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feat: DwmSharedSurface 支持 DPI 缩放

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This commit is contained in:
Xu Liu 2021-11-03 21:30:58 +08:00
commit b9e06a11bb
15 changed files with 85 additions and 33 deletions
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25
Runtime/GraphicsCaptureFrameSource.cpp
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@ -15,7 +15,16 @@ using namespace Windows::Foundation::Metadata;
extern std::shared_ptr<spdlog::logger> logger;
bool GraphicsCaptureFrameSource::Initialize() {
bool GraphicsCaptureFrameSource::Initialize(SIZE& frameSize) {
App::GetInstance().SetErrorMsg(ErrorMessages::GRAPHICS_CAPTURE);
// 只在 Win10 1903 及更新版本中可用
const RTL_OSVERSIONINFOW& version = Utils::GetOSVersion();
if (Utils::CompareVersion(version.dwMajorVersion, version.dwMinorVersion, version.dwBuildNumber, 10, 0, 18362) < 0) {
SPDLOG_LOGGER_ERROR(logger, "当前操作系统无法使用 GraphicsCapture");
return false;
}
_d3dDC = App::GetInstance().GetRenderer().GetD3DDC();
HWND hwndSrc = App::GetInstance().GetHwndSrc();
@ -28,6 +37,7 @@ bool GraphicsCaptureFrameSource::Initialize() {
}
const RECT& srcClient = App::GetInstance().GetSrcClientRect();
_clientInFrame = {
UINT(srcClient.left - srcRect.left),
UINT(srcClient.top - srcRect.top),
@ -37,18 +47,18 @@ bool GraphicsCaptureFrameSource::Initialize() {
1
};
frameSize = { LONG(_clientInFrame.right - _clientInFrame.left), LONG(_clientInFrame.bottom - _clientInFrame.top) };
try {
// Windows.Graphics.Capture API 似乎只能运行于 MTA，造成诸多麻烦
winrt::init_apartment(winrt::apartment_type::multi_threaded);
if (!winrt::ApiInformation::IsTypePresent(L"Windows.Graphics.Capture.GraphicsCaptureSession")) {
SPDLOG_LOGGER_ERROR(logger, "不存在 GraphicsCaptureSession API");
App::GetInstance().SetErrorMsg(ErrorMessages::GRAPHICS_CAPTURE);
return false;
}
if (!winrt::GraphicsCaptureSession::IsSupported()) {
SPDLOG_LOGGER_ERROR(logger, "当前不支持 WinRT 捕获");
App::GetInstance().SetErrorMsg(ErrorMessages::GRAPHICS_CAPTURE);
return false;
}
@ -58,7 +68,6 @@ bool GraphicsCaptureFrameSource::Initialize() {
);
if (FAILED(hr)) {
SPDLOG_LOGGER_ERROR(logger, MakeComErrorMsg("创建 IDirect3DDevice 失败", hr));
App::GetInstance().SetErrorMsg(ErrorMessages::GRAPHICS_CAPTURE);
return false;
}
@ -66,7 +75,6 @@ bool GraphicsCaptureFrameSource::Initialize() {
auto interop = winrt::get_activation_factory<winrt::GraphicsCaptureItem, IGraphicsCaptureItemInterop>();
if (!interop) {
SPDLOG_LOGGER_ERROR(logger, "获取 IGraphicsCaptureItemInterop 失败");
App::GetInstance().SetErrorMsg(ErrorMessages::GRAPHICS_CAPTURE);
return false;
}
@ -77,7 +85,6 @@ bool GraphicsCaptureFrameSource::Initialize() {
);
if (FAILED(hr)) {
SPDLOG_LOGGER_ERROR(logger, MakeComErrorMsg("创建 GraphicsCaptureItem 失败", hr));
App::GetInstance().SetErrorMsg(ErrorMessages::GRAPHICS_CAPTURE);
return false;
}
@ -105,15 +112,14 @@ bool GraphicsCaptureFrameSource::Initialize() {
_captureSession.StartCapture();
} catch (const winrt::hresult_error& e) {
SPDLOG_LOGGER_ERROR(logger, fmt::format("初始化 WinRT 失败：{}", StrUtils::UTF16ToUTF8(e.message())));
App::GetInstance().SetErrorMsg(ErrorMessages::GRAPHICS_CAPTURE);
return false;
}
D3D11_TEXTURE2D_DESC desc{};
desc.Format = DXGI_FORMAT_B8G8R8A8_UNORM;
desc.Width = _clientInFrame.right - _clientInFrame.left;
desc.Height = _clientInFrame.bottom - _clientInFrame.top;
desc.Width = frameSize.cx;
desc.Height = frameSize.cy;
desc.MipLevels = 1;
desc.ArraySize = 1;
desc.SampleDesc.Count = 1;
@ -125,6 +131,7 @@ bool GraphicsCaptureFrameSource::Initialize() {
return false;
}
App::GetInstance().SetErrorMsg(ErrorMessages::GENERIC);
SPDLOG_LOGGER_INFO(logger, "GraphicsCaptureFrameSource 初始化完成");
return true;
}