mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-03 16:09:39 +00:00
d444fe3fdc
Updating plugin cache for IPC elements, JPEG encoder, and newly added properties. Also removing Gst*SLDec which does not exist anymore but renamed to Gst*Dec. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/6070>
748 lines
22 KiB
C++
748 lines
22 KiB
C++
/* GStreamer
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* Copyright (C) 2023 Seungha Yang <seungha@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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/**
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* SECTION:element-cudaipcsink
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* @title: cudaipcsink
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* @short_description: CUDA Inter Process Communication (IPC) sink
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*
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* cudaipcsink exports CUDA memory for connected cudaipcsrc elements to be able
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* to import it
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*
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* ## Example launch line
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* ```
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* gst-launch-1.0 videotestsrc ! cudaupload ! cudaipcsink
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* ```
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*
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* Since: 1.24
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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 "gstcudaipcsink.h"
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#include "gstcudaformat.h"
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#include <gst/cuda/gstcuda-private.h>
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#include <mutex>
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#include <string>
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#include <vector>
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#ifdef G_OS_WIN32
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#include "gstcudaipcserver_win32.h"
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#else
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#include "gstcudaipcserver_unix.h"
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#endif
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GST_DEBUG_CATEGORY_STATIC (cuda_ipc_sink_debug);
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#define GST_CAT_DEFAULT cuda_ipc_sink_debug
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static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE_WITH_FEATURES
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(GST_CAPS_FEATURE_MEMORY_CUDA_MEMORY, GST_CUDA_FORMATS) "; "
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GST_VIDEO_CAPS_MAKE (GST_CUDA_FORMATS)));
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enum
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{
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PROP_0,
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PROP_DEVICE_ID,
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PROP_ADDRESS,
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PROP_IPC_MODE,
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};
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#define DEFAULT_DEVICE_ID -1
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#ifdef G_OS_WIN32
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#define DEFAULT_ADDRESS "\\\\.\\pipe\\gst.cuda.ipc"
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#else
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#define DEFAULT_ADDRESS "/tmp/gst.cuda.ipc"
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#endif
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#define DEFAULT_IPC_MODE GST_CUDA_IPC_LEGACY
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/* *INDENT-OFF* */
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struct GstCudaIpcSinkPrivate
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{
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GstCudaIpcSinkPrivate ()
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{
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meta = g_byte_array_new ();
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}
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~GstCudaIpcSinkPrivate ()
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{
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g_byte_array_unref (meta);
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}
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GstCudaContext *context = nullptr;
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GstCudaStream *stream = nullptr;
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GstBufferPool *fallback_pool = nullptr;
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GstVideoInfo info;
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GstCudaIpcServer *server = nullptr;
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GstCaps *caps = nullptr;
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GstSample *prepared_sample = nullptr;
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GstVideoInfo mem_info;
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CUipcMemHandle prepared_handle;
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GstCudaSharableHandle prepared_os_handle;
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GByteArray *meta;
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std::mutex lock;
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/* properties */
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gint device_id = DEFAULT_DEVICE_ID;
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std::string address = DEFAULT_ADDRESS;
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GstCudaIpcMode ipc_mode = DEFAULT_IPC_MODE;
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GstCudaIpcMode configured_ipc_mode = DEFAULT_IPC_MODE;
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};
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/* *INDENT-ON* */
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struct _GstCudaIpcSink
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{
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GstBaseSink parent;
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GstCudaIpcSinkPrivate *priv;
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};
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static void gst_cuda_ipc_sink_finalize (GObject * object);
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static void gst_cuda_ipc_sink_set_property (GObject * object,
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guint prop_id, const GValue * value, GParamSpec * pspec);
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static void gst_win32_video_sink_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec);
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static GstClock *gst_cuda_ipc_sink_provide_clock (GstElement * elem);
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static void gst_cuda_ipc_sink_set_context (GstElement * elem,
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GstContext * context);
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static gboolean gst_cuda_ipc_sink_start (GstBaseSink * sink);
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static gboolean gst_cuda_ipc_sink_stop (GstBaseSink * sink);
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static gboolean gst_cuda_ipc_sink_set_caps (GstBaseSink * sink, GstCaps * caps);
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static void gst_cuda_ipc_sink_get_time (GstBaseSink * sink,
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GstBuffer * buf, GstClockTime * start, GstClockTime * end);
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static gboolean gst_cuda_ipc_sink_propose_allocation (GstBaseSink * sink,
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GstQuery * query);
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static gboolean gst_cuda_ipc_sink_query (GstBaseSink * sink, GstQuery * query);
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static GstFlowReturn gst_cuda_ipc_sink_prepare (GstBaseSink * sink,
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GstBuffer * buf);
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static GstFlowReturn gst_cuda_ipc_sink_render (GstBaseSink * sink,
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GstBuffer * buf);
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#define gst_cuda_ipc_sink_parent_class parent_class
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G_DEFINE_TYPE (GstCudaIpcSink, gst_cuda_ipc_sink, GST_TYPE_BASE_SINK);
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static void
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gst_cuda_ipc_sink_class_init (GstCudaIpcSinkClass * 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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GstBaseSinkClass *sink_class = GST_BASE_SINK_CLASS (klass);
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object_class->finalize = gst_cuda_ipc_sink_finalize;
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object_class->set_property = gst_cuda_ipc_sink_set_property;
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object_class->get_property = gst_win32_video_sink_get_property;
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g_object_class_install_property (object_class, PROP_DEVICE_ID,
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g_param_spec_int ("cuda-device-id", "CUDA Device ID",
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"CUDA device id to use (-1 = auto)", -1, G_MAXINT, DEFAULT_DEVICE_ID,
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(GParamFlags) (G_PARAM_READWRITE | GST_PARAM_MUTABLE_READY |
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G_PARAM_STATIC_STRINGS)));
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g_object_class_install_property (object_class, PROP_ADDRESS,
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g_param_spec_string ("address", "Address",
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"Server address. Specifies name of WIN32 named pipe "
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"or unix domain socket path on Linux",
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DEFAULT_ADDRESS, (GParamFlags) (G_PARAM_READWRITE |
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G_PARAM_STATIC_STRINGS | GST_PARAM_MUTABLE_READY)));
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g_object_class_install_property (object_class, PROP_IPC_MODE,
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g_param_spec_enum ("ipc-mode", "IPC Mode",
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"IPC mode to use", GST_TYPE_CUDA_IPC_MODE, DEFAULT_IPC_MODE,
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(GParamFlags) (G_PARAM_READWRITE | GST_PARAM_MUTABLE_READY |
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G_PARAM_STATIC_STRINGS)));
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gst_element_class_set_static_metadata (element_class,
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"CUDA IPC Sink", "Sink/Video",
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"Send CUDA memory to peer cudaipcsrc elements",
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"Seungha Yang <seungha@centricular.com>");
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gst_element_class_add_static_pad_template (element_class, &sink_template);
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element_class->provide_clock =
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GST_DEBUG_FUNCPTR (gst_cuda_ipc_sink_provide_clock);
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element_class->set_context =
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GST_DEBUG_FUNCPTR (gst_cuda_ipc_sink_set_context);
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sink_class->start = GST_DEBUG_FUNCPTR (gst_cuda_ipc_sink_start);
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sink_class->stop = GST_DEBUG_FUNCPTR (gst_cuda_ipc_sink_stop);
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sink_class->set_caps = GST_DEBUG_FUNCPTR (gst_cuda_ipc_sink_set_caps);
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sink_class->propose_allocation =
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GST_DEBUG_FUNCPTR (gst_cuda_ipc_sink_propose_allocation);
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sink_class->query = GST_DEBUG_FUNCPTR (gst_cuda_ipc_sink_query);
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sink_class->get_times = GST_DEBUG_FUNCPTR (gst_cuda_ipc_sink_get_time);
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sink_class->prepare = GST_DEBUG_FUNCPTR (gst_cuda_ipc_sink_prepare);
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sink_class->render = GST_DEBUG_FUNCPTR (gst_cuda_ipc_sink_render);
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GST_DEBUG_CATEGORY_INIT (cuda_ipc_sink_debug, "cudaipcsink",
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0, "cudaipcsink");
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gst_type_mark_as_plugin_api (GST_TYPE_CUDA_IPC_MODE, (GstPluginAPIFlags) 0);
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}
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static void
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gst_cuda_ipc_sink_init (GstCudaIpcSink * self)
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{
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self->priv = new GstCudaIpcSinkPrivate ();
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GST_OBJECT_FLAG_SET (self, GST_ELEMENT_FLAG_PROVIDE_CLOCK);
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GST_OBJECT_FLAG_SET (self, GST_ELEMENT_FLAG_REQUIRE_CLOCK);
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}
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static void
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gst_cuda_ipc_sink_finalize (GObject * object)
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{
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GstCudaIpcSink *self = GST_CUDA_IPC_SINK (object);
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delete self->priv;
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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_cuda_ipc_sink_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec)
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{
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GstCudaIpcSink *self = GST_CUDA_IPC_SINK (object);
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GstCudaIpcSinkPrivate *priv = self->priv;
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std::lock_guard < std::mutex > lk (priv->lock);
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switch (prop_id) {
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case PROP_DEVICE_ID:
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priv->device_id = g_value_get_int (value);
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break;
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case PROP_ADDRESS:
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{
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const gchar *address = g_value_get_string (value);
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priv->address.clear ();
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if (address)
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priv->address = address;
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break;
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}
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case PROP_IPC_MODE:
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priv->ipc_mode = (GstCudaIpcMode) g_value_get_enum (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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gst_win32_video_sink_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec)
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{
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GstCudaIpcSink *self = GST_CUDA_IPC_SINK (object);
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GstCudaIpcSinkPrivate *priv = self->priv;
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std::lock_guard < std::mutex > lk (priv->lock);
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switch (prop_id) {
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case PROP_DEVICE_ID:
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g_value_set_int (value, priv->device_id);
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break;
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case PROP_ADDRESS:
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g_value_set_string (value, priv->address.c_str ());
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break;
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case PROP_IPC_MODE:
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g_value_set_enum (value, priv->ipc_mode);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static GstClock *
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gst_cuda_ipc_sink_provide_clock (GstElement * elem)
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{
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return gst_system_clock_obtain ();
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}
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static void
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gst_cuda_ipc_sink_set_context (GstElement * elem, GstContext * context)
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{
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GstCudaIpcSink *self = GST_CUDA_IPC_SINK (elem);
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GstCudaIpcSinkPrivate *priv = self->priv;
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gst_cuda_handle_set_context (elem, context, priv->device_id, &priv->context);
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GST_ELEMENT_CLASS (parent_class)->set_context (elem, context);
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}
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static gboolean
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gst_cuda_ipc_sink_start (GstBaseSink * sink)
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{
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GstCudaIpcSink *self = GST_CUDA_IPC_SINK (sink);
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GstCudaIpcSinkPrivate *priv = self->priv;
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gboolean virtual_memory = FALSE;
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gboolean os_handle = FALSE;
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GST_DEBUG_OBJECT (self, "Start");
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if (!gst_cuda_ensure_element_context (GST_ELEMENT_CAST (self),
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priv->device_id, &priv->context)) {
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GST_ERROR_OBJECT (self, "Couldn't get CUDA context");
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return FALSE;
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}
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g_object_get (priv->context, "virtual-memory", &virtual_memory,
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"os-handle", &os_handle, nullptr);
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GST_DEBUG_OBJECT (self,
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"virtual-memory: %d, OS-handle: %d, requested IPC mode: %d",
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virtual_memory, os_handle, priv->ipc_mode);
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priv->configured_ipc_mode = priv->ipc_mode;
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if (priv->configured_ipc_mode == GST_CUDA_IPC_MMAP &&
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(!virtual_memory || !os_handle)) {
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GST_ELEMENT_WARNING (self, RESOURCE, SETTINGS, ("Not supported IPC mode"),
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("MMAP mode IPC is not supported by device"));
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priv->configured_ipc_mode = GST_CUDA_IPC_LEGACY;
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}
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GST_DEBUG_OBJECT (self, "Selected IPC mode: %d", priv->configured_ipc_mode);
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priv->server = gst_cuda_ipc_server_new (priv->address.c_str (),
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priv->context, priv->configured_ipc_mode);
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if (!priv->server) {
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gst_clear_object (&priv->context);
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GST_ERROR_OBJECT (self, "Couldn't create server object");
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return FALSE;
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}
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priv->stream = gst_cuda_stream_new (priv->context);
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return TRUE;
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}
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static gboolean
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gst_cuda_ipc_sink_stop (GstBaseSink * sink)
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{
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GstCudaIpcSink *self = GST_CUDA_IPC_SINK (sink);
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GstCudaIpcSinkPrivate *priv = self->priv;
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GST_DEBUG_OBJECT (self, "Stop");
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if (priv->server)
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gst_cuda_ipc_server_stop (priv->server);
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gst_clear_object (&priv->server);
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GST_DEBUG_OBJECT (self, "Server cleared");
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if (priv->fallback_pool) {
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gst_buffer_pool_set_active (priv->fallback_pool, FALSE);
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gst_clear_object (&priv->fallback_pool);
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}
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gst_clear_sample (&priv->prepared_sample);
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gst_clear_cuda_stream (&priv->stream);
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gst_clear_object (&priv->context);
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return TRUE;
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}
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static void
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gst_cuda_ipc_sink_get_time (GstBaseSink * sink, GstBuffer * buf,
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GstClockTime * start, GstClockTime * end)
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{
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GstCudaIpcSink *self = GST_CUDA_IPC_SINK (sink);
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GstCudaIpcSinkPrivate *priv = self->priv;
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GstClockTime timestamp;
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timestamp = GST_BUFFER_PTS (buf);
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if (!GST_CLOCK_TIME_IS_VALID (timestamp))
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timestamp = GST_BUFFER_DTS (buf);
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if (GST_CLOCK_TIME_IS_VALID (timestamp)) {
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*start = timestamp;
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if (GST_BUFFER_DURATION_IS_VALID (buf)) {
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*end = timestamp + GST_BUFFER_DURATION (buf);
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} else if (priv->info.fps_n > 0) {
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*end = timestamp +
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gst_util_uint64_scale_int (GST_SECOND, priv->info.fps_d,
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priv->info.fps_n);
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} else if (sink->segment.rate < 0) {
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*end = timestamp;
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}
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}
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}
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static gboolean
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gst_cuda_ipc_sink_set_caps (GstBaseSink * sink, GstCaps * caps)
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{
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GstCudaIpcSink *self = GST_CUDA_IPC_SINK (sink);
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GstCudaIpcSinkPrivate *priv = self->priv;
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GstStructure *config;
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GstCaps *new_caps;
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GstStructure *s;
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const gchar *str;
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GST_DEBUG_OBJECT (self, "New caps %" GST_PTR_FORMAT, caps);
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if (!gst_video_info_from_caps (&priv->info, caps)) {
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GST_ERROR_OBJECT (self, "Invalid caps %" GST_PTR_FORMAT, caps);
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return FALSE;
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}
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s = gst_caps_get_structure (caps, 0);
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/* Takes values we know it's always deserializable */
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new_caps = gst_caps_new_empty_simple ("video/x-raw");
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gst_caps_set_simple (new_caps, "format", G_TYPE_STRING,
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gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (&priv->info)),
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"width", G_TYPE_INT, priv->info.width,
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"height", G_TYPE_INT, priv->info.height,
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"framerate", GST_TYPE_FRACTION, priv->info.fps_n, priv->info.fps_d,
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"pixel-aspect-ratio", GST_TYPE_FRACTION, priv->info.par_n,
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priv->info.par_d, nullptr);
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str = gst_structure_get_string (s, "colorimetry");
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if (str)
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gst_caps_set_simple (new_caps, "colorimetry", G_TYPE_STRING, str, nullptr);
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str = gst_structure_get_string (s, "mastering-display-info");
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if (str) {
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gst_caps_set_simple (new_caps, "mastering-display-info", G_TYPE_STRING,
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str, nullptr);
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}
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str = gst_structure_get_string (s, "content-light-level");
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if (str) {
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gst_caps_set_simple (new_caps, "content-light-level", G_TYPE_STRING,
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str, nullptr);
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}
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gst_caps_set_features_simple (new_caps,
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gst_caps_features_new (GST_CAPS_FEATURE_MEMORY_CUDA_MEMORY, nullptr));
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gst_clear_caps (&priv->caps);
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priv->caps = new_caps;
|
|
|
|
if (priv->fallback_pool) {
|
|
gst_buffer_pool_set_active (priv->fallback_pool, FALSE);
|
|
gst_object_unref (priv->fallback_pool);
|
|
}
|
|
|
|
priv->fallback_pool = gst_cuda_buffer_pool_new (priv->context);
|
|
config = gst_buffer_pool_get_config (priv->fallback_pool);
|
|
|
|
gst_buffer_pool_config_add_option (config, GST_BUFFER_POOL_OPTION_VIDEO_META);
|
|
gst_buffer_pool_config_set_params (config, priv->caps,
|
|
GST_VIDEO_INFO_SIZE (&priv->info), 0, 0);
|
|
if (priv->stream)
|
|
gst_buffer_pool_config_set_cuda_stream (config, priv->stream);
|
|
|
|
if (priv->configured_ipc_mode == GST_CUDA_IPC_MMAP) {
|
|
gst_buffer_pool_config_set_cuda_alloc_method (config,
|
|
GST_CUDA_MEMORY_ALLOC_MMAP);
|
|
}
|
|
|
|
if (!gst_buffer_pool_set_config (priv->fallback_pool, config)) {
|
|
GST_ERROR_OBJECT (self, "Couldn't set pool config");
|
|
gst_clear_object (&priv->fallback_pool);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!gst_buffer_pool_set_active (priv->fallback_pool, TRUE)) {
|
|
GST_ERROR_OBJECT (self, "Couldn't active pool");
|
|
gst_clear_object (&priv->fallback_pool);
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_cuda_ipc_sink_propose_allocation (GstBaseSink * sink, GstQuery * query)
|
|
{
|
|
GstCudaIpcSink *self = GST_CUDA_IPC_SINK (sink);
|
|
GstCudaIpcSinkPrivate *priv = self->priv;
|
|
GstCaps *caps;
|
|
GstBufferPool *pool = nullptr;
|
|
GstVideoInfo info;
|
|
guint size;
|
|
gboolean need_pool;
|
|
|
|
gst_query_parse_allocation (query, &caps, &need_pool);
|
|
if (!caps) {
|
|
GST_WARNING_OBJECT (sink, "No caps specified");
|
|
return FALSE;
|
|
}
|
|
|
|
if (!gst_video_info_from_caps (&info, caps)) {
|
|
GST_WARNING_OBJECT (sink, "Invalid caps %" GST_PTR_FORMAT, caps);
|
|
return FALSE;
|
|
}
|
|
|
|
/* the normal size of a frame */
|
|
size = info.size;
|
|
if (need_pool) {
|
|
GstStructure *config;
|
|
|
|
pool = gst_cuda_buffer_pool_new (priv->context);
|
|
|
|
config = gst_buffer_pool_get_config (pool);
|
|
gst_buffer_pool_config_add_option (config,
|
|
GST_BUFFER_POOL_OPTION_VIDEO_META);
|
|
if (priv->stream)
|
|
gst_buffer_pool_config_set_cuda_stream (config, priv->stream);
|
|
|
|
if (priv->configured_ipc_mode == GST_CUDA_IPC_MMAP) {
|
|
gst_buffer_pool_config_set_cuda_alloc_method (config,
|
|
GST_CUDA_MEMORY_ALLOC_MMAP);
|
|
}
|
|
|
|
size = GST_VIDEO_INFO_SIZE (&info);
|
|
gst_buffer_pool_config_set_params (config, caps, size, 0, 0);
|
|
|
|
if (!gst_buffer_pool_set_config (pool, config)) {
|
|
GST_ERROR_OBJECT (pool, "Couldn't set config");
|
|
gst_object_unref (pool);
|
|
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
gst_query_add_allocation_pool (query, pool, size, 0, 0);
|
|
gst_clear_object (&pool);
|
|
|
|
gst_query_add_allocation_meta (query, GST_VIDEO_META_API_TYPE, NULL);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_cuda_ipc_sink_query (GstBaseSink * sink, GstQuery * query)
|
|
{
|
|
GstCudaIpcSink *self = GST_CUDA_IPC_SINK (sink);
|
|
GstCudaIpcSinkPrivate *priv = self->priv;
|
|
|
|
switch (GST_QUERY_TYPE (query)) {
|
|
case GST_QUERY_CONTEXT:
|
|
if (gst_cuda_handle_context_query (GST_ELEMENT (self), query,
|
|
priv->context)) {
|
|
return TRUE;
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return GST_BASE_SINK_CLASS (parent_class)->query (sink, query);
|
|
}
|
|
|
|
static gboolean
|
|
gst_cuda_ipc_sink_foreach_meta (GstBuffer * buffer, GstMeta ** meta,
|
|
GstCudaIpcSink * self)
|
|
{
|
|
auto priv = self->priv;
|
|
|
|
if (!gst_meta_info_is_custom ((*meta)->info))
|
|
return TRUE;
|
|
|
|
gst_meta_serialize_simple (*meta, priv->meta);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_cuda_ipc_sink_prepare (GstBaseSink * sink, GstBuffer * buf)
|
|
{
|
|
GstCudaIpcSink *self = GST_CUDA_IPC_SINK (sink);
|
|
GstCudaIpcSinkPrivate *priv = self->priv;
|
|
GstBuffer *cuda_buf;
|
|
GstMemory *mem;
|
|
GstCudaMemory *cmem;
|
|
GstMapInfo info;
|
|
CUresult ret;
|
|
CUdeviceptr ptr;
|
|
std::string handle_dump;
|
|
|
|
gst_clear_sample (&priv->prepared_sample);
|
|
|
|
cuda_buf = buf;
|
|
mem = gst_buffer_peek_memory (cuda_buf, 0);
|
|
if (!gst_is_cuda_memory (mem) ||
|
|
GST_CUDA_MEMORY_CAST (mem)->context != priv->context) {
|
|
if (gst_buffer_pool_acquire_buffer (priv->fallback_pool, &cuda_buf,
|
|
nullptr) != GST_FLOW_OK) {
|
|
GST_ERROR_OBJECT (self, "Couldn't acquire fallback buffer");
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
if (!gst_cuda_buffer_copy (cuda_buf, GST_CUDA_BUFFER_COPY_CUDA,
|
|
&priv->info, buf, GST_CUDA_BUFFER_COPY_SYSTEM, &priv->info,
|
|
priv->context, priv->stream)) {
|
|
GST_ERROR_OBJECT (self, "Couldn't copy memory");
|
|
goto error;
|
|
}
|
|
|
|
mem = gst_buffer_peek_memory (cuda_buf, 0);
|
|
} else {
|
|
GstCudaMemory *cmem = GST_CUDA_MEMORY_CAST (mem);
|
|
GstCudaMemoryAllocMethod alloc_method =
|
|
gst_cuda_memory_get_alloc_method (cmem);
|
|
|
|
/* Copy into fallback pool if the memory belongs to fixed size buffer pool
|
|
* (e.g., decoder output) or mem allocation type is different */
|
|
if (gst_cuda_memory_is_from_fixed_pool (mem) ||
|
|
(priv->configured_ipc_mode == GST_CUDA_IPC_MMAP &&
|
|
alloc_method != GST_CUDA_MEMORY_ALLOC_MMAP) ||
|
|
(priv->configured_ipc_mode == GST_CUDA_IPC_LEGACY &&
|
|
alloc_method != GST_CUDA_MEMORY_ALLOC_MALLOC)) {
|
|
if (gst_buffer_pool_acquire_buffer (priv->fallback_pool, &cuda_buf,
|
|
nullptr) != GST_FLOW_OK) {
|
|
GST_ERROR_OBJECT (self, "Couldn't acquire fallback buffer");
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
if (!gst_cuda_buffer_copy (cuda_buf, GST_CUDA_BUFFER_COPY_CUDA,
|
|
&priv->info, buf, GST_CUDA_BUFFER_COPY_CUDA, &priv->info,
|
|
priv->context, priv->stream)) {
|
|
GST_ERROR_OBJECT (self, "Couldn't copy memory");
|
|
goto error;
|
|
}
|
|
|
|
mem = gst_buffer_peek_memory (cuda_buf, 0);
|
|
}
|
|
}
|
|
|
|
cmem = GST_CUDA_MEMORY_CAST (mem);
|
|
priv->mem_info = cmem->info;
|
|
if (!gst_memory_map (mem, &info, (GstMapFlags) (GST_MAP_READ | GST_MAP_CUDA))) {
|
|
GST_ERROR_OBJECT (self, "Couldn't map memory");
|
|
goto error;
|
|
}
|
|
|
|
ptr = (CUdeviceptr) info.data;
|
|
gst_memory_unmap (mem, &info);
|
|
gst_cuda_memory_sync (cmem);
|
|
|
|
if (priv->configured_ipc_mode == GST_CUDA_IPC_MMAP) {
|
|
if (!gst_cuda_memory_export (cmem, (void *) &priv->prepared_os_handle)) {
|
|
GST_ERROR_OBJECT (self, "Couldn't export memory");
|
|
goto error;
|
|
}
|
|
} else {
|
|
if (!gst_cuda_context_push (cmem->context)) {
|
|
GST_ERROR_OBJECT (self, "Couldn't push context");
|
|
goto error;
|
|
}
|
|
|
|
ret = CuIpcGetMemHandle (&priv->prepared_handle, ptr);
|
|
gst_cuda_context_pop (nullptr);
|
|
|
|
if (!gst_cuda_result (ret)) {
|
|
GST_ERROR_OBJECT (self, "Couldn't get IPC handle");
|
|
goto error;
|
|
}
|
|
|
|
handle_dump = gst_cuda_ipc_mem_handle_to_string (priv->prepared_handle);
|
|
GST_TRACE_OBJECT (self, "Exported handle value for %" G_GUINTPTR_FORMAT
|
|
" %s", ptr, handle_dump.c_str ());
|
|
}
|
|
|
|
priv->prepared_sample = gst_sample_new (cuda_buf,
|
|
priv->caps, nullptr, nullptr);
|
|
|
|
g_byte_array_set_size (priv->meta, 0);
|
|
gst_buffer_foreach_meta (buf,
|
|
(GstBufferForeachMetaFunc) gst_cuda_ipc_sink_foreach_meta, self);
|
|
|
|
if (cuda_buf != buf)
|
|
gst_buffer_unref (cuda_buf);
|
|
|
|
return GST_FLOW_OK;
|
|
|
|
error:
|
|
if (cuda_buf != buf)
|
|
gst_buffer_unref (cuda_buf);
|
|
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_cuda_ipc_sink_render (GstBaseSink * sink, GstBuffer * buf)
|
|
{
|
|
GstCudaIpcSink *self = GST_CUDA_IPC_SINK (sink);
|
|
GstCudaIpcSinkPrivate *priv = self->priv;
|
|
GstClockTime pts;
|
|
GstClockTime now_system;
|
|
GstClockTime buf_pts;
|
|
GstClockTime buffer_clock = GST_CLOCK_TIME_NONE;
|
|
GstFlowReturn ret;
|
|
|
|
if (!priv->prepared_sample) {
|
|
GST_ERROR_OBJECT (self, "Have no prepared sample");
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
pts = now_system = gst_util_get_timestamp ();
|
|
buf_pts = GST_BUFFER_PTS (buf);
|
|
if (!GST_CLOCK_TIME_IS_VALID (buf_pts))
|
|
buf_pts = GST_BUFFER_DTS (buf);
|
|
|
|
if (GST_CLOCK_TIME_IS_VALID (buf_pts)) {
|
|
buffer_clock = gst_segment_to_running_time (&sink->segment,
|
|
GST_FORMAT_TIME, buf_pts) +
|
|
GST_ELEMENT_CAST (sink)->base_time + gst_base_sink_get_latency (sink);
|
|
}
|
|
|
|
if (GST_CLOCK_TIME_IS_VALID (buffer_clock)) {
|
|
GstClock *clock = gst_element_get_clock (GST_ELEMENT_CAST (sink));
|
|
if (!gst_cuda_ipc_clock_is_system (clock)) {
|
|
GstClockTime now_gst = gst_clock_get_time (clock);
|
|
GstClockTimeDiff converted = buffer_clock;
|
|
|
|
converted -= now_gst;
|
|
converted += now_system;
|
|
|
|
if (converted < 0) {
|
|
/* Shouldn't happen */
|
|
GST_WARNING_OBJECT (self, "Negative buffer clock");
|
|
pts = 0;
|
|
} else {
|
|
pts = converted;
|
|
}
|
|
} else {
|
|
/* buffer clock is already system time */
|
|
pts = buffer_clock;
|
|
}
|
|
gst_object_unref (clock);
|
|
}
|
|
|
|
if (priv->ipc_mode == GST_CUDA_IPC_LEGACY) {
|
|
ret = gst_cuda_ipc_server_send_data (priv->server, priv->prepared_sample,
|
|
priv->mem_info, priv->prepared_handle, pts, priv->meta);
|
|
} else {
|
|
ret = gst_cuda_ipc_server_send_mmap_data (priv->server,
|
|
priv->prepared_sample, priv->mem_info, priv->prepared_os_handle, pts,
|
|
priv->meta);
|
|
}
|
|
|
|
return ret;
|
|
}
|