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BITMAPCOREHEADER bitmaps cannot be top-down bitmaps

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git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@7116 212acab6-be3b-0410-9dea-997c60f758d6
This commit is contained in:
anders_k 2019-08-18 22:54:26 +00:00
parent 79056544b0
commit 7100afa549
2 changed files with 6 additions and 4 deletions
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3
Source/BinInterop.cpp
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@ -455,7 +455,8 @@ DWORD GetDIBHeaderInfo(const void*pData, size_t DataSize, GENERICIMAGEINFO&Info)
DWORD size = LE2HE32(p32[0]);
if (size == 12) // BITMAPCOREHEADER
{
Info.Width = LE2HE16(p16[2]), Info.Height = (INT32) (SHORT) LE2HE16(p16[3]);
Info.Width = LE2HE16(p16[2]), Info.RawHeight = (INT32) (SHORT) LE2HE16(p16[3]);
Info.Height = Info.RawHeight; // BITMAPCOREHEADER bitmaps cannot be top-down bitmaps (docs.microsoft.com/en-us/windows/win32/gdi/bitmap-header-types)
Info.Planes = LE2HE16(p16[4]), Info.BPP = LE2HE16(p16[5]);
return size;
}