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texconv: -ignoremips options for reading some invalid DDS files (#484)

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This commit is contained in:
Chuck Walbourn
2024-07-01 18:47:31 -07:00
committed by GitHub
parent 6022b864e8
commit e102d0bd3e
4 changed files with 40 additions and 20 deletions
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5
Texconv/texconv.cpp
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@@ -110,6 +110,7 @@ namespace
OPT_DDS_DWORD_ALIGN,
OPT_DDS_BAD_DXTN_TAILS,
OPT_DDS_PERMISSIVE,
OPT_DDS_IGNORE_MIPS,
OPT_USE_DX10,
OPT_USE_DX9,
OPT_TGA20,
@@ -211,6 +212,7 @@ namespace
{ L"dword", OPT_DDS_DWORD_ALIGN },
{ L"badtails", OPT_DDS_BAD_DXTN_TAILS },
{ L"permissive", OPT_DDS_PERMISSIVE },
{ L"ignoremips", OPT_DDS_IGNORE_MIPS },
{ L"dx10", OPT_USE_DX10 },
{ L"dx9", OPT_USE_DX9 },
{ L"tga20", OPT_TGA20 },
@@ -1013,6 +1015,7 @@ namespace
L" -dword Use DWORD instead of BYTE alignment\n"
L" -badtails Fix for older DXTn with bad mipchain tails\n"
L" -permissive Allow some DX9 variants with unusual header values\n"
L" -ignoremips Reads just the top-level mip which reads some invalid files\n"
L" -fixbc4x4 Fix for odd-sized BC files that Direct3D can't load\n"
L" -xlum expand legacy L8, L16, and A8P8 formats\n"
L"\n"
@@ -2240,6 +2243,8 @@ int __cdecl wmain(_In_ int argc, _In_z_count_(argc) wchar_t* argv[])
ddsFlags |= DDS_FLAGS_BAD_DXTN_TAILS;
if (dwOptions & (uint64_t(1) << OPT_DDS_PERMISSIVE))
ddsFlags |= DDS_FLAGS_PERMISSIVE;
if (dwOptions & (uint64_t(1) << OPT_DDS_IGNORE_MIPS))
ddsFlags |= DDS_FLAGS_IGNORE_MIPS;
hr = LoadFromDDSFile(curpath.c_str(), ddsFlags, &info, *image);
}