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DirectXTex/Texassemble/texassemble.cpp
Chuck Walbourn ded992f48a Minor code review
2020-01-19 01:36:52 -08:00

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//--------------------------------------------------------------------------------------
// File: Texassemble.cpp
//
// DirectX Texture assembler for cube maps, volume maps, and arrays
//
// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License.
//
// http://go.microsoft.com/fwlink/?LinkId=248926
//--------------------------------------------------------------------------------------
#pragma warning(push)
#pragma warning(disable : 4005)
#define WIN32_LEAN_AND_MEAN
#define NOMINMAX
#define NODRAWTEXT
#define NOGDI
#define NOMCX
#define NOSERVICE
#define NOHELP
#pragma warning(pop)
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <fstream>
#include <memory>
#include <list>
#include <vector>
#include <wrl/client.h>
#include <dxgiformat.h>
#include <DirectXPackedVector.h>
#include <wincodec.h>
#pragma warning(disable : 4619 4616 26812)
#include "DirectXTex.h"
//Uncomment to add support for OpenEXR (.exr)
//#define USE_OPENEXR
#ifdef USE_OPENEXR
// See <https://github.com/Microsoft/DirectXTex/wiki/Adding-OpenEXR> for details
#include "DirectXTexEXR.h"
#endif
using namespace DirectX;
using Microsoft::WRL::ComPtr;
enum COMMANDS
{
CMD_CUBE = 1,
CMD_VOLUME,
CMD_ARRAY,
CMD_CUBEARRAY,
CMD_H_CROSS,
CMD_V_CROSS,
CMD_H_STRIP,
CMD_V_STRIP,
CMD_MERGE,
CMD_GIF,
CMD_ARRAY_STRIP,
CMD_MAX
};
enum OPTIONS
{
OPT_RECURSIVE = 1,
OPT_WIDTH,
OPT_HEIGHT,
OPT_FORMAT,
OPT_FILTER,
OPT_SRGBI,
OPT_SRGBO,
OPT_SRGB,
OPT_OUTPUTFILE,
OPT_OVERWRITE,
OPT_USE_DX10,
OPT_NOLOGO,
OPT_SEPALPHA,
OPT_NO_WIC,
OPT_DEMUL_ALPHA,
OPT_TA_WRAP,
OPT_TA_MIRROR,
OPT_TONEMAP,
OPT_FILELIST,
OPT_GIF_BGCOLOR,
OPT_MAX
};
static_assert(OPT_MAX <= 32, "dwOptions is a DWORD bitfield");
struct SConversion
{
wchar_t szSrc[MAX_PATH];
};
struct SValue
{
LPCWSTR pName;
DWORD dwValue;
};
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
const SValue g_pCommands[] =
{
{ L"cube", CMD_CUBE },
{ L"volume", CMD_VOLUME },
{ L"array", CMD_ARRAY },
{ L"cubearray", CMD_CUBEARRAY },
{ L"h-cross", CMD_H_CROSS },
{ L"v-cross", CMD_V_CROSS },
{ L"h-strip", CMD_H_STRIP },
{ L"v-strip", CMD_V_STRIP },
{ L"merge", CMD_MERGE },
{ L"gif", CMD_GIF },
{ L"array-strip", CMD_ARRAY_STRIP },
{ nullptr, 0 }
};
const SValue g_pOptions[] =
{
{ L"r", OPT_RECURSIVE },
{ L"w", OPT_WIDTH },
{ L"h", OPT_HEIGHT },
{ L"f", OPT_FORMAT },
{ L"if", OPT_FILTER },
{ L"srgbi", OPT_SRGBI },
{ L"srgbo", OPT_SRGBO },
{ L"srgb", OPT_SRGB },
{ L"o", OPT_OUTPUTFILE },
{ L"y", OPT_OVERWRITE },
{ L"dx10", OPT_USE_DX10 },
{ L"nologo", OPT_NOLOGO },
{ L"sepalpha", OPT_SEPALPHA },
{ L"nowic", OPT_NO_WIC },
{ L"alpha", OPT_DEMUL_ALPHA },
{ L"wrap", OPT_TA_WRAP },
{ L"mirror", OPT_TA_MIRROR },
{ L"tonemap", OPT_TONEMAP },
{ L"flist", OPT_FILELIST },
{ L"bgcolor", OPT_GIF_BGCOLOR },
{ nullptr, 0 }
};
#define DEFFMT(fmt) { L#fmt, DXGI_FORMAT_ ## fmt }
const SValue g_pFormats[] =
{
// List does not include _TYPELESS or depth/stencil formats
DEFFMT(R32G32B32A32_FLOAT),
DEFFMT(R32G32B32A32_UINT),
DEFFMT(R32G32B32A32_SINT),
DEFFMT(R32G32B32_FLOAT),
DEFFMT(R32G32B32_UINT),
DEFFMT(R32G32B32_SINT),
DEFFMT(R16G16B16A16_FLOAT),
DEFFMT(R16G16B16A16_UNORM),
DEFFMT(R16G16B16A16_UINT),
DEFFMT(R16G16B16A16_SNORM),
DEFFMT(R16G16B16A16_SINT),
DEFFMT(R32G32_FLOAT),
DEFFMT(R32G32_UINT),
DEFFMT(R32G32_SINT),
DEFFMT(R10G10B10A2_UNORM),
DEFFMT(R10G10B10A2_UINT),
DEFFMT(R11G11B10_FLOAT),
DEFFMT(R8G8B8A8_UNORM),
DEFFMT(R8G8B8A8_UNORM_SRGB),
DEFFMT(R8G8B8A8_UINT),
DEFFMT(R8G8B8A8_SNORM),
DEFFMT(R8G8B8A8_SINT),
DEFFMT(R16G16_FLOAT),
DEFFMT(R16G16_UNORM),
DEFFMT(R16G16_UINT),
DEFFMT(R16G16_SNORM),
DEFFMT(R16G16_SINT),
DEFFMT(R32_FLOAT),
DEFFMT(R32_UINT),
DEFFMT(R32_SINT),
DEFFMT(R8G8_UNORM),
DEFFMT(R8G8_UINT),
DEFFMT(R8G8_SNORM),
DEFFMT(R8G8_SINT),
DEFFMT(R16_FLOAT),
DEFFMT(R16_UNORM),
DEFFMT(R16_UINT),
DEFFMT(R16_SNORM),
DEFFMT(R16_SINT),
DEFFMT(R8_UNORM),
DEFFMT(R8_UINT),
DEFFMT(R8_SNORM),
DEFFMT(R8_SINT),
DEFFMT(A8_UNORM),
//DEFFMT(R1_UNORM)
DEFFMT(R9G9B9E5_SHAREDEXP),
DEFFMT(R8G8_B8G8_UNORM),
DEFFMT(G8R8_G8B8_UNORM),
DEFFMT(B5G6R5_UNORM),
DEFFMT(B5G5R5A1_UNORM),
// DXGI 1.1 formats
DEFFMT(B8G8R8A8_UNORM),
DEFFMT(B8G8R8X8_UNORM),
DEFFMT(R10G10B10_XR_BIAS_A2_UNORM),
DEFFMT(B8G8R8A8_UNORM_SRGB),
DEFFMT(B8G8R8X8_UNORM_SRGB),
// DXGI 1.2 formats
DEFFMT(AYUV),
DEFFMT(Y410),
DEFFMT(Y416),
DEFFMT(YUY2),
DEFFMT(Y210),
DEFFMT(Y216),
// No support for legacy paletted video formats (AI44, IA44, P8, A8P8)
DEFFMT(B4G4R4A4_UNORM),
{ nullptr, DXGI_FORMAT_UNKNOWN }
};
const SValue g_pFormatAliases[] =
{
{ L"RGBA", DXGI_FORMAT_R8G8B8A8_UNORM },
{ L"BGRA", DXGI_FORMAT_B8G8R8A8_UNORM },
{ L"FP16", DXGI_FORMAT_R16G16B16A16_FLOAT },
{ L"FP32", DXGI_FORMAT_R32G32B32A32_FLOAT },
{ nullptr, DXGI_FORMAT_UNKNOWN }
};
const SValue g_pFilters[] =
{
{ L"POINT", TEX_FILTER_POINT },
{ L"LINEAR", TEX_FILTER_LINEAR },
{ L"CUBIC", TEX_FILTER_CUBIC },
{ L"FANT", TEX_FILTER_FANT },
{ L"BOX", TEX_FILTER_BOX },
{ L"TRIANGLE", TEX_FILTER_TRIANGLE },
{ L"POINT_DITHER", TEX_FILTER_POINT | TEX_FILTER_DITHER },
{ L"LINEAR_DITHER", TEX_FILTER_LINEAR | TEX_FILTER_DITHER },
{ L"CUBIC_DITHER", TEX_FILTER_CUBIC | TEX_FILTER_DITHER },
{ L"FANT_DITHER", TEX_FILTER_FANT | TEX_FILTER_DITHER },
{ L"BOX_DITHER", TEX_FILTER_BOX | TEX_FILTER_DITHER },
{ L"TRIANGLE_DITHER", TEX_FILTER_TRIANGLE | TEX_FILTER_DITHER },
{ L"POINT_DITHER_DIFFUSION", TEX_FILTER_POINT | TEX_FILTER_DITHER_DIFFUSION },
{ L"LINEAR_DITHER_DIFFUSION", TEX_FILTER_LINEAR | TEX_FILTER_DITHER_DIFFUSION },
{ L"CUBIC_DITHER_DIFFUSION", TEX_FILTER_CUBIC | TEX_FILTER_DITHER_DIFFUSION },
{ L"FANT_DITHER_DIFFUSION", TEX_FILTER_FANT | TEX_FILTER_DITHER_DIFFUSION },
{ L"BOX_DITHER_DIFFUSION", TEX_FILTER_BOX | TEX_FILTER_DITHER_DIFFUSION },
{ L"TRIANGLE_DITHER_DIFFUSION", TEX_FILTER_TRIANGLE | TEX_FILTER_DITHER_DIFFUSION },
{ nullptr, TEX_FILTER_DEFAULT }
};
#define CODEC_DDS 0xFFFF0001
#define CODEC_TGA 0xFFFF0002
#define CODEC_HDR 0xFFFF0005
#ifdef USE_OPENEXR
#define CODEC_EXR 0xFFFF0006
#endif
const SValue g_pExtFileTypes[] =
{
{ L".BMP", WIC_CODEC_BMP },
{ L".JPG", WIC_CODEC_JPEG },
{ L".JPEG", WIC_CODEC_JPEG },
{ L".PNG", WIC_CODEC_PNG },
{ L".DDS", CODEC_DDS },
{ L".TGA", CODEC_TGA },
{ L".HDR", CODEC_HDR },
{ L".TIF", WIC_CODEC_TIFF },
{ L".TIFF", WIC_CODEC_TIFF },
{ L".WDP", WIC_CODEC_WMP },
{ L".HDP", WIC_CODEC_WMP },
{ L".JXR", WIC_CODEC_WMP },
#ifdef USE_OPENEXR
{ L"EXR", CODEC_EXR },
#endif
{ nullptr, CODEC_DDS }
};
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
namespace
{
inline HANDLE safe_handle(HANDLE h) { return (h == INVALID_HANDLE_VALUE) ? nullptr : h; }
struct find_closer { void operator()(HANDLE h) { assert(h != INVALID_HANDLE_VALUE); if (h) FindClose(h); } };
using ScopedFindHandle = std::unique_ptr<void, find_closer>;
#ifdef _PREFAST_
#pragma prefast(disable : 26018, "Only used with static internal arrays")
#endif
DWORD LookupByName(const wchar_t *pName, const SValue *pArray)
{
while (pArray->pName)
{
if (!_wcsicmp(pName, pArray->pName))
return pArray->dwValue;
pArray++;
}
return 0;
}
void SearchForFiles(const wchar_t* path, std::list<SConversion>& files, bool recursive)
{
// Process files
WIN32_FIND_DATAW findData = {};
ScopedFindHandle hFile(safe_handle(FindFirstFileExW(path,
FindExInfoBasic, &findData,
FindExSearchNameMatch, nullptr,
FIND_FIRST_EX_LARGE_FETCH)));
if (hFile)
{
for (;;)
{
if (!(findData.dwFileAttributes & (FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_DIRECTORY)))
{
wchar_t drive[_MAX_DRIVE] = {};
wchar_t dir[_MAX_DIR] = {};
_wsplitpath_s(path, drive, _MAX_DRIVE, dir, _MAX_DIR, nullptr, 0, nullptr, 0);
SConversion conv;
_wmakepath_s(conv.szSrc, drive, dir, findData.cFileName, nullptr);
files.push_back(conv);
}
if (!FindNextFileW(hFile.get(), &findData))
break;
}
}
// Process directories
if (recursive)
{
wchar_t searchDir[MAX_PATH] = {};
{
wchar_t drive[_MAX_DRIVE] = {};
wchar_t dir[_MAX_DIR] = {};
_wsplitpath_s(path, drive, _MAX_DRIVE, dir, _MAX_DIR, nullptr, 0, nullptr, 0);
_wmakepath_s(searchDir, drive, dir, L"*", nullptr);
}
hFile.reset(safe_handle(FindFirstFileExW(searchDir,
FindExInfoBasic, &findData,
FindExSearchLimitToDirectories, nullptr,
FIND_FIRST_EX_LARGE_FETCH)));
if (!hFile)
return;
for (;;)
{
if (findData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
{
if (findData.cFileName[0] != L'.')
{
wchar_t subdir[MAX_PATH] = {};
{
wchar_t drive[_MAX_DRIVE] = {};
wchar_t dir[_MAX_DIR] = {};
wchar_t fname[_MAX_FNAME] = {};
wchar_t ext[_MAX_FNAME] = {};
_wsplitpath_s(path, drive, dir, fname, ext);
wcscat_s(dir, findData.cFileName);
_wmakepath_s(subdir, drive, dir, fname, ext);
}
SearchForFiles(subdir, files, recursive);
}
}
if (!FindNextFileW(hFile.get(), &findData))
break;
}
}
}
void PrintFormat(DXGI_FORMAT Format)
{
for (const SValue *pFormat = g_pFormats; pFormat->pName; pFormat++)
{
if (static_cast<DXGI_FORMAT>(pFormat->dwValue) == Format)
{
wprintf(L"%ls", pFormat->pName);
break;
}
}
}
void PrintInfo(const TexMetadata& info)
{
wprintf(L" (%zux%zu", info.width, info.height);
if (TEX_DIMENSION_TEXTURE3D == info.dimension)
wprintf(L"x%zu", info.depth);
if (info.mipLevels > 1)
wprintf(L",%zu", info.mipLevels);
if (info.arraySize > 1)
wprintf(L",%zu", info.arraySize);
wprintf(L" ");
PrintFormat(info.format);
switch (info.dimension)
{
case TEX_DIMENSION_TEXTURE1D:
wprintf(L"%ls", (info.arraySize > 1) ? L" 1DArray" : L" 1D");
break;
case TEX_DIMENSION_TEXTURE2D:
if (info.IsCubemap())
{
wprintf(L"%ls", (info.arraySize > 6) ? L" CubeArray" : L" Cube");
}
else
{
wprintf(L"%ls", (info.arraySize > 1) ? L" 2DArray" : L" 2D");
}
break;
case TEX_DIMENSION_TEXTURE3D:
wprintf(L" 3D");
break;
}
switch (info.GetAlphaMode())
{
case TEX_ALPHA_MODE_OPAQUE:
wprintf(L" \x0e0:Opaque");
break;
case TEX_ALPHA_MODE_PREMULTIPLIED:
wprintf(L" \x0e0:PM");
break;
case TEX_ALPHA_MODE_STRAIGHT:
wprintf(L" \x0e0:NonPM");
break;
case TEX_ALPHA_MODE_CUSTOM:
wprintf(L" \x0e0:Custom");
break;
case TEX_ALPHA_MODE_UNKNOWN:
break;
}
wprintf(L")");
}
void PrintList(size_t cch, const SValue *pValue)
{
while (pValue->pName)
{
size_t cchName = wcslen(pValue->pName);
if (cch + cchName + 2 >= 80)
{
wprintf(L"\n ");
cch = 6;
}
wprintf(L"%ls ", pValue->pName);
cch += cchName + 2;
pValue++;
}
wprintf(L"\n");
}
void PrintLogo()
{
wprintf(L"Microsoft (R) DirectX Texture Assembler (DirectXTex version)\n");
wprintf(L"Copyright (C) Microsoft Corp. All rights reserved.\n");
#ifdef _DEBUG
wprintf(L"*** Debug build ***\n");
#endif
wprintf(L"\n");
}
void PrintUsage()
{
PrintLogo();
wprintf(L"Usage: texassemble <command> <options> <files>\n\n");
wprintf(L" cube create cubemap\n");
wprintf(L" volume create volume map\n");
wprintf(L" array create texture array\n");
wprintf(L" cubearray create cubemap array\n");
wprintf(L" h-cross or v-cross create a cross image from a cubemap\n");
wprintf(L" h-strip or v-strip create a strip image from a cubemap\n");
wprintf(L" array-strip creates a strip image from a 1D/2D array\n");
wprintf(L" merge create texture from rgb image and alpha image\n");
wprintf(L" gif create array from animated gif\n\n");
wprintf(L" -r wildcard filename search is recursive\n");
wprintf(L" -w <n> width\n");
wprintf(L" -h <n> height\n");
wprintf(L" -f <format> format\n");
wprintf(L" -if <filter> image filtering\n");
wprintf(L" -srgb{i|o} sRGB {input, output}\n");
wprintf(L" -o <filename> output filename\n");
wprintf(L" -y overwrite existing output file (if any)\n");
wprintf(L" -sepalpha resize alpha channel separately from color channels\n");
wprintf(L" -nowic Force non-WIC filtering\n");
wprintf(L" -wrap, -mirror texture addressing mode (wrap, mirror, or clamp)\n");
wprintf(L" -alpha convert premultiplied alpha to straight alpha\n");
wprintf(L" -dx10 Force use of 'DX10' extended header\n");
wprintf(L" -nologo suppress copyright message\n");
wprintf(L" -tonemap Apply a tonemap operator based on maximum luminance\n");
wprintf(L" -flist <filename> use text file with a list of input files (one per line)\n");
wprintf(L"\n (gif only)\n");
wprintf(L" -bgcolor Use background color instead of transparency\n");
wprintf(L"\n <format>: ");
PrintList(13, g_pFormats);
wprintf(L" ");
PrintList(13, g_pFormatAliases);
wprintf(L"\n <filter>: ");
PrintList(13, g_pFilters);
}
HRESULT SaveImageFile(const Image& img, DWORD fileType, const wchar_t* szOutputFile)
{
switch (fileType)
{
case CODEC_DDS:
return SaveToDDSFile(img, DDS_FLAGS_NONE, szOutputFile);
case CODEC_TGA:
return SaveToTGAFile(img, szOutputFile);
case CODEC_HDR:
return SaveToHDRFile(img, szOutputFile);
#ifdef USE_OPENEXR
case CODEC_EXR:
return SaveToEXRFile(img, szOutputFile);
#endif
default:
return SaveToWICFile(img, WIC_FLAGS_NONE, GetWICCodec(static_cast<WICCodecs>(fileType)), szOutputFile);
}
}
enum
{
DM_UNDEFINED = 0,
DM_NONE = 1,
DM_BACKGROUND = 2,
DM_PREVIOUS = 3
};
void FillRectangle(const Image& img, const RECT& destRect, uint32_t color)
{
RECT clipped =
{
(destRect.left < 0) ? 0 : destRect.left,
(destRect.top < 0) ? 0 : destRect.top,
(destRect.right > static_cast<long>(img.width)) ? static_cast<long>(img.width) : destRect.right,
(destRect.bottom > static_cast<long>(img.height)) ? static_cast<long>(img.height) : destRect.bottom
};
auto ptr = reinterpret_cast<uint8_t*>(img.pixels + size_t(clipped.top) * img.rowPitch + size_t(clipped.left) * sizeof(uint32_t));
for (long y = clipped.top; y < clipped.bottom; ++y)
{
auto pixelPtr = reinterpret_cast<uint32_t*>(ptr);
for (long x = clipped.left; x < clipped.right; ++x)
{
*pixelPtr++ = color;
}
ptr += img.rowPitch;
}
}
void BlendRectangle(const Image& composed, const Image& raw, const RECT& destRect)
{
using namespace DirectX::PackedVector;
RECT clipped =
{
(destRect.left < 0) ? 0 : destRect.left,
(destRect.top < 0) ? 0 : destRect.top,
(destRect.right > static_cast<long>(composed.width)) ? static_cast<long>(composed.width) : destRect.right,
(destRect.bottom > static_cast<long>(composed.height)) ? static_cast<long>(composed.height) : destRect.bottom
};
auto rawPtr = reinterpret_cast<uint8_t*>(raw.pixels);
auto composedPtr = reinterpret_cast<uint8_t*>(composed.pixels + size_t(clipped.top) * composed.rowPitch + size_t(clipped.left) * sizeof(uint32_t));
for (long y = clipped.top; y < clipped.bottom; ++y)
{
auto srcPtr = reinterpret_cast<uint32_t*>(rawPtr);
auto destPtr = reinterpret_cast<uint32_t*>(composedPtr);
for (long x = clipped.left; x < clipped.right; ++x)
{
XMVECTOR a = XMLoadUByteN4(reinterpret_cast<const XMUBYTEN4*>(srcPtr++));
XMVECTOR b = XMLoadUByteN4(reinterpret_cast<const XMUBYTEN4*>(destPtr));
XMVECTOR alpha = XMVectorSplatW(a);
XMVECTOR blended = XMVectorMultiply(a, alpha) + XMVectorMultiply(b, XMVectorSubtract(g_XMOne, alpha));
blended = XMVectorSelect(g_XMIdentityR3, blended, g_XMSelect1110);
XMStoreUByteN4(reinterpret_cast<XMUBYTEN4*>(destPtr++), blended);
}
rawPtr += raw.rowPitch;
composedPtr += composed.rowPitch;
}
}
HRESULT LoadAnimatedGif(const wchar_t* szFile, std::vector<std::unique_ptr<ScratchImage>>& loadedImages, bool usebgcolor)
{
// https://code.msdn.microsoft.com/windowsapps/Windows-Imaging-Component-65abbc6a/
// http://www.imagemagick.org/Usage/anim_basics/#dispose
bool iswic2;
auto pWIC = GetWICFactory(iswic2);
if (!pWIC)
return E_NOINTERFACE;
ComPtr<IWICBitmapDecoder> decoder;
HRESULT hr = pWIC->CreateDecoderFromFilename(szFile, nullptr, GENERIC_READ, WICDecodeMetadataCacheOnDemand, decoder.GetAddressOf());
if (FAILED(hr))
return hr;
{
GUID containerFormat;
hr = decoder->GetContainerFormat(&containerFormat);
if (FAILED(hr))
return hr;
if (memcmp(&containerFormat, &GUID_ContainerFormatGif, sizeof(GUID)) != 0)
{
// This function only works for GIF
return HRESULT_FROM_WIN32(ERROR_NOT_SUPPORTED);
}
}
ComPtr<IWICMetadataQueryReader> metareader;
hr = decoder->GetMetadataQueryReader(metareader.GetAddressOf());
if (FAILED(hr))
return hr;
PROPVARIANT propValue;
PropVariantInit(&propValue);
// Get background color
UINT bgColor = 0;
if (usebgcolor)
{
// Most browsers just ignore the background color metadata and always use transparency
hr = metareader->GetMetadataByName(L"/logscrdesc/GlobalColorTableFlag", &propValue);
if (SUCCEEDED(hr))
{
bool hasTable = (propValue.vt == VT_BOOL && propValue.boolVal);
PropVariantClear(&propValue);
if (hasTable)
{
hr = metareader->GetMetadataByName(L"/logscrdesc/BackgroundColorIndex", &propValue);
if (SUCCEEDED(hr))
{
if (propValue.vt == VT_UI1)
{
uint8_t index = propValue.bVal;
ComPtr<IWICPalette> palette;
hr = pWIC->CreatePalette(palette.GetAddressOf());
if (FAILED(hr))
return hr;
hr = decoder->CopyPalette(palette.Get());
if (FAILED(hr))
return hr;
WICColor rgColors[256];
UINT actualColors = 0;
hr = palette->GetColors(_countof(rgColors), rgColors, &actualColors);
if (FAILED(hr))
return hr;
if (index < actualColors)
{
bgColor = rgColors[index];
}
}
PropVariantClear(&propValue);
}
}
}
}
// Get global frame size
UINT width = 0;
UINT height = 0;
hr = metareader->GetMetadataByName(L"/logscrdesc/Width", &propValue);
if (FAILED(hr))
return hr;
if (propValue.vt != VT_UI2)
return E_FAIL;
width = propValue.uiVal;
PropVariantClear(&propValue);
hr = metareader->GetMetadataByName(L"/logscrdesc/Height", &propValue);
if (FAILED(hr))
return hr;
if (propValue.vt != VT_UI2)
return E_FAIL;
height = propValue.uiVal;
PropVariantClear(&propValue);
UINT fcount;
hr = decoder->GetFrameCount(&fcount);
if (FAILED(hr))
return hr;
UINT disposal = DM_UNDEFINED;
RECT rct = {};
UINT previousFrame = 0;
for (UINT iframe = 0; iframe < fcount; ++iframe)
{
std::unique_ptr<ScratchImage> frameImage(new (std::nothrow) ScratchImage);
if (!frameImage)
return E_OUTOFMEMORY;
if (disposal == DM_PREVIOUS)
{
hr = frameImage->InitializeFromImage(*loadedImages[previousFrame]->GetImage(0, 0, 0));
}
else if (iframe > 0)
{
hr = frameImage->InitializeFromImage(*loadedImages[iframe - 1]->GetImage(0, 0, 0));
}
else
{
hr = frameImage->Initialize2D(DXGI_FORMAT_B8G8R8A8_UNORM, width, height, 1, 1);
}
if (FAILED(hr))
return hr;
auto composedImage = frameImage->GetImage(0, 0, 0);
if (!iframe)
{
RECT fullRct = { 0, 0, static_cast<long>(width), static_cast<long>(height) };
FillRectangle(*composedImage, fullRct, bgColor);
}
else if (disposal == DM_BACKGROUND)
{
FillRectangle(*composedImage, rct, bgColor);
}
ComPtr<IWICBitmapFrameDecode> frame;
hr = decoder->GetFrame(iframe, frame.GetAddressOf());
if (FAILED(hr))
return hr;
WICPixelFormatGUID pixelFormat;
hr = frame->GetPixelFormat(&pixelFormat);
if (FAILED(hr))
return hr;
if (memcmp(&pixelFormat, &GUID_WICPixelFormat8bppIndexed, sizeof(GUID)) != 0)
{
// GIF is always loaded as this format
return E_UNEXPECTED;
}
ComPtr<IWICMetadataQueryReader> frameMeta;
hr = frame->GetMetadataQueryReader(frameMeta.GetAddressOf());
if (SUCCEEDED(hr))
{
hr = frameMeta->GetMetadataByName(L"/imgdesc/Left", &propValue);
if (SUCCEEDED(hr))
{
hr = (propValue.vt == VT_UI2 ? S_OK : E_FAIL);
if (SUCCEEDED(hr))
{
rct.left = static_cast<long>(propValue.uiVal);
}
PropVariantClear(&propValue);
}
hr = frameMeta->GetMetadataByName(L"/imgdesc/Top", &propValue);
if (SUCCEEDED(hr))
{
hr = (propValue.vt == VT_UI2 ? S_OK : E_FAIL);
if (SUCCEEDED(hr))
{
rct.top = static_cast<long>(propValue.uiVal);
}
PropVariantClear(&propValue);
}
hr = frameMeta->GetMetadataByName(L"/imgdesc/Width", &propValue);
if (SUCCEEDED(hr))
{
hr = (propValue.vt == VT_UI2 ? S_OK : E_FAIL);
if (SUCCEEDED(hr))
{
rct.right = static_cast<long>(propValue.uiVal) + rct.left;
}
PropVariantClear(&propValue);
}
hr = frameMeta->GetMetadataByName(L"/imgdesc/Height", &propValue);
if (SUCCEEDED(hr))
{
hr = (propValue.vt == VT_UI2 ? S_OK : E_FAIL);
if (SUCCEEDED(hr))
{
rct.bottom = static_cast<long>(propValue.uiVal) + rct.top;
}
PropVariantClear(&propValue);
}
disposal = DM_UNDEFINED;
hr = frameMeta->GetMetadataByName(L"/grctlext/Disposal", &propValue);
if (SUCCEEDED(hr))
{
hr = (propValue.vt == VT_UI1 ? S_OK : E_FAIL);
if (SUCCEEDED(hr))
{
disposal = propValue.bVal;
}
PropVariantClear(&propValue);
}
}
UINT w, h;
hr = frame->GetSize(&w, &h);
if (FAILED(hr))
return hr;
ScratchImage rawFrame;
hr = rawFrame.Initialize2D(DXGI_FORMAT_B8G8R8A8_UNORM, w, h, 1, 1);
if (FAILED(hr))
return hr;
ComPtr<IWICFormatConverter> FC;
hr = pWIC->CreateFormatConverter(FC.GetAddressOf());
if (FAILED(hr))
return hr;
hr = FC->Initialize(frame.Get(), GUID_WICPixelFormat32bppBGRA, WICBitmapDitherTypeNone, nullptr, 0, WICBitmapPaletteTypeMedianCut);
if (FAILED(hr))
return hr;
auto img = rawFrame.GetImage(0, 0, 0);
hr = FC->CopyPixels(nullptr, static_cast<UINT>(img->rowPitch), static_cast<UINT>(img->slicePitch), img->pixels);
if (FAILED(hr))
return hr;
if (!iframe)
{
Rect fullRect(0, 0, img->width, img->height);
hr = CopyRectangle(*img, fullRect, *composedImage, TEX_FILTER_DEFAULT, size_t(rct.left), size_t(rct.top));
if (FAILED(hr))
return hr;
}
else
{
BlendRectangle(*composedImage, *img, rct);
}
if (disposal == DM_UNDEFINED || disposal == DM_NONE)
{
previousFrame = iframe;
}
loadedImages.emplace_back(std::move(frameImage));
}
PropVariantClear(&propValue);
return S_OK;
}
}
//--------------------------------------------------------------------------------------
// Entry-point
//--------------------------------------------------------------------------------------
#ifdef _PREFAST_
#pragma prefast(disable : 28198, "Command-line tool, frees all memory on exit")
#endif
int __cdecl wmain(_In_ int argc, _In_z_count_(argc) wchar_t* argv[])
{
// Parameters and defaults
size_t width = 0;
size_t height = 0;
DXGI_FORMAT format = DXGI_FORMAT_UNKNOWN;
DWORD dwFilter = TEX_FILTER_DEFAULT;
DWORD dwSRGB = 0;
DWORD dwFilterOpts = 0;
DWORD fileType = WIC_CODEC_BMP;
wchar_t szOutputFile[MAX_PATH] = {};
// Initialize COM (needed for WIC)
HRESULT hr = hr = CoInitializeEx(nullptr, COINIT_MULTITHREADED);
if (FAILED(hr))
{
wprintf(L"Failed to initialize COM (%08X)\n", static_cast<unsigned int>(hr));
return 1;
}
// Process command line
if (argc < 2)
{
PrintUsage();
return 0;
}
DWORD dwCommand = LookupByName(argv[1], g_pCommands);
switch (dwCommand)
{
case CMD_CUBE:
case CMD_VOLUME:
case CMD_ARRAY:
case CMD_CUBEARRAY:
case CMD_H_CROSS:
case CMD_V_CROSS:
case CMD_H_STRIP:
case CMD_V_STRIP:
case CMD_MERGE:
case CMD_GIF:
case CMD_ARRAY_STRIP:
break;
default:
wprintf(L"Must use one of: cube, volume, array, cubearray,\n h-cross, v-cross, h-strip, v-strip, array-strip\n merge, gif\n\n");
return 1;
}
DWORD dwOptions = 0;
std::list<SConversion> conversion;
for (int iArg = 2; iArg < argc; iArg++)
{
PWSTR pArg = argv[iArg];
if (('-' == pArg[0]) || ('/' == pArg[0]))
{
pArg++;
PWSTR pValue;
for (pValue = pArg; *pValue && (':' != *pValue); pValue++);
if (*pValue)
*pValue++ = 0;
DWORD dwOption = LookupByName(pArg, g_pOptions);
if (!dwOption || (dwOptions & (1 << dwOption)))
{
PrintUsage();
return 1;
}
dwOptions |= 1 << dwOption;
// Handle options with additional value parameter
switch (dwOption)
{
case OPT_WIDTH:
case OPT_HEIGHT:
case OPT_FORMAT:
case OPT_FILTER:
case OPT_OUTPUTFILE:
case OPT_FILELIST:
if (!*pValue)
{
if ((iArg + 1 >= argc))
{
PrintUsage();
return 1;
}
iArg++;
pValue = argv[iArg];
}
break;
default:
break;
}
switch (dwOption)
{
case OPT_WIDTH:
if (swscanf_s(pValue, L"%zu", &width) != 1)
{
wprintf(L"Invalid value specified with -w (%ls)\n", pValue);
return 1;
}
break;
case OPT_HEIGHT:
if (swscanf_s(pValue, L"%zu", &height) != 1)
{
wprintf(L"Invalid value specified with -h (%ls)\n", pValue);
return 1;
}
break;
case OPT_FORMAT:
format = static_cast<DXGI_FORMAT>(LookupByName(pValue, g_pFormats));
if (!format)
{
format = static_cast<DXGI_FORMAT>(LookupByName(pValue, g_pFormatAliases));
if (!format)
{
wprintf(L"Invalid value specified with -f (%ls)\n", pValue);
return 1;
}
}
break;
case OPT_FILTER:
dwFilter = LookupByName(pValue, g_pFilters);
if (!dwFilter)
{
wprintf(L"Invalid value specified with -if (%ls)\n", pValue);
return 1;
}
break;
case OPT_SRGBI:
dwSRGB |= TEX_FILTER_SRGB_IN;
break;
case OPT_SRGBO:
dwSRGB |= TEX_FILTER_SRGB_OUT;
break;
case OPT_SRGB:
dwSRGB |= TEX_FILTER_SRGB;
break;
case OPT_SEPALPHA:
dwFilterOpts |= TEX_FILTER_SEPARATE_ALPHA;
break;
case OPT_NO_WIC:
dwFilterOpts |= TEX_FILTER_FORCE_NON_WIC;
break;
case OPT_OUTPUTFILE:
{
wcscpy_s(szOutputFile, MAX_PATH, pValue);
wchar_t ext[_MAX_EXT];
_wsplitpath_s(szOutputFile, nullptr, 0, nullptr, 0, nullptr, 0, ext, _MAX_EXT);
fileType = LookupByName(ext, g_pExtFileTypes);
switch (dwCommand)
{
case CMD_H_CROSS:
case CMD_V_CROSS:
case CMD_H_STRIP:
case CMD_V_STRIP:
case CMD_MERGE:
case CMD_ARRAY_STRIP:
break;
default:
if (fileType != CODEC_DDS)
{
wprintf(L"Assembled output file must be a dds\n");
return 1;
}
}
break;
}
case OPT_TA_WRAP:
if (dwFilterOpts & TEX_FILTER_MIRROR)
{
wprintf(L"Can't use -wrap and -mirror at same time\n\n");
PrintUsage();
return 1;
}
dwFilterOpts |= TEX_FILTER_WRAP;
break;
case OPT_TA_MIRROR:
if (dwFilterOpts & TEX_FILTER_WRAP)
{
wprintf(L"Can't use -wrap and -mirror at same time\n\n");
PrintUsage();
return 1;
}
dwFilterOpts |= TEX_FILTER_MIRROR;
break;
case OPT_FILELIST:
{
std::wifstream inFile(pValue);
if (!inFile)
{
wprintf(L"Error opening -flist file %ls\n", pValue);
return 1;
}
wchar_t fname[1024] = {};
for (;;)
{
inFile >> fname;
if (!inFile)
break;
if (*fname == L'#')
{
// Comment
}
else if (*fname == L'-')
{
wprintf(L"Command-line arguments not supported in -flist file\n");
return 1;
}
else if (wcspbrk(fname, L"?*") != nullptr)
{
wprintf(L"Wildcards not supported in -flist file\n");
return 1;
}
else
{
SConversion conv;
wcscpy_s(conv.szSrc, MAX_PATH, fname);
conversion.push_back(conv);
}
inFile.ignore(1000, '\n');
}
inFile.close();
}
break;
case OPT_GIF_BGCOLOR:
if (dwCommand != CMD_GIF)
{
wprintf(L"-bgcolor only applies to gif command\n");
return 1;
}
break;
default:
break;
}
}
else if (wcspbrk(pArg, L"?*") != nullptr)
{
size_t count = conversion.size();
SearchForFiles(pArg, conversion, (dwOptions & (1 << OPT_RECURSIVE)) != 0);
if (conversion.size() <= count)
{
wprintf(L"No matching files found for %ls\n", pArg);
return 1;
}
}
else
{
SConversion conv;
wcscpy_s(conv.szSrc, MAX_PATH, pArg);
conversion.push_back(conv);
}
}
if (conversion.empty())
{
PrintUsage();
return 0;
}
if (~dwOptions & (1 << OPT_NOLOGO))
PrintLogo();
switch (dwCommand)
{
case CMD_H_CROSS:
case CMD_V_CROSS:
case CMD_H_STRIP:
case CMD_V_STRIP:
case CMD_GIF:
case CMD_ARRAY_STRIP:
if (conversion.size() > 1)
{
wprintf(L"ERROR: cross/strip/gif output only accepts 1 input file\n");
return 1;
}
break;
case CMD_MERGE:
if (conversion.size() > 2)
{
wprintf(L"ERROR: merge output only accepts 2 input files\n");
return 1;
}
break;
default:
break;
}
// Convert images
size_t images = 0;
std::vector<std::unique_ptr<ScratchImage>> loadedImages;
if (dwCommand == CMD_GIF)
{
wchar_t ext[_MAX_EXT];
wchar_t fname[_MAX_FNAME];
_wsplitpath_s(conversion.front().szSrc, nullptr, 0, nullptr, 0, fname, _MAX_FNAME, ext, _MAX_EXT);
wprintf(L"reading %ls", conversion.front().szSrc);
fflush(stdout);
if (!*szOutputFile)
{
_wmakepath_s(szOutputFile, nullptr, nullptr, fname, L".dds");
}
hr = LoadAnimatedGif(conversion.front().szSrc, loadedImages, (dwOptions & (1 << OPT_GIF_BGCOLOR)) != 0);
if (FAILED(hr))
{
wprintf(L" FAILED (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
}
else
{
for (auto pConv = conversion.begin(); pConv != conversion.end(); ++pConv)
{
wchar_t ext[_MAX_EXT];
wchar_t fname[_MAX_FNAME];
_wsplitpath_s(pConv->szSrc, nullptr, 0, nullptr, 0, fname, _MAX_FNAME, ext, _MAX_EXT);
// Load source image
if (pConv != conversion.begin())
wprintf(L"\n");
else if (!*szOutputFile)
{
switch (dwCommand)
{
case CMD_H_CROSS:
case CMD_V_CROSS:
case CMD_H_STRIP:
case CMD_V_STRIP:
case CMD_ARRAY_STRIP:
_wmakepath_s(szOutputFile, nullptr, nullptr, fname, L".bmp");
break;
default:
if (_wcsicmp(ext, L".dds") == 0)
{
wprintf(L"ERROR: Need to specify output file via -o\n");
return 1;
}
_wmakepath_s(szOutputFile, nullptr, nullptr, fname, L".dds");
break;
}
}
wprintf(L"reading %ls", pConv->szSrc);
fflush(stdout);
TexMetadata info;
std::unique_ptr<ScratchImage> image(new (std::nothrow) ScratchImage);
if (!image)
{
wprintf(L"\nERROR: Memory allocation failed\n");
return 1;
}
switch (dwCommand)
{
case CMD_H_CROSS:
case CMD_V_CROSS:
case CMD_H_STRIP:
case CMD_V_STRIP:
if (_wcsicmp(ext, L".dds") == 0)
{
hr = LoadFromDDSFile(pConv->szSrc, DDS_FLAGS_NONE, &info, *image);
if (FAILED(hr))
{
wprintf(L" FAILED (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
if (!info.IsCubemap())
{
wprintf(L"\nERROR: Input must be a cubemap\n");
return 1;
}
else if (info.arraySize != 6)
{
wprintf(L"\nWARNING: Only the first cubemap in an array is written out as a cross/strip\n");
}
}
else
{
wprintf(L"\nERROR: Input must be a dds of a cubemap\n");
return 1;
}
break;
case CMD_ARRAY_STRIP:
if (_wcsicmp(ext, L".dds") == 0)
{
hr = LoadFromDDSFile(pConv->szSrc, DDS_FLAGS_NONE, &info, *image);
if (FAILED(hr))
{
wprintf(L" FAILED (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
if (info.dimension == TEX_DIMENSION_TEXTURE3D || info.arraySize < 2 || info.IsCubemap())
{
wprintf(L"\nERROR: Input must be a 1D/2D array\n");
return 1;
}
}
else
{
wprintf(L"\nERROR: Input must be a dds of a 1D/2D array\n");
return 1;
}
break;
default:
if (_wcsicmp(ext, L".dds") == 0)
{
hr = LoadFromDDSFile(pConv->szSrc, DDS_FLAGS_NONE, &info, *image);
if (FAILED(hr))
{
wprintf(L" FAILED (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
if (info.mipLevels > 1
|| info.IsVolumemap()
|| info.IsCubemap())
{
wprintf(L"\nERROR: Can't assemble complex surfaces\n");
return 1;
}
}
else if (_wcsicmp(ext, L".tga") == 0)
{
hr = LoadFromTGAFile(pConv->szSrc, &info, *image);
if (FAILED(hr))
{
wprintf(L" FAILED (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
}
else if (_wcsicmp(ext, L".hdr") == 0)
{
hr = LoadFromHDRFile(pConv->szSrc, &info, *image);
if (FAILED(hr))
{
wprintf(L" FAILED (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
}
#ifdef USE_OPENEXR
else if (_wcsicmp(ext, L".exr") == 0)
{
hr = LoadFromEXRFile(pConv->szSrc, &info, *image);
if (FAILED(hr))
{
wprintf(L" FAILED (%x)\n", static_cast<unsigned int>(hr));
continue;
}
}
#endif
else
{
// WIC shares the same filter values for mode and dither
static_assert(static_cast<int>(WIC_FLAGS_DITHER) == static_cast<int>(TEX_FILTER_DITHER), "WIC_FLAGS_* & TEX_FILTER_* should match");
static_assert(static_cast<int>(WIC_FLAGS_DITHER_DIFFUSION) == static_cast<int>(TEX_FILTER_DITHER_DIFFUSION), "WIC_FLAGS_* & TEX_FILTER_* should match");
static_assert(static_cast<int>(WIC_FLAGS_FILTER_POINT) == static_cast<int>(TEX_FILTER_POINT), "WIC_FLAGS_* & TEX_FILTER_* should match");
static_assert(static_cast<int>(WIC_FLAGS_FILTER_LINEAR) == static_cast<int>(TEX_FILTER_LINEAR), "WIC_FLAGS_* & TEX_FILTER_* should match");
static_assert(static_cast<int>(WIC_FLAGS_FILTER_CUBIC) == static_cast<int>(TEX_FILTER_CUBIC), "WIC_FLAGS_* & TEX_FILTER_* should match");
static_assert(static_cast<int>(WIC_FLAGS_FILTER_FANT) == static_cast<int>(TEX_FILTER_FANT), "WIC_FLAGS_* & TEX_FILTER_* should match");
hr = LoadFromWICFile(pConv->szSrc, dwFilter | WIC_FLAGS_ALL_FRAMES, &info, *image);
if (FAILED(hr))
{
wprintf(L" FAILED (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
}
break;
}
PrintInfo(info);
// Convert texture
fflush(stdout);
// --- Planar ------------------------------------------------------------------
if (IsPlanar(info.format))
{
auto img = image->GetImage(0, 0, 0);
assert(img);
size_t nimg = image->GetImageCount();
std::unique_ptr<ScratchImage> timage(new (std::nothrow) ScratchImage);
if (!timage)
{
wprintf(L"\nERROR: Memory allocation failed\n");
return 1;
}
hr = ConvertToSinglePlane(img, nimg, info, *timage);
if (FAILED(hr))
{
wprintf(L" FAILED [converttosingleplane] (%x)\n", static_cast<unsigned int>(hr));
continue;
}
auto& tinfo = timage->GetMetadata();
info.format = tinfo.format;
assert(info.width == tinfo.width);
assert(info.height == tinfo.height);
assert(info.depth == tinfo.depth);
assert(info.arraySize == tinfo.arraySize);
assert(info.mipLevels == tinfo.mipLevels);
assert(info.miscFlags == tinfo.miscFlags);
assert(info.dimension == tinfo.dimension);
image.swap(timage);
}
// --- Decompress --------------------------------------------------------------
if (IsCompressed(info.format))
{
const Image* img = image->GetImage(0, 0, 0);
assert(img);
size_t nimg = image->GetImageCount();
std::unique_ptr<ScratchImage> timage(new (std::nothrow) ScratchImage);
if (!timage)
{
wprintf(L"\nERROR: Memory allocation failed\n");
return 1;
}
hr = Decompress(img, nimg, info, DXGI_FORMAT_UNKNOWN /* picks good default */, *timage.get());
if (FAILED(hr))
{
wprintf(L" FAILED [decompress] (%x)\n", static_cast<unsigned int>(hr));
continue;
}
auto& tinfo = timage->GetMetadata();
info.format = tinfo.format;
assert(info.width == tinfo.width);
assert(info.height == tinfo.height);
assert(info.depth == tinfo.depth);
assert(info.arraySize == tinfo.arraySize);
assert(info.mipLevels == tinfo.mipLevels);
assert(info.miscFlags == tinfo.miscFlags);
assert(info.dimension == tinfo.dimension);
image.swap(timage);
}
// --- Undo Premultiplied Alpha (if requested) ---------------------------------
if ((dwOptions & (1 << OPT_DEMUL_ALPHA))
&& HasAlpha(info.format)
&& info.format != DXGI_FORMAT_A8_UNORM)
{
if (info.GetAlphaMode() == TEX_ALPHA_MODE_STRAIGHT)
{
printf("\nWARNING: Image is already using straight alpha\n");
}
else if (!info.IsPMAlpha())
{
printf("\nWARNING: Image is not using premultipled alpha\n");
}
else
{
auto img = image->GetImage(0, 0, 0);
assert(img);
size_t nimg = image->GetImageCount();
std::unique_ptr<ScratchImage> timage(new (std::nothrow) ScratchImage);
if (!timage)
{
wprintf(L"\nERROR: Memory allocation failed\n");
return 1;
}
hr = PremultiplyAlpha(img, nimg, info, TEX_PMALPHA_REVERSE | dwSRGB, *timage);
if (FAILED(hr))
{
wprintf(L" FAILED [demultiply alpha] (%x)\n", static_cast<unsigned int>(hr));
continue;
}
auto& tinfo = timage->GetMetadata();
info.miscFlags2 = tinfo.miscFlags2;
assert(info.width == tinfo.width);
assert(info.height == tinfo.height);
assert(info.depth == tinfo.depth);
assert(info.arraySize == tinfo.arraySize);
assert(info.mipLevels == tinfo.mipLevels);
assert(info.miscFlags == tinfo.miscFlags);
assert(info.dimension == tinfo.dimension);
image.swap(timage);
}
}
// --- Resize ------------------------------------------------------------------
if (!width)
{
width = info.width;
}
if (!height)
{
height = info.height;
}
if (info.width != width || info.height != height)
{
std::unique_ptr<ScratchImage> timage(new (std::nothrow) ScratchImage);
if (!timage)
{
wprintf(L"\nERROR: Memory allocation failed\n");
return 1;
}
hr = Resize(image->GetImages(), image->GetImageCount(), image->GetMetadata(), width, height, dwFilter | dwFilterOpts, *timage.get());
if (FAILED(hr))
{
wprintf(L" FAILED [resize] (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
auto& tinfo = timage->GetMetadata();
assert(tinfo.width == width && tinfo.height == height && tinfo.mipLevels == 1);
info.width = tinfo.width;
info.height = tinfo.height;
info.mipLevels = 1;
assert(info.depth == tinfo.depth);
assert(info.arraySize == tinfo.arraySize);
assert(info.miscFlags == tinfo.miscFlags);
assert(info.format == tinfo.format);
assert(info.dimension == tinfo.dimension);
image.swap(timage);
}
// --- Tonemap (if requested) --------------------------------------------------
if (dwOptions & (1 << OPT_TONEMAP))
{
std::unique_ptr<ScratchImage> timage(new (std::nothrow) ScratchImage);
if (!timage)
{
wprintf(L"\nERROR: Memory allocation failed\n");
return 1;
}
// Compute max luminosity across all images
XMVECTOR maxLum = XMVectorZero();
hr = EvaluateImage(image->GetImages(), image->GetImageCount(), image->GetMetadata(),
[&](const XMVECTOR* pixels, size_t w, size_t y)
{
UNREFERENCED_PARAMETER(y);
for (size_t j = 0; j < w; ++j)
{
static const XMVECTORF32 s_luminance = { { { 0.3f, 0.59f, 0.11f, 0.f } } };
XMVECTOR v = *pixels++;
v = XMVector3Dot(v, s_luminance);
maxLum = XMVectorMax(v, maxLum);
}
});
if (FAILED(hr))
{
wprintf(L" FAILED [tonemap maxlum] (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
// Reinhard et al, "Photographic Tone Reproduction for Digital Images"
// http://www.cs.utah.edu/~reinhard/cdrom/
maxLum = XMVectorMultiply(maxLum, maxLum);
hr = TransformImage(image->GetImages(), image->GetImageCount(), image->GetMetadata(),
[&](XMVECTOR* outPixels, const XMVECTOR* inPixels, size_t w, size_t y)
{
UNREFERENCED_PARAMETER(y);
for (size_t j = 0; j < w; ++j)
{
XMVECTOR value = inPixels[j];
XMVECTOR scale = XMVectorDivide(
XMVectorAdd(g_XMOne, XMVectorDivide(value, maxLum)),
XMVectorAdd(g_XMOne, value));
XMVECTOR nvalue = XMVectorMultiply(value, scale);
value = XMVectorSelect(value, nvalue, g_XMSelect1110);
outPixels[j] = value;
}
}, *timage);
if (FAILED(hr))
{
wprintf(L" FAILED [tonemap apply] (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
#ifndef NDEBUG
auto& tinfo = timage->GetMetadata();
#endif
assert(info.width == tinfo.width);
assert(info.height == tinfo.height);
assert(info.depth == tinfo.depth);
assert(info.arraySize == tinfo.arraySize);
assert(info.mipLevels == tinfo.mipLevels);
assert(info.miscFlags == tinfo.miscFlags);
assert(info.format == tinfo.format);
assert(info.dimension == tinfo.dimension);
image.swap(timage);
}
// --- Convert -----------------------------------------------------------------
if (format == DXGI_FORMAT_UNKNOWN)
{
format = info.format;
}
else if (info.format != format && !IsCompressed(format))
{
std::unique_ptr<ScratchImage> timage(new (std::nothrow) ScratchImage);
if (!timage)
{
wprintf(L"\nERROR: Memory allocation failed\n");
return 1;
}
hr = Convert(image->GetImages(), image->GetImageCount(), image->GetMetadata(), format,
dwFilter | dwFilterOpts | dwSRGB, TEX_THRESHOLD_DEFAULT, *timage.get());
if (FAILED(hr))
{
wprintf(L" FAILED [convert] (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
auto& tinfo = timage->GetMetadata();
assert(tinfo.format == format);
info.format = tinfo.format;
assert(info.width == tinfo.width);
assert(info.height == tinfo.height);
assert(info.depth == tinfo.depth);
assert(info.arraySize == tinfo.arraySize);
assert(info.mipLevels == tinfo.mipLevels);
assert(info.miscFlags == tinfo.miscFlags);
assert(info.dimension == tinfo.dimension);
image.swap(timage);
}
images += info.arraySize;
loadedImages.emplace_back(std::move(image));
}
}
switch (dwCommand)
{
case CMD_CUBE:
if (images != 6)
{
wprintf(L"\nERROR: cube requires six images to form the faces of the cubemap\n");
return 1;
}
break;
case CMD_CUBEARRAY:
if ((images < 6) || (images % 6) != 0)
{
wprintf(L"cubearray requires a multiple of 6 images to form the faces of the cubemaps\n");
return 1;
}
break;
case CMD_H_CROSS:
case CMD_V_CROSS:
case CMD_H_STRIP:
case CMD_V_STRIP:
case CMD_GIF:
break;
default:
if (images < 2)
{
wprintf(L"\nERROR: Need at least 2 images to assemble\n\n");
return 1;
}
break;
}
// --- Create result ---------------------------------------------------------------
switch (dwCommand)
{
case CMD_H_CROSS:
case CMD_V_CROSS:
case CMD_H_STRIP:
case CMD_V_STRIP:
{
size_t twidth = 0;
size_t theight = 0;
switch (dwCommand)
{
case CMD_H_CROSS:
// posy
// negx posz posx negz
// negy
twidth = width * 4;
theight = height * 3;
break;
case CMD_V_CROSS:
// posy
// posz posx negz
// negy
// negx
twidth = width * 3;
theight = height * 4;
break;
case CMD_H_STRIP:
twidth = width * 6;
theight = height;
break;
case CMD_V_STRIP:
twidth = width;
theight = height * 6;
break;
default:
break;
}
ScratchImage result;
hr = result.Initialize2D(format, twidth, theight, 1, 1);
if (FAILED(hr))
{
wprintf(L"FAILED setting up result image (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
memset(result.GetPixels(), 0, result.GetPixelsSize());
auto src = loadedImages.cbegin();
auto dest = result.GetImage(0, 0, 0);
for (size_t index = 0; index < 6; ++index)
{
auto img = (*src)->GetImage(0, index, 0);
if (!img)
{
wprintf(L"FAILED: Unexpected error\n");
return 1;
}
Rect rect(0, 0, width, height);
size_t offsetx = 0;
size_t offsety = 0;
switch (dwCommand)
{
case CMD_H_CROSS:
{
// posy
// negx posz posx negz
// negy
static const size_t s_offsetx[6] = { 2, 0, 1, 1, 1, 3 };
static const size_t s_offsety[6] = { 1, 1, 0, 2, 1, 1 };
offsetx = s_offsetx[index] * width;
offsety = s_offsety[index] * height;
break;
}
case CMD_V_CROSS:
{
// posy
// posz posx negz
// negy
// negx
static const size_t s_offsetx[6] = { 1, 1, 1, 1, 0, 2 };
static const size_t s_offsety[6] = { 1, 3, 0, 2, 1, 1 };
offsetx = s_offsetx[index] * width;
offsety = s_offsety[index] * height;
break;
}
case CMD_H_STRIP:
// posx, negx, posy, negy, posz, negz
offsetx = index * width;
break;
case CMD_V_STRIP:
// posx, negx, posy, negy, posz, negz
offsety = index * height;
break;
default:
break;
}
hr = CopyRectangle(*img, rect, *dest, dwFilter | dwFilterOpts, offsetx, offsety);
if (FAILED(hr))
{
wprintf(L"FAILED building result image (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
}
// Write cross/strip
wprintf(L"\nWriting %ls ", szOutputFile);
PrintInfo(result.GetMetadata());
wprintf(L"\n");
fflush(stdout);
if (~dwOptions & (1 << OPT_OVERWRITE))
{
if (GetFileAttributesW(szOutputFile) != INVALID_FILE_ATTRIBUTES)
{
wprintf(L"\nERROR: Output file already exists, use -y to overwrite\n");
return 1;
}
}
hr = SaveImageFile(*dest, fileType, szOutputFile);
if (FAILED(hr))
{
wprintf(L" FAILED (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
break;
}
case CMD_MERGE:
{
// Capture alpha from source image (the second input filename)
ScratchImage alphaImage;
hr = alphaImage.Initialize2D(DXGI_FORMAT_R32_FLOAT, width, height, 1, 1);
if (FAILED(hr))
{
wprintf(L"FAILED setting up alpha image (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
const Image& img = *alphaImage.GetImage(0, 0, 0);
hr = EvaluateImage(*loadedImages[1]->GetImage(0, 0, 0),
[&](const XMVECTOR* pixels, size_t w, size_t y)
{
auto alphaPtr = reinterpret_cast<float*>(img.pixels + img.rowPitch * y);
for (size_t j = 0; j < w; ++j)
{
XMVECTOR value = pixels[j];
// DXTex's Open Alpha onto Surface always loaded alpha from the blue channel
*alphaPtr++ = XMVectorGetZ(value);
}
});
if (FAILED(hr))
{
wprintf(L" FAILED [reading alpha image] (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
// Merge with rgb from our source iamge (the first input filename)
const Image& rgb = *loadedImages[0]->GetImage(0, 0, 0);
ScratchImage result;
hr = TransformImage(rgb, [&](XMVECTOR* outPixels, const XMVECTOR* inPixels, size_t w, size_t y)
{
auto alphaPtr = reinterpret_cast<float*>(img.pixels + img.rowPitch * y);
for (size_t j = 0; j < w; ++j)
{
XMVECTOR value = inPixels[j];
XMVECTOR nvalue = XMVectorReplicate(*alphaPtr++);
value = XMVectorSelect(nvalue, value, g_XMSelect1110);
outPixels[j] = value;
}
}, result);
if (FAILED(hr))
{
wprintf(L" FAILED [merge image] (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
// Write merged texture
wprintf(L"\nWriting %ls ", szOutputFile);
PrintInfo(result.GetMetadata());
wprintf(L"\n");
fflush(stdout);
if (~dwOptions & (1 << OPT_OVERWRITE))
{
if (GetFileAttributesW(szOutputFile) != INVALID_FILE_ATTRIBUTES)
{
wprintf(L"\nERROR: Output file already exists, use -y to overwrite\n");
return 1;
}
}
hr = SaveImageFile(*result.GetImage(0, 0, 0), fileType, szOutputFile);
if (FAILED(hr))
{
wprintf(L" FAILED (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
break;
}
case CMD_ARRAY_STRIP:
{
size_t twidth = width;
size_t theight = height * images;
ScratchImage result;
hr = result.Initialize2D(format, twidth, theight, 1, 1);
if (FAILED(hr))
{
wprintf(L"FAILED setting up result image (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
memset(result.GetPixels(), 0, result.GetPixelsSize());
auto src = loadedImages.cbegin();
auto dest = result.GetImage(0, 0, 0);
for (size_t index = 0; index < images; ++index)
{
auto img = (*src)->GetImage(0, index, 0);
if (!img)
{
wprintf(L"FAILED: Unexpected error\n");
return 1;
}
Rect rect(0, 0, width, height);
size_t offsetx = 0;
size_t offsety = 0;
offsety = index * height;
hr = CopyRectangle(*img, rect, *dest, dwFilter | dwFilterOpts, offsetx, offsety);
if (FAILED(hr))
{
wprintf(L"FAILED building result image (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
}
// Write array strip
wprintf(L"\nWriting %ls ", szOutputFile);
PrintInfo(result.GetMetadata());
wprintf(L"\n");
fflush(stdout);
if (~dwOptions & (1 << OPT_OVERWRITE))
{
if (GetFileAttributesW(szOutputFile) != INVALID_FILE_ATTRIBUTES)
{
wprintf(L"\nERROR: Output file already exists, use -y to overwrite\n");
return 1;
}
}
hr = SaveImageFile(*dest, fileType, szOutputFile);
if (FAILED(hr))
{
wprintf(L" FAILED (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
break;
}
default:
{
std::vector<Image> imageArray;
imageArray.reserve(images);
for (auto it = loadedImages.cbegin(); it != loadedImages.cend(); ++it)
{
const ScratchImage* simage = it->get();
assert(simage != nullptr);
for (size_t j = 0; j < simage->GetMetadata().arraySize; ++j)
{
const Image* img = simage->GetImage(0, j, 0);
assert(img != nullptr);
imageArray.push_back(*img);
}
}
ScratchImage result;
switch (dwCommand)
{
case CMD_VOLUME:
hr = result.Initialize3DFromImages(&imageArray[0], imageArray.size());
break;
case CMD_ARRAY:
case CMD_GIF:
hr = result.InitializeArrayFromImages(&imageArray[0], imageArray.size(), (dwOptions & (1 << OPT_USE_DX10)) != 0);
break;
case CMD_CUBE:
case CMD_CUBEARRAY:
hr = result.InitializeCubeFromImages(&imageArray[0], imageArray.size());
break;
default:
break;
}
if (FAILED(hr))
{
wprintf(L"FAILED building result image (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
// Write texture
wprintf(L"\nWriting %ls ", szOutputFile);
PrintInfo(result.GetMetadata());
wprintf(L"\n");
fflush(stdout);
if (~dwOptions & (1 << OPT_OVERWRITE))
{
if (GetFileAttributesW(szOutputFile) != INVALID_FILE_ATTRIBUTES)
{
wprintf(L"\nERROR: Output file already exists, use -y to overwrite\n");
return 1;
}
}
hr = SaveToDDSFile(result.GetImages(), result.GetImageCount(), result.GetMetadata(),
(dwOptions & (1 << OPT_USE_DX10)) ? (DDS_FLAGS_FORCE_DX10_EXT | DDS_FLAGS_FORCE_DX10_EXT_MISC2) : DDS_FLAGS_NONE,
szOutputFile);
if (FAILED(hr))
{
wprintf(L"\nFAILED (%x)\n", static_cast<unsigned int>(hr));
return 1;
}
break;
}
}
return 0;
}
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