;
|
|
#endif
|
|
|
|
ret = gst_nv_encoder_open (GST_VIDEO_ENCODER (self));
|
|
g_rec_mutex_unlock (&priv->context_lock);
|
|
|
|
if (!ret) {
|
|
GST_ELEMENT_ERROR (self, STREAM, ENCODE, (NULL),
|
|
("Failed to open device"));
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
priv->internal_pool = gst_nv_encoder_create_pool (self, state);
|
|
if (!priv->internal_pool) {
|
|
GST_ELEMENT_ERROR (self, STREAM, ENCODE, (NULL),
|
|
("Failed to create internal pool"));
|
|
return FALSE;
|
|
}
|
|
|
|
if (!gst_nv_encoder_device_lock (self)) {
|
|
GST_ELEMENT_ERROR (self, STREAM, ENCODE, (NULL), ("Failed to lock device"));
|
|
gst_nv_encoder_reset (self);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!gst_nv_encoder_open_encode_session (self, &priv->session)) {
|
|
GST_ELEMENT_ERROR (self, STREAM, ENCODE, (NULL),
|
|
("Failed to open session"));
|
|
goto error;
|
|
}
|
|
|
|
if (!klass->set_format (self, state, priv->session, &priv->init_params,
|
|
&priv->config)) {
|
|
GST_ELEMENT_ERROR (self, STREAM, ENCODE, (NULL), ("Failed to set format"));
|
|
goto error;
|
|
}
|
|
|
|
priv->init_params.encodeConfig = &priv->config;
|
|
status = NvEncInitializeEncoder (priv->session, &priv->init_params);
|
|
if (status != NV_ENC_SUCCESS) {
|
|
GST_ELEMENT_ERROR (self, STREAM, ENCODE, (NULL),
|
|
("Failed to init encoder, status: %"
|
|
GST_NVENC_STATUS_FORMAT, GST_NVENC_STATUS_ARGS (status)));
|
|
goto error;
|
|
}
|
|
|
|
if (priv->selected_device_mode == GST_NV_ENCODER_DEVICE_CUDA &&
|
|
gst_nvenc_have_set_io_cuda_streams ()) {
|
|
CUresult cuda_ret = CuStreamCreate (&priv->cuda_stream, CU_STREAM_DEFAULT);
|
|
|
|
if (gst_cuda_result (cuda_ret)) {
|
|
status = NvEncSetIOCudaStreams (priv->session,
|
|
(NV_ENC_CUSTREAM_PTR) & priv->cuda_stream,
|
|
(NV_ENC_CUSTREAM_PTR) & priv->cuda_stream);
|
|
if (status != NV_ENC_SUCCESS) {
|
|
GST_WARNING_OBJECT (self, "NvEncSetIOCudaStreams failed, status: %"
|
|
GST_NVENC_STATUS_FORMAT, GST_NVENC_STATUS_ARGS (status));
|
|
}
|
|
}
|
|
}
|
|
|
|
priv->lookahead = priv->config.rcParams.lookaheadDepth;
|
|
task_pool_size = gst_nv_encoder_calculate_task_pool_size (self,
|
|
&priv->config);
|
|
g_array_set_size (priv->task_pool, task_pool_size);
|
|
|
|
for (i = 0; i < task_pool_size; i++) {
|
|
NV_ENC_CREATE_BITSTREAM_BUFFER buffer_params = { 0, };
|
|
GstNvEncoderTask *task = (GstNvEncoderTask *)
|
|
& g_array_index (priv->task_pool, GstNvEncoderTask, i);
|
|
|
|
task->encoder = self;
|
|
|
|
buffer_params.version = gst_nvenc_get_create_bitstream_buffer_version ();
|
|
status = NvEncCreateBitstreamBuffer (priv->session, &buffer_params);
|
|
|
|
if (status != NV_ENC_SUCCESS) {
|
|
GST_ELEMENT_ERROR (self, STREAM, ENCODE, (NULL),
|
|
("Failed to create bitstream buffer, status: %"
|
|
GST_NVENC_STATUS_FORMAT, GST_NVENC_STATUS_ARGS (status)));
|
|
goto error;
|
|
}
|
|
|
|
task->output_ptr = buffer_params.bitstreamBuffer;
|
|
|
|
if (priv->init_params.enableEncodeAsync) {
|
|
if (!gst_nv_encoder_create_event_handle (self,
|
|
priv->session, &task->event_handle)) {
|
|
GST_ELEMENT_ERROR (self, STREAM, ENCODE, (NULL),
|
|
("Failed to create async event handle"));
|
|
goto error;
|
|
}
|
|
}
|
|
|
|
g_queue_push_tail (&priv->free_tasks, task);
|
|
}
|
|
gst_nv_encoder_device_unlock (self);
|
|
|
|
if (!klass->set_output_state (self, priv->input_state, priv->session)) {
|
|
GST_ELEMENT_ERROR (self, STREAM, ENCODE, (NULL),
|
|
("Failed to set output state"));
|
|
gst_nv_encoder_reset (self);
|
|
return FALSE;
|
|
}
|
|
|
|
priv->encoding_thread = g_thread_new ("GstNvEncoderThread",
|
|
(GThreadFunc) gst_nv_encoder_thread_func, self);
|
|
|
|
if (info->fps_n > 0 && info->fps_d > 0) {
|
|
fps_n = info->fps_n;
|
|
fps_d = info->fps_d;
|
|
} else {
|
|
fps_n = 25;
|
|
fps_d = 1;
|
|
}
|
|
|
|
frame_duration = gst_util_uint64_scale (GST_SECOND, fps_d, fps_n);
|
|
|
|
priv->dts_offset = 0;
|
|
/* Calculate DTS offset for B frame. NVENC does not provide DTS */
|
|
if (priv->config.frameIntervalP > 1)
|
|
priv->dts_offset = frame_duration * (priv->config.frameIntervalP - 1);
|
|
|
|
min_latency = priv->dts_offset +
|
|
priv->config.rcParams.lookaheadDepth * frame_duration;
|
|
max_latency = frame_duration * priv->task_pool->len;
|
|
gst_video_encoder_set_latency (GST_VIDEO_ENCODER (self),
|
|
min_latency, max_latency);
|
|
|
|
return TRUE;
|
|
|
|
error:
|
|
gst_nv_encoder_device_unlock (self);
|
|
|
|
gst_nv_encoder_reset (self);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_nv_encoder_reconfigure_session (GstNvEncoder * self)
|
|
{
|
|
GstNvEncoderPrivate *priv = self->priv;
|
|
NV_ENC_RECONFIGURE_PARAMS params = { 0, };
|
|
NVENCSTATUS status;
|
|
|
|
if (!priv->session) {
|
|
GST_WARNING_OBJECT (self,
|
|
"Encoding session was not configured, open session");
|
|
gst_nv_encoder_drain (self, TRUE);
|
|
|
|
return gst_nv_encoder_init_session (self, nullptr);
|
|
}
|
|
|
|
params.version = gst_nvenc_get_reconfigure_params_version ();
|
|
params.reInitEncodeParams = priv->init_params;
|
|
params.reInitEncodeParams.encodeConfig = &priv->config;
|
|
|
|
status = NvEncReconfigureEncoder (priv->session, ¶ms);
|
|
if (status != NV_ENC_SUCCESS) {
|
|
GST_WARNING_OBJECT (self, "Failed to reconfigure encoder, status %"
|
|
GST_NVENC_STATUS_FORMAT, GST_NVENC_STATUS_ARGS (status));
|
|
gst_nv_encoder_drain (self, TRUE);
|
|
|
|
return gst_nv_encoder_init_session (self, nullptr);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_nv_encoder_set_format (GstVideoEncoder * encoder,
|
|
GstVideoCodecState * state)
|
|
{
|
|
GstNvEncoder *self = GST_NV_ENCODER (encoder);
|
|
GstNvEncoderPrivate *priv = self->priv;
|
|
|
|
gst_nv_encoder_drain (self, TRUE);
|
|
|
|
g_clear_pointer (&priv->input_state, gst_video_codec_state_unref);
|
|
priv->input_state = gst_video_codec_state_ref (state);
|
|
priv->last_flow = GST_FLOW_OK;
|
|
|
|
/* select device again on next buffer */
|
|
if (priv->subclass_device_mode == GST_NV_ENCODER_DEVICE_AUTO_SELECT)
|
|
priv->selected_device_mode = GST_NV_ENCODER_DEVICE_AUTO_SELECT;
|
|
|
|
return gst_nv_encoder_init_session (self, nullptr);
|
|
}
|
|
|
|
static NV_ENC_BUFFER_FORMAT
|
|
gst_nv_encoder_get_buffer_format (GstNvEncoder * self, GstVideoFormat format)
|
|
{
|
|
switch (format) {
|
|
case GST_VIDEO_FORMAT_NV12:
|
|
return NV_ENC_BUFFER_FORMAT_NV12;
|
|
case GST_VIDEO_FORMAT_Y444:
|
|
return NV_ENC_BUFFER_FORMAT_YUV444;
|
|
case GST_VIDEO_FORMAT_P010_10LE:
|
|
return NV_ENC_BUFFER_FORMAT_YUV420_10BIT;
|
|
case GST_VIDEO_FORMAT_Y444_16LE:
|
|
return NV_ENC_BUFFER_FORMAT_YUV444_10BIT;
|
|
default:
|
|
GST_ERROR_OBJECT (self, "Unexpected format %s",
|
|
gst_video_format_to_string (format));
|
|
g_assert_not_reached ();
|
|
break;
|
|
}
|
|
|
|
return NV_ENC_BUFFER_FORMAT_UNDEFINED;
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_nv_encoder_copy_system (GstNvEncoder * self, const GstVideoInfo * info,
|
|
GstBuffer * buffer, gpointer session, GstNvEncoderTask * task)
|
|
{
|
|
NVENCSTATUS status;
|
|
GstVideoFrame frame;
|
|
guint8 *dst_data;
|
|
NV_ENC_BUFFER_FORMAT format;
|
|
|
|
format =
|
|
gst_nv_encoder_get_buffer_format (self, GST_VIDEO_INFO_FORMAT (info));
|
|
if (format == NV_ENC_BUFFER_FORMAT_UNDEFINED)
|
|
return GST_FLOW_ERROR;
|
|
|
|
if (!gst_video_frame_map (&frame, info, buffer, GST_MAP_READ)) {
|
|
GST_ERROR_OBJECT (self, "Failed to map buffer");
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
if (!task->input_buffer.inputBuffer) {
|
|
NV_ENC_CREATE_INPUT_BUFFER input_buffer = { 0, };
|
|
input_buffer.version = gst_nvenc_get_create_input_buffer_version ();
|
|
input_buffer.width = info->width;
|
|
input_buffer.height = info->height;
|
|
input_buffer.bufferFmt = format;
|
|
|
|
status = NvEncCreateInputBuffer (session, &input_buffer);
|
|
if (status != NV_ENC_SUCCESS) {
|
|
GST_ERROR_OBJECT (self, "Failed to create input buffer, status %"
|
|
GST_NVENC_STATUS_FORMAT, GST_NVENC_STATUS_ARGS (status));
|
|
gst_video_frame_unmap (&frame);
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
task->input_buffer = input_buffer;
|
|
}
|
|
|
|
task->lk_input_buffer.version = gst_nvenc_get_lock_input_buffer_version ();
|
|
task->lk_input_buffer.inputBuffer = task->input_buffer.inputBuffer;
|
|
status = NvEncLockInputBuffer (session, &task->lk_input_buffer);
|
|
if (status != NV_ENC_SUCCESS) {
|
|
GST_ERROR_OBJECT (self, "Failed to lock input buffer, status %"
|
|
GST_NVENC_STATUS_FORMAT, GST_NVENC_STATUS_ARGS (status));
|
|
gst_video_frame_unmap (&frame);
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
dst_data = (guint8 *) task->lk_input_buffer.bufferDataPtr;
|
|
|
|
for (guint i = 0; i < GST_VIDEO_FRAME_N_PLANES (&frame); i++) {
|
|
guint8 *src_data = (guint8 *) GST_VIDEO_FRAME_PLANE_DATA (&frame, i);
|
|
guint width_in_bytes = GST_VIDEO_FRAME_COMP_WIDTH (&frame, i) *
|
|
GST_VIDEO_FRAME_COMP_PSTRIDE (&frame, i);
|
|
guint stride = GST_VIDEO_FRAME_PLANE_STRIDE (&frame, i);
|
|
guint height = GST_VIDEO_FRAME_COMP_HEIGHT (&frame, i);
|
|
|
|
for (guint j = 0; j < height; j++) {
|
|
memcpy (dst_data, src_data, width_in_bytes);
|
|
dst_data += task->lk_input_buffer.pitch;
|
|
src_data += stride;
|
|
}
|
|
}
|
|
|
|
NvEncUnlockInputBuffer (session, task->input_buffer.inputBuffer);
|
|
gst_video_frame_unmap (&frame);
|
|
|
|
return GST_FLOW_OK;
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_nv_encoder_prepare_task_input_cuda (GstNvEncoder * self,
|
|
const GstVideoInfo * info, GstBuffer * buffer, gpointer session,
|
|
GstNvEncoderTask * task)
|
|
{
|
|
GstNvEncoderPrivate *priv = self->priv;
|
|
GstMemory *mem;
|
|
GstCudaMemory *cmem;
|
|
NVENCSTATUS status;
|
|
|
|
mem = gst_buffer_peek_memory (buffer, 0);
|
|
if (!gst_is_cuda_memory (mem)) {
|
|
GST_LOG_OBJECT (self, "Not a CUDA buffer, system copy");
|
|
return gst_nv_encoder_copy_system (self, info, buffer, session, task);
|
|
}
|
|
|
|
cmem = GST_CUDA_MEMORY_CAST (mem);
|
|
if (cmem->context != priv->context) {
|
|
GST_LOG_OBJECT (self, "Different context, system copy");
|
|
return gst_nv_encoder_copy_system (self, info, buffer, session, task);
|
|
}
|
|
|
|
task->buffer = gst_buffer_ref (buffer);
|
|
if (!gst_buffer_map (task->buffer, &task->map_info,
|
|
(GstMapFlags) (GST_MAP_READ | GST_MAP_CUDA))) {
|
|
GST_ERROR_OBJECT (self, "Failed to map buffer");
|
|
gst_clear_buffer (&task->buffer);
|
|
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
cmem = (GstCudaMemory *) gst_buffer_peek_memory (task->buffer, 0);
|
|
|
|
task->register_resource.version = gst_nvenc_get_register_resource_version ();
|
|
task->register_resource.resourceType =
|
|
NV_ENC_INPUT_RESOURCE_TYPE_CUDADEVICEPTR;
|
|
task->register_resource.width = cmem->info.width;
|
|
task->register_resource.height = cmem->info.height;
|
|
task->register_resource.pitch = cmem->info.stride[0];
|
|
task->register_resource.resourceToRegister = task->map_info.data;
|
|
task->register_resource.bufferFormat =
|
|
gst_nv_encoder_get_buffer_format (self, GST_VIDEO_INFO_FORMAT (info));
|
|
if (task->register_resource.bufferFormat == NV_ENC_BUFFER_FORMAT_UNDEFINED)
|
|
return GST_FLOW_ERROR;
|
|
|
|
status = NvEncRegisterResource (session, &task->register_resource);
|
|
if (status != NV_ENC_SUCCESS) {
|
|
GST_ERROR_OBJECT (self, "Failed to register resource, status %"
|
|
GST_NVENC_STATUS_FORMAT, GST_NVENC_STATUS_ARGS (status));
|
|
|
|
gst_buffer_unmap (task->buffer, &task->map_info);
|
|
gst_clear_buffer (&task->buffer);
|
|
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
task->mapped_resource.version = gst_nvenc_get_map_input_resource_version ();
|
|
task->mapped_resource.registeredResource =
|
|
task->register_resource.registeredResource;
|
|
status = NvEncMapInputResource (session, &task->mapped_resource);
|
|
if (status != NV_ENC_SUCCESS) {
|
|
GST_ERROR_OBJECT (self, "Failed to map input resource, status %"
|
|
GST_NVENC_STATUS_FORMAT, GST_NVENC_STATUS_ARGS (status));
|
|
NvEncUnregisterResource (session,
|
|
task->register_resource.registeredResource);
|
|
|
|
gst_buffer_unmap (task->buffer, &task->map_info);
|
|
gst_clear_buffer (&task->buffer);
|
|
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
return GST_FLOW_OK;
|
|
}
|
|
|
|
#ifdef GST_CUDA_HAS_D3D
|
|
static GstBuffer *
|
|
gst_nv_encoder_copy_d3d11 (GstNvEncoder * self,
|
|
GstBuffer * src_buffer, GstBufferPool * pool, gboolean shared)
|
|
{
|
|
GstNvEncoderPrivate *priv = self->priv;
|
|
D3D11_TEXTURE2D_DESC src_desc, dst_desc;
|
|
D3D11_BOX src_box;
|
|
guint subresource_idx;
|
|
GstMemory *src_mem, *dst_mem;
|
|
GstMapInfo src_info, dst_info;
|
|
ID3D11Texture2D *src_tex, *dst_tex;
|
|
ID3D11Device *device_handle;
|
|
ID3D11DeviceContext *device_context;
|
|
GstBuffer *dst_buffer;
|
|
GstFlowReturn ret;
|
|
ComPtr < IDXGIResource > dxgi_resource;
|
|
ComPtr < ID3D11Texture2D > shared_texture;
|
|
HANDLE shared_handle;
|
|
GstD3D11Device *device;
|
|
HRESULT hr;
|
|
|
|
ret = gst_buffer_pool_acquire_buffer (pool, &dst_buffer, NULL);
|
|
if (ret != GST_FLOW_OK) {
|
|
GST_ERROR_OBJECT (self, "Failed to acquire buffer");
|
|
return NULL;
|
|
}
|
|
|
|
src_mem = gst_buffer_peek_memory (src_buffer, 0);
|
|
dst_mem = gst_buffer_peek_memory (dst_buffer, 0);
|
|
|
|
device = GST_D3D11_MEMORY_CAST (src_mem)->device;
|
|
|
|
device_handle = gst_d3d11_device_get_device_handle (device);
|
|
device_context = gst_d3d11_device_get_device_context_handle (device);
|
|
|
|
if (!gst_memory_map (src_mem, &src_info,
|
|
(GstMapFlags) (GST_MAP_READ | GST_MAP_D3D11))) {
|
|
GST_WARNING ("Failed to map src memory");
|
|
gst_buffer_unref (dst_buffer);
|
|
return NULL;
|
|
}
|
|
|
|
if (!gst_memory_map (dst_mem, &dst_info,
|
|
(GstMapFlags) (GST_MAP_WRITE | GST_MAP_D3D11))) {
|
|
GST_WARNING ("Failed to map dst memory");
|
|
gst_memory_unmap (src_mem, &src_info);
|
|
gst_buffer_unref (dst_buffer);
|
|
return NULL;
|
|
}
|
|
|
|
src_tex = (ID3D11Texture2D *) src_info.data;
|
|
dst_tex = (ID3D11Texture2D *) dst_info.data;
|
|
|
|
gst_d3d11_memory_get_texture_desc (GST_D3D11_MEMORY_CAST (src_mem),
|
|
&src_desc);
|
|
gst_d3d11_memory_get_texture_desc (GST_D3D11_MEMORY_CAST (dst_mem),
|
|
&dst_desc);
|
|
subresource_idx =
|
|
gst_d3d11_memory_get_subresource_index (GST_D3D11_MEMORY_CAST (src_mem));
|
|
|
|
if (shared) {
|
|
hr = dst_tex->QueryInterface (IID_PPV_ARGS (&dxgi_resource));
|
|
if (!gst_d3d11_result (hr, priv->device)) {
|
|
GST_ERROR_OBJECT (self,
|
|
"IDXGIResource interface is not available, hr: 0x%x", (guint) hr);
|
|
goto error;
|
|
}
|
|
|
|
hr = dxgi_resource->GetSharedHandle (&shared_handle);
|
|
if (!gst_d3d11_result (hr, priv->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to get shared handle, hr: 0x%x",
|
|
(guint) hr);
|
|
goto error;
|
|
}
|
|
|
|
hr = device_handle->OpenSharedResource (shared_handle,
|
|
IID_PPV_ARGS (&shared_texture));
|
|
|
|
if (!gst_d3d11_result (hr, device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to get shared texture, hr: 0x%x",
|
|
(guint) hr);
|
|
goto error;
|
|
}
|
|
|
|
dst_tex = shared_texture.Get ();
|
|
}
|
|
|
|
src_box.left = 0;
|
|
src_box.top = 0;
|
|
src_box.front = 0;
|
|
src_box.back = 1;
|
|
src_box.right = MIN (src_desc.Width, dst_desc.Width);
|
|
src_box.bottom = MIN (src_desc.Height, dst_desc.Height);
|
|
|
|
if (shared) {
|
|
if (priv->fence && priv->fence->device != device)
|
|
gst_clear_d3d11_fence (&priv->fence);
|
|
|
|
if (!priv->fence)
|
|
priv->fence = gst_d3d11_device_create_fence (device);
|
|
|
|
if (!priv->fence) {
|
|
GST_ERROR_OBJECT (self, "Couldn't crete fence");
|
|
goto error;
|
|
}
|
|
|
|
gst_d3d11_device_lock (device);
|
|
}
|
|
|
|
device_context->CopySubresourceRegion (dst_tex, 0,
|
|
0, 0, 0, src_tex, subresource_idx, &src_box);
|
|
|
|
if (shared) {
|
|
if (!gst_d3d11_fence_signal (priv->fence) ||
|
|
!gst_d3d11_fence_wait (priv->fence)) {
|
|
GST_ERROR_OBJECT (self, "Couldn't sync GPU operation");
|
|
gst_d3d11_device_unlock (device);
|
|
gst_clear_d3d11_fence (&priv->fence);
|
|
goto error;
|
|
}
|
|
|
|
gst_d3d11_device_unlock (device);
|
|
}
|
|
|
|
gst_memory_unmap (dst_mem, &dst_info);
|
|
gst_memory_unmap (src_mem, &src_info);
|
|
|
|
return dst_buffer;
|
|
|
|
error:
|
|
gst_memory_unmap (dst_mem, &dst_info);
|
|
gst_memory_unmap (src_mem, &src_info);
|
|
gst_buffer_unref (dst_buffer);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static GstBuffer *
|
|
gst_nv_encoder_upload_d3d11_frame (GstNvEncoder * self,
|
|
const GstVideoInfo * info, GstBuffer * buffer, GstBufferPool * pool)
|
|
{
|
|
GstD3D11Memory *dmem;
|
|
D3D11_TEXTURE2D_DESC desc;
|
|
|
|
dmem = (GstD3D11Memory *) gst_buffer_peek_memory (buffer, 0);
|
|
|
|
gst_d3d11_memory_get_texture_desc (dmem, &desc);
|
|
if (desc.Usage != D3D11_USAGE_DEFAULT) {
|
|
GST_TRACE_OBJECT (self, "Not a default usage texture, d3d11 copy");
|
|
return gst_nv_encoder_copy_d3d11 (self, buffer, pool, FALSE);
|
|
}
|
|
|
|
GST_TRACE_OBJECT (self, "Use input buffer without copy");
|
|
|
|
return gst_buffer_ref (buffer);
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_nv_encoder_prepare_task_input_d3d11 (GstNvEncoder * self,
|
|
const GstVideoInfo * info, GstBuffer * buffer, gpointer session,
|
|
GstBufferPool * pool, GstNvEncoderTask * task)
|
|
{
|
|
GstNvEncoderPrivate *priv = self->priv;
|
|
GstMemory *mem;
|
|
GstD3D11Memory *dmem;
|
|
D3D11_TEXTURE2D_DESC desc;
|
|
NVENCSTATUS status;
|
|
|
|
if (gst_buffer_n_memory (buffer) > 1) {
|
|
GST_LOG_OBJECT (self, "Not a native DXGI format, system copy");
|
|
return gst_nv_encoder_copy_system (self, info, buffer, session, task);
|
|
}
|
|
|
|
mem = gst_buffer_peek_memory (buffer, 0);
|
|
if (!gst_is_d3d11_memory (mem)) {
|
|
GST_LOG_OBJECT (self, "Not a D3D11 buffer, system copy");
|
|
return gst_nv_encoder_copy_system (self, info, buffer, session, task);
|
|
}
|
|
|
|
dmem = GST_D3D11_MEMORY_CAST (mem);
|
|
if (dmem->device != priv->device) {
|
|
gint64 adapter_luid;
|
|
|
|
g_object_get (dmem->device, "adapter-luid", &adapter_luid, NULL);
|
|
if (adapter_luid == priv->dxgi_adapter_luid) {
|
|
GST_LOG_OBJECT (self, "Different device but same GPU, copy d3d11");
|
|
task->buffer = gst_nv_encoder_copy_d3d11 (self, buffer, pool, TRUE);
|
|
} else {
|
|
GST_LOG_OBJECT (self, "Different device, system copy");
|
|
return gst_nv_encoder_copy_system (self, info, buffer, session, task);
|
|
}
|
|
}
|
|
|
|
if (!task->buffer)
|
|
task->buffer = gst_nv_encoder_upload_d3d11_frame (self, info, buffer, pool);
|
|
|
|
if (!task->buffer) {
|
|
GST_ERROR_OBJECT (self, "Failed to upload buffer");
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
if (!gst_buffer_map (task->buffer, &task->map_info,
|
|
(GstMapFlags) (GST_MAP_READ | GST_MAP_D3D11))) {
|
|
GST_ERROR_OBJECT (self, "Failed to map buffer");
|
|
gst_clear_buffer (&task->buffer);
|
|
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
dmem = (GstD3D11Memory *) gst_buffer_peek_memory (task->buffer, 0);
|
|
gst_d3d11_memory_get_texture_desc (dmem, &desc);
|
|
|
|
task->register_resource.version = gst_nvenc_get_register_resource_version ();
|
|
task->register_resource.resourceType = NV_ENC_INPUT_RESOURCE_TYPE_DIRECTX;
|
|
task->register_resource.width = desc.Width;
|
|
task->register_resource.height = desc.Height;
|
|
switch (desc.Format) {
|
|
case DXGI_FORMAT_NV12:
|
|
task->register_resource.bufferFormat = NV_ENC_BUFFER_FORMAT_NV12;
|
|
break;
|
|
case DXGI_FORMAT_P010:
|
|
task->register_resource.bufferFormat = NV_ENC_BUFFER_FORMAT_YUV420_10BIT;
|
|
break;
|
|
default:
|
|
GST_ERROR_OBJECT (self, "Unexpected DXGI format %d", desc.Format);
|
|
g_assert_not_reached ();
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
task->register_resource.subResourceIndex =
|
|
gst_d3d11_memory_get_subresource_index (dmem);
|
|
task->register_resource.resourceToRegister =
|
|
gst_d3d11_memory_get_resource_handle (dmem);
|
|
|
|
status = NvEncRegisterResource (session, &task->register_resource);
|
|
if (status != NV_ENC_SUCCESS) {
|
|
GST_ERROR_OBJECT (self, "Failed to register resource, status %"
|
|
GST_NVENC_STATUS_FORMAT, GST_NVENC_STATUS_ARGS (status));
|
|
|
|
gst_buffer_unmap (task->buffer, &task->map_info);
|
|
gst_clear_buffer (&task->buffer);
|
|
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
task->mapped_resource.version = gst_nvenc_get_map_input_resource_version ();
|
|
task->mapped_resource.registeredResource =
|
|
task->register_resource.registeredResource;
|
|
status = NvEncMapInputResource (session, &task->mapped_resource);
|
|
if (status != NV_ENC_SUCCESS) {
|
|
GST_ERROR_OBJECT (self, "Failed to map input resource, status %"
|
|
GST_NVENC_STATUS_FORMAT, GST_NVENC_STATUS_ARGS (status));
|
|
NvEncUnregisterResource (session,
|
|
task->register_resource.registeredResource);
|
|
|
|
gst_buffer_unmap (task->buffer, &task->map_info);
|
|
gst_clear_buffer (&task->buffer);
|
|
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
return GST_FLOW_OK;
|
|
}
|
|
#endif
|
|
|
|
static GstFlowReturn
|
|
gst_nv_encoder_prepare_task_input (GstNvEncoder * self,
|
|
const GstVideoInfo * info, GstBuffer * buffer, gpointer session,
|
|
GstBufferPool * pool, GstNvEncoderTask * task)
|
|
{
|
|
GstNvEncoderPrivate *priv = self->priv;
|
|
GstFlowReturn ret = GST_FLOW_ERROR;
|
|
|
|
switch (priv->selected_device_mode) {
|
|
#ifdef GST_CUDA_HAS_D3D
|
|
case GST_NV_ENCODER_DEVICE_D3D11:
|
|
ret = gst_nv_encoder_prepare_task_input_d3d11 (self, info, buffer,
|
|
session, pool, task);
|
|
break;
|
|
#endif
|
|
case GST_NV_ENCODER_DEVICE_CUDA:
|
|
ret = gst_nv_encoder_prepare_task_input_cuda (self, info, buffer,
|
|
session, task);
|
|
break;
|
|
default:
|
|
g_assert_not_reached ();
|
|
break;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_nv_encoder_handle_frame (GstVideoEncoder * encoder,
|
|
GstVideoCodecFrame * frame)
|
|
{
|
|
GstNvEncoder *self = GST_NV_ENCODER (encoder);
|
|
GstNvEncoderPrivate *priv = self->priv;
|
|
GstNvEncoderClass *klass = GST_NV_ENCODER_GET_CLASS (self);
|
|
GstFlowReturn ret = GST_FLOW_ERROR;
|
|
GstNvEncoderTask *task = NULL;
|
|
GstNvEncoderReconfigure reconfig;
|
|
GstBuffer *in_buf = frame->input_buffer;
|
|
|
|
GST_TRACE_OBJECT (self, "Handle frame");
|
|
|
|
GST_NV_ENCODER_LOCK (self);
|
|
ret = priv->last_flow;
|
|
GST_NV_ENCODER_UNLOCK (self);
|
|
|
|
if (ret != GST_FLOW_OK) {
|
|
GST_INFO_OBJECT (self, "Last flow was %s", gst_flow_get_name (ret));
|
|
gst_video_encoder_finish_frame (encoder, frame);
|
|
|
|
return ret;
|
|
}
|
|
|
|
if (!priv->session && !gst_nv_encoder_init_session (self, in_buf)) {
|
|
GST_ERROR_OBJECT (self, "Encoder object was not configured");
|
|
gst_video_encoder_finish_frame (encoder, frame);
|
|
|
|
return GST_FLOW_NOT_NEGOTIATED;
|
|
}
|
|
|
|
reconfig = klass->check_reconfigure (self, &priv->config);
|
|
switch (reconfig) {
|
|
case GST_NV_ENCODER_RECONFIGURE_BITRATE:
|
|
if (!gst_nv_encoder_reconfigure_session (self)) {
|
|
gst_video_encoder_finish_frame (encoder, frame);
|
|
return GST_FLOW_NOT_NEGOTIATED;
|
|
}
|
|
break;
|
|
case GST_NV_ENCODER_RECONFIGURE_FULL:
|
|
{
|
|
gst_nv_encoder_drain (self, TRUE);
|
|
if (!gst_nv_encoder_init_session (self, nullptr)) {
|
|
gst_video_encoder_finish_frame (encoder, frame);
|
|
return GST_FLOW_NOT_NEGOTIATED;
|
|
}
|
|
break;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
|
|
/* Release stream lock temporarily for encoding thread to be able to
|
|
* push encoded data */
|
|
GST_VIDEO_ENCODER_STREAM_UNLOCK (self);
|
|
ret = gst_nv_encoder_get_free_task (self, &task, TRUE);
|
|
GST_VIDEO_ENCODER_STREAM_LOCK (self);
|
|
if (ret != GST_FLOW_OK) {
|
|
GST_DEBUG_OBJECT (self, "Last flow was %s", gst_flow_get_name (ret));
|
|
gst_video_encoder_finish_frame (encoder, frame);
|
|
return ret;
|
|
}
|
|
|
|
if (!gst_nv_encoder_device_lock (self)) {
|
|
GST_ERROR_OBJECT (self, "Failed to lock device");
|
|
gst_video_encoder_finish_frame (encoder, frame);
|
|
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
g_assert (task->buffer == NULL);
|
|
ret = gst_nv_encoder_prepare_task_input (self, &priv->input_state->info,
|
|
in_buf, priv->session, priv->internal_pool, task);
|
|
gst_nv_encoder_device_unlock (self);
|
|
|
|
if (ret != GST_FLOW_OK) {
|
|
GST_ERROR_OBJECT (self, "Failed to upload frame");
|
|
GST_NV_ENCODER_LOCK (self);
|
|
gst_nv_encoder_task_reset (self, task);
|
|
GST_NV_ENCODER_UNLOCK (self);
|
|
|
|
gst_video_encoder_finish_frame (encoder, frame);
|
|
|
|
return ret;
|
|
}
|
|
|
|
ret = gst_nv_encoder_encode_frame (self, frame, task);
|
|
if (ret != GST_FLOW_OK) {
|
|
GST_ERROR_OBJECT (self, "Failed to encode frame");
|
|
gst_video_encoder_finish_frame (encoder, frame);
|
|
|
|
return ret;
|
|
}
|
|
|
|
gst_video_codec_frame_unref (frame);
|
|
|
|
return GST_FLOW_OK;
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_nv_encoder_finish (GstVideoEncoder * encoder)
|
|
{
|
|
GstNvEncoder *self = GST_NV_ENCODER (encoder);
|
|
|
|
GST_DEBUG_OBJECT (self, "Finish");
|
|
|
|
gst_nv_encoder_drain (self, TRUE);
|
|
|
|
return GST_FLOW_OK;
|
|
}
|
|
|
|
static gboolean
|
|
gst_nv_encoder_flush (GstVideoEncoder * encoder)
|
|
{
|
|
GstNvEncoder *self = GST_NV_ENCODER (encoder);
|
|
GstNvEncoderPrivate *priv = self->priv;
|
|
|
|
GST_DEBUG_OBJECT (self, "Flush");
|
|
|
|
gst_nv_encoder_drain (self, TRUE);
|
|
|
|
priv->last_flow = GST_FLOW_OK;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
guint
|
|
gst_nv_encoder_get_task_size (GstNvEncoder * encoder)
|
|
{
|
|
g_return_val_if_fail (GST_IS_NV_ENCODER (encoder), 0);
|
|
|
|
return encoder->priv->task_pool->len;
|
|
}
|
|
|
|
void
|
|
gst_nv_encoder_set_device_mode (GstNvEncoder * encoder,
|
|
GstNvEncoderDeviceMode mode, guint cuda_device_id, gint64 adapter_luid)
|
|
{
|
|
GstNvEncoderPrivate *priv = encoder->priv;
|
|
|
|
priv->subclass_device_mode = mode;
|
|
priv->selected_device_mode = mode;
|
|
priv->cuda_device_id = cuda_device_id;
|
|
priv->dxgi_adapter_luid = adapter_luid;
|
|
}
|
|
|
|
/**
|
|
* GstNvEncoderPreset:
|
|
*
|
|
* Since: 1.22
|
|
*/
|
|
GType
|
|
gst_nv_encoder_preset_get_type (void)
|
|
{
|
|
static GType preset_type = 0;
|
|
static const GEnumValue presets[] = {
|
|
{GST_NV_ENCODER_PRESET_DEFAULT, "Default", "default"},
|
|
{GST_NV_ENCODER_PRESET_HP, "High Performance", "hp"},
|
|
{GST_NV_ENCODER_PRESET_HQ, "High Quality", "hq"},
|
|
{GST_NV_ENCODER_PRESET_LOW_LATENCY_DEFAULT, "Low Latency", "low-latency"},
|
|
{GST_NV_ENCODER_PRESET_LOW_LATENCY_HQ, "Low Latency, High Quality",
|
|
"low-latency-hq"},
|
|
{GST_NV_ENCODER_PRESET_LOW_LATENCY_HP, "Low Latency, High Performance",
|
|
"low-latency-hp"},
|
|
{GST_NV_ENCODER_PRESET_LOSSLESS_DEFAULT, "Lossless", "lossless"},
|
|
{GST_NV_ENCODER_PRESET_LOSSLESS_HP, "Lossless, High Performance",
|
|
"lossless-hp"},
|
|
{0, NULL, NULL},
|
|
};
|
|
|
|
if (g_once_init_enter (&preset_type)) {
|
|
GType type = g_enum_register_static ("GstNvEncoderPreset", presets);
|
|
|
|
g_once_init_leave (&preset_type, type);
|
|
}
|
|
|
|
return preset_type;
|
|
}
|
|
|
|
void
|
|
gst_nv_encoder_preset_to_guid (GstNvEncoderPreset preset, GUID * guid)
|
|
{
|
|
switch (preset) {
|
|
case GST_NV_ENCODER_PRESET_DEFAULT:
|
|
*guid = NV_ENC_PRESET_DEFAULT_GUID;
|
|
break;
|
|
case GST_NV_ENCODER_PRESET_HP:
|
|
*guid = NV_ENC_PRESET_HP_GUID;
|
|
break;
|
|
case GST_NV_ENCODER_PRESET_HQ:
|
|
*guid = NV_ENC_PRESET_HQ_GUID;
|
|
break;
|
|
case GST_NV_ENCODER_PRESET_LOW_LATENCY_DEFAULT:
|
|
*guid = NV_ENC_PRESET_LOW_LATENCY_DEFAULT_GUID;
|
|
break;
|
|
case GST_NV_ENCODER_PRESET_LOW_LATENCY_HQ:
|
|
*guid = NV_ENC_PRESET_LOW_LATENCY_HQ_GUID;
|
|
break;
|
|
case GST_NV_ENCODER_PRESET_LOW_LATENCY_HP:
|
|
*guid = NV_ENC_PRESET_LOW_LATENCY_HP_GUID;
|
|
break;
|
|
case GST_NV_ENCODER_PRESET_LOSSLESS_DEFAULT:
|
|
*guid = NV_ENC_PRESET_LOSSLESS_DEFAULT_GUID;
|
|
break;
|
|
case GST_NV_ENCODER_PRESET_LOSSLESS_HP:
|
|
*guid = NV_ENC_PRESET_LOSSLESS_HP_GUID;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
*guid = NV_ENC_PRESET_DEFAULT_GUID;
|
|
}
|
|
|
|
/**
|
|
* GstNvEncoderRCMode:
|
|
*
|
|
* Since: 1.22
|
|
*/
|
|
GType
|
|
gst_nv_encoder_rc_mode_get_type (void)
|
|
{
|
|
static GType rc_mode_type = 0;
|
|
static const GEnumValue rc_modes[] = {
|
|
{GST_NV_ENCODER_RC_MODE_CONSTQP, "Constant Quantization", "cqp"},
|
|
{GST_NV_ENCODER_RC_MODE_VBR, "Variable Bit Rate", "vbr"},
|
|
{GST_NV_ENCODER_RC_MODE_CBR, "Constant Bit Rate", "cbr"},
|
|
{GST_NV_ENCODER_RC_MODE_CBR_LOWDELAY_HQ,
|
|
"Low-Delay CBR, High Quality", "cbr-ld-hq"},
|
|
{GST_NV_ENCODER_RC_MODE_CBR_HQ, "CBR, High Quality (slower)", "cbr-hq"},
|
|
{GST_NV_ENCODER_RC_MODE_VBR_HQ, "VBR, High Quality (slower)", "vbr-hq"},
|
|
{0, NULL, NULL},
|
|
};
|
|
|
|
if (g_once_init_enter (&rc_mode_type)) {
|
|
GType type = g_enum_register_static ("GstNvEncoderRCMode", rc_modes);
|
|
|
|
g_once_init_leave (&rc_mode_type, type);
|
|
}
|
|
|
|
return rc_mode_type;
|
|
}
|
|
|
|
NV_ENC_PARAMS_RC_MODE
|
|
gst_nv_encoder_rc_mode_to_native (GstNvEncoderRCMode rc_mode)
|
|
{
|
|
switch (rc_mode) {
|
|
case GST_NV_ENCODER_RC_MODE_CONSTQP:
|
|
return NV_ENC_PARAMS_RC_CONSTQP;
|
|
case GST_NV_ENCODER_RC_MODE_VBR:
|
|
return NV_ENC_PARAMS_RC_VBR;
|
|
case GST_NV_ENCODER_RC_MODE_CBR:
|
|
return NV_ENC_PARAMS_RC_CBR;
|
|
case GST_NV_ENCODER_RC_MODE_CBR_LOWDELAY_HQ:
|
|
return NV_ENC_PARAMS_RC_CBR_LOWDELAY_HQ;
|
|
case GST_NV_ENCODER_RC_MODE_CBR_HQ:
|
|
return NV_ENC_PARAMS_RC_CBR_HQ;
|
|
case GST_NV_ENCODER_RC_MODE_VBR_HQ:
|
|
return NV_ENC_PARAMS_RC_VBR_HQ;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return NV_ENC_PARAMS_RC_VBR;
|
|
}
|
|
|
|
const gchar *
|
|
gst_nv_encoder_status_to_string (NVENCSTATUS status)
|
|
{
|
|
#define CASE(err) \
|
|
case err: \
|
|
return G_STRINGIFY (err);
|
|
|
|
switch (status) {
|
|
CASE (NV_ENC_SUCCESS);
|
|
CASE (NV_ENC_ERR_NO_ENCODE_DEVICE);
|
|
CASE (NV_ENC_ERR_UNSUPPORTED_DEVICE);
|
|
CASE (NV_ENC_ERR_INVALID_ENCODERDEVICE);
|
|
CASE (NV_ENC_ERR_INVALID_DEVICE);
|
|
CASE (NV_ENC_ERR_DEVICE_NOT_EXIST);
|
|
CASE (NV_ENC_ERR_INVALID_PTR);
|
|
CASE (NV_ENC_ERR_INVALID_EVENT);
|
|
CASE (NV_ENC_ERR_INVALID_PARAM);
|
|
CASE (NV_ENC_ERR_INVALID_CALL);
|
|
CASE (NV_ENC_ERR_OUT_OF_MEMORY);
|
|
CASE (NV_ENC_ERR_ENCODER_NOT_INITIALIZED);
|
|
CASE (NV_ENC_ERR_UNSUPPORTED_PARAM);
|
|
CASE (NV_ENC_ERR_LOCK_BUSY);
|
|
CASE (NV_ENC_ERR_NOT_ENOUGH_BUFFER);
|
|
CASE (NV_ENC_ERR_INVALID_VERSION);
|
|
CASE (NV_ENC_ERR_MAP_FAILED);
|
|
CASE (NV_ENC_ERR_NEED_MORE_INPUT);
|
|
CASE (NV_ENC_ERR_ENCODER_BUSY);
|
|
CASE (NV_ENC_ERR_EVENT_NOT_REGISTERD);
|
|
CASE (NV_ENC_ERR_GENERIC);
|
|
CASE (NV_ENC_ERR_INCOMPATIBLE_CLIENT_KEY);
|
|
CASE (NV_ENC_ERR_UNIMPLEMENTED);
|
|
CASE (NV_ENC_ERR_RESOURCE_REGISTER_FAILED);
|
|
CASE (NV_ENC_ERR_RESOURCE_NOT_REGISTERED);
|
|
CASE (NV_ENC_ERR_RESOURCE_NOT_MAPPED);
|
|
default:
|
|
break;
|
|
}
|
|
#undef CASE
|
|
|
|
return "Unknown";
|
|
}
|
|
|
|
GstNvEncoderClassData *
|
|
gst_nv_encoder_class_data_new (void)
|
|
{
|
|
GstNvEncoderClassData *data = g_new0 (GstNvEncoderClassData, 1);
|
|
data->ref_count = 1;
|
|
|
|
return data;
|
|
}
|
|
|
|
GstNvEncoderClassData *
|
|
gst_nv_encoder_class_data_ref (GstNvEncoderClassData * cdata)
|
|
{
|
|
g_atomic_int_add (&cdata->ref_count, 1);
|
|
|
|
return cdata;
|
|
}
|
|
|
|
void
|
|
gst_nv_encoder_class_data_unref (GstNvEncoderClassData * cdata)
|
|
{
|
|
if (g_atomic_int_dec_and_test (&cdata->ref_count)) {
|
|
gst_clear_caps (&cdata->sink_caps);
|
|
gst_clear_caps (&cdata->src_caps);
|
|
if (cdata->formats)
|
|
g_list_free_full (cdata->formats, (GDestroyNotify) g_free);
|
|
if (cdata->profiles)
|
|
g_list_free_full (cdata->profiles, (GDestroyNotify) g_free);
|
|
g_free (cdata);
|
|
}
|
|
}
|
|
|
|
void
|
|
gst_nv_encoder_get_encoder_caps (gpointer session, const GUID * encode_guid,
|
|
GstNvEncoderDeviceCaps * device_caps)
|
|
{
|
|
GstNvEncoderDeviceCaps dev_caps = { 0, };
|
|
NV_ENC_CAPS_PARAM caps_param = { 0, };
|
|
NVENCSTATUS status;
|
|
GUID guid = *encode_guid;
|
|
|
|
GST_DEBUG_CATEGORY_INIT (gst_nv_encoder_debug, "nvencoder", 0, "nvencoder");
|
|
|
|
caps_param.version = gst_nvenc_get_caps_param_version ();
|
|
|
|
#define CHECK_CAPS(to_query,val,default_val) G_STMT_START { \
|
|
gint _val; \
|
|
caps_param.capsToQuery = to_query; \
|
|
status = NvEncGetEncodeCaps (session, guid, &caps_param, \
|
|
&_val); \
|
|
if (status != NV_ENC_SUCCESS) { \
|
|
GST_WARNING ("Unable to query %s, status: %" \
|
|
GST_NVENC_STATUS_FORMAT, G_STRINGIFY (to_query), \
|
|
GST_NVENC_STATUS_ARGS (status)); \
|
|
val = default_val; \
|
|
} else { \
|
|
GST_DEBUG ("%s: %d", G_STRINGIFY (to_query), _val); \
|
|
val = _val; \
|
|
} \
|
|
} G_STMT_END
|
|
|
|
CHECK_CAPS (NV_ENC_CAPS_NUM_MAX_BFRAMES, dev_caps.max_bframes, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORTED_RATECONTROL_MODES,
|
|
dev_caps.ratecontrol_modes, NV_ENC_PARAMS_RC_VBR);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_FIELD_ENCODING, dev_caps.field_encoding, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_MONOCHROME, dev_caps.monochrome, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_FMO, dev_caps.fmo, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_QPELMV, dev_caps.qpelmv, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_BDIRECT_MODE, dev_caps.bdirect_mode, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_CABAC, dev_caps.cabac, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_ADAPTIVE_TRANSFORM,
|
|
dev_caps.adaptive_transform, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_STEREO_MVC, dev_caps.stereo_mvc, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_NUM_MAX_TEMPORAL_LAYERS, dev_caps.temoral_layers, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_HIERARCHICAL_PFRAMES,
|
|
dev_caps.hierarchical_pframes, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_HIERARCHICAL_BFRAMES,
|
|
dev_caps.hierarchical_bframes, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_LEVEL_MAX, dev_caps.level_max, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_LEVEL_MIN, dev_caps.level_min, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SEPARATE_COLOUR_PLANE,
|
|
dev_caps.separate_colour_plane, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_WIDTH_MAX, dev_caps.width_max, 4096);
|
|
CHECK_CAPS (NV_ENC_CAPS_HEIGHT_MAX, dev_caps.height_max, 4096);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_TEMPORAL_SVC, dev_caps.temporal_svc, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_DYN_RES_CHANGE, dev_caps.dyn_res_change, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_DYN_BITRATE_CHANGE,
|
|
dev_caps.dyn_bitrate_change, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_DYN_FORCE_CONSTQP,
|
|
dev_caps.dyn_force_constqp, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_DYN_RCMODE_CHANGE,
|
|
dev_caps.dyn_rcmode_change, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_SUBFRAME_READBACK,
|
|
dev_caps.subframe_readback, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_CONSTRAINED_ENCODING,
|
|
dev_caps.constrained_encoding, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_INTRA_REFRESH, dev_caps.intra_refresh, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_CUSTOM_VBV_BUF_SIZE,
|
|
dev_caps.custom_vbv_buf_size, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_DYNAMIC_SLICE_MODE,
|
|
dev_caps.dynamic_slice_mode, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_REF_PIC_INVALIDATION,
|
|
dev_caps.ref_pic_invalidation, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_PREPROC_SUPPORT, dev_caps.preproc_support, 0);
|
|
/* NOTE: Async is Windows only */
|
|
#ifdef G_OS_WIN32
|
|
CHECK_CAPS (NV_ENC_CAPS_ASYNC_ENCODE_SUPPORT,
|
|
dev_caps.async_encoding_support, 0);
|
|
#endif
|
|
CHECK_CAPS (NV_ENC_CAPS_MB_NUM_MAX, dev_caps.mb_num_max, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_MB_PER_SEC_MAX, dev_caps.mb_per_sec_max, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_YUV444_ENCODE, dev_caps.yuv444_encode, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_LOSSLESS_ENCODE, dev_caps.lossless_encode, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_SAO, dev_caps.sao, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_MEONLY_MODE, dev_caps.meonly_mode, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_LOOKAHEAD, dev_caps.lookahead, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_TEMPORAL_AQ, dev_caps.temporal_aq, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_10BIT_ENCODE,
|
|
dev_caps.supports_10bit_encode, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_NUM_MAX_LTR_FRAMES, dev_caps.num_max_ltr_frames, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_WEIGHTED_PREDICTION,
|
|
dev_caps.weighted_prediction, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_BFRAME_REF_MODE, dev_caps.bframe_ref_mode, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_EMPHASIS_LEVEL_MAP,
|
|
dev_caps.emphasis_level_map, 0);
|
|
CHECK_CAPS (NV_ENC_CAPS_WIDTH_MIN, dev_caps.width_min, 16);
|
|
CHECK_CAPS (NV_ENC_CAPS_HEIGHT_MIN, dev_caps.height_min, 16);
|
|
CHECK_CAPS (NV_ENC_CAPS_SUPPORT_MULTIPLE_REF_FRAMES,
|
|
dev_caps.multiple_ref_frames, 0);
|
|
#undef CHECK_CAPS
|
|
|
|
*device_caps = dev_caps;
|
|
}
|
|
|
|
void
|
|
gst_nv_encoder_merge_device_caps (const GstNvEncoderDeviceCaps * a,
|
|
const GstNvEncoderDeviceCaps * b, GstNvEncoderDeviceCaps * merged)
|
|
{
|
|
GstNvEncoderDeviceCaps caps;
|
|
|
|
#define SELECT_MAX(value) G_STMT_START { \
|
|
caps.value = MAX (a->value, b->value); \
|
|
} G_STMT_END
|
|
|
|
#define SELECT_MIN(value) G_STMT_START { \
|
|
caps.value = MAX (MIN (a->value, b->value), 1); \
|
|
} G_STMT_END
|
|
|
|
SELECT_MAX (max_bframes);
|
|
SELECT_MAX (ratecontrol_modes);
|
|
SELECT_MAX (field_encoding);
|
|
SELECT_MAX (monochrome);
|
|
SELECT_MAX (fmo);
|
|
SELECT_MAX (qpelmv);
|
|
SELECT_MAX (bdirect_mode);
|
|
SELECT_MAX (cabac);
|
|
SELECT_MAX (adaptive_transform);
|
|
SELECT_MAX (stereo_mvc);
|
|
SELECT_MAX (temoral_layers);
|
|
SELECT_MAX (hierarchical_pframes);
|
|
SELECT_MAX (hierarchical_bframes);
|
|
SELECT_MAX (level_max);
|
|
SELECT_MAX (level_min);
|
|
SELECT_MAX (separate_colour_plane);
|
|
SELECT_MAX (width_max);
|
|
SELECT_MAX (height_max);
|
|
SELECT_MAX (temporal_svc);
|
|
SELECT_MAX (dyn_res_change);
|
|
SELECT_MAX (dyn_bitrate_change);
|
|
SELECT_MAX (dyn_force_constqp);
|
|
SELECT_MAX (dyn_rcmode_change);
|
|
SELECT_MAX (subframe_readback);
|
|
SELECT_MAX (constrained_encoding);
|
|
SELECT_MAX (intra_refresh);
|
|
SELECT_MAX (custom_vbv_buf_size);
|
|
SELECT_MAX (dynamic_slice_mode);
|
|
SELECT_MAX (ref_pic_invalidation);
|
|
SELECT_MAX (preproc_support);
|
|
SELECT_MAX (async_encoding_support);
|
|
SELECT_MAX (mb_num_max);
|
|
SELECT_MAX (mb_per_sec_max);
|
|
SELECT_MAX (yuv444_encode);
|
|
SELECT_MAX (lossless_encode);
|
|
SELECT_MAX (sao);
|
|
SELECT_MAX (meonly_mode);
|
|
SELECT_MAX (lookahead);
|
|
SELECT_MAX (temporal_aq);
|
|
SELECT_MAX (supports_10bit_encode);
|
|
SELECT_MAX (num_max_ltr_frames);
|
|
SELECT_MAX (weighted_prediction);
|
|
SELECT_MAX (bframe_ref_mode);
|
|
SELECT_MAX (emphasis_level_map);
|
|
SELECT_MIN (width_min);
|
|
SELECT_MIN (height_min);
|
|
SELECT_MAX (multiple_ref_frames);
|
|
|
|
#undef SELECT_MAX
|
|
#undef SELECT_MIN
|
|
|
|
*merged = caps;
|
|
}
|