mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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ae3ed20f41
Since DXGI desktop duplication API does not work with Direct3D12 device, this element will use Direct3D11 device to acquire frame. Then other rendering operations (e.g., texture copy, render pipeline) will happen using Direct3D12 API Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5883>
137 lines
4.3 KiB
C++
137 lines
4.3 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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* plugin-d3d12:
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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 <gst/gst.h>
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#include "gstd3d12.h"
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#include "gstd3d12convert.h"
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#include "gstd3d12download.h"
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#include "gstd3d12upload.h"
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#include "gstd3d12videosink.h"
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#include "gstd3d12testsrc.h"
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#include "gstd3d12compositor.h"
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#include "gstd3d12screencapturedevice.h"
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#include "gstd3d12screencapturesrc.h"
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#include "gstd3d12h264dec.h"
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#include "gstd3d12h265dec.h"
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#include "gstd3d12vp9dec.h"
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#include "gstd3d12av1dec.h"
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#include <windows.h>
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#include <versionhelpers.h>
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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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GST_DEBUG_CATEGORY (gst_d3d12_debug);
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GST_DEBUG_CATEGORY (gst_d3d12_allocator_debug);
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GST_DEBUG_CATEGORY (gst_d3d12_decoder_debug);
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GST_DEBUG_CATEGORY (gst_d3d12_format_debug);
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GST_DEBUG_CATEGORY (gst_d3d12_utils_debug);
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#define GST_CAT_DEFAULT gst_d3d12_debug
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static gboolean
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plugin_init (GstPlugin * plugin)
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{
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GST_DEBUG_CATEGORY_INIT (gst_d3d12_debug, "d3d12", 0, "d3d12");
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if (!IsWindows8OrGreater ()) {
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GST_WARNING ("Not supported OS");
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return TRUE;
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}
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GST_DEBUG_CATEGORY_INIT (gst_d3d12_allocator_debug, "d3d12allocator", 0,
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"d3d12allocator");
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GST_DEBUG_CATEGORY_INIT (gst_d3d12_decoder_debug, "d3d12decoder", 0,
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"d3d12decoder");
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GST_DEBUG_CATEGORY_INIT (gst_d3d12_format_debug, "d3d12format", 0,
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"d3d12format");
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GST_DEBUG_CATEGORY_INIT (gst_d3d12_utils_debug,
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"d3d12utils", 0, "d3d12utils");
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/* Enumerate devices to register decoders per device and to get the highest
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* feature level */
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/* AMD seems to be supporting up to 12 cards, and 8 for NVIDIA */
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for (guint i = 0; i < 12; i++) {
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GstD3D12Device *device = nullptr;
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ID3D12Device *device_handle;
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ComPtr < ID3D12VideoDevice > video_device;
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HRESULT hr;
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device = gst_d3d12_device_new (i);
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if (!device)
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break;
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device_handle = gst_d3d12_device_get_device_handle (device);
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hr = device_handle->QueryInterface (IID_PPV_ARGS (&video_device));
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if (FAILED (hr)) {
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gst_object_unref (device);
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continue;
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}
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gst_d3d12_h264_dec_register (plugin, device, video_device.Get (),
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GST_RANK_NONE);
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gst_d3d12_h265_dec_register (plugin, device, video_device.Get (),
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GST_RANK_NONE);
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gst_d3d12_vp9_dec_register (plugin, device, video_device.Get (),
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GST_RANK_NONE);
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gst_d3d12_av1_dec_register (plugin, device, video_device.Get (),
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GST_RANK_NONE);
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gst_object_unref (device);
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}
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gst_element_register (plugin,
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"d3d12convert", GST_RANK_NONE, GST_TYPE_D3D12_CONVERT);
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gst_element_register (plugin,
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"d3d12download", GST_RANK_NONE, GST_TYPE_D3D12_DOWNLOAD);
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gst_element_register (plugin,
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"d3d12upload", GST_RANK_NONE, GST_TYPE_D3D12_UPLOAD);
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gst_element_register (plugin,
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"d3d12videosink", GST_RANK_NONE, GST_TYPE_D3D12_VIDEO_SINK);
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gst_element_register (plugin,
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"d3d12testsrc", GST_RANK_NONE, GST_TYPE_D3D12_TEST_SRC);
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gst_element_register (plugin,
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"d3d12compositor", GST_RANK_NONE, GST_TYPE_D3D12_COMPOSITOR);
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gst_element_register (plugin, "d3d12screencapturesrc", GST_RANK_NONE,
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GST_TYPE_D3D12_SCREEN_CAPTURE_SRC);
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gst_device_provider_register (plugin,
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"d3d12screencapturedeviceprovider", GST_RANK_PRIMARY,
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GST_TYPE_D3D12_SCREEN_CAPTURE_DEVICE_PROVIDER);
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return TRUE;
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}
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GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
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GST_VERSION_MINOR,
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d3d12,
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"Direct3D12 plugin",
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plugin_init, VERSION, "LGPL", GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)
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