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* Get Icon from process * Address comments
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| // Copyright (c) Microsoft Corporation. All rights reserved. | ||
| // Licensed under the MIT License. See LICENSE in the project root for license information. | ||
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| #include "pch.h" | ||
| #include "WICUtility.h" | ||
| #include <cwctype> | ||
| #include <winrt/Windows.Foundation.h> | ||
| #include <winrt/base.h> | ||
| #include <externs.h> | ||
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| #include <ShObjIdl_core.h> | ||
| #include <wincodec.h> | ||
| #include <Ocidl.h> | ||
| #include <windows.h> | ||
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| typedef enum | ||
| { | ||
| BMPV_1, | ||
| BMPV_5, | ||
| } BITMAP_VERSION; | ||
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| winrt::com_ptr<IWICBitmapSource> ConvertWICBitmapPixelFormat( | ||
| winrt::com_ptr<IWICImagingFactory> const& wicImagingFactory, | ||
| winrt::com_ptr<IWICBitmapSource> const& wicBitmapSource, | ||
| WICPixelFormatGUID guidPixelFormatSource, | ||
| WICBitmapDitherType bitmapDitherType) | ||
| { | ||
| winrt::com_ptr<IWICFormatConverter> wicFormatConverter; | ||
| THROW_IF_FAILED(wicImagingFactory->CreateFormatConverter(wicFormatConverter.put())); | ||
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| THROW_IF_FAILED(wicFormatConverter->Initialize(wicBitmapSource.get(), guidPixelFormatSource, bitmapDitherType, nullptr, 0.f, WICBitmapPaletteTypeCustom)); | ||
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| // Store the converted bitmap as ppToRenderBitmapSource | ||
| winrt::com_ptr<IWICBitmapSource> wicBitmapSourceConverted; | ||
| THROW_IF_FAILED(wicFormatConverter->QueryInterface(_uuidof(IWICBitmapSource), wicBitmapSourceConverted.put_void())); | ||
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| return wicBitmapSourceConverted; | ||
| } | ||
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| void AddFrameToWICBitmap( | ||
| winrt::com_ptr<IWICImagingFactory> const& wicImagingFactory, | ||
| winrt::com_ptr<IWICBitmapEncoder> const& wicEncoder, | ||
| winrt::com_ptr<IWICBitmapSource> const& wicBitmapSource, | ||
| BITMAP_VERSION bmpv) | ||
| { | ||
| winrt::com_ptr<IWICBitmapFrameEncode> wicFrameEncoder; | ||
| winrt::com_ptr<IPropertyBag2> wicEncoderOptions; | ||
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| THROW_IF_FAILED(wicEncoder->CreateNewFrame(wicFrameEncoder.put(), wicEncoderOptions.put())); | ||
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| GUID containerGuid; | ||
| THROW_IF_FAILED(wicEncoder->GetContainerFormat(&containerGuid)); | ||
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| if ((containerGuid == GUID_ContainerFormatBmp) && (bmpv == BMPV_5)) | ||
| { | ||
| // Write the encoder option to the property bag instance. | ||
| VARIANT varValue{}; | ||
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| varValue.vt = VT_BOOL; | ||
| varValue.boolVal = VARIANT_TRUE; | ||
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| // Options to enable the v5 header support for 32bppBGRA. | ||
| PROPBAG2 v5HeaderOption{}; | ||
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| std::wstring str = L"EnableV5Header32bppBGRA"; | ||
| v5HeaderOption.pstrName = (LPOLESTR)str.c_str(); | ||
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| THROW_IF_FAILED(wicEncoderOptions->Write(1, &v5HeaderOption, &varValue)); | ||
| } | ||
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| THROW_IF_FAILED(wicFrameEncoder->Initialize(wicEncoderOptions.get())); | ||
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| UINT uWidth, uHeight; | ||
| THROW_IF_FAILED(wicBitmapSource->GetSize(&uWidth, &uHeight)); | ||
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| THROW_IF_FAILED(wicFrameEncoder->SetSize(uWidth, uHeight)); | ||
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| winrt::com_ptr<IWICBitmapSource> wicbitmapSourceConverted; | ||
| wicbitmapSourceConverted = ConvertWICBitmapPixelFormat(wicImagingFactory, wicBitmapSource, GUID_WICPixelFormat32bppBGRA, WICBitmapDitherTypeNone); | ||
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| WICRect rect { 0, 0, static_cast<INT>(uWidth), static_cast<INT>(uHeight) }; | ||
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| // Write the image data and commit | ||
| THROW_IF_FAILED(wicFrameEncoder->WriteSource(wicbitmapSourceConverted.get(), &rect)); | ||
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| THROW_IF_FAILED(wicFrameEncoder->Commit()); | ||
| } | ||
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| winrt::com_ptr<IStream> GetStreamOfWICBitmapSource( | ||
| winrt::com_ptr<IWICImagingFactory> const& wicImagingFactory, | ||
| winrt::com_ptr<IWICBitmapSource> const& wicBitmapSource, | ||
| _In_ REFGUID guidContainerFormat, | ||
| _In_ BITMAP_VERSION bmpv) | ||
| { | ||
| winrt::com_ptr<IStream> spImageStream; | ||
| THROW_IF_FAILED(CreateStreamOnHGlobal(nullptr /* handle */, true /* delete on release */, spImageStream.put())); | ||
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| // Create encoder and initialize it | ||
| winrt::com_ptr<IWICBitmapEncoder> wicEncoder; | ||
| THROW_IF_FAILED(wicImagingFactory->CreateEncoder(guidContainerFormat, nullptr, wicEncoder.put())); | ||
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| THROW_IF_FAILED(wicEncoder->Initialize(spImageStream.get(), WICBitmapEncoderCacheOption::WICBitmapEncoderNoCache)); | ||
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| // Add a single frame to the encoder with the Bitmap | ||
| AddFrameToWICBitmap(wicImagingFactory, wicEncoder, wicBitmapSource, bmpv); | ||
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| THROW_IF_FAILED(wicEncoder->Commit()); | ||
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| // Seek the stream to the beginning and transfer | ||
| static const LARGE_INTEGER lnBeginning = {}; | ||
| THROW_IF_FAILED(spImageStream->Seek(lnBeginning, STREAM_SEEK_SET, nullptr /* new seek pointer */)); | ||
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| return spImageStream; | ||
| } | ||
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| void SaveImageWithWIC( | ||
| winrt::com_ptr<IWICImagingFactory> const& wicImagingFactory, | ||
| winrt::com_ptr<IWICBitmapSource> const& wicBitmapSource, | ||
| _In_ REFGUID guidContainerFormat, | ||
| winrt::com_ptr<IStream>& pStream) | ||
| { | ||
| winrt::com_ptr<IStream> spImageStream; | ||
| spImageStream = GetStreamOfWICBitmapSource(wicImagingFactory, wicBitmapSource, guidContainerFormat, BMPV_1); | ||
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| // Seek the stream to the beginning and transfer | ||
| static LARGE_INTEGER const lnBeginning{ 0 }; | ||
| THROW_IF_FAILED(spImageStream->Seek(lnBeginning, STREAM_SEEK_SET, nullptr /* new seek pointer */)); | ||
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| static ULARGE_INTEGER lnbuffer{ INT_MAX }; | ||
| THROW_IF_FAILED(spImageStream->CopyTo(pStream.get(), lnbuffer, nullptr /* pointer to number of bytes read */, nullptr /* pointer to number of bytes written */)); | ||
| } | ||
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| void Microsoft::Windows::AppNotifications::WICHelpers::WriteHIconToPngFile(wil::unique_hicon const& hIcon, _In_ PCWSTR pszFileName) | ||
| { | ||
| auto wicImagingFactory{ winrt::create_instance<IWICImagingFactory>(CLSID_WICImagingFactory, CLSCTX_INPROC_SERVER) }; | ||
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| winrt::com_ptr<IWICBitmap> wicBitmap; | ||
| THROW_IF_FAILED(wicImagingFactory->CreateBitmapFromHICON(hIcon.get(), wicBitmap.put())); | ||
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| // Create stream to save the HICON to. | ||
| winrt::com_ptr<IStream> spStream; | ||
| THROW_IF_FAILED(CreateStreamOnHGlobal(nullptr /* handle */, TRUE, spStream.put())); | ||
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| winrt::com_ptr<IWICBitmapSource> wicBitmapSource; | ||
| wicBitmapSource = wicBitmap; | ||
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| SaveImageWithWIC(wicImagingFactory, wicBitmapSource, GUID_ContainerFormatPng, spStream); | ||
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| // Write out the stream to a file. | ||
| winrt::com_ptr<IStream> spStreamOut; | ||
| THROW_IF_FAILED(SHCreateStreamOnFileEx(pszFileName, STGM_CREATE | STGM_WRITE | STGM_SHARE_DENY_WRITE, FILE_ATTRIBUTE_NORMAL, TRUE, nullptr, spStreamOut.put())); | ||
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| STATSTG statstg; | ||
| THROW_IF_FAILED(spStream->Stat(&statstg, STATFLAG_NONAME)); | ||
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| THROW_IF_FAILED(IStream_Reset(spStream.get())); | ||
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| THROW_IF_FAILED(spStreamOut->SetSize(statstg.cbSize)); | ||
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| // TODO: Comments need to be added | ||
| THROW_IF_FAILED(spStream->CopyTo(spStreamOut.get(), statstg.cbSize, nullptr /* pointer to number of bytes read */, nullptr /* pointer to number of bytes written */)); | ||
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| THROW_IF_FAILED(spStreamOut->Commit(STGC_DANGEROUSLYCOMMITMERELYTODISKCACHE)); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| // Copyright (c) Microsoft Corporation. All rights reserved. | ||
| // Licensed under the MIT License. See LICENSE in the project root for license information. | ||
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| #pragma once | ||
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| #include "pch.h" | ||
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| namespace Microsoft::Windows::AppNotifications::WICHelpers | ||
| { | ||
| void WriteHIconToPngFile(wil::unique_hicon const& hIcon, _In_ PCWSTR pszFileName); | ||
| } | ||
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