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[ATL] CImage: Respect CODEC info (#5408)
Add _getAllEncoders and _getAllDecoders helper functions and use them in GetImporterFilterString, GetExporterFilterString, FileTypeFromExtension and GetClsidFromFileType functions. CORE-18867, CORE-19008
This commit is contained in:
Katayama Hirofumi MZ
GitHub
parent
f8a6542b15
commit
50774f865c
1 changed files with 272 additions and 230 deletions
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@ -387,14 +387,10 @@ public:
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return E_FAIL;
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}
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// TODO & FIXME: get parameters (m_rgbTransColor etc.)
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// get bitmap handle
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HBITMAP hbm = NULL;
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Color color(0xFF, 0xFF, 0xFF);
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Gdiplus::Status status;
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status = GetCommon().CreateHBITMAPFromBitmap(
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pBitmap, &hbm, color.GetValue());
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Status status = GetCommon().CreateHBITMAPFromBitmap(pBitmap, &hbm, color.GetValue());
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// delete GpBitmap
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GetCommon().DisposeImage(pBitmap);
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@ -414,14 +410,10 @@ public:
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return E_FAIL;
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}
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// TODO & FIXME: get parameters (m_rgbTransColor etc.)
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// get bitmap handle
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HBITMAP hbm = NULL;
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Color color(0xFF, 0xFF, 0xFF);
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Gdiplus::Status status;
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status = GetCommon().CreateHBITMAPFromBitmap(
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pBitmap, &hbm, color.GetValue());
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Status status = GetCommon().CreateHBITMAPFromBitmap(pBitmap, &hbm, color.GetValue());
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// delete Bitmap
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GetCommon().DisposeImage(pBitmap);
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@ -525,10 +517,13 @@ public:
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using namespace Gdiplus;
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ATLASSERT(m_hbm);
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// TODO & FIXME: set parameters (m_rgbTransColor etc.)
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CLSID clsid;
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if (!GetClsidFromFileType(&clsid, guidFileType))
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return E_FAIL;
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// Get encoders
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UINT cEncoders = 0;
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ImageCodecInfo* pEncoders = _getAllEncoders(cEncoders);
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// Get Codec
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CLSID clsid = FindCodecForFileType(*guidFileType, pEncoders, cEncoders);
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delete[] pEncoders;
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// create a GpBitmap from HBITMAP
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GpBitmap *pBitmap = NULL;
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@ -550,31 +545,32 @@ public:
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using namespace Gdiplus;
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ATLASSERT(m_hbm);
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// TODO & FIXME: set parameters (m_rgbTransColor etc.)
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// convert the file name string into Unicode
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CStringW pszNameW(pszFileName);
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// Get encoders
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UINT cEncoders = 0;
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ImageCodecInfo* pEncoders = _getAllEncoders(cEncoders);
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// if the file type is null, get the file type from extension
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const GUID *FileType = &guidFileType;
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CLSID clsid;
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if (::IsEqualGUID(guidFileType, GUID_NULL))
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{
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LPCWSTR pszExt = GetFileExtension(pszNameW);
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FileType = FileTypeFromExtension(pszExt);
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CString strExt(GetFileExtension(pszNameW));
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clsid = FindCodecForExtension(strExt, pEncoders, cEncoders);
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}
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// get CLSID from file type
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CLSID clsid;
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if (!GetClsidFromFileType(&clsid, FileType))
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return E_FAIL;
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else
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{
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clsid = FindCodecForFileType(guidFileType, pEncoders, cEncoders);
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}
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delete[] pEncoders;
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// create a GpBitmap from HBITMAP
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GpBitmap *pBitmap = NULL;
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GetCommon().CreateBitmapFromHBITMAP(m_hbm, NULL, &pBitmap);
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// save to file
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Status status;
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status = GetCommon().SaveImageToFile(pBitmap, pszNameW, &clsid, NULL);
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Status status = GetCommon().SaveImageToFile(pBitmap, pszNameW, &clsid, NULL);
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// destroy GpBitmap
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GetCommon().DisposeImage(pBitmap);
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@ -714,73 +710,96 @@ public:
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excludeDefaultSave = excludeIcon | excludeEMF | excludeWMF
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};
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struct FILTER_DATA {
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DWORD dwExclude;
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const TCHAR *title;
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const TCHAR *extensions;
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const GUID *guid;
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};
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protected:
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static HRESULT GetCommonFilterString(
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static bool ShouldExcludeFormat(REFGUID guidFileType, DWORD dwExclude)
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{
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if (::IsEqualGUID(guidFileType, Gdiplus::ImageFormatGIF))
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return !!(dwExclude & excludeGIF);
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if (::IsEqualGUID(guidFileType, Gdiplus::ImageFormatBMP))
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return !!(dwExclude & excludeBMP);
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if (::IsEqualGUID(guidFileType, Gdiplus::ImageFormatEMF))
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return !!(dwExclude & excludeEMF);
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if (::IsEqualGUID(guidFileType, Gdiplus::ImageFormatWMF))
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return !!(dwExclude & excludeWMF);
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if (::IsEqualGUID(guidFileType, Gdiplus::ImageFormatJPEG))
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return !!(dwExclude & excludeJPEG);
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if (::IsEqualGUID(guidFileType, Gdiplus::ImageFormatPNG))
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return !!(dwExclude & excludePNG);
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if (::IsEqualGUID(guidFileType, Gdiplus::ImageFormatTIFF))
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return !!(dwExclude & excludeTIFF);
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if (::IsEqualGUID(guidFileType, Gdiplus::ImageFormatIcon))
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return !!(dwExclude & excludeIcon);
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return ((dwExclude & excludeOther) == excludeOther);
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}
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static HRESULT BuildCodecFilterString(
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const Gdiplus::ImageCodecInfo* pCodecs,
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UINT cCodecs,
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CSimpleString& strFilter,
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CSimpleArray<GUID>& aguidFileTypes,
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LPCTSTR pszAllFilesDescription,
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DWORD dwExclude,
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TCHAR chSeparator)
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{
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static const FILTER_DATA table[] =
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if (!pCodecs || !cCodecs)
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{
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{excludeBMP, TEXT("BMP"), TEXT("*.BMP;*.DIB;*.RLE"), &Gdiplus::ImageFormatBMP},
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{excludeJPEG, TEXT("JPEG"), TEXT("*.JPG;*.JPEG;*.JPE;*.JFIF"), &Gdiplus::ImageFormatJPEG},
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{excludeGIF, TEXT("GIF"), TEXT("*.GIF"), &Gdiplus::ImageFormatGIF},
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{excludeEMF, TEXT("EMF"), TEXT("*.EMF"), &Gdiplus::ImageFormatEMF},
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{excludeWMF, TEXT("WMF"), TEXT("*.WMF"), &Gdiplus::ImageFormatWMF},
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{excludeTIFF, TEXT("TIFF"), TEXT("*.TIF;*.TIFF"), &Gdiplus::ImageFormatTIFF},
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{excludePNG, TEXT("PNG"), TEXT("*.PNG"), &Gdiplus::ImageFormatPNG},
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{excludeIcon, TEXT("ICO"), TEXT("*.ICO"), &Gdiplus::ImageFormatIcon}
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};
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strFilter += chSeparator;
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return E_FAIL;
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}
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if (pszAllFilesDescription)
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{
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strFilter += pszAllFilesDescription;
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strFilter += chSeparator;
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BOOL bFirst = TRUE;
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for (size_t i = 0; i < _countof(table); ++i)
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CString extensions;
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for (UINT i = 0; i < cCodecs; ++i)
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{
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if ((dwExclude & table[i].dwExclude) != 0)
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if (ShouldExcludeFormat(pCodecs[i].FormatID, dwExclude))
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continue;
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if (bFirst)
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bFirst = FALSE;
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else
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strFilter += TEXT(';');
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extensions += TEXT(';');
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strFilter += table[i].extensions;
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CString ext(pCodecs[i].FilenameExtension);
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extensions += ext;
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}
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extensions.MakeLower();
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strFilter += TEXT(" (");
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strFilter += extensions;
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strFilter += TEXT(")");
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strFilter += chSeparator;
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strFilter += extensions;
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strFilter += chSeparator;
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aguidFileTypes.Add(GUID_NULL);
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}
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for (size_t i = 0; i < _countof(table); ++i)
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for (UINT i = 0; i < cCodecs; ++i)
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{
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if ((dwExclude & table[i].dwExclude) != 0)
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if (ShouldExcludeFormat(pCodecs[i].FormatID, dwExclude))
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continue;
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strFilter += table[i].title;
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CString extensions(pCodecs[i].FilenameExtension);
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extensions.MakeLower();
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CString desc(pCodecs[i].FormatDescription);
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strFilter += desc;
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strFilter += TEXT(" (");
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strFilter += table[i].extensions;
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strFilter += extensions;
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strFilter += TEXT(")");
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strFilter += chSeparator;
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strFilter += table[i].extensions;
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strFilter += extensions;
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strFilter += chSeparator;
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aguidFileTypes.Add(*table[i].guid);
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aguidFileTypes.Add(pCodecs[i].FormatID);
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}
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strFilter += chSeparator;
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return S_OK;
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}
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@ -792,11 +811,17 @@ public:
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DWORD dwExclude = excludeDefaultLoad,
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TCHAR chSeparator = TEXT('|'))
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{
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return GetCommonFilterString(strImporters,
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UINT cDecoders = 0;
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Gdiplus::ImageCodecInfo* pDecoders = _getAllDecoders(cDecoders);
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HRESULT hr = BuildCodecFilterString(pDecoders,
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cDecoders,
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strImporters,
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aguidFileTypes,
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pszAllFilesDescription,
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dwExclude,
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chSeparator);
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delete[] pDecoders;
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return hr;
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}
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static HRESULT GetExporterFilterString(
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@ -806,30 +831,27 @@ public:
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DWORD dwExclude = excludeDefaultSave,
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TCHAR chSeparator = TEXT('|'))
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{
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return GetCommonFilterString(strExporters,
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UINT cEncoders = 0;
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Gdiplus::ImageCodecInfo* pEncoders = _getAllEncoders(cEncoders);
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HRESULT hr = BuildCodecFilterString(pEncoders,
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cEncoders,
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strExporters,
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aguidFileTypes,
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pszAllFilesDescription,
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dwExclude,
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chSeparator);
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delete[] pEncoders;
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return hr;
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}
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protected:
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// an extension of BITMAPINFO
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struct MYBITMAPINFOEX
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struct MYBITMAPINFOEX : BITMAPINFO
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{
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BITMAPINFOHEADER bmiHeader;
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RGBQUAD bmiColors[256];
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BITMAPINFO *get()
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{
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return reinterpret_cast<BITMAPINFO *>(this);
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}
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const BITMAPINFO *get() const
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{
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return reinterpret_cast<const BITMAPINFO *>(this);
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}
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RGBQUAD bmiColorsExtra[256 - 1];
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};
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// abbreviations of GDI+ basic types
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// abbreviations of GDI+ basic types. FIXME: Delete us
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typedef Gdiplus::GpStatus St;
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typedef Gdiplus::GpBitmap Bm;
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typedef Gdiplus::GpImage Im;
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@ -837,69 +859,45 @@ protected:
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// The common data of atlimage
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struct COMMON
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{
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// abbreviations of GDI+ basic types
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typedef Gdiplus::ImageCodecInfo ICI;
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typedef Gdiplus::EncoderParameters EncParams;
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typedef Gdiplus::ARGB ARGB;
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typedef HBITMAP HBM;
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typedef Gdiplus::GdiplusStartupInput GSI;
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typedef Gdiplus::GdiplusStartupOutput GSO;
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// GDI+ function types
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#undef API
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#undef CST
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#define API WINGDIPAPI
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#define CST GDIPCONST
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typedef St (WINAPI *STARTUP)(ULONG_PTR *, const GSI *, GSO *);
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typedef void (WINAPI *SHUTDOWN)(ULONG_PTR);
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typedef St (API *GETIMAGEENCODERSSIZE)(UINT *, UINT *);
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typedef St (API *GETIMAGEENCODERS)(UINT, UINT, ICI *);
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typedef St (API *CREATEBITMAPFROMFILE)(CST WCHAR*, Bm **);
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typedef St (API *CREATEHBITMAPFROMBITMAP)(Bm *, HBM *, ARGB);
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typedef St (API *CREATEBITMAPFROMSTREAM)(IStream *, Bm **);
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typedef St (API *CREATEBITMAPFROMHBITMAP)(HBM, HPALETTE, Bm **);
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typedef St (API *SAVEIMAGETOSTREAM)(Im *, IStream *, CST CLSID *,
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CST EncParams *);
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typedef St (API *SAVEIMAGETOFILE)(Im *, CST WCHAR *, CST CLSID *,
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CST EncParams *);
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typedef St (API *DISPOSEIMAGE)(Im*);
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#undef API
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#undef CST
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using FUN_Startup = decltype(&Gdiplus::GdiplusStartup);
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using FUN_Shutdown = decltype(&Gdiplus::GdiplusShutdown);
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using FUN_GetImageEncoderSize = decltype(&Gdiplus::DllExports::GdipGetImageEncodersSize);
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using FUN_GetImageEncoder = decltype(&Gdiplus::DllExports::GdipGetImageEncoders);
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using FUN_GetImageDecoderSize = decltype(&Gdiplus::DllExports::GdipGetImageDecodersSize);
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using FUN_GetImageDecoder = decltype(&Gdiplus::DllExports::GdipGetImageDecoders);
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using FUN_CreateBitmapFromFile = decltype(&Gdiplus::DllExports::GdipCreateBitmapFromFile);
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using FUN_CreateHBITMAPFromBitmap = decltype(&Gdiplus::DllExports::GdipCreateHBITMAPFromBitmap);
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using FUN_CreateBitmapFromStream = decltype(&Gdiplus::DllExports::GdipCreateBitmapFromStream);
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using FUN_CreateBitmapFromHBITMAP = decltype(&Gdiplus::DllExports::GdipCreateBitmapFromHBITMAP);
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using FUN_SaveImageToStream = decltype(&Gdiplus::DllExports::GdipSaveImageToStream);
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using FUN_SaveImageToFile = decltype(&Gdiplus::DllExports::GdipSaveImageToFile);
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using FUN_DisposeImage = decltype(&Gdiplus::DllExports::GdipDisposeImage);
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// members
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int count;
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HINSTANCE hinstGdiPlus;
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ULONG_PTR gdiplusToken;
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int count = 0;
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HINSTANCE hinstGdiPlus = NULL;
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ULONG_PTR gdiplusToken = 0;
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// GDI+ functions
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STARTUP Startup;
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SHUTDOWN Shutdown;
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GETIMAGEENCODERSSIZE GetImageEncodersSize;
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GETIMAGEENCODERS GetImageEncoders;
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CREATEBITMAPFROMFILE CreateBitmapFromFile;
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CREATEHBITMAPFROMBITMAP CreateHBITMAPFromBitmap;
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CREATEBITMAPFROMSTREAM CreateBitmapFromStream;
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CREATEBITMAPFROMHBITMAP CreateBitmapFromHBITMAP;
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SAVEIMAGETOSTREAM SaveImageToStream;
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SAVEIMAGETOFILE SaveImageToFile;
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DISPOSEIMAGE DisposeImage;
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FUN_Startup Startup = NULL;
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FUN_Shutdown Shutdown = NULL;
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FUN_GetImageEncoderSize GetImageEncodersSize = NULL;
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FUN_GetImageEncoder GetImageEncoders = NULL;
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FUN_GetImageDecoderSize GetImageDecodersSize = NULL;
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FUN_GetImageDecoder GetImageDecoders = NULL;
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FUN_CreateBitmapFromFile CreateBitmapFromFile = NULL;
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FUN_CreateHBITMAPFromBitmap CreateHBITMAPFromBitmap = NULL;
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FUN_CreateBitmapFromStream CreateBitmapFromStream = NULL;
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FUN_CreateBitmapFromHBITMAP CreateBitmapFromHBITMAP = NULL;
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FUN_SaveImageToStream SaveImageToStream = NULL;
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FUN_SaveImageToFile SaveImageToFile = NULL;
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FUN_DisposeImage DisposeImage = NULL;
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COMMON()
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{
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count = 0;
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hinstGdiPlus = NULL;
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Startup = NULL;
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Shutdown = NULL;
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GetImageEncodersSize = NULL;
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GetImageEncoders = NULL;
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CreateBitmapFromFile = NULL;
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CreateHBITMAPFromBitmap = NULL;
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CreateBitmapFromStream = NULL;
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CreateBitmapFromHBITMAP = NULL;
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SaveImageToStream = NULL;
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SaveImageToFile = NULL;
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DisposeImage = NULL;
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}
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~COMMON()
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{
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FreeLib();
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@ -915,11 +913,13 @@ protected:
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}
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// get procedure address of the DLL
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template <typename TYPE>
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TYPE AddrOf(const char *name)
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template <typename FUN_T>
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FUN_T _getFUN(FUN_T& fun, const char *name)
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{
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FARPROC proc = ::GetProcAddress(hinstGdiPlus, name);
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return reinterpret_cast<TYPE>(proc);
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if (fun)
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return fun;
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fun = reinterpret_cast<FUN_T>(::GetProcAddress(hinstGdiPlus, name));
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return fun;
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}
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HINSTANCE LoadLib()
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@ -929,24 +929,19 @@ protected:
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hinstGdiPlus = ::LoadLibraryA("gdiplus.dll");
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// get procedure addresses from the DLL
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Startup = AddrOf<STARTUP>("GdiplusStartup");
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Shutdown = AddrOf<SHUTDOWN>("GdiplusShutdown");
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GetImageEncodersSize =
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AddrOf<GETIMAGEENCODERSSIZE>("GdipGetImageEncodersSize");
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GetImageEncoders = AddrOf<GETIMAGEENCODERS>("GdipGetImageEncoders");
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CreateBitmapFromFile =
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AddrOf<CREATEBITMAPFROMFILE>("GdipCreateBitmapFromFile");
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CreateHBITMAPFromBitmap =
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AddrOf<CREATEHBITMAPFROMBITMAP>("GdipCreateHBITMAPFromBitmap");
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CreateBitmapFromStream =
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AddrOf<CREATEBITMAPFROMSTREAM>("GdipCreateBitmapFromStream");
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CreateBitmapFromHBITMAP =
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AddrOf<CREATEBITMAPFROMHBITMAP>("GdipCreateBitmapFromHBITMAP");
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SaveImageToStream =
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AddrOf<SAVEIMAGETOSTREAM>("GdipSaveImageToStream");
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SaveImageToFile = AddrOf<SAVEIMAGETOFILE>("GdipSaveImageToFile");
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DisposeImage = AddrOf<DISPOSEIMAGE>("GdipDisposeImage");
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_getFUN(Startup, "GdiplusStartup");
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_getFUN(Shutdown, "GdiplusShutdown");
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_getFUN(GetImageEncodersSize, "GdipGetImageEncodersSize");
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_getFUN(GetImageEncoders, "GdipGetImageEncoders");
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_getFUN(GetImageDecodersSize, "GdipGetImageDecodersSize");
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_getFUN(GetImageDecoders, "GdipGetImageDecoders");
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_getFUN(CreateBitmapFromFile, "GdipCreateBitmapFromFile");
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_getFUN(CreateHBITMAPFromBitmap, "GdipCreateHBITMAPFromBitmap");
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_getFUN(CreateBitmapFromStream, "GdipCreateBitmapFromStream");
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_getFUN(CreateBitmapFromHBITMAP, "GdipCreateBitmapFromHBITMAP");
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_getFUN(SaveImageToStream, "GdipSaveImageToStream");
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_getFUN(SaveImageToFile, "GdipSaveImageToFile");
|
||||
_getFUN(DisposeImage, "GdipDisposeImage");
|
||||
|
||||
if (hinstGdiPlus && Startup)
|
||||
{
|
||||
|
|
@ -966,6 +961,8 @@ protected:
|
|||
Shutdown = NULL;
|
||||
GetImageEncodersSize = NULL;
|
||||
GetImageEncoders = NULL;
|
||||
GetImageDecodersSize = NULL;
|
||||
GetImageDecoders = NULL;
|
||||
CreateBitmapFromFile = NULL;
|
||||
CreateHBITMAPFromBitmap = NULL;
|
||||
CreateBitmapFromStream = NULL;
|
||||
|
|
@ -1024,96 +1021,143 @@ protected:
|
|||
return RGB(quad.rgbRed, quad.rgbGreen, quad.rgbBlue);
|
||||
}
|
||||
|
||||
struct EXTENSION_ENTRY
|
||||
static CLSID
|
||||
FindCodecForExtension(LPCTSTR dotext, const Gdiplus::ImageCodecInfo *pCodecs, UINT nCodecs)
|
||||
{
|
||||
LPCWSTR pszExt;
|
||||
GUID guid;
|
||||
};
|
||||
for (UINT i = 0; i < nCodecs; ++i)
|
||||
{
|
||||
CString strSpecs(pCodecs[i].FilenameExtension);
|
||||
int ichOld = 0, ichSep;
|
||||
for (;;)
|
||||
{
|
||||
ichSep = strSpecs.Find(TEXT(';'), ichOld);
|
||||
|
||||
const GUID *FileTypeFromExtension(LPCWSTR pszExt) const
|
||||
{
|
||||
static const EXTENSION_ENTRY table[] =
|
||||
{
|
||||
{L".jpg", Gdiplus::ImageFormatJPEG},
|
||||
{L".png", Gdiplus::ImageFormatPNG},
|
||||
{L".bmp", Gdiplus::ImageFormatBMP},
|
||||
{L".gif", Gdiplus::ImageFormatGIF},
|
||||
{L".tif", Gdiplus::ImageFormatTIFF},
|
||||
{L".jpeg", Gdiplus::ImageFormatJPEG},
|
||||
{L".jpe", Gdiplus::ImageFormatJPEG},
|
||||
{L".jfif", Gdiplus::ImageFormatJPEG},
|
||||
{L".dib", Gdiplus::ImageFormatBMP},
|
||||
{L".rle", Gdiplus::ImageFormatBMP},
|
||||
{L".tiff", Gdiplus::ImageFormatTIFF}
|
||||
};
|
||||
const size_t count = _countof(table);
|
||||
for (size_t i = 0; i < count; ++i)
|
||||
{
|
||||
if (::lstrcmpiW(table[i].pszExt, pszExt) == 0)
|
||||
return &table[i].guid;
|
||||
CString strSpec;
|
||||
if (ichSep < 0)
|
||||
strSpec = strSpecs.Mid(ichOld);
|
||||
else
|
||||
strSpec = strSpecs.Mid(ichOld, ichSep - ichOld);
|
||||
|
||||
int ichDot = strSpec.ReverseFind(TEXT('.'));
|
||||
if (ichDot >= 0)
|
||||
strSpec = strSpec.Mid(ichDot);
|
||||
|
||||
if (!dotext || strSpec.CompareNoCase(dotext) == 0)
|
||||
return pCodecs[i].Clsid;
|
||||
|
||||
if (ichSep < 0)
|
||||
break;
|
||||
|
||||
ichOld = ichSep + 1;
|
||||
}
|
||||
}
|
||||
return CLSID_NULL;
|
||||
}
|
||||
|
||||
// Deprecated. Don't use this
|
||||
static const GUID *FileTypeFromExtension(LPCTSTR dotext)
|
||||
{
|
||||
UINT cEncoders = 0;
|
||||
Gdiplus::ImageCodecInfo* pEncoders = _getAllEncoders(cEncoders);
|
||||
|
||||
for (UINT i = 0; i < cEncoders; ++i)
|
||||
{
|
||||
CString strSpecs(pEncoders[i].FilenameExtension);
|
||||
int ichOld = 0, ichSep;
|
||||
for (;;)
|
||||
{
|
||||
ichSep = strSpecs.Find(TEXT(';'), ichOld);
|
||||
|
||||
CString strSpec;
|
||||
if (ichSep < 0)
|
||||
strSpec = strSpecs.Mid(ichOld);
|
||||
else
|
||||
strSpec = strSpecs.Mid(ichOld, ichSep - ichOld);
|
||||
|
||||
int ichDot = strSpec.ReverseFind(TEXT('.'));
|
||||
if (ichDot >= 0)
|
||||
strSpec = strSpec.Mid(ichDot);
|
||||
|
||||
if (!dotext || strSpec.CompareNoCase(dotext) == 0)
|
||||
{
|
||||
static GUID s_guid;
|
||||
s_guid = pEncoders[i].FormatID;
|
||||
delete[] pEncoders;
|
||||
return &s_guid;
|
||||
}
|
||||
|
||||
if (ichSep < 0)
|
||||
break;
|
||||
|
||||
ichOld = ichSep + 1;
|
||||
}
|
||||
}
|
||||
|
||||
delete[] pEncoders;
|
||||
return NULL;
|
||||
}
|
||||
|
||||
struct FORMAT_ENTRY
|
||||
static CLSID
|
||||
FindCodecForFileType(REFGUID guidFileType, const Gdiplus::ImageCodecInfo *pCodecs, UINT nCodecs)
|
||||
{
|
||||
GUID guid;
|
||||
LPCWSTR mime;
|
||||
};
|
||||
for (UINT iInfo = 0; iInfo < nCodecs; ++iInfo)
|
||||
{
|
||||
if (::IsEqualGUID(pCodecs[iInfo].FormatID, guidFileType))
|
||||
return pCodecs[iInfo].Clsid;
|
||||
}
|
||||
return CLSID_NULL;
|
||||
}
|
||||
|
||||
bool GetClsidFromFileType(CLSID *clsid, const GUID *guid) const
|
||||
{
|
||||
static const FORMAT_ENTRY table[] =
|
||||
{
|
||||
{Gdiplus::ImageFormatJPEG, L"image/jpeg"},
|
||||
{Gdiplus::ImageFormatPNG, L"image/png"},
|
||||
{Gdiplus::ImageFormatBMP, L"image/bmp"},
|
||||
{Gdiplus::ImageFormatGIF, L"image/gif"},
|
||||
{Gdiplus::ImageFormatTIFF, L"image/tiff"}
|
||||
};
|
||||
const size_t count = _countof(table);
|
||||
for (size_t i = 0; i < count; ++i)
|
||||
{
|
||||
if (::IsEqualGUID(table[i].guid, *guid))
|
||||
{
|
||||
int num = GetEncoderClsid(table[i].mime, clsid);
|
||||
if (num >= 0)
|
||||
// Deprecated. Don't use this
|
||||
static bool GetClsidFromFileType(CLSID *clsid, const GUID *guid)
|
||||
{
|
||||
UINT cEncoders = 0;
|
||||
Gdiplus::ImageCodecInfo* pEncoders = _getAllEncoders(cEncoders);
|
||||
*clsid = FindCodecForFileType(*guid, pEncoders, cEncoders);
|
||||
delete[] pEncoders;
|
||||
return true;
|
||||
}
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
int GetEncoderClsid(LPCWSTR mime, CLSID *clsid) const
|
||||
static Gdiplus::ImageCodecInfo* _getAllEncoders(UINT& cEncoders)
|
||||
{
|
||||
UINT count = 0, total_size = 0;
|
||||
GetCommon().GetImageEncodersSize(&count, &total_size);
|
||||
CImage image; // Initialize common
|
||||
|
||||
UINT total_size = 0;
|
||||
GetCommon().GetImageEncodersSize(&cEncoders, &total_size);
|
||||
if (total_size == 0)
|
||||
return -1; // failure
|
||||
return NULL; // failure
|
||||
|
||||
Gdiplus::ImageCodecInfo *pInfo;
|
||||
BYTE *pb = new BYTE[total_size];
|
||||
ATLASSERT(pb);
|
||||
pInfo = reinterpret_cast<Gdiplus::ImageCodecInfo *>(pb);
|
||||
if (pInfo == NULL)
|
||||
return -1; // failure
|
||||
|
||||
GetCommon().GetImageEncoders(count, total_size, pInfo);
|
||||
|
||||
for (UINT iInfo = 0; iInfo < count; ++iInfo)
|
||||
Gdiplus::ImageCodecInfo *ret;
|
||||
ret = new Gdiplus::ImageCodecInfo[total_size / sizeof(ret[0])];
|
||||
if (ret == NULL)
|
||||
{
|
||||
if (::lstrcmpiW(pInfo[iInfo].MimeType, mime) == 0)
|
||||
{
|
||||
*clsid = pInfo[iInfo].Clsid;
|
||||
delete[] pb;
|
||||
return iInfo; // success
|
||||
}
|
||||
cEncoders = 0;
|
||||
return NULL; // failure
|
||||
}
|
||||
|
||||
delete[] pb;
|
||||
return -1; // failure
|
||||
GetCommon().GetImageEncoders(cEncoders, total_size, ret);
|
||||
return ret; // needs delete[]
|
||||
}
|
||||
|
||||
static Gdiplus::ImageCodecInfo* _getAllDecoders(UINT& cDecoders)
|
||||
{
|
||||
CImage image; // Initialize common
|
||||
|
||||
UINT total_size = 0;
|
||||
GetCommon().GetImageDecodersSize(&cDecoders, &total_size);
|
||||
if (total_size == 0)
|
||||
return NULL; // failure
|
||||
|
||||
Gdiplus::ImageCodecInfo *ret;
|
||||
ret = new Gdiplus::ImageCodecInfo[total_size / sizeof(ret[0])];
|
||||
if (ret == NULL)
|
||||
{
|
||||
cDecoders = 0;
|
||||
return NULL; // failure
|
||||
}
|
||||
|
||||
GetCommon().GetImageDecoders(cDecoders, total_size, ret);
|
||||
return ret; // needs delete[]
|
||||
}
|
||||
|
||||
void AttachInternal(HBITMAP hBitmap, DIBOrientation eOrientation,
|
||||
|
|
@ -1186,9 +1230,7 @@ protected:
|
|||
// create a DIB section
|
||||
HDC hDC = ::CreateCompatibleDC(NULL);
|
||||
ATLASSERT(hDC);
|
||||
LPVOID pvBits;
|
||||
HBITMAP hbm = ::CreateDIBSection(hDC, bi.get(), DIB_RGB_COLORS,
|
||||
&pvBits, NULL, 0);
|
||||
HBITMAP hbm = ::CreateDIBSection(hDC, &bi, DIB_RGB_COLORS, NULL, NULL, 0);
|
||||
ATLASSERT(hbm);
|
||||
::DeleteDC(hDC);
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue