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c75e6d01c5
... instead of static ones, in order to support sampler state update Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/7550>
132 lines
No EOL
3 KiB
C++
132 lines
No EOL
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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#pragma once
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/d3d12/gstd3d12_fwd.h>
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#include <vector>
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#include <wrl.h>
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#include <memory>
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#include <vector>
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enum class CONVERT_TYPE
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{
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IDENTITY,
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SIMPLE,
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RANGE,
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GAMMA,
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PRIMARY,
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};
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struct PixelShaderBlob
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{
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D3D12_SHADER_BYTECODE bytecode;
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guint num_rtv;
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};
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class ConverterRootSignature
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{
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public:
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ConverterRootSignature () = delete;
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ConverterRootSignature (D3D_ROOT_SIGNATURE_VERSION version, UINT num_srv,
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bool build_lut);
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UINT GetPsSrvIdx ()
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{
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return ps_srv_;
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}
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UINT GetPsSamplerIdx ()
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{
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return ps_sampler_;
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}
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UINT GetNumSrv ()
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{
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return num_srv_;
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}
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bool HaveLut ()
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{
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return have_lut_;
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}
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UINT GetVsRootConstIdx ()
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{
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return vs_root_const_;
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}
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UINT GetPsRootConstIdx ()
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{
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return ps_root_const_;
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};
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UINT GetPsCbvIdx ()
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{
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return ps_cbv_;
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}
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bool IsValid ()
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{
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return SUCCEEDED (hr_);
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}
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HRESULT GetBlob (ID3DBlob ** blob)
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{
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if (SUCCEEDED (hr_)) {
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*blob = blob_.Get ();
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(*blob)->AddRef ();
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}
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return hr_;
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}
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private:
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Microsoft::WRL::ComPtr<ID3DBlob> blob_;
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UINT ps_srv_ = 0;
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UINT ps_sampler_ = 0;
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UINT ps_cbv_ = 0;
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UINT vs_root_const_ = 0;
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UINT num_srv_ = 0;
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bool have_lut_ = false;
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UINT ps_root_const_ = 0;
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HRESULT hr_ = S_OK;
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};
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typedef std::vector<PixelShaderBlob> PixelShaderBlobList;
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typedef std::shared_ptr<ConverterRootSignature> ConverterRootSignaturePtr;
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PixelShaderBlobList
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gst_d3d12_get_converter_pixel_shader_blob (GstVideoFormat in_format,
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GstVideoFormat out_format,
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gboolean in_premul,
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gboolean out_premul,
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CONVERT_TYPE type);
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HRESULT
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gst_d3d12_get_converter_vertex_shader_blob (D3D12_SHADER_BYTECODE * vs,
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D3D12_INPUT_ELEMENT_DESC layout[2]);
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ConverterRootSignaturePtr
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gst_d3d12_get_converter_root_signature (GstD3D12Device * device,
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GstVideoFormat in_format,
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CONVERT_TYPE type); |