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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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734dd50879
Adding Direct3D12 h264 decoder Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4161>
95 lines
3 KiB
C++
95 lines
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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#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 "gstd3d12device.h"
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#include "gstd3d12h264dec.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_command_list_debug);
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GST_DEBUG_CATEGORY (gst_d3d12_decoder_debug);
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GST_DEBUG_CATEGORY (gst_d3d12_fence_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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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_command_list_debug, "d3d12commandlist", 0,
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"d3d12commandlist");
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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_fence_debug, "d3d12fence", 0,
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"d3d12fence");
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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_object_unref (device);
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}
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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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