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https://github.com/gnif/LookingGlass.git
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[idd] project: organize driver sources by responsibility
Group the IDD sources and Visual Studio filters by subsystem. Split the device and swap-chain implementations into focused units, rename the context classes, and reduce header coupling.
This commit is contained in:
Geoffrey McRae
738
idd/LGIdd/capture/CSwapChainProcessor.cpp
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738
idd/LGIdd/capture/CSwapChainProcessor.cpp
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@@ -0,0 +1,738 @@
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/**
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* Looking Glass
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* Copyright © 2017-2026 The Looking Glass Authors
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* https://looking-glass.io
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc., 59
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* Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "capture/CSwapChainProcessor.h"
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#include "capture/CFrameProcessorUtil.h"
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#include "display/IddCxCompat.h"
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#include "display/device/CDeviceContext.h"
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#include "display/monitor/Context.h"
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#include "platform/CPlatformInfo.h"
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#include "transport/CFrameTransport.h"
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#include "transport/CLGMPControl.h"
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#include "util/CSRWLock.h"
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#include <avrt.h>
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#include <new>
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#include "CDebug.h"
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#include "transport/CPipeServer.h"
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#ifndef CREATE_WAITABLE_TIMER_HIGH_RESOLUTION
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#define CREATE_WAITABLE_TIMER_HIGH_RESOLUTION 0x00000002
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#endif
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static const uint32_t HDR_PQ_MIN_LUMINANCE = 50;
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static const uint32_t HDR_PQ_MAX_LUMINANCE = 10000;
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CSwapChainProcessor::CSwapChainProcessor(CMonitorContext * monitorContext,
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UINT64 assignmentGeneration, IDDCX_MONITOR monitor,
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CDeviceContext * devContext, IDDCX_SWAPCHAIN hSwapChain,
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LUID renderAdapter, std::shared_ptr<CD3D11Device> dx11Device,
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HANDLE newFrameEvent) :
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m_monitorContext(monitorContext),
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m_assignmentGeneration(assignmentGeneration),
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m_monitor(monitor),
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m_devContext(devContext),
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m_transport(devContext->GetFrameTransport()),
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m_control(devContext->GetLGMPControl()),
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m_hSwapChain(hSwapChain),
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m_renderAdapter(renderAdapter),
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m_dx11Device(dx11Device),
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m_newFrameEvent(newFrameEvent)
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{
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// Manual-reset: all worker threads wait on this, so it must stay signalled
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// once set or only one thread would ever observe termination.
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m_terminateEvent.Attach(CreateEvent(nullptr, TRUE, FALSE, nullptr));
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m_publishTimer.Attach(CreateWaitableTimerExW(nullptr, nullptr,
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CREATE_WAITABLE_TIMER_HIGH_RESOLUTION, TIMER_ALL_ACCESS));
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if (!m_publishTimer.Get())
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m_publishTimer.Attach(CreateWaitableTimerExW(
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nullptr, nullptr, 0, TIMER_ALL_ACCESS));
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m_cursorDataEvent.Attach(CreateEvent(nullptr, FALSE, FALSE, nullptr));
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m_shapeBuffer = new (std::nothrow) BYTE[512 * 512 * 4];
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}
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bool CSwapChainProcessor::Start()
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{
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if (!m_terminateEvent.Get() || !m_publishTimer.Get() ||
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!m_cursorDataEvent.Get() || !m_shapeBuffer)
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{
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DEBUG_ERROR("Failed to initialize swap chain worker resources");
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return false;
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}
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// Bind the swap chain before initializing the expensive transport pipeline.
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m_thread[0].Attach(CreateThread(
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nullptr, 0, _SwapChainThread, this, 0, nullptr));
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if (!m_thread[0].Get())
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{
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DEBUG_ERROR_HR(GetLastError(), "Failed to create swap chain worker");
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return false;
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}
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return true;
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}
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bool CSwapChainProcessor::InitializePipeline()
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{
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for (;;)
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{
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if (!m_monitorContext->IsAssignmentCurrent(m_assignmentGeneration) ||
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WaitForSingleObject(m_terminateEvent.Get(), 0) == WAIT_OBJECT_0)
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return false;
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UINT64 alignSize = CPlatformInfo::GetPageSize();
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auto dx12Device = std::make_shared<CD3D12Device>(m_renderAdapter);
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const CD3D12Device::InitResult result = dx12Device->Init(
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m_transport.GetIVSHMEM(), alignSize, !m_dx11Device->IsSoftware());
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if (result == CD3D12Device::RETRY)
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{
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const HRESULT deviceStatus =
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m_dx11Device->GetDevice()->GetDeviceRemovedReason();
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if (FAILED(deviceStatus))
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{
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DEBUG_ERROR_HR(deviceStatus,
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"D3D11 device removed during D3D12 initialization");
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return false;
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}
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continue;
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}
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if (result == CD3D12Device::FAILURE)
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return false;
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if (!m_devContext->SetupLGMP(alignSize))
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{
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DEBUG_ERROR("SetupLGMP failed");
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return false;
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}
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m_dx12Device = std::move(dx12Device);
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break;
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}
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if (!m_monitorContext->IsAssignmentCurrent(m_assignmentGeneration) ||
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WaitForSingleObject(m_terminateEvent.Get(), 0) == WAIT_OBJECT_0)
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return false;
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m_resPool.Init(m_dx11Device, m_dx12Device);
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const bool enableEffects = !m_dx11Device->IsSoftware();
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if (!enableEffects)
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DEBUG_INFO("Software render adapter: post-processing disabled");
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bool initialized = true;
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for (CPostProcessor& postProcessor : m_postProcessors)
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if (!postProcessor.Init(m_dx12Device, enableEffects))
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{
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initialized = false;
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break;
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}
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if (initialized)
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for (unsigned i = 1; i < ARRAYSIZE(m_postProcessors); ++i)
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if (!m_postProcessors[i].ShareEffectState(m_postProcessors[0]))
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{
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DEBUG_ERROR("Post processor effect chains do not match");
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initialized = false;
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break;
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}
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if (!initialized)
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{
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for (CPostProcessor& postProcessor : m_postProcessors)
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{
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postProcessor.Reset();
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if (!postProcessor.Init(m_dx12Device, false))
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DEBUG_ERROR("Failed to initialize post processor copy support");
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}
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DEBUG_WARN(
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"Failed to initialize post-processing effects; effects disabled");
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}
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m_frameProcessor = CreateFrameProcessor(m_dx11Device->IsSoftware(),
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&m_transport, m_dx12Device, m_postProcessors,
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&m_pipelineLock, m_terminateEvent.Get());
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if (!m_frameProcessor)
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{
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DEBUG_ERROR("Failed to create the frame processor");
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return false;
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}
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if (!m_monitorContext->IsAssignmentCurrent(m_assignmentGeneration) ||
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WaitForSingleObject(m_terminateEvent.Get(), 0) == WAIT_OBJECT_0)
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return false;
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m_thread[2].Attach(CreateThread(
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nullptr, 0, _PublisherThread, this, 0, nullptr));
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if (!m_thread[2].Get())
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{
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DEBUG_ERROR_HR(GetLastError(), "Failed to create publisher thread");
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return false;
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}
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return true;
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}
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CSwapChainProcessor::~CSwapChainProcessor()
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{
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SetEvent(m_terminateEvent.Get());
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if (m_thread[0].Get())
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WaitForSingleObject(m_thread[0].Get(), INFINITE);
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if (m_thread[1].Get())
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WaitForSingleObject(m_thread[1].Get(), INFINITE);
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if (m_thread[2].Get())
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WaitForSingleObject(m_thread[2].Get(), INFINITE);
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// Drain in-flight GPU work / completion callbacks before releasing the
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// resources they reference. The swap chain was already released in the
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// worker epilogue, so this does not hold an IddCx frame.
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if (m_dx12Device)
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{
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m_dx12Device->WaitForIdle();
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if (m_frameProcessor)
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m_frameProcessor->Reset();
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}
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for (CPostProcessor& postProcessor : m_postProcessors)
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postProcessor.Reset();
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m_frameProcessor.reset();
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m_resPool.Reset();
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delete[] m_shapeBuffer;
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}
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DWORD CALLBACK CSwapChainProcessor::_SwapChainThread(LPVOID arg)
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{
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reinterpret_cast<CSwapChainProcessor*>(arg)->SwapChainThread();
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return 0;
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}
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void CSwapChainProcessor::SwapChainThread()
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{
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DWORD avTask = 0;
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HANDLE avTaskHandle = AvSetMmThreadCharacteristicsW(L"Distribution", &avTask);
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SwapChainThreadCore();
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// Returning success from EvtIddCxMonitorAssignSwapChain transfers ownership
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// to the driver, regardless of whether SetDevice or later initialization
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// succeeds. Release it on every worker exit.
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WdfObjectDelete((WDFOBJECT)m_hSwapChain);
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m_hSwapChain = nullptr;
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AvRevertMmThreadCharacteristics(avTaskHandle);
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}
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void CSwapChainProcessor::SwapChainThreadCore()
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{
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ComPtr<IDXGIDevice> dxgiDevice;
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HRESULT hr = m_dx11Device->GetDevice().As(&dxgiDevice);
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if (FAILED(hr))
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{
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DEBUG_ERROR_HR(hr, "Failed to get the dxgiDevice");
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return;
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}
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IDARG_IN_SWAPCHAINSETDEVICE setDevice = {};
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setDevice.pDevice = dxgiDevice.Get();
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// IddCx can unassign a swap chain before its worker binds the device. Avoid
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// using an invalidated handle; the worker epilogue still releases the
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// driver-owned swap chain.
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if (!m_monitorContext->IsAssignmentCurrent(m_assignmentGeneration) ||
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WaitForSingleObject(m_terminateEvent.Get(), 0) == WAIT_OBJECT_0)
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return;
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// A failure here (commonly DXGI_ERROR_ACCESS_LOST on the first assignment)
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// is not recoverable on this handle - IddCx reassigns a fresh swap chain,
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// which is what actually succeeds. Bail cleanly and let that happen.
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hr = IddCxSwapChainSetDevice(m_hSwapChain, &setDevice);
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if (FAILED(hr))
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{
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if (!m_monitorContext->IsAssignmentCurrent(m_assignmentGeneration) ||
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WaitForSingleObject(m_terminateEvent.Get(), 0) == WAIT_OBJECT_0)
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DEBUG_INFO("Swap chain was unassigned during device setup");
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else
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DEBUG_ERROR_HR(hr, "IddCxSwapChainSetDevice Failed");
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return;
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}
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DEBUG_INFO("Swap chain device set");
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if (IDD_IS_FUNCTION_AVAILABLE(IddCxSetRealtimeGPUPriority))
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{
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DEBUG_INFO("Using IddCxSetRealtimeGPUPriority");
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IDARG_IN_SETREALTIMEGPUPRIORITY arg = {0};
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arg.pDevice = dxgiDevice.Get();
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hr = IddCxSetRealtimeGPUPriority(m_hSwapChain, &arg);
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if (FAILED(hr))
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DEBUG_ERROR_HR(hr, "Failed to set realtime GPU thread priority");
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}
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else
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{
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DEBUG_INFO("Using SetGPUThreadPriority");
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dxgiDevice->SetGPUThreadPriority(7);
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}
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if (!InitializePipeline())
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return;
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if (!m_monitorContext->IsAssignmentCurrent(m_assignmentGeneration) ||
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WaitForSingleObject(m_terminateEvent.Get(), 0) == WAIT_OBJECT_0)
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return;
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IDARG_IN_SETUP_HWCURSOR c = {};
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c.CursorInfo.Size = sizeof(c.CursorInfo);
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c.CursorInfo.AlphaCursorSupport = TRUE;
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c.CursorInfo.ColorXorCursorSupport = IDDCX_XOR_CURSOR_SUPPORT_FULL;
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c.CursorInfo.MaxX = 512;
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c.CursorInfo.MaxY = 512;
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c.hNewCursorDataAvailable = m_cursorDataEvent.Get();
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NTSTATUS status = IddCxMonitorSetupHardwareCursor(m_monitor, &c);
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if (!NT_SUCCESS(status))
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{
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DEBUG_ERROR("IddCxMonitorSetupHardwareCursor Failed (0x%08x)", status);
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return;
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}
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m_lastShapeId = 0;
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m_thread[1].Attach(CreateThread(nullptr, 0, _CursorThread, this, 0, nullptr));
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// The replacement swap chain is fully initialized and no frame has been
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// acquired yet, so a coalesced follow-up replug may now proceed safely.
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m_devContext->OnSwapChainReady();
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// postpone sending this to ensure we dont spam messages if we end up in a
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// restart loop while waiting for a valid configuration
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g_pipe.SetGPUStatus(m_dx11Device->IsSoftware());
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UINT lastFrameNumber = 0;
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bool hasLastFrameNumber = false;
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for (;;)
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{
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if (WaitForSingleObject(m_terminateEvent.Get(), 0) == WAIT_OBJECT_0)
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break;
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UINT frameNumber = 0;
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UINT dirtyRectCount = 0;
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UINT moveRegionCount = 0;
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ComPtr<IDXGIResource> surface;
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// The surface colour space is the source of truth for the content format.
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// Only the buffer2 acquisition path (IddCx 1.10+) reports it; on the legacy
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// path HDR is not available, so default to SDR.
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DXGI_COLOR_SPACE_TYPE colorSpace = DXGI_COLOR_SPACE_RGB_FULL_G22_NONE_P709;
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UINT sdrWhiteLevel = KVMFR_SDR_WHITE_LEVEL_DEFAULT;
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const uint64_t captureStart = CFrameScheduler::Nanotime();
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#ifdef HAS_IDDCX_110
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if (m_devContext->HasIddCx110DDIs())
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{
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IDARG_IN_RELEASEANDACQUIREBUFFER2 acquireIn = {};
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acquireIn.Size = sizeof(acquireIn);
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acquireIn.AcquireSystemMemoryBuffer = FALSE;
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IDARG_OUT_RELEASEANDACQUIREBUFFER2 buffer = {};
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buffer.MetaData.Size = sizeof(buffer.MetaData);
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hr = IddCxSwapChainReleaseAndAcquireBuffer2(m_hSwapChain, &acquireIn, &buffer);
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if (SUCCEEDED(hr))
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{
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frameNumber = buffer.MetaData.PresentationFrameNumber;
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dirtyRectCount = buffer.MetaData.DirtyRectCount;
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surface = buffer.MetaData.pSurface;
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colorSpace = buffer.MetaData.SurfaceColorSpace;
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sdrWhiteLevel = buffer.MetaData.SdrWhiteLevel;
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m_sdrWhiteLevel.store(sdrWhiteLevel, std::memory_order_relaxed);
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UpdateHDRMetadata(buffer.MetaData);
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}
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}
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else
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#endif
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{
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IDARG_OUT_RELEASEANDACQUIREBUFFER buffer = {};
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hr = IddCxSwapChainReleaseAndAcquireBuffer(m_hSwapChain, &buffer);
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if (SUCCEEDED(hr))
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{
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frameNumber = buffer.MetaData.PresentationFrameNumber;
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dirtyRectCount = buffer.MetaData.DirtyRectCount;
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moveRegionCount = buffer.MetaData.MoveRegionCount;
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surface = buffer.MetaData.pSurface;
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}
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}
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if (hr == E_PENDING)
|
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{
|
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HANDLE waitHandles[] =
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{
|
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m_newFrameEvent,
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m_terminateEvent.Get()
|
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};
|
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DWORD waitResult = WaitForMultipleObjects(ARRAYSIZE(waitHandles), waitHandles, FALSE, 17);
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if (waitResult == WAIT_OBJECT_0 || waitResult == WAIT_TIMEOUT)
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continue;
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else if (waitResult == WAIT_OBJECT_0 + 1)
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break;
|
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else
|
||||
{
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||||
hr = HRESULT_FROM_WIN32(waitResult);
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||||
break;
|
||||
}
|
||||
}
|
||||
else if (SUCCEEDED(hr))
|
||||
{
|
||||
const bool duplicateFrame =
|
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hasLastFrameNumber && frameNumber == lastFrameNumber;
|
||||
if (!duplicateFrame)
|
||||
{
|
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lastFrameNumber = frameNumber;
|
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hasLastFrameNumber = true;
|
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}
|
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if (!SwapChainNewFrame(surface, dirtyRectCount, moveRegionCount,
|
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colorSpace, sdrWhiteLevel, captureStart, duplicateFrame))
|
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DEBUG_WARN("Failed to submit frame");
|
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|
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// Every acquired frame must be finished before the next acquire, even if
|
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// its presentation number was a duplicate and no work was submitted.
|
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hr = IddCxSwapChainFinishedProcessingFrame(m_hSwapChain);
|
||||
if (FAILED(hr))
|
||||
{
|
||||
// A lost path is normal (mode change/topology rebuild); Windows
|
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// reassigns a fresh swap chain. Just exit and let it.
|
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if (hr != STATUS_GRAPHICS_PATH_NOT_IN_TOPOLOGY)
|
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DEBUG_ERROR_HR(hr, "IddCxSwapChainFinishedProcessingFrame Failed");
|
||||
break;
|
||||
}
|
||||
}
|
||||
else
|
||||
break;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
#ifdef HAS_IDDCX_110
|
||||
void CSwapChainProcessor::UpdateHDRMetadata(const IDDCX_METADATA2& metadata)
|
||||
{
|
||||
if (!(metadata.ValidFlags & IDDCX_METADATA2_VALID_FLAGS_HDR10METADATA))
|
||||
return;
|
||||
|
||||
const IDDCX_HDR10_FRAME_METADATA& frame = metadata.Hdr10FrameMetaData;
|
||||
switch (frame.Type)
|
||||
{
|
||||
case IDDCX_HDR10_FRAME_METADATA_TYPE_DEFAULT:
|
||||
if (!m_useDefaultHDRMetadata)
|
||||
DEBUG_TRACE("HDR10 frame metadata switched to the monitor default");
|
||||
m_useDefaultHDRMetadata = true;
|
||||
m_hasNewHDRMetadata = false;
|
||||
break;
|
||||
|
||||
case IDDCX_HDR10_FRAME_METADATA_TYPE_UNCHANGED:
|
||||
break;
|
||||
|
||||
case IDDCX_HDR10_FRAME_METADATA_TYPE_NEW:
|
||||
if (!m_hasNewHDRMetadata ||
|
||||
memcmp(&m_newHDRMetadata, &frame.NewMetaData,
|
||||
sizeof(m_newHDRMetadata)) != 0)
|
||||
DEBUG_TRACE("Received new HDR10 frame metadata");
|
||||
m_newHDRMetadata = frame.NewMetaData;
|
||||
m_useDefaultHDRMetadata = false;
|
||||
m_hasNewHDRMetadata = true;
|
||||
break;
|
||||
|
||||
default:
|
||||
DEBUG_WARN("Invalid HDR10 frame metadata type %u",
|
||||
static_cast<unsigned>(frame.Type));
|
||||
break;
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
bool CSwapChainProcessor::GetContentHDRMetadata(D12FrameFormat& format) const
|
||||
{
|
||||
#ifdef HAS_IDDCX_110
|
||||
// The monitor default describes the virtual display, not the content. Only
|
||||
// publish an explicit per-frame metadata block to downstream consumers.
|
||||
if (m_useDefaultHDRMetadata || !m_hasNewHDRMetadata)
|
||||
return false;
|
||||
|
||||
const IDDCX_HDR10_METADATA& metadata = m_newHDRMetadata;
|
||||
format.displayPrimary[0][0] = metadata.RedPrimary [0];
|
||||
format.displayPrimary[0][1] = metadata.RedPrimary [1];
|
||||
format.displayPrimary[1][0] = metadata.GreenPrimary[0];
|
||||
format.displayPrimary[1][1] = metadata.GreenPrimary[1];
|
||||
format.displayPrimary[2][0] = metadata.BluePrimary [0];
|
||||
format.displayPrimary[2][1] = metadata.BluePrimary [1];
|
||||
format.whitePoint [0] = metadata.WhitePoint [0];
|
||||
format.whitePoint [1] = metadata.WhitePoint [1];
|
||||
format.maxDisplayLuminance = metadata.MaxMasteringLuminance;
|
||||
format.minDisplayLuminance = metadata.MinMasteringLuminance;
|
||||
format.maxContentLightLevel = metadata.MaxContentLightLevel;
|
||||
format.maxFrameAverageLightLevel = metadata.MaxFrameAverageLightLevel;
|
||||
return true;
|
||||
#else
|
||||
UNREFERENCED_PARAMETER(format);
|
||||
return false;
|
||||
#endif
|
||||
}
|
||||
|
||||
bool CSwapChainProcessor::SwapChainNewFrame(ComPtr<IDXGIResource> acquiredBuffer,
|
||||
unsigned dirtyRectCount, unsigned moveRegionCount,
|
||||
DXGI_COLOR_SPACE_TYPE colorSpace, UINT sdrWhiteLevel,
|
||||
uint64_t captureStart, bool duplicateFrame)
|
||||
{
|
||||
const uint64_t postProcessStart = CFrameScheduler::Nanotime();
|
||||
const uint64_t captureTime = postProcessStart - captureStart;
|
||||
|
||||
RECT dirtyRects[LG_MAX_DIRTY_RECTS] = {0};
|
||||
unsigned resolvedDirtyRectCount = 0;
|
||||
bool fullDamage = false;
|
||||
bool noImageUpdate = false;
|
||||
HRESULT hr;
|
||||
if (moveRegionCount || dirtyRectCount > ARRAYSIZE(dirtyRects))
|
||||
{
|
||||
// Move regions are not represented by the dirty rectangle list. Copy the
|
||||
// full surface so the alternating destinations remain coherent.
|
||||
fullDamage = true;
|
||||
}
|
||||
else
|
||||
{
|
||||
IDARG_IN_GETDIRTYRECTS dirtyIn = {};
|
||||
dirtyIn.DirtyRectInCount = dirtyRectCount;
|
||||
dirtyIn.pDirtyRects = dirtyRects;
|
||||
|
||||
IDARG_OUT_GETDIRTYRECTS dirtyOut = {};
|
||||
hr = IddCxSwapChainGetDirtyRects(m_hSwapChain, &dirtyIn, &dirtyOut);
|
||||
if (FAILED(hr))
|
||||
{
|
||||
DEBUG_ERROR_HR(hr, "IddCxSwapChainGetDirtyRects Failed");
|
||||
fullDamage = true;
|
||||
}
|
||||
else if (dirtyOut.DirtyRectOutCount == 1 &&
|
||||
dirtyRects[0].left == 0 && dirtyRects[0].top == 0 &&
|
||||
dirtyRects[0].right == 0 && dirtyRects[0].bottom == 0)
|
||||
{
|
||||
// One empty rectangle is IddCx's static-desktop re-encode marker. It
|
||||
// does not describe an image update and must not become full damage.
|
||||
noImageUpdate = true;
|
||||
}
|
||||
else
|
||||
resolvedDirtyRectCount = dirtyOut.DirtyRectOutCount;
|
||||
}
|
||||
|
||||
// Reencode frames reuse the preceding presentation number. Inspect their
|
||||
// empty dirty rectangle above, but suppress every ordinary duplicate.
|
||||
if (duplicateFrame && !noImageUpdate)
|
||||
return true;
|
||||
|
||||
ComPtr<ID3D11Texture2D> texture;
|
||||
hr = acquiredBuffer.As(&texture);
|
||||
if (FAILED(hr))
|
||||
{
|
||||
DEBUG_ERROR_HR(hr,
|
||||
"Failed to obtain the ID3D11Texture2D from the acquiredBuffer");
|
||||
m_frameProcessor->SetFullDamage();
|
||||
return false;
|
||||
}
|
||||
|
||||
CInteropResource * srcRes = m_resPool.Get(texture);
|
||||
if (!srcRes)
|
||||
{
|
||||
DEBUG_ERROR("Failed to get a CInteropResource from the pool");
|
||||
m_frameProcessor->SetFullDamage();
|
||||
return false;
|
||||
}
|
||||
|
||||
if (fullDamage)
|
||||
srcRes->SetFullDamage();
|
||||
else
|
||||
srcRes->SetDirtyRects(dirtyRects, resolvedDirtyRectCount);
|
||||
|
||||
D3D12_RESOURCE_DESC srcDesc = srcRes->GetRes()->GetDesc();
|
||||
if (!noImageUpdate)
|
||||
{
|
||||
m_transport.ObserveFrame(postProcessStart);
|
||||
m_frameProcessor->AccumulateDamage(
|
||||
srcRes->GetDirtyRects(), srcRes->GetDirtyRectCount());
|
||||
}
|
||||
|
||||
D12FrameFormat srcFormat = {};
|
||||
srcFormat.desc = srcDesc;
|
||||
srcFormat.width = (unsigned)srcDesc.Width;
|
||||
srcFormat.height = srcDesc.Height;
|
||||
srcFormat.format = CFrameProcessorUtil::GetFrameType(srcDesc.Format);
|
||||
srcFormat.sdrWhiteLevel = sdrWhiteLevel;
|
||||
srcFormat.colorTransform = m_control.GetColorTransform();
|
||||
|
||||
switch (colorSpace)
|
||||
{
|
||||
case DXGI_COLOR_SPACE_RGB_FULL_G2084_NONE_P2020:
|
||||
case DXGI_COLOR_SPACE_RGB_STUDIO_G2084_NONE_P2020:
|
||||
// HDR10: BT.2020 primaries with the PQ (ST.2084) transfer function
|
||||
// already applied to the pixel data.
|
||||
srcFormat.hdr = true;
|
||||
srcFormat.hdrPQ = true;
|
||||
if (!GetContentHDRMetadata(srcFormat))
|
||||
{
|
||||
// No per-content metadata is active. The pixels are still PQ-encoded,
|
||||
// so keep the PQ flag and use BT.2020/PQ defaults internally rather
|
||||
// than publishing the virtual monitor metadata as content metadata.
|
||||
// BT.2020 primaries (in 0.00002 units):
|
||||
srcFormat.displayPrimary[0][0] = 35400; // Rx
|
||||
srcFormat.displayPrimary[0][1] = 14600; // Ry
|
||||
srcFormat.displayPrimary[1][0] = 8500; // Gx
|
||||
srcFormat.displayPrimary[1][1] = 39850; // Gy
|
||||
srcFormat.displayPrimary[2][0] = 6550; // Bx
|
||||
srcFormat.displayPrimary[2][1] = 2300; // By
|
||||
// D65 white point (in 0.00002 units):
|
||||
srcFormat.whitePoint[0] = 15635;
|
||||
srcFormat.whitePoint[1] = 16450;
|
||||
// Cover the complete PQ signal range.
|
||||
srcFormat.maxDisplayLuminance = HDR_PQ_MAX_LUMINANCE;
|
||||
srcFormat.minDisplayLuminance = HDR_PQ_MIN_LUMINANCE;
|
||||
// Content light levels unknown:
|
||||
srcFormat.maxContentLightLevel = 0;
|
||||
srcFormat.maxFrameAverageLightLevel = 0;
|
||||
}
|
||||
else
|
||||
srcFormat.hdrMetadata = true;
|
||||
break;
|
||||
|
||||
case DXGI_COLOR_SPACE_RGB_FULL_G10_NONE_P709:
|
||||
// scRGB: linear (FP16) content with BT.709 primaries. HDR, but the PQ
|
||||
// curve has not been applied.
|
||||
srcFormat.hdr = true;
|
||||
srcFormat.hdrPQ = false;
|
||||
if (!GetContentHDRMetadata(srcFormat))
|
||||
{
|
||||
// No per-content metadata is active. Use reasonable internal defaults
|
||||
// without publishing the virtual monitor metadata downstream.
|
||||
// BT.709/sRGB primaries (in 0.00002 units):
|
||||
srcFormat.displayPrimary[0][0] = 32000; // Rx
|
||||
srcFormat.displayPrimary[0][1] = 16500; // Ry
|
||||
srcFormat.displayPrimary[1][0] = 15000; // Gx
|
||||
srcFormat.displayPrimary[1][1] = 30000; // Gy
|
||||
srcFormat.displayPrimary[2][0] = 7500; // Bx
|
||||
srcFormat.displayPrimary[2][1] = 3000; // By
|
||||
// D65 white point (in 0.00002 units):
|
||||
srcFormat.whitePoint[0] = 15635;
|
||||
srcFormat.whitePoint[1] = 16450;
|
||||
// Mastering luminances follow SMPTE ST 2086 units: max in whole cd/m²,
|
||||
// min in 0.0001 cd/m². 80 cd/m² display, 0.005 cd/m² black:
|
||||
srcFormat.maxDisplayLuminance = 80;
|
||||
srcFormat.minDisplayLuminance = 50;
|
||||
// Content light levels unknown:
|
||||
srcFormat.maxContentLightLevel = 0;
|
||||
srcFormat.maxFrameAverageLightLevel = 0;
|
||||
}
|
||||
else
|
||||
srcFormat.hdrMetadata = true;
|
||||
break;
|
||||
|
||||
default:
|
||||
// Everything else (e.g. RGB_FULL_G22_NONE_P709) is SDR.
|
||||
srcFormat.hdr = false;
|
||||
srcFormat.hdrPQ = false;
|
||||
break;
|
||||
}
|
||||
|
||||
bool frameMetadataChanged = false;
|
||||
bool needsReconfigure = false;
|
||||
bool postProcessFormatChanged = false;
|
||||
bool requiresFullDamage = false;
|
||||
unsigned timingEffectIndex = 0;
|
||||
uint64_t timingToken = 0;
|
||||
{
|
||||
CSRWExclusiveLock pipelineLock(&m_pipelineLock);
|
||||
m_postProcessors[0].Update(srcFormat);
|
||||
|
||||
frameMetadataChanged = noImageUpdate &&
|
||||
CFrameProcessorUtil::FrameMetadataChanged(
|
||||
m_postProcessors[0].GetOutputFormat(), srcFormat);
|
||||
|
||||
for (const CPostProcessor& postProcessor : m_postProcessors)
|
||||
if (postProcessor.NeedsReconfigure(srcFormat))
|
||||
{
|
||||
needsReconfigure = true;
|
||||
break;
|
||||
}
|
||||
|
||||
// A format change can replace resources referenced by in-flight work.
|
||||
// Drain both queues before invalidating the selected frame processor.
|
||||
if (needsReconfigure)
|
||||
{
|
||||
m_dx12Device->WaitForIdle();
|
||||
m_frameProcessor->ResetPipeline();
|
||||
}
|
||||
|
||||
bool configurationStable = false;
|
||||
for (unsigned pass = 0; pass < 2 && !configurationStable; ++pass)
|
||||
{
|
||||
for (unsigned i = 0; i < ARRAYSIZE(m_postProcessors); ++i)
|
||||
{
|
||||
bool formatChanged = false;
|
||||
if (!m_postProcessors[i].Configure(srcFormat, &formatChanged))
|
||||
{
|
||||
m_frameProcessor->SetFullDamage();
|
||||
return false;
|
||||
}
|
||||
|
||||
if (i == 0)
|
||||
postProcessFormatChanged |= formatChanged;
|
||||
}
|
||||
|
||||
configurationStable = true;
|
||||
for (const CPostProcessor& postProcessor : m_postProcessors)
|
||||
if (postProcessor.NeedsReconfigure(srcFormat))
|
||||
{
|
||||
configurationStable = false;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (!configurationStable)
|
||||
{
|
||||
DEBUG_ERROR("Post processor configuration did not stabilize");
|
||||
m_frameProcessor->SetFullDamage();
|
||||
return false;
|
||||
}
|
||||
|
||||
if (postProcessFormatChanged)
|
||||
m_frameProcessor->Invalidate();
|
||||
else if (frameMetadataChanged)
|
||||
m_frameProcessor->SetFullDamage();
|
||||
|
||||
requiresFullDamage = m_postProcessors[0].RequiresFullDamage();
|
||||
if (requiresFullDamage)
|
||||
m_frameProcessor->SetFullDamage();
|
||||
|
||||
m_postProcessors[0].GetTimingToken(
|
||||
&timingEffectIndex, &timingToken);
|
||||
}
|
||||
|
||||
if (needsReconfigure || postProcessFormatChanged || frameMetadataChanged)
|
||||
m_transport.ForceFrame();
|
||||
|
||||
const FrameSubmission submission =
|
||||
{
|
||||
srcRes,
|
||||
srcFormat,
|
||||
captureTime,
|
||||
postProcessStart,
|
||||
timingEffectIndex,
|
||||
timingToken,
|
||||
noImageUpdate,
|
||||
};
|
||||
return m_frameProcessor->Submit(submission);
|
||||
}
|
||||
Reference in New Issue
Block a user