mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-08 18:39:54 +00:00
d9a89cce06
As a short-term solution before full d3d12 rendering feature, copy decoded d3d12 texture to shared d3d11 texture in order to use existing various d3d11 implementations such as conversion, resizing, and videosink. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5356>
2179 lines
68 KiB
C++
2179 lines
68 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 "gstd3d12decoder.h"
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#include "gstd3d12device.h"
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#include "gstd3d12utils.h"
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#include "gstd3d12format.h"
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#include "gstd3d12memory.h"
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#include "gstd3d12bufferpool.h"
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#include "gstd3d12fence.h"
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#include <wrl.h>
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#include <string.h>
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#include <mutex>
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#include <set>
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#include <vector>
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#include <queue>
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#include <string>
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#include <vector>
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#include <memory>
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#include <algorithm>
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GST_DEBUG_CATEGORY_EXTERN (gst_d3d12_decoder_debug);
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#define GST_CAT_DEFAULT gst_d3d12_decoder_debug
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struct DecoderFormat
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{
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GstDxvaCodec codec;
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const GUID decode_profile;
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DXGI_FORMAT format[3];
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};
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static const DecoderFormat format_list[] = {
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{GST_DXVA_CODEC_H264, D3D12_VIDEO_DECODE_PROFILE_H264,
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{DXGI_FORMAT_NV12, DXGI_FORMAT_UNKNOWN,}},
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{GST_DXVA_CODEC_H265, D3D12_VIDEO_DECODE_PROFILE_HEVC_MAIN,
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{DXGI_FORMAT_NV12, DXGI_FORMAT_UNKNOWN,}},
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{GST_DXVA_CODEC_H265, D3D12_VIDEO_DECODE_PROFILE_HEVC_MAIN10,
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DXGI_FORMAT_P010},
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{GST_DXVA_CODEC_VP9, D3D12_VIDEO_DECODE_PROFILE_VP9,
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{DXGI_FORMAT_NV12, DXGI_FORMAT_UNKNOWN,}},
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{GST_DXVA_CODEC_VP9, D3D12_VIDEO_DECODE_PROFILE_VP9_10BIT_PROFILE2,
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{DXGI_FORMAT_P010, DXGI_FORMAT_UNKNOWN,}},
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{GST_DXVA_CODEC_AV1, D3D12_VIDEO_DECODE_PROFILE_AV1_PROFILE0,
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{DXGI_FORMAT_NV12, DXGI_FORMAT_P010}},
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};
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/* *INDENT-OFF* */
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using namespace Microsoft::WRL;
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class GstD3D12Dpb
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{
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public:
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GstD3D12Dpb (guint8 size) : size_(size)
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{
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textures_.resize (size);
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subresources_.resize (size);
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heaps_.resize (size);
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for (guint i = 0; i < size; i++) {
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dxva_id_.push (i);
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textures_[i] = nullptr;
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subresources_[i] = 0;
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heaps_[i] = nullptr;
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}
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}
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guint8 Acquire (GstD3D12Memory * mem, ID3D12VideoDecoderHeap * heap)
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{
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std::lock_guard <std::mutex> lk (lock_);
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if (dxva_id_.empty ())
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return 0xff;
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guint8 ret = dxva_id_.front ();
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dxva_id_.pop ();
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GstD3D12Memory *dmem;
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ID3D12Resource *resource;
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UINT subresource = 0;
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dmem = GST_D3D12_MEMORY_CAST (mem);
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resource = gst_d3d12_memory_get_resource_handle (dmem);
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gst_d3d12_memory_get_subresource_index (dmem, 0, &subresource);
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textures_[ret] = resource;
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subresources_[ret] = subresource;
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heaps_[ret] = heap;
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return ret;
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}
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void Release (guint8 id)
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{
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std::lock_guard <std::mutex> lk (lock_);
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if (id == 0xff || id >= size_)
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return;
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dxva_id_.push (id);
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textures_[id] = nullptr;
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subresources_[id] = 0;
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heaps_[id] = nullptr;
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}
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guint8 GetSize ()
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{
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return size_;
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}
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ID3D12Resource ** GetTextures ()
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{
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return &textures_[0];
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}
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UINT * GetSubresources ()
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{
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return &subresources_[0];
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}
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ID3D12VideoDecoderHeap ** GetHeaps ()
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{
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return &heaps_[0];
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}
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private:
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std::queue<guint8> dxva_id_;
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std::mutex lock_;
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guint size_;
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std::vector<ID3D12Resource *> textures_;
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std::vector<UINT> subresources_;
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std::vector<ID3D12VideoDecoderHeap *> heaps_;
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};
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struct GstD3D12DecoderPicture : public GstMiniObject
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{
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GstD3D12DecoderPicture (GstBuffer * dpb_buf, GstBuffer * out_buf,
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std::shared_ptr<GstD3D12Dpb> d3d12_dpb,
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ID3D12VideoDecoderHeap * decoder_heap, guint8 dxva_id)
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: buffer(dpb_buf), output_buffer(out_buf), dpb(d3d12_dpb)
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, heap(decoder_heap), view_id(dxva_id)
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{
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}
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~GstD3D12DecoderPicture ()
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{
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auto d3d12_dpb = dpb.lock ();
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if (d3d12_dpb)
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d3d12_dpb->Release (view_id);
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if (buffer)
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gst_buffer_unref (buffer);
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if (output_buffer)
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gst_buffer_unref (output_buffer);
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}
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GstBuffer *buffer;
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GstBuffer *output_buffer;
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ComPtr<ID3D12VideoDecoderHeap> heap;
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std::weak_ptr<GstD3D12Dpb> dpb;
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guint8 view_id;
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};
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#define GST_TYPE_D3D12_DECODER_PICTURE (gst_d3d12_decoder_picture_get_type ())
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GST_DEFINE_MINI_OBJECT_TYPE (GstD3D12DecoderPicture, gst_d3d12_decoder_picture);
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typedef enum
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{
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GST_D3D12_DECODER_OUTPUT_D3D12,
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GST_D3D12_DECODER_OUTPUT_D3D11,
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GST_D3D12_DECODER_OUTPUT_SYSTEM,
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} GstD3D12DecoderOutputType;
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struct GstD3D12DecoderPrivate
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{
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~GstD3D12DecoderPrivate()
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{
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if (input_state)
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gst_video_codec_state_unref (input_state);
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if (output_state)
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gst_video_codec_state_unref (output_state);
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if (fence) {
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gst_d3d12_fence_wait (fence);
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gst_d3d12_fence_unref (fence);
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}
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if (dpb_pool) {
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gst_buffer_pool_set_active (dpb_pool, FALSE);
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gst_object_unref (dpb_pool);
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}
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if (output_pool) {
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gst_buffer_pool_set_active (output_pool, FALSE);
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gst_object_unref (output_pool);
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}
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}
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/* reference textures */
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GstBufferPool *dpb_pool = nullptr;
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/* Used for output if reference-only texture is required */
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GstBufferPool *output_pool = nullptr;
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gboolean configured = FALSE;
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gboolean opened = FALSE;
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gboolean flushing = FALSE;
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GstVideoInfo info;
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GstVideoInfo output_info;
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gint crop_x = 0;
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gint crop_y = 0;
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gint coded_width = 0;
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gint coded_height = 0;
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DXGI_FORMAT decoder_format = DXGI_FORMAT_UNKNOWN;
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gboolean reference_only = FALSE;
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gboolean use_array_of_texture = FALSE;
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GstD3D12DecoderOutputType output_type = GST_D3D12_DECODER_OUTPUT_SYSTEM;
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guint downstream_min_buffers = 0;
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gboolean need_crop = FALSE;
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gboolean use_crop_meta = FALSE;
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gboolean wait_on_pool_full = FALSE;
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D3D12_FEATURE_DATA_VIDEO_DECODE_SUPPORT support = { 0, };
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/* For staging */
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D3D12_PLACED_SUBRESOURCE_FOOTPRINT layout[GST_VIDEO_MAX_PLANES] = { 0, };
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GstVideoCodecState *input_state = nullptr;
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GstVideoCodecState *output_state = nullptr;
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/* Internal pool params */
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gint aligned_width = 0;
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gint aligned_height = 0;
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guint dpb_size = 0;
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ComPtr<ID3D12VideoDevice> video_device;
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ComPtr<ID3D12VideoDecoder> decoder;
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ComPtr<ID3D12VideoDecoderHeap> heap;
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ComPtr<ID3D12CommandAllocator> ca;
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ComPtr<ID3D12VideoDecodeCommandList> cl;
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ComPtr<ID3D12CommandQueue> cq;
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ComPtr<ID3D12Resource> bitstream;
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gsize bitstream_size = 0;
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std::shared_ptr<GstD3D12Dpb> dpb;
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/* Used for download decoded picture to staging */
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ComPtr<ID3D12CommandAllocator> copy_ca;
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ComPtr<ID3D12GraphicsCommandList> copy_cl;
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ComPtr<ID3D12Resource> staging;
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GstD3D12Fence *fence = nullptr;
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gint64 luid;
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std::mutex lock;
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};
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/* *INDENT-ON* */
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struct _GstD3D12Decoder
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{
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GstObject parent;
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GstDxvaCodec codec;
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GstD3D12Device *device;
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GstD3D11Device *d3d11_device;
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gint64 adapter_luid;
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CRITICAL_SECTION context_lock;
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GstD3D12DecoderPrivate *priv;
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};
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static void gst_d3d12_decoder_finalize (GObject * object);
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#define parent_class gst_d3d12_decoder_parent_class
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G_DEFINE_TYPE (GstD3D12Decoder, gst_d3d12_decoder, GST_TYPE_OBJECT);
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static void
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gst_d3d12_decoder_class_init (GstD3D12DecoderClass * klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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gobject_class->finalize = gst_d3d12_decoder_finalize;
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}
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static void
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gst_d3d12_decoder_init (GstD3D12Decoder * self)
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{
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InitializeCriticalSection (&self->context_lock);
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}
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static void
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gst_d3d12_decoder_finalize (GObject * object)
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{
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GstD3D12Decoder *self = GST_D3D12_DECODER (object);
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gst_d3d12_decoder_close (self);
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DeleteCriticalSection (&self->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_d3d12_decoder_clear_resource (GstD3D12Decoder * self)
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{
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GstD3D12DecoderPrivate *priv = self->priv;
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std::lock_guard < std::mutex > lk (priv->lock);
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gst_d3d12_fence_wait (priv->fence);
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if (priv->dpb_pool) {
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gst_buffer_pool_set_active (priv->dpb_pool, FALSE);
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gst_clear_object (&priv->dpb_pool);
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}
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if (priv->output_pool) {
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gst_buffer_pool_set_active (priv->output_pool, FALSE);
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gst_clear_object (&priv->output_pool);
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}
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priv->heap = nullptr;
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priv->staging = nullptr;
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}
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static void
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gst_d3d12_decoder_reset (GstD3D12Decoder * self)
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{
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GstD3D12DecoderPrivate *priv = self->priv;
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gst_d3d12_decoder_clear_resource (self);
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priv->dpb_size = 0;
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priv->configured = FALSE;
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priv->opened = FALSE;
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g_clear_pointer (&priv->output_state, gst_video_codec_state_unref);
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g_clear_pointer (&priv->input_state, gst_video_codec_state_unref);
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}
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GstD3D12Decoder *
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gst_d3d12_decoder_new (GstDxvaCodec codec, gint64 adapter_luid)
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{
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GstD3D12Decoder *self;
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g_return_val_if_fail (codec > GST_DXVA_CODEC_NONE, nullptr);
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g_return_val_if_fail (codec < GST_DXVA_CODEC_LAST, nullptr);
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self = (GstD3D12Decoder *) g_object_new (GST_TYPE_D3D12_DECODER, nullptr);
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self->codec = codec;
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self->adapter_luid = adapter_luid;
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return self;
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}
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gboolean
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gst_d3d12_decoder_open (GstD3D12Decoder * decoder, GstElement * element)
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{
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if (!gst_d3d12_ensure_element_data_for_adapter_luid (element,
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decoder->adapter_luid, &decoder->device)) {
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GST_ERROR_OBJECT (element, "Cannot create d3d12device");
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return FALSE;
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}
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if (!decoder->priv) {
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GstD3D12DecoderPrivate *priv;
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ComPtr < ID3D12VideoDevice > video_device;
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ComPtr < ID3D12CommandAllocator > copy_ca;
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ComPtr < ID3D12GraphicsCommandList > copy_cl;
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ComPtr < ID3D12CommandAllocator > ca;
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ComPtr < ID3D12VideoDecodeCommandList > cl;
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ComPtr < ID3D12CommandQueue > cq;
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ID3D12Device *device_handle;
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D3D12_COMMAND_QUEUE_DESC desc = { };
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HRESULT hr;
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device_handle = gst_d3d12_device_get_device_handle (decoder->device);
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hr = device_handle->QueryInterface (IID_PPV_ARGS (&video_device));
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if (!gst_d3d12_result (hr, decoder->device))
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return FALSE;
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hr = device_handle->CreateCommandAllocator (D3D12_COMMAND_LIST_TYPE_COPY,
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IID_PPV_ARGS (©_ca));
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if (!gst_d3d12_result (hr, decoder->device))
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return FALSE;
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hr = device_handle->CreateCommandList (0, D3D12_COMMAND_LIST_TYPE_COPY,
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copy_ca.Get (), nullptr, IID_PPV_ARGS (©_cl));
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if (!gst_d3d12_result (hr, decoder->device))
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return FALSE;
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hr = copy_cl->Close ();
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if (!gst_d3d12_result (hr, decoder->device))
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return FALSE;
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hr = device_handle->CreateCommandAllocator
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(D3D12_COMMAND_LIST_TYPE_VIDEO_DECODE, IID_PPV_ARGS (&ca));
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if (!gst_d3d12_result (hr, decoder->device))
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return FALSE;
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hr = device_handle->CreateCommandList (0,
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D3D12_COMMAND_LIST_TYPE_VIDEO_DECODE, ca.Get (), nullptr,
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IID_PPV_ARGS (&cl));
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if (!gst_d3d12_result (hr, decoder->device))
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return FALSE;
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hr = cl->Close ();
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if (!gst_d3d12_result (hr, decoder->device))
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return FALSE;
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desc.Type = D3D12_COMMAND_LIST_TYPE_VIDEO_DECODE;
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desc.Flags = D3D12_COMMAND_QUEUE_FLAG_NONE;
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hr = device_handle->CreateCommandQueue (&desc, IID_PPV_ARGS (&cq));
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if (!gst_d3d12_result (hr, decoder->device))
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return FALSE;
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priv = new GstD3D12DecoderPrivate ();
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priv->fence = gst_d3d12_fence_new (decoder->device);
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priv->video_device = video_device;
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priv->copy_ca = copy_ca;
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priv->copy_cl = copy_cl;
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priv->ca = ca;
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priv->cl = cl;
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priv->cq = cq;
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decoder->priv = priv;
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}
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return TRUE;
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}
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gboolean
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gst_d3d12_decoder_close (GstD3D12Decoder * decoder)
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{
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if (decoder->priv) {
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delete decoder->priv;
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decoder->priv = nullptr;
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}
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gst_clear_object (&decoder->device);
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gst_clear_object (&decoder->d3d11_device);
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return TRUE;
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}
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GstFlowReturn
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gst_d3d12_decoder_configure (GstD3D12Decoder * decoder,
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GstVideoCodecState * input_state, const GstVideoInfo * info,
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gint crop_x, gint crop_y, gint coded_width,
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gint coded_height, guint dpb_size)
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{
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g_return_val_if_fail (GST_IS_D3D12_DECODER (decoder), GST_FLOW_ERROR);
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g_return_val_if_fail (info, GST_FLOW_ERROR);
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g_return_val_if_fail (input_state, GST_FLOW_ERROR);
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g_return_val_if_fail (coded_width >= GST_VIDEO_INFO_WIDTH (info),
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GST_FLOW_ERROR);
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g_return_val_if_fail (coded_height >= GST_VIDEO_INFO_HEIGHT (info),
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GST_FLOW_ERROR);
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g_return_val_if_fail (dpb_size > 0, GST_FLOW_ERROR);
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GstD3D12DecoderPrivate *priv = decoder->priv;
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GstD3D12Format device_format;
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if (!priv) {
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GST_ERROR_OBJECT (decoder, "Device is not configured");
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return GST_FLOW_ERROR;
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}
|
|
|
|
gst_d3d12_decoder_reset (decoder);
|
|
|
|
if (!gst_d3d12_device_get_format (decoder->device,
|
|
GST_VIDEO_INFO_FORMAT (info), &device_format) ||
|
|
device_format.dxgi_format == DXGI_FORMAT_UNKNOWN) {
|
|
GST_ERROR_OBJECT (decoder, "Could not determine dxgi format from %s",
|
|
gst_video_format_to_string (GST_VIDEO_INFO_FORMAT (info)));
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
if (decoder->codec == GST_DXVA_CODEC_H264)
|
|
dpb_size += 1;
|
|
|
|
priv->input_state = gst_video_codec_state_ref (input_state);
|
|
priv->info = priv->output_info = *info;
|
|
priv->crop_x = crop_x;
|
|
priv->crop_y = crop_y;
|
|
priv->coded_width = coded_width;
|
|
priv->coded_height = coded_height;
|
|
priv->dpb_size = dpb_size;
|
|
priv->decoder_format = device_format.dxgi_format;
|
|
|
|
if (crop_x != 0 || crop_y != 0)
|
|
priv->need_crop = TRUE;
|
|
else
|
|
priv->need_crop = FALSE;
|
|
|
|
priv->configured = TRUE;
|
|
|
|
return GST_FLOW_OK;
|
|
}
|
|
|
|
static gboolean
|
|
gst_d3d12_decoder_prepare_pool (GstD3D12Decoder * self)
|
|
{
|
|
GstD3D12DecoderPrivate *priv = self->priv;
|
|
GstVideoInfo *info = &priv->info;
|
|
GstVideoAlignment align;
|
|
GstD3D12AllocationParams *params;
|
|
GstStructure *config;
|
|
GstCaps *caps;
|
|
|
|
GST_DEBUG_OBJECT (self, "Preparing allocator");
|
|
|
|
std::lock_guard < std::mutex > lk (priv->lock);
|
|
if (priv->dpb_pool) {
|
|
gst_buffer_pool_set_active (priv->dpb_pool, FALSE);
|
|
gst_clear_object (&priv->dpb_pool);
|
|
}
|
|
|
|
if (priv->output_pool) {
|
|
gst_buffer_pool_set_active (priv->output_pool, FALSE);
|
|
gst_clear_object (&priv->output_pool);
|
|
}
|
|
|
|
D3D12_RESOURCE_FLAGS resource_flags;
|
|
if ((priv->support.ConfigurationFlags &
|
|
D3D12_VIDEO_DECODE_CONFIGURATION_FLAG_REFERENCE_ONLY_ALLOCATIONS_REQUIRED)
|
|
!= 0) {
|
|
resource_flags =
|
|
D3D12_RESOURCE_FLAG_VIDEO_DECODE_REFERENCE_ONLY |
|
|
D3D12_RESOURCE_FLAG_DENY_SHADER_RESOURCE;
|
|
priv->reference_only = TRUE;
|
|
} else {
|
|
resource_flags = D3D12_RESOURCE_FLAG_ALLOW_SIMULTANEOUS_ACCESS;
|
|
priv->reference_only = FALSE;
|
|
}
|
|
|
|
GstD3D12AllocationFlags alloc_flags = GST_D3D12_ALLOCATION_FLAG_DEFAULT;
|
|
guint max_buffers = priv->dpb_size;
|
|
/* Tier 1 decoder requires array */
|
|
if (priv->support.DecodeTier == D3D12_VIDEO_DECODE_TIER_1) {
|
|
priv->use_array_of_texture = FALSE;
|
|
alloc_flags = GST_D3D12_ALLOCATION_FLAG_TEXTURE_ARRAY;
|
|
} else {
|
|
priv->use_array_of_texture = TRUE;
|
|
max_buffers = 0;
|
|
}
|
|
|
|
params = gst_d3d12_allocation_params_new (self->device, info, alloc_flags,
|
|
resource_flags);
|
|
|
|
gst_video_alignment_reset (&align);
|
|
align.padding_right = priv->aligned_width - GST_VIDEO_INFO_WIDTH (info);
|
|
align.padding_bottom = priv->aligned_height - GST_VIDEO_INFO_HEIGHT (info);
|
|
gst_d3d12_allocation_params_alignment (params, &align);
|
|
|
|
if (!priv->use_array_of_texture)
|
|
params->desc[0].DepthOrArraySize = (UINT16) max_buffers;
|
|
|
|
priv->dpb_pool = gst_d3d12_buffer_pool_new (self->device);
|
|
config = gst_buffer_pool_get_config (priv->dpb_pool);
|
|
caps = gst_video_info_to_caps (info);
|
|
|
|
gst_buffer_pool_config_set_d3d12_allocation_params (config, params);
|
|
gst_d3d12_allocation_params_free (params);
|
|
gst_buffer_pool_config_set_params (config, caps, GST_VIDEO_INFO_SIZE (info),
|
|
0, max_buffers);
|
|
if (!gst_buffer_pool_set_config (priv->dpb_pool, config)) {
|
|
GST_ERROR_OBJECT (self, "Pool config failed");
|
|
gst_caps_unref (caps);
|
|
return FALSE;
|
|
}
|
|
|
|
gst_buffer_pool_set_active (priv->dpb_pool, TRUE);
|
|
|
|
/* In case that device requires reference only dpb texture, we need another
|
|
* texture pool for outputting without VIDEO_DECODE_REFERENCE_ONLY flag */
|
|
if (priv->reference_only) {
|
|
GST_DEBUG_OBJECT (self, "Creating output only allocator");
|
|
priv->output_pool = gst_d3d12_buffer_pool_new (self->device);
|
|
config = gst_buffer_pool_get_config (priv->output_pool);
|
|
|
|
params = gst_d3d12_allocation_params_new (self->device, info, alloc_flags,
|
|
D3D12_RESOURCE_FLAG_ALLOW_SIMULTANEOUS_ACCESS);
|
|
gst_d3d12_allocation_params_alignment (params, &align);
|
|
gst_buffer_pool_config_set_d3d12_allocation_params (config, params);
|
|
gst_d3d12_allocation_params_free (params);
|
|
gst_buffer_pool_config_set_params (config, caps, GST_VIDEO_INFO_SIZE (info),
|
|
0, 0);
|
|
if (!gst_buffer_pool_set_config (priv->output_pool, config)) {
|
|
GST_ERROR_OBJECT (self, "Output pool config failed");
|
|
gst_caps_unref (caps);
|
|
return FALSE;
|
|
}
|
|
gst_buffer_pool_set_active (priv->output_pool, TRUE);
|
|
}
|
|
|
|
gst_caps_unref (caps);
|
|
|
|
priv->dpb = std::make_shared < GstD3D12Dpb > ((guint8) priv->dpb_size);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
gst_d3d12_decoder_picture_free (GstD3D12DecoderPicture * self)
|
|
{
|
|
delete self;
|
|
}
|
|
|
|
static GstD3D12DecoderPicture *
|
|
gst_d3d12_decoder_picture_new (GstD3D12Decoder * self, GstBuffer * buffer,
|
|
GstBuffer * output_buffer, ID3D12VideoDecoderHeap * heap)
|
|
{
|
|
GstD3D12DecoderPrivate *priv = self->priv;
|
|
GstD3D12DecoderPicture *picture;
|
|
GstMemory *mem = gst_buffer_peek_memory (buffer, 0);
|
|
|
|
auto view_id = priv->dpb->Acquire (GST_D3D12_MEMORY_CAST (mem), heap);
|
|
if (view_id == 0xff) {
|
|
GST_WARNING_OBJECT (self, "No empty picture");
|
|
gst_buffer_unref (buffer);
|
|
if (output_buffer)
|
|
gst_buffer_unref (output_buffer);
|
|
return nullptr;
|
|
}
|
|
|
|
picture = new GstD3D12DecoderPicture (buffer, output_buffer, priv->dpb, heap,
|
|
view_id);
|
|
|
|
gst_mini_object_init (picture, 0, GST_TYPE_D3D12_DECODER_PICTURE,
|
|
nullptr, nullptr,
|
|
(GstMiniObjectFreeFunction) gst_d3d12_decoder_picture_free);
|
|
|
|
return picture;
|
|
}
|
|
|
|
GstFlowReturn
|
|
gst_d3d12_decoder_new_picture (GstD3D12Decoder * decoder,
|
|
GstVideoDecoder * videodec, GstCodecPicture * picture)
|
|
{
|
|
GstD3D12DecoderPrivate *priv;
|
|
GstD3D12DecoderPicture *decoder_pic = nullptr;
|
|
GstBuffer *buffer;
|
|
GstBuffer *output_buffer = nullptr;
|
|
GstFlowReturn ret;
|
|
|
|
g_return_val_if_fail (GST_IS_D3D12_DECODER (decoder), GST_FLOW_ERROR);
|
|
g_return_val_if_fail (GST_IS_VIDEO_DECODER (videodec), GST_FLOW_ERROR);
|
|
g_return_val_if_fail (picture != nullptr, GST_FLOW_ERROR);
|
|
|
|
priv = decoder->priv;
|
|
|
|
if (!priv->dpb_pool) {
|
|
/* Try negotiate again whatever the previous negotiation result was.
|
|
* There could be updated field(s) in sinkpad caps after we negotiated with
|
|
* downstream on new_sequence() call. For example, h264/h265 parse
|
|
* will be able to update HDR10 related caps field after parsing
|
|
* corresponding SEI messages which are usually placed after the essential
|
|
* headers */
|
|
gst_video_decoder_negotiate (videodec);
|
|
|
|
if (!gst_d3d12_decoder_prepare_pool (decoder)) {
|
|
GST_ERROR_OBJECT (videodec, "Failed to setup dpb pool");
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
}
|
|
|
|
ret = gst_buffer_pool_acquire_buffer (priv->dpb_pool, &buffer, nullptr);
|
|
if (ret != GST_FLOW_OK) {
|
|
GST_WARNING_OBJECT (videodec, "Couldn't acquire memory");
|
|
return ret;
|
|
}
|
|
|
|
if (priv->reference_only) {
|
|
ret = gst_buffer_pool_acquire_buffer (priv->output_pool,
|
|
&output_buffer, nullptr);
|
|
if (ret != GST_FLOW_OK) {
|
|
GST_WARNING_OBJECT (videodec, "Couldn't acquire output memory");
|
|
gst_buffer_unref (buffer);
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
decoder_pic = gst_d3d12_decoder_picture_new (decoder, buffer, output_buffer,
|
|
priv->heap.Get ());
|
|
if (!decoder_pic) {
|
|
GST_ERROR_OBJECT (videodec, "Couldn't create new picture");
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
gst_codec_picture_set_user_data (picture, decoder_pic,
|
|
(GDestroyNotify) gst_mini_object_unref);
|
|
|
|
return GST_FLOW_OK;
|
|
}
|
|
|
|
GstFlowReturn
|
|
gst_d3d12_decoder_duplicate_picture (GstD3D12Decoder * decoder,
|
|
GstCodecPicture * src, GstCodecPicture * dst)
|
|
{
|
|
GstD3D12DecoderPicture *decoder_pic =
|
|
(GstD3D12DecoderPicture *) gst_codec_picture_get_user_data (src);
|
|
|
|
if (!decoder_pic)
|
|
return GST_FLOW_ERROR;
|
|
|
|
gst_codec_picture_set_user_data (dst, gst_mini_object_ref (decoder_pic),
|
|
(GDestroyNotify) gst_mini_object_unref);
|
|
|
|
return GST_FLOW_OK;
|
|
}
|
|
|
|
guint8
|
|
gst_d3d12_decoder_get_picture_id (GstD3D12Decoder * decoder,
|
|
GstCodecPicture * picture)
|
|
{
|
|
GstD3D12DecoderPicture *decoder_pic =
|
|
(GstD3D12DecoderPicture *) gst_codec_picture_get_user_data (picture);
|
|
|
|
if (!picture)
|
|
return 0xff;
|
|
|
|
return decoder_pic->view_id;
|
|
}
|
|
|
|
GstFlowReturn
|
|
gst_d3d12_decoder_start_picture (GstD3D12Decoder * decoder,
|
|
GstCodecPicture * picture, guint8 * picture_id)
|
|
{
|
|
GstD3D12DecoderPicture *decoder_pic =
|
|
(GstD3D12DecoderPicture *) gst_codec_picture_get_user_data (picture);
|
|
|
|
if (picture_id)
|
|
*picture_id = 0xff;
|
|
|
|
if (!decoder_pic)
|
|
return GST_FLOW_ERROR;
|
|
|
|
if (picture_id)
|
|
*picture_id = decoder_pic->view_id;
|
|
|
|
return GST_FLOW_OK;
|
|
}
|
|
|
|
static gboolean
|
|
gst_d3d12_decoder_upload_bitstream (GstD3D12Decoder * self, gpointer data,
|
|
gsize size)
|
|
{
|
|
GstD3D12DecoderPrivate *priv = self->priv;
|
|
gpointer map_data;
|
|
HRESULT hr;
|
|
|
|
if (priv->bitstream && priv->bitstream_size < size)
|
|
priv->bitstream = nullptr;
|
|
|
|
if (!priv->bitstream) {
|
|
ID3D12Device *device_handle =
|
|
gst_d3d12_device_get_device_handle (self->device);
|
|
ComPtr < ID3D12Resource > bitstream;
|
|
size_t alloc_size = GST_ROUND_UP_128 (size) + 1024;
|
|
|
|
D3D12_HEAP_PROPERTIES heap_prop =
|
|
CD3D12_HEAP_PROPERTIES (D3D12_HEAP_TYPE_UPLOAD);
|
|
D3D12_RESOURCE_DESC desc = CD3D12_RESOURCE_DESC::Buffer (alloc_size);
|
|
hr = device_handle->CreateCommittedResource (&heap_prop,
|
|
D3D12_HEAP_FLAG_NONE, &desc,
|
|
D3D12_RESOURCE_STATE_COMMON, nullptr, IID_PPV_ARGS (&bitstream));
|
|
if (!gst_d3d12_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to create bitstream buffer");
|
|
return FALSE;
|
|
}
|
|
|
|
GST_LOG_OBJECT (self, "Allocated new bitstream buffer with size %"
|
|
G_GSIZE_FORMAT, size);
|
|
|
|
priv->bitstream = bitstream;
|
|
priv->bitstream_size = alloc_size;
|
|
}
|
|
|
|
hr = priv->bitstream->Map (0, nullptr, &map_data);
|
|
if (!gst_d3d12_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Couldn't map bitstream buffer");
|
|
return FALSE;
|
|
}
|
|
|
|
memcpy (map_data, data, size);
|
|
priv->bitstream->Unmap (0, nullptr);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
GstFlowReturn
|
|
gst_d3d12_decoder_end_picture (GstD3D12Decoder * decoder,
|
|
GstCodecPicture * picture, GPtrArray * ref_pics,
|
|
const GstDxvaDecodingArgs * args)
|
|
{
|
|
GstD3D12DecoderPrivate *priv = decoder->priv;
|
|
HRESULT hr;
|
|
D3D12_VIDEO_DECODE_OUTPUT_STREAM_ARGUMENTS out_args;
|
|
D3D12_VIDEO_DECODE_INPUT_STREAM_ARGUMENTS in_args;
|
|
ID3D12Resource *resource;
|
|
ID3D12Resource *out_resource = nullptr;
|
|
GstD3D12Memory *dmem;
|
|
UINT subresource[2];
|
|
GstD3D12DecoderPicture *decoder_pic = (GstD3D12DecoderPicture *)
|
|
gst_codec_picture_get_user_data (picture);
|
|
UINT64 fence_value;
|
|
ID3D12Fence *fence_handle;
|
|
std::vector < D3D12_RESOURCE_BARRIER > pre_barriers;
|
|
std::vector < D3D12_RESOURCE_BARRIER > post_barriers;
|
|
std::vector < GstD3D12DecoderPicture * >configured_ref_pics;
|
|
|
|
if (!decoder_pic) {
|
|
GST_ERROR_OBJECT (decoder, "No attached decoder picture");
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
if (!args->bitstream || args->bitstream_size == 0) {
|
|
GST_ERROR_OBJECT (decoder, "No bitstream buffer passed");
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
GST_LOG_OBJECT (decoder, "End picture with dxva-id %d, num-ref-pics %u",
|
|
decoder_pic->view_id, ref_pics->len);
|
|
|
|
/* Wait for previous fence if needed */
|
|
gst_d3d12_fence_wait (priv->fence);
|
|
|
|
if (!gst_d3d12_decoder_upload_bitstream (decoder, args->bitstream,
|
|
args->bitstream_size)) {
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
memset (&in_args, 0, sizeof (D3D12_VIDEO_DECODE_INPUT_STREAM_ARGUMENTS));
|
|
memset (&out_args, 0, sizeof (D3D12_VIDEO_DECODE_OUTPUT_STREAM_ARGUMENTS));
|
|
|
|
hr = priv->ca->Reset ();
|
|
if (!gst_d3d12_result (hr, decoder->device)) {
|
|
GST_ERROR_OBJECT (decoder, "Couldn't reset command allocator");
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
hr = priv->cl->Reset (priv->ca.Get ());
|
|
if (!gst_d3d12_result (hr, decoder->device)) {
|
|
GST_ERROR_OBJECT (decoder, "Couldn't reset command list");
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
for (guint i = 0; i < ref_pics->len; i++) {
|
|
GstCodecPicture *ref_pic =
|
|
(GstCodecPicture *) g_ptr_array_index (ref_pics, i);
|
|
GstD3D12DecoderPicture *ref_dec_pic =
|
|
(GstD3D12DecoderPicture *) gst_codec_picture_get_user_data (ref_pic);
|
|
|
|
if (!ref_dec_pic || ref_dec_pic == decoder_pic)
|
|
continue;
|
|
|
|
if (std::find (configured_ref_pics.begin (), configured_ref_pics.end (),
|
|
ref_dec_pic) != configured_ref_pics.end ()) {
|
|
continue;
|
|
}
|
|
|
|
configured_ref_pics.push_back (ref_dec_pic);
|
|
|
|
dmem = (GstD3D12Memory *) gst_buffer_peek_memory (ref_dec_pic->buffer, 0);
|
|
|
|
resource = gst_d3d12_memory_get_resource_handle (dmem);
|
|
gst_d3d12_memory_get_subresource_index (dmem, 0, &subresource[0]);
|
|
gst_d3d12_memory_get_subresource_index (dmem, 1, &subresource[1]);
|
|
|
|
pre_barriers.push_back (CD3D12_RESOURCE_BARRIER::Transition (resource,
|
|
D3D12_RESOURCE_STATE_COMMON, D3D12_RESOURCE_STATE_VIDEO_DECODE_READ,
|
|
subresource[0]));
|
|
pre_barriers.push_back (CD3D12_RESOURCE_BARRIER::Transition (resource,
|
|
D3D12_RESOURCE_STATE_COMMON, D3D12_RESOURCE_STATE_VIDEO_DECODE_READ,
|
|
subresource[1]));
|
|
|
|
post_barriers.push_back (CD3D12_RESOURCE_BARRIER::Transition (resource,
|
|
D3D12_RESOURCE_STATE_VIDEO_DECODE_READ, D3D12_RESOURCE_STATE_COMMON,
|
|
subresource[0]));
|
|
post_barriers.push_back (CD3D12_RESOURCE_BARRIER::Transition (resource,
|
|
D3D12_RESOURCE_STATE_VIDEO_DECODE_READ, D3D12_RESOURCE_STATE_COMMON,
|
|
subresource[1]));
|
|
}
|
|
|
|
if (decoder_pic->output_buffer) {
|
|
dmem = (GstD3D12Memory *)
|
|
gst_buffer_peek_memory (decoder_pic->output_buffer, 0);
|
|
out_resource = gst_d3d12_memory_get_resource_handle (dmem);
|
|
|
|
pre_barriers.push_back (CD3D12_RESOURCE_BARRIER::Transition (out_resource,
|
|
D3D12_RESOURCE_STATE_COMMON,
|
|
D3D12_RESOURCE_STATE_VIDEO_DECODE_WRITE));
|
|
post_barriers.push_back (CD3D12_RESOURCE_BARRIER::Transition (out_resource,
|
|
D3D12_RESOURCE_STATE_VIDEO_DECODE_WRITE,
|
|
D3D12_RESOURCE_STATE_COMMON));
|
|
}
|
|
|
|
dmem = (GstD3D12Memory *) gst_buffer_peek_memory (decoder_pic->buffer, 0);
|
|
resource = gst_d3d12_memory_get_resource_handle (dmem);
|
|
gst_d3d12_memory_get_subresource_index (GST_D3D12_MEMORY_CAST (dmem), 0,
|
|
&subresource[0]);
|
|
gst_d3d12_memory_get_subresource_index (GST_D3D12_MEMORY_CAST (dmem), 1,
|
|
&subresource[1]);
|
|
|
|
pre_barriers.push_back (CD3D12_RESOURCE_BARRIER::Transition (resource,
|
|
D3D12_RESOURCE_STATE_COMMON, D3D12_RESOURCE_STATE_VIDEO_DECODE_WRITE,
|
|
subresource[0]));
|
|
pre_barriers.push_back (CD3D12_RESOURCE_BARRIER::Transition (resource,
|
|
D3D12_RESOURCE_STATE_COMMON, D3D12_RESOURCE_STATE_VIDEO_DECODE_WRITE,
|
|
subresource[1]));
|
|
|
|
post_barriers.push_back (CD3D12_RESOURCE_BARRIER::Transition (resource,
|
|
D3D12_RESOURCE_STATE_VIDEO_DECODE_WRITE, D3D12_RESOURCE_STATE_COMMON,
|
|
subresource[0]));
|
|
post_barriers.push_back (CD3D12_RESOURCE_BARRIER::Transition (resource,
|
|
D3D12_RESOURCE_STATE_VIDEO_DECODE_WRITE, D3D12_RESOURCE_STATE_COMMON,
|
|
subresource[1]));
|
|
|
|
priv->cl->ResourceBarrier (pre_barriers.size (), &pre_barriers[0]);
|
|
|
|
if (out_resource) {
|
|
out_args.pOutputTexture2D = out_resource;
|
|
out_args.OutputSubresource = 0;
|
|
out_args.ConversionArguments.Enable = TRUE;
|
|
out_args.ConversionArguments.pReferenceTexture2D = resource;
|
|
out_args.ConversionArguments.ReferenceSubresource = subresource[0];
|
|
} else {
|
|
out_args.pOutputTexture2D = resource;
|
|
out_args.OutputSubresource = subresource[0];
|
|
out_args.ConversionArguments.Enable = FALSE;
|
|
}
|
|
|
|
if (args->picture_params) {
|
|
in_args.FrameArguments[in_args.NumFrameArguments].Type =
|
|
D3D12_VIDEO_DECODE_ARGUMENT_TYPE_PICTURE_PARAMETERS;
|
|
in_args.FrameArguments[in_args.NumFrameArguments].Size =
|
|
args->picture_params_size;
|
|
in_args.FrameArguments[in_args.NumFrameArguments].pData =
|
|
args->picture_params;
|
|
in_args.NumFrameArguments++;
|
|
}
|
|
|
|
if (args->slice_control) {
|
|
in_args.FrameArguments[in_args.NumFrameArguments].Type =
|
|
D3D12_VIDEO_DECODE_ARGUMENT_TYPE_SLICE_CONTROL;
|
|
in_args.FrameArguments[in_args.NumFrameArguments].Size =
|
|
args->slice_control_size;
|
|
in_args.FrameArguments[in_args.NumFrameArguments].pData =
|
|
args->slice_control;
|
|
in_args.NumFrameArguments++;
|
|
}
|
|
|
|
if (args->inverse_quantization_matrix) {
|
|
in_args.FrameArguments[in_args.NumFrameArguments].Type =
|
|
D3D12_VIDEO_DECODE_ARGUMENT_TYPE_INVERSE_QUANTIZATION_MATRIX;
|
|
in_args.FrameArguments[in_args.NumFrameArguments].Size =
|
|
args->inverse_quantization_matrix_size;
|
|
in_args.FrameArguments[in_args.NumFrameArguments].pData =
|
|
args->inverse_quantization_matrix;
|
|
in_args.NumFrameArguments++;
|
|
}
|
|
|
|
in_args.CompressedBitstream.pBuffer = priv->bitstream.Get ();
|
|
in_args.CompressedBitstream.Offset = 0;
|
|
in_args.CompressedBitstream.Size = args->bitstream_size;
|
|
in_args.pHeap = decoder_pic->heap.Get ();
|
|
|
|
in_args.ReferenceFrames.NumTexture2Ds = priv->dpb->GetSize ();
|
|
in_args.ReferenceFrames.ppHeaps = priv->dpb->GetHeaps ();
|
|
in_args.ReferenceFrames.ppTexture2Ds = priv->dpb->GetTextures ();
|
|
in_args.ReferenceFrames.pSubresources = priv->dpb->GetSubresources ();
|
|
|
|
priv->cl->DecodeFrame (priv->decoder.Get (), &out_args, &in_args);
|
|
priv->cl->ResourceBarrier (post_barriers.size (), &post_barriers[0]);
|
|
|
|
hr = priv->cl->Close ();
|
|
if (!gst_d3d12_result (hr, decoder->device)) {
|
|
GST_ERROR_OBJECT (decoder, "Couldn't record decoding command");
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
ID3D12CommandList *cl[] = { priv->cl.Get () };
|
|
priv->cq->ExecuteCommandLists (1, cl);
|
|
|
|
fence_handle = gst_d3d12_fence_get_handle (priv->fence);
|
|
fence_value = gst_d3d12_device_get_fence_value (decoder->device);
|
|
hr = priv->cq->Signal (fence_handle, fence_value);
|
|
if (!gst_d3d12_result (hr, decoder->device)) {
|
|
GST_DEBUG_OBJECT (decoder, "Couldn't signal fence value");
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
gst_d3d12_fence_set_event_on_completion_value (priv->fence, fence_value);
|
|
/* Will wait on output picture or start of next decoding loop */
|
|
|
|
return GST_FLOW_OK;
|
|
}
|
|
|
|
static gboolean
|
|
gst_d3d12_decoder_ensure_staging_texture (GstD3D12Decoder * self)
|
|
{
|
|
GstD3D12DecoderPrivate *priv = self->priv;
|
|
|
|
if (priv->staging)
|
|
return TRUE;
|
|
|
|
ComPtr < ID3D12Resource > staging;
|
|
HRESULT hr;
|
|
UINT64 size;
|
|
ID3D12Device *device = gst_d3d12_device_get_device_handle (self->device);
|
|
D3D12_RESOURCE_DESC tex_desc =
|
|
CD3D12_RESOURCE_DESC::Tex2D (priv->decoder_format,
|
|
priv->aligned_width, priv->aligned_height);
|
|
|
|
device->GetCopyableFootprints (&tex_desc, 0, 2, 0, priv->layout, nullptr,
|
|
nullptr, &size);
|
|
|
|
D3D12_HEAP_PROPERTIES heap_prop = CD3D12_HEAP_PROPERTIES
|
|
(D3D12_HEAP_TYPE_READBACK);
|
|
D3D12_RESOURCE_DESC desc = CD3D12_RESOURCE_DESC::Buffer (size);
|
|
|
|
hr = device->CreateCommittedResource (&heap_prop, D3D12_HEAP_FLAG_NONE,
|
|
&desc, D3D12_RESOURCE_STATE_COPY_DEST, nullptr, IID_PPV_ARGS (&staging));
|
|
if (!gst_d3d12_result (hr, self->device))
|
|
return FALSE;
|
|
|
|
priv->staging = staging;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_d3d12_decoder_can_direct_render (GstD3D12Decoder * self,
|
|
GstVideoDecoder * videodec, GstBuffer * buffer,
|
|
gint display_width, gint display_height)
|
|
{
|
|
GstD3D12DecoderPrivate *priv = self->priv;
|
|
|
|
/* We don't support direct render for reverse playback */
|
|
if (videodec->input_segment.rate < 0)
|
|
return FALSE;
|
|
|
|
if (priv->output_type != GST_D3D12_DECODER_OUTPUT_D3D12)
|
|
return FALSE;
|
|
|
|
if (display_width != GST_VIDEO_INFO_WIDTH (&priv->info) ||
|
|
display_height != GST_VIDEO_INFO_HEIGHT (&priv->info)) {
|
|
return FALSE;
|
|
}
|
|
|
|
/* We need to crop but downstream does not support crop, need to copy */
|
|
if (priv->need_crop && !priv->use_crop_meta)
|
|
return FALSE;
|
|
|
|
/* we can do direct render in this case, since there is no DPB pool size
|
|
* limit, or output picture does not use texture array */
|
|
if (priv->use_array_of_texture || priv->reference_only)
|
|
return TRUE;
|
|
|
|
/* Let's believe downstream info */
|
|
if (priv->wait_on_pool_full)
|
|
return TRUE;
|
|
|
|
GstMemory *mem = gst_buffer_peek_memory (buffer, 0);
|
|
GstD3D12PoolAllocator *alloc = (GstD3D12PoolAllocator *) mem->allocator;
|
|
guint max_size = 0;
|
|
guint outstanding_size = 0;
|
|
|
|
gst_d3d12_pool_allocator_get_pool_size (alloc, &max_size, &outstanding_size);
|
|
|
|
if (max_size <= outstanding_size + 1) {
|
|
GST_DEBUG_OBJECT (self, "memory pool is about to full (%u/%u)",
|
|
outstanding_size, max_size);
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
GstFlowReturn
|
|
gst_d3d12_decoder_output_picture (GstD3D12Decoder * decoder,
|
|
GstVideoDecoder * videodec, GstVideoCodecFrame * frame,
|
|
GstCodecPicture * picture, GstVideoBufferFlags buffer_flags,
|
|
gint display_width, gint display_height)
|
|
{
|
|
GstD3D12DecoderPrivate *priv = decoder->priv;
|
|
GstD3D12DecoderPicture *decoder_pic;
|
|
GstFlowReturn ret = GST_FLOW_ERROR;
|
|
ID3D12CommandList *list[1];
|
|
UINT64 fence_value;
|
|
GstBuffer *buffer;
|
|
GstD3D12Memory *dmem;
|
|
ID3D12Resource *resource;
|
|
UINT subresource[2];
|
|
void *map_data;
|
|
HRESULT hr;
|
|
GstVideoFrame vframe;
|
|
ID3D12CommandQueue *copy_queue;
|
|
|
|
g_return_val_if_fail (GST_IS_D3D12_DECODER (decoder), GST_FLOW_ERROR);
|
|
g_return_val_if_fail (GST_IS_VIDEO_DECODER (videodec), GST_FLOW_ERROR);
|
|
g_return_val_if_fail (picture != nullptr, GST_FLOW_ERROR);
|
|
|
|
priv = decoder->priv;
|
|
|
|
copy_queue = gst_d3d12_device_get_copy_queue (decoder->device);
|
|
if (!copy_queue) {
|
|
ret = GST_FLOW_ERROR;
|
|
goto error;
|
|
}
|
|
|
|
decoder_pic = (GstD3D12DecoderPicture *)
|
|
gst_codec_picture_get_user_data (picture);
|
|
if (!decoder_pic) {
|
|
ret = GST_FLOW_ERROR;
|
|
goto error;
|
|
}
|
|
|
|
if (display_width != GST_VIDEO_INFO_WIDTH (&priv->output_info) ||
|
|
display_height != GST_VIDEO_INFO_HEIGHT (&priv->output_info)) {
|
|
GST_INFO_OBJECT (videodec, "Frame size changed, do renegotiate");
|
|
|
|
gst_video_info_set_format (&priv->output_info,
|
|
GST_VIDEO_INFO_FORMAT (&priv->info), display_width, display_height);
|
|
GST_VIDEO_INFO_INTERLACE_MODE (&priv->output_info) =
|
|
GST_VIDEO_INFO_INTERLACE_MODE (&priv->info);
|
|
|
|
if (!gst_video_decoder_negotiate (videodec)) {
|
|
GST_ERROR_OBJECT (videodec, "Failed to re-negotiate with new frame size");
|
|
ret = GST_FLOW_NOT_NEGOTIATED;
|
|
goto error;
|
|
}
|
|
} else if (picture->discont_state) {
|
|
if (!gst_video_decoder_negotiate (videodec)) {
|
|
GST_ERROR_OBJECT (videodec, "Could not re-negotiate with updated state");
|
|
ret = GST_FLOW_NOT_NEGOTIATED;
|
|
goto error;
|
|
}
|
|
}
|
|
|
|
/* Wait for pending decoding operation before copying */
|
|
gst_d3d12_fence_wait (priv->fence);
|
|
buffer = decoder_pic->output_buffer ?
|
|
decoder_pic->output_buffer : decoder_pic->buffer;
|
|
dmem = (GstD3D12Memory *) gst_buffer_peek_memory (buffer, 0);
|
|
|
|
if (gst_d3d12_decoder_can_direct_render (decoder, videodec,
|
|
decoder_pic->buffer, display_width, display_height)) {
|
|
GST_LOG_OBJECT (decoder, "Outputting without copy");
|
|
|
|
GST_MINI_OBJECT_FLAG_SET (dmem, GST_D3D12_MEMORY_TRANSFER_NEED_DOWNLOAD);
|
|
GST_MINI_OBJECT_FLAG_UNSET (dmem, GST_D3D12_MEMORY_TRANSFER_NEED_UPLOAD);
|
|
|
|
if (priv->need_crop) {
|
|
GstVideoCropMeta *crop_meta;
|
|
|
|
buffer = gst_buffer_make_writable (buffer);
|
|
crop_meta = gst_buffer_get_video_crop_meta (buffer);
|
|
if (!crop_meta)
|
|
crop_meta = gst_buffer_add_video_crop_meta (buffer);
|
|
|
|
crop_meta->x = priv->crop_x;
|
|
crop_meta->y = priv->crop_y;
|
|
crop_meta->width = priv->info.width;
|
|
crop_meta->height = priv->info.height;
|
|
|
|
GST_TRACE_OBJECT (decoder, "Attatching crop meta");
|
|
}
|
|
|
|
frame->output_buffer = gst_buffer_ref (buffer);
|
|
} else {
|
|
GstMemory *mem;
|
|
ID3D12Resource *out_resource = nullptr;
|
|
UINT out_subresource[2];
|
|
GstD3D12Fence *out_fence = priv->fence;
|
|
ComPtr < ID3D12Resource > shared_resource;
|
|
|
|
ret = gst_video_decoder_allocate_output_frame (videodec, frame);
|
|
if (ret != GST_FLOW_OK) {
|
|
GST_ERROR_OBJECT (videodec, "Couldn't allocate output buffer");
|
|
goto error;
|
|
}
|
|
|
|
mem = gst_buffer_peek_memory (frame->output_buffer, 0);
|
|
if (gst_is_d3d12_memory (mem)) {
|
|
dmem = GST_D3D12_MEMORY_CAST (mem);
|
|
if (dmem->device == decoder->device) {
|
|
out_resource = gst_d3d12_memory_get_resource_handle (dmem);
|
|
gst_d3d12_memory_get_subresource_index (dmem, 0, &out_subresource[0]);
|
|
gst_d3d12_memory_get_subresource_index (dmem, 1, &out_subresource[1]);
|
|
out_fence = dmem->fence;
|
|
|
|
GST_MINI_OBJECT_FLAG_SET (dmem,
|
|
GST_D3D12_MEMORY_TRANSFER_NEED_DOWNLOAD);
|
|
GST_MINI_OBJECT_FLAG_UNSET (dmem,
|
|
GST_D3D12_MEMORY_TRANSFER_NEED_UPLOAD);
|
|
}
|
|
} else if (gst_is_d3d11_memory (mem) &&
|
|
GST_D3D11_MEMORY_CAST (mem)->device == decoder->d3d11_device) {
|
|
HANDLE resource_handle;
|
|
if (gst_d3d11_memory_get_nt_handle (GST_D3D11_MEMORY_CAST (mem),
|
|
&resource_handle)) {
|
|
ID3D12Device *device_handle =
|
|
gst_d3d12_device_get_device_handle (decoder->device);
|
|
hr = device_handle->OpenSharedHandle (resource_handle,
|
|
IID_PPV_ARGS (&shared_resource));
|
|
if (gst_d3d12_result (hr, decoder->device)) {
|
|
out_resource = shared_resource.Get ();
|
|
out_subresource[0] = 0;
|
|
out_subresource[1] = 1;
|
|
GST_MINI_OBJECT_FLAG_SET (mem,
|
|
GST_D3D11_MEMORY_TRANSFER_NEED_DOWNLOAD);
|
|
GST_MINI_OBJECT_FLAG_UNSET (mem,
|
|
GST_D3D11_MEMORY_TRANSFER_NEED_UPLOAD);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!out_resource && !gst_d3d12_decoder_ensure_staging_texture (decoder)) {
|
|
GST_ERROR_OBJECT (videodec, "Couldn't allocate staging texture");
|
|
ret = GST_FLOW_ERROR;
|
|
goto error;
|
|
}
|
|
|
|
resource = gst_d3d12_memory_get_resource_handle (dmem);
|
|
|
|
gst_d3d12_memory_get_subresource_index (dmem, 0, &subresource[0]);
|
|
gst_d3d12_memory_get_subresource_index (dmem, 1, &subresource[1]);
|
|
|
|
/* Copy texture to staging */
|
|
hr = priv->copy_ca->Reset ();
|
|
if (!gst_d3d12_result (hr, decoder->device)) {
|
|
ret = GST_FLOW_ERROR;
|
|
goto error;
|
|
}
|
|
|
|
hr = priv->copy_cl->Reset (priv->copy_ca.Get (), nullptr);
|
|
if (!gst_d3d12_result (hr, decoder->device)) {
|
|
ret = GST_FLOW_ERROR;
|
|
goto error;
|
|
}
|
|
|
|
if (shared_resource)
|
|
gst_d3d11_device_lock (decoder->d3d11_device);
|
|
|
|
/* simultaneous access must be enabled already, so,barrier is not needed */
|
|
for (guint i = 0; i < 2; i++) {
|
|
D3D12_TEXTURE_COPY_LOCATION src =
|
|
CD3D12_TEXTURE_COPY_LOCATION (resource, subresource[i]);
|
|
D3D12_TEXTURE_COPY_LOCATION dst;
|
|
D3D12_BOX src_box = { 0, };
|
|
|
|
if (out_resource) {
|
|
dst = CD3D12_TEXTURE_COPY_LOCATION (out_resource, out_subresource[i]);
|
|
} else {
|
|
dst =
|
|
CD3D12_TEXTURE_COPY_LOCATION (priv->staging.Get (),
|
|
priv->layout[i]);
|
|
}
|
|
|
|
/* FIXME: only 4:2:0 */
|
|
if (i == 0) {
|
|
src_box.left = GST_ROUND_UP_2 (priv->crop_x);
|
|
src_box.top = GST_ROUND_UP_2 (priv->crop_y);
|
|
src_box.right = GST_ROUND_UP_2 (priv->crop_x + priv->output_info.width);
|
|
src_box.bottom =
|
|
GST_ROUND_UP_2 (priv->crop_y + priv->output_info.height);
|
|
} else {
|
|
src_box.left = GST_ROUND_UP_2 (priv->crop_x) / 2;
|
|
src_box.top = GST_ROUND_UP_2 (priv->crop_y) / 2;
|
|
src_box.right =
|
|
GST_ROUND_UP_2 (priv->crop_x + priv->output_info.width) / 2;
|
|
src_box.bottom =
|
|
GST_ROUND_UP_2 (priv->crop_y + priv->output_info.height) / 2;
|
|
}
|
|
|
|
src_box.front = 0;
|
|
src_box.back = 1;
|
|
|
|
priv->copy_cl->CopyTextureRegion (&dst, 0, 0, 0, &src, &src_box);
|
|
}
|
|
|
|
hr = priv->copy_cl->Close ();
|
|
if (!gst_d3d12_result (hr, decoder->device)) {
|
|
GST_ERROR_OBJECT (videodec, "Couldn't record copy command");
|
|
if (shared_resource)
|
|
gst_d3d11_device_unlock (decoder->d3d11_device);
|
|
ret = GST_FLOW_ERROR;
|
|
goto error;
|
|
}
|
|
|
|
list[0] = priv->copy_cl.Get ();
|
|
copy_queue->ExecuteCommandLists (1, list);
|
|
|
|
fence_value = gst_d3d12_device_get_fence_value (decoder->device);
|
|
hr = copy_queue->Signal (gst_d3d12_fence_get_handle (out_fence),
|
|
fence_value);
|
|
if (!gst_d3d12_result (hr, decoder->device)) {
|
|
if (shared_resource)
|
|
gst_d3d11_device_unlock (decoder->d3d11_device);
|
|
ret = GST_FLOW_ERROR;
|
|
goto error;
|
|
}
|
|
|
|
gst_d3d12_fence_set_event_on_completion_value (out_fence, fence_value);
|
|
|
|
if (!out_resource) {
|
|
gst_d3d12_fence_wait (out_fence);
|
|
|
|
hr = priv->staging->Map (0, nullptr, &map_data);
|
|
if (!gst_d3d12_result (hr, decoder->device)) {
|
|
ret = GST_FLOW_ERROR;
|
|
goto error;
|
|
}
|
|
|
|
gst_video_frame_map (&vframe,
|
|
&priv->output_info, frame->output_buffer, GST_MAP_WRITE);
|
|
|
|
for (guint i = 0; i < GST_VIDEO_FRAME_N_PLANES (&vframe); i++) {
|
|
guint8 *src = (guint8 *) map_data + priv->layout[i].Offset;
|
|
guint8 *dst = (guint8 *) GST_VIDEO_FRAME_PLANE_DATA (&vframe, i);
|
|
gint width = GST_VIDEO_FRAME_COMP_WIDTH (&vframe, i) *
|
|
GST_VIDEO_FRAME_COMP_PSTRIDE (&vframe, i);
|
|
|
|
for (guint j = 0; j < GST_VIDEO_FRAME_COMP_HEIGHT (&vframe, i); j++) {
|
|
memcpy (dst, src, width);
|
|
dst += GST_VIDEO_FRAME_PLANE_STRIDE (&vframe, i);
|
|
src += priv->layout[i].Footprint.RowPitch;
|
|
}
|
|
}
|
|
|
|
priv->staging->Unmap (0, nullptr);
|
|
gst_video_frame_unmap (&vframe);
|
|
} else if (shared_resource) {
|
|
gst_d3d12_fence_wait (out_fence);
|
|
gst_d3d11_device_unlock (decoder->d3d11_device);
|
|
}
|
|
}
|
|
|
|
gst_codec_picture_unref (picture);
|
|
return gst_video_decoder_finish_frame (videodec, frame);
|
|
|
|
error:
|
|
gst_codec_picture_unref (picture);
|
|
gst_video_decoder_release_frame (videodec, frame);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static gboolean
|
|
gst_d3d12_decoder_create (GstD3D12Decoder * self)
|
|
{
|
|
GstD3D12DecoderPrivate *priv = self->priv;
|
|
HRESULT hr;
|
|
gint aligned_width, aligned_height;
|
|
ID3D12VideoDevice *video_device;
|
|
GstVideoInfo *info = &priv->info;
|
|
D3D12_FEATURE_DATA_VIDEO_DECODE_SUPPORT support;
|
|
ComPtr < ID3D12VideoDecoderHeap > heap;
|
|
|
|
if (priv->opened)
|
|
return TRUE;
|
|
|
|
if (!priv->configured) {
|
|
GST_ERROR_OBJECT (self, "Should configure first");
|
|
return FALSE;
|
|
}
|
|
|
|
video_device = priv->video_device.Get ();
|
|
|
|
const DecoderFormat *decoder_foramt = nullptr;
|
|
for (guint i = 0; i < G_N_ELEMENTS (format_list); i++) {
|
|
decoder_foramt = nullptr;
|
|
|
|
if (format_list[i].codec != self->codec)
|
|
continue;
|
|
|
|
for (guint j = 0; j < G_N_ELEMENTS (format_list[i].format); j++) {
|
|
DXGI_FORMAT format = format_list[i].format[j];
|
|
|
|
if (format == DXGI_FORMAT_UNKNOWN)
|
|
break;
|
|
|
|
if (format == priv->decoder_format) {
|
|
decoder_foramt = &format_list[i];
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!decoder_foramt)
|
|
continue;
|
|
|
|
D3D12_FEATURE_DATA_VIDEO_DECODE_SUPPORT s;
|
|
s.NodeIndex = 0;
|
|
|
|
s.Configuration.DecodeProfile = format_list[i].decode_profile;
|
|
s.Configuration.BitstreamEncryption = D3D12_BITSTREAM_ENCRYPTION_TYPE_NONE;
|
|
if (GST_VIDEO_INFO_IS_INTERLACED (info) &&
|
|
GST_VIDEO_INFO_INTERLACE_MODE (info) !=
|
|
GST_VIDEO_INTERLACE_MODE_ALTERNATE) {
|
|
s.Configuration.InterlaceType =
|
|
D3D12_VIDEO_FRAME_CODED_INTERLACE_TYPE_FIELD_BASED;
|
|
} else {
|
|
s.Configuration.InterlaceType =
|
|
D3D12_VIDEO_FRAME_CODED_INTERLACE_TYPE_NONE;
|
|
}
|
|
s.DecodeFormat = priv->decoder_format;
|
|
s.FrameRate = { 0, 1 };
|
|
s.BitRate = 0;
|
|
s.Width = priv->coded_width;
|
|
s.Height = priv->coded_height;
|
|
|
|
hr = video_device->CheckFeatureSupport (D3D12_FEATURE_VIDEO_DECODE_SUPPORT,
|
|
&s, sizeof (D3D12_FEATURE_DATA_VIDEO_DECODE_SUPPORT));
|
|
if (FAILED (hr))
|
|
continue;
|
|
|
|
if ((s.SupportFlags & D3D12_VIDEO_DECODE_SUPPORT_FLAG_SUPPORTED) == 0) {
|
|
GST_INFO_OBJECT (self, "Device doesn't support current configuration");
|
|
continue;
|
|
}
|
|
|
|
support = s;
|
|
|
|
GST_INFO_OBJECT (self,
|
|
"Created decoder support tier %d with configuration flags 0x%x",
|
|
support.DecodeTier, support.ConfigurationFlags);
|
|
break;
|
|
}
|
|
|
|
if (!decoder_foramt) {
|
|
GST_WARNING_OBJECT (self, "Failed to find supported configuration");
|
|
return FALSE;
|
|
}
|
|
|
|
guint alignment = 16;
|
|
if ((support.ConfigurationFlags &
|
|
D3D12_VIDEO_DECODE_CONFIGURATION_FLAG_HEIGHT_ALIGNMENT_MULTIPLE_32_REQUIRED)
|
|
!= 0) {
|
|
alignment = 32;
|
|
}
|
|
|
|
aligned_width = GST_ROUND_UP_N (priv->coded_width, alignment);
|
|
aligned_height = GST_ROUND_UP_N (priv->coded_height, alignment);
|
|
|
|
priv->aligned_width = aligned_width;
|
|
priv->aligned_height = aligned_height;
|
|
|
|
/* We can reuse decoder object, which is resolution independent */
|
|
if (!priv->decoder ||
|
|
priv->support.Configuration.DecodeProfile !=
|
|
support.Configuration.DecodeProfile
|
|
|| priv->support.Configuration.InterlaceType !=
|
|
support.Configuration.InterlaceType) {
|
|
ComPtr < ID3D12VideoDecoder > decoder;
|
|
|
|
priv->decoder = nullptr;
|
|
|
|
D3D12_VIDEO_DECODER_DESC desc;
|
|
desc.NodeMask = 0;
|
|
desc.Configuration = support.Configuration;
|
|
hr = video_device->CreateVideoDecoder (&desc, IID_PPV_ARGS (&decoder));
|
|
if (!gst_d3d12_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to create decoder");
|
|
return FALSE;
|
|
}
|
|
|
|
priv->decoder = decoder;
|
|
}
|
|
|
|
D3D12_VIDEO_DECODER_HEAP_DESC heap_desc;
|
|
heap_desc.NodeMask = 0;
|
|
heap_desc.Configuration = support.Configuration;
|
|
heap_desc.DecodeWidth = priv->aligned_width;
|
|
heap_desc.DecodeHeight = priv->aligned_height;
|
|
heap_desc.Format = priv->decoder_format;
|
|
heap_desc.FrameRate = { 0, 1 };
|
|
heap_desc.BitRate = 0;
|
|
heap_desc.MaxDecodePictureBufferCount = priv->dpb_size;
|
|
hr = video_device->CreateVideoDecoderHeap (&heap_desc, IID_PPV_ARGS (&heap));
|
|
if (!gst_d3d12_result (hr, self->device)) {
|
|
GST_ERROR_OBJECT (self, "Failed to create decoder heap");
|
|
return FALSE;
|
|
}
|
|
|
|
priv->heap = heap;
|
|
priv->support = support;
|
|
|
|
priv->opened = TRUE;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
gboolean
|
|
gst_d3d12_decoder_negotiate (GstD3D12Decoder * decoder,
|
|
GstVideoDecoder * videodec)
|
|
{
|
|
g_return_val_if_fail (GST_IS_D3D12_DECODER (decoder), FALSE);
|
|
g_return_val_if_fail (GST_IS_VIDEO_DECODER (videodec), FALSE);
|
|
|
|
GstD3D12DecoderPrivate *priv = decoder->priv;
|
|
GstVideoInfo *info = &priv->output_info;
|
|
GstCaps *peer_caps;
|
|
GstVideoCodecState *state = nullptr;
|
|
GstVideoCodecState *input_state = priv->input_state;
|
|
GstStructure *s;
|
|
const gchar *str;
|
|
gboolean d3d12_supported = FALSE;
|
|
gboolean d3d11_supported = FALSE;
|
|
|
|
peer_caps = gst_pad_get_allowed_caps (GST_VIDEO_DECODER_SRC_PAD (videodec));
|
|
GST_DEBUG_OBJECT (videodec, "Allowed caps %" GST_PTR_FORMAT, peer_caps);
|
|
|
|
if (!peer_caps || gst_caps_is_any (peer_caps)) {
|
|
GST_DEBUG_OBJECT (videodec,
|
|
"cannot determine output format, use system memory");
|
|
} else {
|
|
GstCapsFeatures *features;
|
|
guint size = gst_caps_get_size (peer_caps);
|
|
guint i;
|
|
|
|
for (i = 0; i < size; i++) {
|
|
features = gst_caps_get_features (peer_caps, i);
|
|
|
|
if (!features)
|
|
continue;
|
|
|
|
if (gst_caps_features_contains (features,
|
|
GST_CAPS_FEATURE_MEMORY_D3D12_MEMORY)) {
|
|
d3d12_supported = TRUE;
|
|
} else if (gst_caps_features_contains (features,
|
|
GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY)) {
|
|
d3d11_supported = TRUE;
|
|
}
|
|
}
|
|
}
|
|
gst_clear_caps (&peer_caps);
|
|
|
|
GST_DEBUG_OBJECT (videodec, "Downstream feature support, D3D12 memory: %d",
|
|
d3d12_supported);
|
|
|
|
/* TODO: add support alternate interlace */
|
|
state = gst_video_decoder_set_interlaced_output_state (videodec,
|
|
GST_VIDEO_INFO_FORMAT (info), GST_VIDEO_INFO_INTERLACE_MODE (info),
|
|
GST_VIDEO_INFO_WIDTH (info), GST_VIDEO_INFO_HEIGHT (info), input_state);
|
|
|
|
if (!state) {
|
|
GST_ERROR_OBJECT (decoder, "Couldn't set output state");
|
|
return FALSE;
|
|
}
|
|
|
|
state->caps = gst_video_info_to_caps (&state->info);
|
|
|
|
s = gst_caps_get_structure (input_state->caps, 0);
|
|
str = gst_structure_get_string (s, "mastering-display-info");
|
|
if (str) {
|
|
gst_caps_set_simple (state->caps,
|
|
"mastering-display-info", G_TYPE_STRING, str, nullptr);
|
|
}
|
|
|
|
str = gst_structure_get_string (s, "content-light-level");
|
|
if (str) {
|
|
gst_caps_set_simple (state->caps,
|
|
"content-light-level", G_TYPE_STRING, str, nullptr);
|
|
}
|
|
|
|
g_clear_pointer (&priv->output_state, gst_video_codec_state_unref);
|
|
priv->output_state = state;
|
|
|
|
priv->output_type = GST_D3D12_DECODER_OUTPUT_SYSTEM;
|
|
if (d3d12_supported) {
|
|
gst_caps_set_features (state->caps, 0,
|
|
gst_caps_features_new_single (GST_CAPS_FEATURE_MEMORY_D3D12_MEMORY));
|
|
priv->output_type = GST_D3D12_DECODER_OUTPUT_D3D12;
|
|
} else if (d3d11_supported
|
|
&& gst_d3d11_ensure_element_data_for_adapter_luid (GST_ELEMENT (videodec),
|
|
decoder->adapter_luid, &decoder->d3d11_device)) {
|
|
gst_caps_set_features (state->caps, 0,
|
|
gst_caps_features_new_single (GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY));
|
|
priv->output_type = GST_D3D12_DECODER_OUTPUT_D3D11;
|
|
}
|
|
|
|
return gst_d3d12_decoder_create (decoder);
|
|
}
|
|
|
|
gboolean
|
|
gst_d3d12_decoder_decide_allocation (GstD3D12Decoder * decoder,
|
|
GstVideoDecoder * videodec, GstQuery * query)
|
|
{
|
|
GstD3D12DecoderPrivate *priv = decoder->priv;
|
|
GstCaps *outcaps;
|
|
GstBufferPool *pool = nullptr;
|
|
guint n, size, min = 0, max = 0;
|
|
GstVideoInfo vinfo = { 0, };
|
|
GstStructure *config;
|
|
|
|
g_return_val_if_fail (GST_IS_D3D12_DECODER (decoder), FALSE);
|
|
g_return_val_if_fail (GST_IS_VIDEO_DECODER (videodec), FALSE);
|
|
g_return_val_if_fail (query != nullptr, FALSE);
|
|
|
|
if (!priv->opened) {
|
|
GST_ERROR_OBJECT (videodec, "Should open decoder first");
|
|
return FALSE;
|
|
}
|
|
|
|
gst_query_parse_allocation (query, &outcaps, nullptr);
|
|
|
|
if (!outcaps) {
|
|
GST_DEBUG_OBJECT (decoder, "No output caps");
|
|
return FALSE;
|
|
}
|
|
|
|
if (priv->output_type == GST_D3D12_DECODER_OUTPUT_D3D12) {
|
|
priv->use_crop_meta =
|
|
gst_query_find_allocation_meta (query, GST_VIDEO_CROP_META_API_TYPE,
|
|
nullptr);
|
|
} else {
|
|
priv->use_crop_meta = FALSE;
|
|
}
|
|
|
|
gst_video_info_from_caps (&vinfo, outcaps);
|
|
n = gst_query_get_n_allocation_pools (query);
|
|
if (n > 0)
|
|
gst_query_parse_nth_allocation_pool (query, 0, &pool, &size, &min, &max);
|
|
|
|
if (pool) {
|
|
if (priv->output_type == GST_D3D12_DECODER_OUTPUT_D3D12) {
|
|
if (!GST_IS_D3D12_BUFFER_POOL (pool)) {
|
|
GST_DEBUG_OBJECT (videodec,
|
|
"Downstream pool is not d3d12, will create new one");
|
|
gst_clear_object (&pool);
|
|
} else {
|
|
GstD3D12BufferPool *dpool = GST_D3D12_BUFFER_POOL (pool);
|
|
if (dpool->device != decoder->device) {
|
|
GST_DEBUG_OBJECT (videodec, "Different device, will create new one");
|
|
gst_clear_object (&pool);
|
|
}
|
|
}
|
|
} else if (priv->output_type == GST_D3D12_DECODER_OUTPUT_D3D11) {
|
|
if (!GST_IS_D3D11_BUFFER_POOL (pool)) {
|
|
GST_DEBUG_OBJECT (videodec,
|
|
"Downstream pool is not d3d11, will create new one");
|
|
gst_clear_object (&pool);
|
|
} else {
|
|
GstD3D11BufferPool *dpool = GST_D3D11_BUFFER_POOL (pool);
|
|
if (dpool->device != decoder->d3d11_device) {
|
|
GST_DEBUG_OBJECT (videodec, "Different device, will create new one");
|
|
gst_clear_object (&pool);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!pool) {
|
|
switch (priv->output_type) {
|
|
case GST_D3D12_DECODER_OUTPUT_D3D12:
|
|
pool = gst_d3d12_buffer_pool_new (decoder->device);
|
|
break;
|
|
case GST_D3D12_DECODER_OUTPUT_D3D11:
|
|
pool = gst_d3d11_buffer_pool_new (decoder->d3d11_device);
|
|
break;
|
|
default:
|
|
pool = gst_video_buffer_pool_new ();
|
|
break;
|
|
}
|
|
|
|
size = (guint) vinfo.size;
|
|
}
|
|
|
|
config = gst_buffer_pool_get_config (pool);
|
|
gst_buffer_pool_config_set_params (config, outcaps, size, min, max);
|
|
gst_buffer_pool_config_add_option (config, GST_BUFFER_POOL_OPTION_VIDEO_META);
|
|
|
|
if (priv->output_type == GST_D3D12_DECODER_OUTPUT_D3D12) {
|
|
GstD3D12AllocationParams *params;
|
|
GstVideoAlignment align;
|
|
gint width, height;
|
|
|
|
gst_video_alignment_reset (&align);
|
|
|
|
params = gst_buffer_pool_config_get_d3d12_allocation_params (config);
|
|
if (!params) {
|
|
params = gst_d3d12_allocation_params_new (decoder->device, &vinfo,
|
|
GST_D3D12_ALLOCATION_FLAG_DEFAULT,
|
|
D3D12_RESOURCE_FLAG_ALLOW_SIMULTANEOUS_ACCESS);
|
|
} else {
|
|
params->desc[0].Flags |= D3D12_RESOURCE_FLAG_ALLOW_SIMULTANEOUS_ACCESS;
|
|
}
|
|
|
|
width = GST_VIDEO_INFO_WIDTH (&vinfo);
|
|
height = GST_VIDEO_INFO_HEIGHT (&vinfo);
|
|
|
|
/* need alignment to copy decoder output texture to downstream texture */
|
|
align.padding_right = GST_ROUND_UP_16 (width) - width;
|
|
align.padding_bottom = GST_ROUND_UP_16 (height) - height;
|
|
gst_d3d12_allocation_params_alignment (params, &align);
|
|
gst_buffer_pool_config_set_d3d12_allocation_params (config, params);
|
|
gst_d3d12_allocation_params_free (params);
|
|
|
|
/* Store min buffer size. We need to take account of the amount of buffers
|
|
* which might be held by downstream in case of zero-copy playback */
|
|
if (!priv->dpb_pool) {
|
|
if (n > 0) {
|
|
GST_DEBUG_OBJECT (videodec, "Downstream proposed pool");
|
|
priv->wait_on_pool_full = TRUE;
|
|
/* XXX: hardcoded bound 16, to avoid too large pool size */
|
|
priv->downstream_min_buffers = MIN (min, 16);
|
|
} else {
|
|
GST_DEBUG_OBJECT (videodec, "Downstream didn't propose pool");
|
|
priv->wait_on_pool_full = FALSE;
|
|
/* don't know how many buffers would be queued by downstream */
|
|
priv->downstream_min_buffers = 4;
|
|
}
|
|
} else {
|
|
/* We configured our DPB pool already, let's check if our margin can
|
|
* cover min size */
|
|
priv->wait_on_pool_full = FALSE;
|
|
|
|
if (n > 0) {
|
|
if (priv->downstream_min_buffers >= min)
|
|
priv->wait_on_pool_full = TRUE;
|
|
|
|
GST_DEBUG_OBJECT (videodec,
|
|
"Pre-allocated margin %d can%s cover downstream min size %d",
|
|
priv->downstream_min_buffers,
|
|
priv->wait_on_pool_full ? "" : "not", min);
|
|
} else {
|
|
GST_DEBUG_OBJECT (videodec, "Downstream min size is unknown");
|
|
}
|
|
}
|
|
|
|
GST_DEBUG_OBJECT (videodec, "Downstream min buffres: %d", min);
|
|
|
|
/* We will not use downstream pool for decoding, and therefore preallocation
|
|
* is unnecessary. So, Non-zero min buffer will be a waste of GPU memory */
|
|
min = 0;
|
|
} else if (priv->output_type == GST_D3D12_DECODER_OUTPUT_D3D11) {
|
|
GstD3D11AllocationParams *params;
|
|
const guint bind_flags = D3D11_BIND_SHADER_RESOURCE |
|
|
D3D11_BIND_RENDER_TARGET;
|
|
const guint misc_flags = D3D11_RESOURCE_MISC_SHARED_NTHANDLE |
|
|
D3D11_RESOURCE_MISC_SHARED;
|
|
|
|
params = gst_d3d11_allocation_params_new (decoder->d3d11_device, &vinfo,
|
|
GST_D3D11_ALLOCATION_FLAG_DEFAULT, bind_flags, misc_flags);
|
|
gst_buffer_pool_config_set_d3d11_allocation_params (config, params);
|
|
gst_d3d11_allocation_params_free (params);
|
|
}
|
|
|
|
gst_buffer_pool_set_config (pool, config);
|
|
/* d3d12 buffer pool will update buffer size based on allocated texture,
|
|
* get size from config again */
|
|
config = gst_buffer_pool_get_config (pool);
|
|
gst_buffer_pool_config_get_params (config, nullptr, &size, nullptr, nullptr);
|
|
gst_structure_free (config);
|
|
|
|
if (n > 0)
|
|
gst_query_set_nth_allocation_pool (query, 0, pool, size, min, max);
|
|
else
|
|
gst_query_add_allocation_pool (query, pool, size, min, max);
|
|
gst_object_unref (pool);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
gst_d3d12_decoder_set_flushing (GstD3D12Decoder * self, gboolean flushing)
|
|
{
|
|
GstD3D12DecoderPrivate *priv = self->priv;
|
|
std::lock_guard < std::mutex > lk (priv->lock);
|
|
|
|
if (priv->dpb_pool)
|
|
gst_buffer_pool_set_flushing (priv->dpb_pool, flushing);
|
|
if (priv->output_pool)
|
|
gst_buffer_pool_set_flushing (priv->output_pool, flushing);
|
|
priv->flushing = flushing;
|
|
}
|
|
|
|
void
|
|
gst_d3d12_decoder_sink_event (GstD3D12Decoder * decoder, GstEvent * event)
|
|
{
|
|
switch (GST_EVENT_TYPE (event)) {
|
|
case GST_EVENT_FLUSH_START:
|
|
gst_d3d12_decoder_set_flushing (decoder, TRUE);
|
|
break;
|
|
case GST_EVENT_FLUSH_STOP:
|
|
gst_d3d12_decoder_set_flushing (decoder, FALSE);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
void
|
|
gst_d3d12_decoder_set_context (GstD3D12Decoder * decoder, GstElement * element,
|
|
GstContext * context)
|
|
{
|
|
GstD3D12CSLockGuard lk (&decoder->context_lock);
|
|
|
|
gst_d3d12_handle_set_context_for_adapter_luid (element,
|
|
context, decoder->adapter_luid, &decoder->device);
|
|
gst_d3d11_handle_set_context_for_adapter_luid (element,
|
|
context, decoder->adapter_luid, &decoder->d3d11_device);
|
|
}
|
|
|
|
gboolean
|
|
gst_d3d12_decoder_handle_query (GstD3D12Decoder * decoder, GstElement * element,
|
|
GstQuery * query)
|
|
{
|
|
if (GST_QUERY_TYPE (query) != GST_QUERY_CONTEXT)
|
|
return FALSE;
|
|
|
|
GstD3D12CSLockGuard lk (&decoder->context_lock);
|
|
if (gst_d3d12_handle_context_query (element, query, decoder->device) ||
|
|
gst_d3d11_handle_context_query (element, query, decoder->d3d11_device)) {
|
|
return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
enum
|
|
{
|
|
PROP_DECODER_ADAPTER_LUID = 1,
|
|
PROP_DECODER_DEVICE_ID,
|
|
PROP_DECODER_VENDOR_ID,
|
|
};
|
|
|
|
struct _GstD3D12DecoderClassData
|
|
{
|
|
GstD3D12DecoderSubClassData subclass_data;
|
|
GstCaps *sink_caps;
|
|
GstCaps *src_caps;
|
|
gchar *description;
|
|
};
|
|
|
|
static void
|
|
gst_d3d12_decoder_get_profiles (const GUID & profile,
|
|
std::vector < std::string > &list)
|
|
{
|
|
if (profile == D3D12_VIDEO_DECODE_PROFILE_H264) {
|
|
list.push_back ("high");
|
|
list.push_back ("progressive-high");
|
|
list.push_back ("constrained-high");
|
|
list.push_back ("main");
|
|
list.push_back ("constrained-baseline");
|
|
list.push_back ("baseline");
|
|
} else if (profile == D3D12_VIDEO_DECODE_PROFILE_HEVC_MAIN) {
|
|
list.push_back ("main");
|
|
} else if (profile == D3D12_VIDEO_DECODE_PROFILE_HEVC_MAIN10) {
|
|
list.push_back ("main-10");
|
|
} else if (profile == D3D12_VIDEO_DECODE_PROFILE_VP9) {
|
|
list.push_back ("0");
|
|
} else if (profile == D3D12_VIDEO_DECODE_PROFILE_VP9_10BIT_PROFILE2) {
|
|
list.push_back ("2");
|
|
} else if (profile == D3D12_VIDEO_DECODE_PROFILE_AV1_PROFILE0) {
|
|
list.push_back ("main");
|
|
} else {
|
|
g_assert_not_reached ();
|
|
}
|
|
}
|
|
|
|
GstD3D12DecoderClassData *
|
|
gst_d3d12_decoder_check_feature_support (GstD3D12Device * device,
|
|
ID3D12VideoDevice * video_device, GstDxvaCodec codec,
|
|
gboolean d3d11_interop)
|
|
{
|
|
HRESULT hr;
|
|
GstDxvaResolution max_resolution = { 0, 0 };
|
|
D3D12_VIDEO_DECODE_CONFIGURATION_FLAGS config_flags =
|
|
D3D12_VIDEO_DECODE_CONFIGURATION_FLAG_NONE;
|
|
D3D12_VIDEO_DECODE_TIER tier = D3D12_VIDEO_DECODE_TIER_NOT_SUPPORTED;
|
|
std::set < DXGI_FORMAT > supported_formats;
|
|
std::vector < std::string > profiles;
|
|
|
|
g_return_val_if_fail (GST_IS_D3D12_DEVICE (device), nullptr);
|
|
g_return_val_if_fail (video_device != nullptr, nullptr);
|
|
|
|
for (guint i = 0; i < G_N_ELEMENTS (format_list); i++) {
|
|
if (format_list[i].codec != codec)
|
|
continue;
|
|
|
|
D3D12_FEATURE_DATA_VIDEO_DECODE_SUPPORT s;
|
|
s.NodeIndex = 0;
|
|
s.Configuration.DecodeProfile = format_list[i].decode_profile;
|
|
s.Configuration.BitstreamEncryption = D3D12_BITSTREAM_ENCRYPTION_TYPE_NONE;
|
|
s.Configuration.InterlaceType = D3D12_VIDEO_FRAME_CODED_INTERLACE_TYPE_NONE;
|
|
s.FrameRate = { 0, 1 };
|
|
s.BitRate = 0;
|
|
|
|
bool supported = false;
|
|
for (guint j = 0; j < G_N_ELEMENTS (format_list[i].format); j++) {
|
|
s.DecodeFormat = format_list[i].format[j];
|
|
if (s.DecodeFormat == DXGI_FORMAT_UNKNOWN)
|
|
break;
|
|
|
|
for (guint k = 0; k < G_N_ELEMENTS (gst_dxva_resolutions); k++) {
|
|
s.Width = gst_dxva_resolutions[k].width;
|
|
s.Height = gst_dxva_resolutions[k].height;
|
|
|
|
hr = video_device->CheckFeatureSupport
|
|
(D3D12_FEATURE_VIDEO_DECODE_SUPPORT, &s,
|
|
sizeof (D3D12_FEATURE_DATA_VIDEO_DECODE_SUPPORT));
|
|
if (FAILED (hr))
|
|
break;
|
|
|
|
if ((s.SupportFlags & D3D12_VIDEO_DECODE_SUPPORT_FLAG_SUPPORTED) == 0)
|
|
break;
|
|
|
|
if (max_resolution.width < gst_dxva_resolutions[k].width)
|
|
max_resolution.width = gst_dxva_resolutions[k].width;
|
|
if (max_resolution.height < gst_dxva_resolutions[k].height)
|
|
max_resolution.height = gst_dxva_resolutions[k].height;
|
|
|
|
supported_formats.insert (format_list[i].format[j]);
|
|
config_flags = s.ConfigurationFlags;
|
|
tier = s.DecodeTier;
|
|
supported = true;
|
|
}
|
|
}
|
|
|
|
if (supported)
|
|
gst_d3d12_decoder_get_profiles (format_list[i].decode_profile, profiles);
|
|
}
|
|
|
|
if (supported_formats.empty ()) {
|
|
GST_DEBUG_OBJECT (device, "Device doesn't support %s",
|
|
gst_dxva_codec_to_string (codec));
|
|
return nullptr;
|
|
}
|
|
|
|
GST_DEBUG_OBJECT (device,
|
|
"Device supports codec %s (%dx%d), configuration flags 0x%x, tier: %d",
|
|
gst_dxva_codec_to_string (codec),
|
|
max_resolution.width, max_resolution.height, config_flags, tier);
|
|
|
|
std::string format_string;
|
|
|
|
/* *INDENT-OFF* */
|
|
for (const auto &iter : supported_formats) {
|
|
GstVideoFormat format = gst_d3d12_dxgi_format_to_gst (iter);
|
|
|
|
if (format == GST_VIDEO_FORMAT_UNKNOWN) {
|
|
GST_ERROR_OBJECT (device,
|
|
"Failed to get video format from dxgi format %d", iter);
|
|
}
|
|
|
|
if (!format_string.empty ())
|
|
format_string += ", ";
|
|
|
|
format_string += gst_video_format_to_string (format);
|
|
}
|
|
/* *INDENT-ON* */
|
|
|
|
std::string src_caps_string;
|
|
/* TODO: support d3d12 memory */
|
|
src_caps_string = "video/x-raw, format = (string) ";
|
|
if (supported_formats.size () > 1) {
|
|
src_caps_string += "{ " + format_string + " }";
|
|
} else {
|
|
src_caps_string += format_string;
|
|
}
|
|
|
|
std::string sink_caps_string;
|
|
std::string profile_string;
|
|
|
|
switch (codec) {
|
|
case GST_DXVA_CODEC_H264:
|
|
sink_caps_string = "video/x-h264, "
|
|
"stream-format=(string) { avc, avc3, byte-stream }, "
|
|
"alignment=(string) au";
|
|
break;
|
|
case GST_DXVA_CODEC_H265:
|
|
sink_caps_string = "video/x-h265, "
|
|
"stream-format=(string) { hev1, hvc1, byte-stream }, "
|
|
"alignment=(string) au";
|
|
break;
|
|
case GST_DXVA_CODEC_VP9:
|
|
if (profiles.size () > 1) {
|
|
sink_caps_string =
|
|
"video/x-vp9, alignment = (string) frame, profile = (string) 0; "
|
|
"video/x-vp9, alignment = (string) frame, profile = (string) 2, "
|
|
"bit-depth-luma = (uint) 10, bit-depth-chroma = (uint) 10";
|
|
} else if (profiles[0] == "0") {
|
|
sink_caps_string =
|
|
"video/x-vp9, alignment = (string) frame, profile = (string) 0";
|
|
} else {
|
|
sink_caps_string =
|
|
"video/x-vp9, alignment = (string) frame, profile = (string) 2, "
|
|
"bit-depth-luma = (uint) 10, bit-depth-chroma = (uint) 10";
|
|
}
|
|
break;
|
|
case GST_DXVA_CODEC_AV1:
|
|
sink_caps_string = "video/x-av1, alignment = (string) frame";
|
|
break;
|
|
default:
|
|
g_assert_not_reached ();
|
|
return nullptr;
|
|
}
|
|
|
|
/* *INDENT-OFF* */
|
|
if (codec != GST_DXVA_CODEC_VP9) {
|
|
if (profiles.size () > 1) {
|
|
profile_string = "{ ";
|
|
bool first = true;
|
|
for (auto it : profiles) {
|
|
if (!first)
|
|
profile_string += ", ";
|
|
|
|
profile_string += it;
|
|
first = false;
|
|
}
|
|
|
|
profile_string += " }";
|
|
} else {
|
|
profile_string = profiles[0];
|
|
}
|
|
|
|
sink_caps_string += ", profile=(string) ";
|
|
sink_caps_string += profile_string;
|
|
}
|
|
/* *INDENT-ON* */
|
|
|
|
GstCaps *sink_caps = gst_caps_from_string (sink_caps_string.c_str ());
|
|
GstCaps *raw_caps = gst_caps_from_string (src_caps_string.c_str ());
|
|
GstCaps *src_caps = gst_caps_copy (raw_caps);
|
|
gst_caps_set_features_simple (src_caps,
|
|
gst_caps_features_new_single (GST_CAPS_FEATURE_MEMORY_D3D12_MEMORY));
|
|
if (d3d11_interop) {
|
|
GstCaps *d3d11_caps = gst_caps_copy (raw_caps);
|
|
gst_caps_set_features_simple (d3d11_caps,
|
|
gst_caps_features_new_single (GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY));
|
|
gst_caps_append (src_caps, d3d11_caps);
|
|
}
|
|
gst_caps_append (src_caps, raw_caps);
|
|
|
|
gint max_res = MAX (max_resolution.width, max_resolution.height);
|
|
gst_caps_set_simple (sink_caps,
|
|
"width", GST_TYPE_INT_RANGE, 1, max_res,
|
|
"height", GST_TYPE_INT_RANGE, 1, max_res, nullptr);
|
|
gst_caps_set_simple (src_caps,
|
|
"width", GST_TYPE_INT_RANGE, 1, max_res,
|
|
"height", GST_TYPE_INT_RANGE, 1, max_res, nullptr);
|
|
|
|
GstD3D12DecoderClassData *ret = g_new0 (GstD3D12DecoderClassData, 1);
|
|
GstD3D12DecoderSubClassData *subclass_data = &ret->subclass_data;
|
|
|
|
ret->sink_caps = sink_caps;
|
|
ret->src_caps = src_caps;
|
|
|
|
subclass_data->codec = codec;
|
|
|
|
/* class data will be leaked if the element never gets instantiated */
|
|
GST_MINI_OBJECT_FLAG_SET (sink_caps, GST_MINI_OBJECT_FLAG_MAY_BE_LEAKED);
|
|
GST_MINI_OBJECT_FLAG_SET (src_caps, GST_MINI_OBJECT_FLAG_MAY_BE_LEAKED);
|
|
|
|
g_object_get (device, "adapter-luid", &subclass_data->adapter_luid,
|
|
"device-id", &subclass_data->device_id, "vendor-id",
|
|
&subclass_data->vendor_id, "description", &ret->description, nullptr);
|
|
|
|
GST_DEBUG_OBJECT (device,
|
|
"Configured sink caps: %" GST_PTR_FORMAT ", src caps: %" GST_PTR_FORMAT,
|
|
sink_caps, src_caps);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void
|
|
gst_d3d12_decoder_class_data_free (GstD3D12DecoderClassData * data)
|
|
{
|
|
if (!data)
|
|
return;
|
|
|
|
gst_clear_caps (&data->sink_caps);
|
|
gst_clear_caps (&data->src_caps);
|
|
g_free (data->description);
|
|
g_free (data);
|
|
}
|
|
|
|
void
|
|
gst_d3d12_decoder_class_data_fill_subclass_data (GstD3D12DecoderClassData *
|
|
data, GstD3D12DecoderSubClassData * subclass_data)
|
|
{
|
|
g_return_if_fail (data != nullptr);
|
|
g_return_if_fail (subclass_data != nullptr);
|
|
|
|
*subclass_data = data->subclass_data;
|
|
}
|
|
|
|
void
|
|
gst_d3d12_decoder_proxy_class_init (GstElementClass * klass,
|
|
GstD3D12DecoderClassData * data, const gchar * author)
|
|
{
|
|
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
|
|
GstD3D12DecoderSubClassData *cdata = &data->subclass_data;
|
|
std::string long_name;
|
|
std::string description;
|
|
const gchar *codec_name;
|
|
GParamFlags param_flags = (GParamFlags) (GST_PARAM_DOC_SHOW_DEFAULT |
|
|
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
|
|
GstPadTemplate *pad_templ;
|
|
|
|
g_object_class_install_property (gobject_class, PROP_DECODER_ADAPTER_LUID,
|
|
g_param_spec_int64 ("adapter-luid", "Adapter LUID",
|
|
"DXGI Adapter LUID (Locally Unique Identifier) of created device",
|
|
G_MININT64, G_MAXINT64, 0, param_flags));
|
|
|
|
g_object_class_install_property (gobject_class, PROP_DECODER_DEVICE_ID,
|
|
g_param_spec_uint ("device-id", "Device Id",
|
|
"DXGI Device ID", 0, G_MAXUINT32, 0, param_flags));
|
|
|
|
g_object_class_install_property (gobject_class, PROP_DECODER_VENDOR_ID,
|
|
g_param_spec_uint ("vendor-id", "Vendor Id",
|
|
"DXGI Vendor ID", 0, G_MAXUINT32, 0, param_flags));
|
|
|
|
codec_name = gst_dxva_codec_to_string (cdata->codec);
|
|
long_name = "Direct3D12/DXVA " + std::string (codec_name) + " " +
|
|
std::string (data->description) + " Decoder";
|
|
description = "Direct3D12/DXVA based " + std::string (codec_name) +
|
|
" video decoder";
|
|
|
|
gst_element_class_set_metadata (klass, long_name.c_str (),
|
|
"Codec/Decoder/Video/Hardware", description.c_str (), author);
|
|
|
|
pad_templ = gst_pad_template_new ("sink",
|
|
GST_PAD_SINK, GST_PAD_ALWAYS, data->sink_caps);
|
|
gst_element_class_add_pad_template (klass, pad_templ);
|
|
|
|
pad_templ = gst_pad_template_new ("src",
|
|
GST_PAD_SRC, GST_PAD_ALWAYS, data->src_caps);
|
|
gst_element_class_add_pad_template (klass, pad_templ);
|
|
|
|
gst_d3d12_decoder_class_data_free (data);
|
|
}
|
|
|
|
void
|
|
gst_d3d12_decoder_proxy_get_property (GObject * object, guint prop_id,
|
|
GValue * value, GParamSpec * pspec,
|
|
GstD3D12DecoderSubClassData * subclass_data)
|
|
{
|
|
switch (prop_id) {
|
|
case PROP_DECODER_ADAPTER_LUID:
|
|
g_value_set_int64 (value, subclass_data->adapter_luid);
|
|
break;
|
|
case PROP_DECODER_DEVICE_ID:
|
|
g_value_set_uint (value, subclass_data->device_id);
|
|
break;
|
|
case PROP_DECODER_VENDOR_ID:
|
|
g_value_set_uint (value, subclass_data->vendor_id);
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|