DirectXTex/CHANGELOG.md

DirectXTex texture processing library

http://go.microsoft.com/fwlink/?LinkId=248926

Release available for download on GitHub

Release History

September 4, 2024

• DDS reader now accepts a variant of the "DX10" extended header
  • arraySize of 0 is treated as 1
• DDS reader will now load legacy 'mixed' channel formats as UNORM
  • Uses x2bias for the signed channels
  • DDSPF_L6V5U5, DDSPF_X8L8V8U8, DDSPF_A2W10V10U10
• texconv: Added -ignoremips option to handle some invalid/truncated DDS files
• EXR auxiliary reader returns 6 images for files with 'envmap' metadata
• PNG auxiliary reader/writer fixed for single channel images (DXGI_FORMAT_R8_UNORM)
• Xbox auxiliary now has EncodeDDSHeader function
• ScreenGrab9 minor DDS header fix when writing A2W10V10U10 legacy mixed formats
• CMake project updates including support for ARM64EC
• Added GitHub Actions YAML files

June 4, 2024

• Fix for HDR codec to avoid buffer overread for some malformed files
• Updated D3DX12 internal copy with latest changes from DirectX-Headers GitHub
• CMake project updates
• Retired VS 2019 projects for the UWP platform

March 6, 2024

• Xbox Auxiliary tiling/detiling code optimization

February 21, 2024

• TGA reader now limited to 4 GB for maximum image size for security hardening
• Project updates for improved logging of shader compilation errors and GDK validation
• CMake project updates and refactor
• Minor code review for Clang, MinGW, and Intel compilers
• Auxiliary updated with LIBJPEG and LIBPNG implementations for use on WSL which lacks WIC
• texassemble: new from-mips command
• texconv: Updated to support Xbox extension functionality

December 31, 2023

• TGA reader bug fix for offset boundary check
• PPM/PFM reader bug fixes for bounds checking
• Xbox-specific functionality added to Auxiliary folder
• CMake project updates including pkg-config file generation
• Code review

October 28, 2023

• New DDS_PERMISSIVE_FLAG to allow reading of various DDS DX9 file variants
  • breaking change required to accept reading Unreal Tournament 2004 DDS files
  • Allows cases where DDS_HEADER size is incorrectly set to 24
  • Allows cases where DDPIXELFORMAT size is incorrectly set to 24
  • Allows cases where DDS_HEADER.MipMapCount is set to the wrong value
• texassemble/texconv/texdiag: -flist option updated to support filenames with spaces
• texconv: -permissive switch added to opt-in use of new flag when reading DDS files

September 1, 2023

• CompressEx and ConvertEx functions added with status callback and options structs
• Added optional DDSMetaData return for Ex versions of DDS loader functions
• Added TEX_ALPHA_WEIGHT_DEFAULT constant (set to 1.0)
• DDS reader updated to support variant used by Unreal Tournament 2004
• Fixed overvalidation bug with BC7 GPU compressor with SRGB formats
• Retired ARM (32-bit) support for the UWP platform
• CMake project updates

June 13, 2023

• Added TEX_FILTER_RGB_COPY_ALPHA flag and support for DXGI_FORMAT_A4B4G4R4_UNORM
• DDS loader now supports 'swizzled' DXT5 variant FourCCs
• CMake project updates
• texconv: Added -f BC3n, -f DXT5nm, and -f RXBG support; .ddx file extension; and -tgazeroalpha switch
• texassemble/texconv/texdiag: Fix minor display issue with error messages
• texassemble/texconv/texdiag: Supports Long Paths on Windows 10, Version 1607 or later

April 28, 2023

• Updated D3DX12 internal copy with latest changes from DirectX-Headers GitHub
• CMake project updates and fixes for clang/LLVM v16 warnings
• texassemble/texconv/texdiag: Windows on ARM64 version

March 30, 2023

• Fix for SRGB_IN / SRGB_OUT flag handling for GPU BC7 compressor
• Fix to clamp negative values when encoding with the GPU BC6H compressor
• GPU BC6H/BC7 encoder updated to make optional use of DirectCompute 5.0
• CMake project updates
• Code review
• Retired VS 2017 legacy Xbox One XDK projects
• texassemble/texconv/texdiag: Updated to support Windows or UNIX-style path separators

January 31, 2023

• Fixed memory overwrite bug in ConvertToSinglePlane that can lead to a potential security issue for untrusted planar video format DDS files
• Make sure ScratchImage zero-fills image memory
• Fix DirectX12 GPU-validation warnings for texture loaders
• Minor fix for non-Win32 builds
• ddsview: Updated sample app with a -forcesrgb command-line switch

December 15, 2022

• ARM/ARM64 platform fix for 16bpp pixel conversion
• Updated D3DX12 internal copy with latest changes from DirectX-Headers GitHub
• CMake project updated to require 3.20 or later
• CMake and MSBuild project updates
• Added Azure Dev Ops Pipeline YAML files
• Auxiliary folder added with DirectXEXR.h/.cpp optional module
• Test suite updated with CTest support
• Spectre-mitigated libraries added to NuGet packages
• texassemble: added commands v-cross-fnz, h-tee, and cube-from-*
• texconv: Fixed minor printf output issue

October 17, 2022

• Minor fix for CompileShaders.cmd to address additional 'paths with spaces' issues
• Minor CMake and CMakePresets updates
• Code review

July 29, 2022

• Added MakeLinear DXGI_FORMAT utility function.
• breaking change CreateTextureEx and CreateShaderResourceViewEx functions now use CREATETEX_FLAGS instead of a bool forceSRGB parameter.
• Updates for MinGW ABI fixes for DirectX12 in the latest DirectX-Headers.
• CMake and MSBuild project updates
• Code review
• DDSTextureLoader11 and DDSTextureLoader12 sync'd up with DirectX Tool Kit July 2022 changes.

May 9, 2022

• TGA reader updated to support 24-bit paletted uncompressed color-mapped images (used by a DCC application)
• Added IsBGR utility method
• Workaround for driver issue on some systems using DirectX 11 Capture method
• Fix for problem with resizing/mipmaps generation for HDR content using box/fant filter which should avoid going through WIC code paths
• Minor updates for VS 2022 (17.2)
• CMake project updates (now supports MSVC, clang/LLVM, and MinGW)
• Updated D3DX12 internal copy with latest changes from DirectX-Headers GitHub
• Retired VS 2017 projects
• Code cleanup
• Reformat source using updated .editorconfig settings
• texconv: Improve -nmap handling for 16-bit sources going to BC formats

March 24, 2022

• Fixed end-point bounds issue with BC6H CPU compressor if none of the pixels are in 0-1 range
• Fixed bug in alpha-to-coverage computation
• Add support for installable WIC codecs for HEIF and WEBP (if present)
• Update build switches for SDL recommendations
• CMake project updates and UWP platform CMakePresets
• Code cleaup for tools
• Optional C++17 usage in a few places

February 28, 2022

• Updated D3DX12 internal copy with latest changes from GitHub
• Code and project review including fixing clang v13 warnings
• Added CMakePresets.json

November 8, 2021

• VS 2022 support
• Updated D3DX12 internal copy with latest change from GitHubf
• Minor code and project review
• VS 2017 projects updated to require the Windows 10 SDK (19401)
• texassemble/texconv: Updated with 12.2 for -fl switch
• texassemble/texconv/texdiag: Fixed potential locale issue with -flist

September 28, 2021

• Minor code and project cleanup

August 1, 2021

• Fixed weighting bug in custom linear filtering for wrap/mirroring
• Added VS 2022 Preview projects
• texconv: Made default output extension to be lower-case like most Windows applications
• texconv: updated colorspace rotation names for -rotatecolor switch
• texassemble, texconv: Order of operations fix for -swizzle using 0, 1
• Minor code review

June 9, 2021

• Minor bug fix for metadata behavior when using DDS_FLAGS_NO_16BPP flag for B5G6R5 content
• texdiag: added -c and -t switches for diff command
• texconv: Fixed bug in -m switch handling when resizing changes the max mipmap count
• texconv et al: improved -flist switch to support wildcards and file exclusions
• texconv et al: Added 'BGR' alias to -f switch for the B8G8R8X8_UNORM format
• WICTextureLoader / DDSTextureLoader12 updated to use typed enum bitmask flags for loadFlags parameter
• Minor code review

April 6, 2021

• DDS reader updated to accept nVidia Texture Tool v1 single-channel and dual-channel files marked as RGB instead of LUMINANCE
• Fixed TGA reader regression with files smaller than 26 bytes total
• Removed use of CreateStreamOnHGlobal, CreateStreamOverRandomAccessStream, and SHCreateMemStream for WICToMemory functions
• Fix for the DirectX 12 CaptureTexture for reserved and MSAA resources
• Minor code and project cleanup
• texassemble: added -stripmips switch
• texassemble, texconv: the swizzle switch now accepts 0 and 1 values in swizzle masks
• texconv: added "709toDisplayP3" and "DisplayP3to709" to -rotatecolor switch
• texconv: Fixed -reconstructz for UNORM formats
• texassemble, texconv, texdiag: Updated with descriptions for HRESULT failure codes, and always uses exit code 1 on failure

January 9, 2021

• Windows Subsystem for Linux support
• Code review for improved conformance
• CMake updated to support package install
• texassemble: Merge command now supports -swizzle option
• texconv: Updated with -r:keep and -swizzle options

November 11, 2020

• Use SHCreateMemStream instead of CreateStreamOnHGlobal for Win32 on Windows 8.x or Windows 10
• Updated D3DX12 internal copy with latest change from GitHub
• Minor code and project cleanup

September 30, 2020

• Added TGA_FLAGS flags to TGA reader/writer to control RGB vs. BGR, handling for all zero alpha channels, and TGA 2.0 colorspace metadata
  • TGA reader will now return a DXGI_FORMAT_*_SRGB format if TGA 2.0 colorspace metadata contains 2.2 or 2.4 gamma
  • Added forwarders for existing non-flags TGA functions, so there are no breaking changes
• R16_SNORM and R8_SNORM pixel write code updated to round instead of truncate to better match DirectXMath behavior
• Fixed bug in standalone WICTextureLoader for DX11/DX12 that resulted in WINCODEC_ERR_INSUFFICIENTBUFFER for some resize requests
• Added Ex variants for DDSTextureLoader/WICTextureLoader for DX9 to support loading resources for non-DEFAULT pools
• Minor code and project cleanup

August 15, 2020

• Added DDS_FLAGS_ALLOW_LARGE_FILES flag for DDS loader to allow textures with dimensions that are too big for Direct3D
• Added FormatDataType function
• Fixed bug with DX12 Capture with 'small alignment' textures
• Code review and project updates
• Added GDK projects
• texassemble: updated with -fl switch for feature level based warning
• texconv: updated with -reconstructz switch for BC5 compressed normal map view conversion

July 2, 2020

• Minor warning fixes for VS 2019 (16.7)
• CMake updates
• texassemble: Fixed animated gif handling with transparency

June 15, 2020

• Code cleanup for some new VC++ 16.7 warnings and static code analysis
• texconv: Updated with support for Portable Pix Map (ppm) & Portable Float Map (pfm) file formats

June 1, 2020

• Converted to typed enum bitmask flags (see release notes for details on this potential breaking change)
  • ComputePitch, xxxDDSxxx, xxxWICxxx, FlipRotate, Resize, Convert, GenerateMipMaps, GenerateMipMaps3D, PremultiplyAlpha, Compress, ComputeNormalMap, CopyRectangle, ComputeMSE
• WIC_FLAGS_DEFAULT_SRGB / WIC_LOADER_SRGB_DEFAULT flag added when loading image via WIC without explicit colorspace metadata
• WIC loader for PNG codec now checks gAMA chunk to determine colorspace if the sRGB chunk is not found for legacy sRGB detection.
• Fixed conformance issues when using /Zc:preprocessor
• CMake project updates

May 10, 2020

• HDR (RGBE Radiance) file format writer updated to accept half16 input
• Code cleanup
• Updated D3DX12 internal copy to Windows 10 SDK (19041) version
• texassemble, texconv, texdiag: Updated with -l switch for case-sensitive file systems
• texconv: Added -dx9 switch to force legacy compatible DDS files
• texconv: Collapsed -bcuniform, -bcdither, -bcquick, and -bcmax into one -bc switch
• Updates to DDSTextureLoader, ScreenGrab, and WICTextureLoader including new DX9 version

April 3, 2020

• Updated D3DX12 internal copy to latest version
• DDS loader updated for another BC7 FourCC variant
• Code review (constexpr / noexcept usage)
• CMake updated for PCH usage with 3.16 or later

February 14, 2020

• Fixed quality bug in BC4S/BC5S compressor
• Guard for divide-by-zero case in PremultiplyAlpha
• texconv: added -at switch for alpha threshold value with BC1 compression
• texconv: Fixed -nmap when outputting compressed UNORM formats
• Code and project cleaup
• Retired VS 2015 projects

December 17, 2019

• Added ARM64 platform to VS 2019 Win32 desktop Win10 project
• Updated CMake project
• Code cleaup

October 17, 2019

• Codec readers updated to return TEX_ALPHA_MODE_OPAQUE if reader returned an alpha channel due to conversion
• Added DDS reader support for 'non-standard' BC6H/BC7 FourCC codes used by nVidia texture tools
• TGA codec updated for TGA 2.0
• Minor code review
• Updated ScreenGrab module
• texconv: Added -fixbc4x4switch

August 21, 2019

• Updated D3DX12 internal copy to latest version
• Added texassemble, texconv, and texdiag to CMake project
• Code cleanup

June 30, 2019

• Additional validation for Direct3D 11 texture loaders
• Clang/LLVM warning cleanup
• Renamed DirectXTex_Windows10.vcxproj to _Windows10_2017.vcxproj
• Added VS 2019 UWP project

May 30, 2019

• Regenerated shaders using Windows 10 April 2019 Update SDK (18362)
• Added CMake project files
• Code cleanup

April 26, 2019

• Added VS 2019 desktop projects
• Code cleanup for texture loaders
• Officially dropped Windows Vista support
• Minor code cleanup

February 7, 2019

• Added ScaleMipMapsAlphaForCoverage function to the library
• WIC Writer now has two new flags: WIC_FLAGS_FORCE_SRGB and WIC_FLAGS_FORCE_LINEAR
• texassemble: added array-strip command
• texconv: added -inverty, -keepcoverage switches

November 16, 2018

• VS 2017 updated for Windows 10 October 2018 Update SDK (17763)
• ARM64 platform configurations added to UWP projects

October 25, 2018

• Use UTF-8 instead of ANSI for narrow strings
• Updated D3DX12 internal copy to latest version
• Minor code cleanup

August 17, 2018

• Fixed problem loading legacy DDS files containing FOURCC pixel formats with ALPHAPIXELS also set
• Fixed FlipRotate bug when doing 180 degree rotation
• Updated for VS 2017 15.8

August 5, 2018

• Improved support and validation for 16k textures (requires x64 native)
• ComputePitch now returns an HRESULT
• Fix BC7 GPU shaders on WARP device

July 3, 2018

• BC7 CPU codec fix for 3subsets/-bcmax and minor optimization
• BC7 GPU codec quantize fix and pbit optimization
• BC6H CPU codec bounds checking fix
• Code and project cleanup

May 31, 2018

• Fix for IsAlphaAllOpaque for 'near opaque' values
• VS 2017 updated for Windows 10 April 2018 Update SDK (17134)

May 11, 2018

• Workaround for WIC issue doing FP32->FP16 conversions
• Updated for VS 2017 15.7 update warnings
• Code and project cleanup
• Retired VS 2013 projects

April 23, 2018

• Code cleanup
• texconv: Updated with support reading "Extended BMP" files using DXTn
• texconv: Updated to handle non-power-of-2 volume textures with mipmaps
• texassemble, texconv, texdiag: support format name aliases like DXT3, RGBA, BGRA, FP16, etc. in addition to truncated DXGI_FORMAT_ values

February 9, 2018

• HDR (RGBE Radiance) file format reader updated to support #?RGBE signature
• texconv: Added -rotatecolor and -nits switches
• texassemble: Added merge and gif commands
• texdiag: added dumpdds command

February 7, 2018

• Fixed bug with GPU BC7 encoding (mode 1, fixup 6)
• Updated for a few more VS 2017 warnings
• Code cleanup

December 13, 2017

• Updated for VS 2017 15.5 update warnings
• Support building library with _XM_NO_XMVECTOR_OVERLOADS_
• Code cleanup

November 1, 2017

• VS 2017 updated for Windows 10 Fall Creators Update SDK (16299)

September 22, 2017

• Updated for VS 2017 15.3 update /permissive- changes
• WIC writer and ScreenGrab updated to use non-sRGB metadata for PNG
• texassemble, texconv, texdiag: added -flist option

July 26, 2017

• Support for reading non-standard DDS files written by nVidia Texture Tools (NVTT)
• Fix for ComputeMSE when using CMSE_IMAGE2_X2_BIAS
• Fix for WIC writer then codec target format requires a palette
• Code cleanup

April 24, 2017

• VS 2017 project updates
• Regenerated shaders using Windows 10 Creators Update SDK (15063)
• Updated D3DX12 internal copy to latest version

April 7, 2017

• VS 2017 updated for Windows Creators Update SDK (15063)
• texassemble: -tonemap switch
• texconv: -wicmulti switch

January 31, 2017

• DirectX 12 versions of IsSupported, CreateTexture (PrepareUpload), and CaptureTexture
• Update to DirectX 11 version of IsSupported
• WIC format 40bppCMYKAlpha should be converted to RGBA8 rather than RGBA16
• DDS support for L8A8 with bit-count 8 rather than 16
• DXGI_FORMAT_R32G8X24_TYPELESS and DXGI_FORMAT_R24G8_TYPELESS should be IsDepthStencil formats
• Updates to DDSTextureLoader, ScreenGrab, and WICTextureLoader
• Minor code cleanup

December 5, 2016

• Fixed over-validation in DDS header parsing
• VS 2017 RC projects added
• Minor code cleanup

October 5, 2016

• breaking change Renamed Evaluate to EvaluateImage, Transform to TransformImage
• texdiag: new command-line tool for texture debugging
• texconv: -bcmax, -bcquick, -tonemap, and -x2bias switches
• texconv: overwrite writing and -y switch
• texconv/texassemble: optional OpenEXR support
• texassemble: command syntax with support for generating strip and cross images from cubemap
• Updates to DDSTextureLoader, WICTextureLoader, and ScreenGrab
• Minor code cleanup

September 14, 2016

• HDR (RGBE Radiance) file format reader and writer
• Evaluate and Transform functions for computing user-defined functions on images
• Fix BC6H GPU shaders on WARP device
• Fix for alignment issues on ARM devices in software compression codec
• Added TEX_THRESHOLD_DEFAULT (0.5f) constant default alpha threshold value for Convert & Compress
• Minor CaptureTexture optimization
• texconv/texassemble: Support for .hdr file format
• texconv: added -gpu switch to specify adapter to use for GPU-based compression codecs
• texconv: added -badtails switch to enable loading of legacy DXTn DDS files with incomplete mipchain tails
• texconv: added -c switch for old-school colorkey/chromakey transparency to alpha conversion
• texconv: added -alpha switch for reverse premultiply along with TEX_PMALPHA_REVERSE flag
• texconv: added wildcard support for input filename and optional -r switch for recursive search

August 4, 2016

• CompileShader script updated to build external pdbs
• Regenerated shaders using Windows 10 Anniversary Update SDK (14393)

August 2, 2016

• Updated for VS 2015 Update 3 and Windows 10 SDK (14393)

August 1, 2016

• Workaround for bug in XMStoreFloat3SE (impacts conversions to DXGI_FORMAT_R9G9B9E5_SHAREDEXP)
• DDSTextureLoader12, WICTextureLoader12, and ScreenGrab12 for Direct3D 12 support
• Minor code cleanup

June 27, 2016

• texconv command-line tool -wicq and -wiclossless switches
• Code cleanup

April 26, 2016

• Optional callback from WIC reader functions to query additional metadata
• Retired obsolete adapter code
• Minor code cleanup

February 23, 2016

• Fix to clean up partial or zero-length image files on failed write
• Retired VS 2012 projects

November 30, 2015

• texconv command-line tool -fl switch now supports 12.0 and 12.1 feature levels
• Updated for VS 2015 Update 1 and Windows 10 SDK (10586)

October 30, 2015

• DDS support for legacy bumpmap formats (V8U8, Q8W8V8U8, V16U16)
• Fix for buffer overread in BC CPU compressor
• Minor code cleanup

August 18, 2015

• Added GetWICFactory and SetWICFactory
• Updates for new DXGI 1.3 types
• Xbox One platform updates

July 29, 2015

• Fixed rounding problem with 32-bit RGBA/BGRA format conversions
• texconv: use CPU parallel compression for BC1-BC5 (-singleproc disables)
• Updated for VS 2015 and Windows 10 SDK RTM
• Retired VS 2010 and Windows 8.0 Store projects

June 18, 2015

• New BC_FLAGS_USE_3SUBSETS option for BC7 compressors; now defaults to skipping 3 subset blocks
• Fixed bug with MakeTypeless and A8_UNORM
• Fixed file length validation problem in LoadDDSFromFile

March 27, 2015

• Added projects for Windows apps Technical Preview
• Fixed bug with WIC-based mipmap generation for non-WIC supported formats
• Fixed bug with WIC multiframe loader when resizing required
• texconv: Added -nmap/-nmapamp for generating normal maps from height maps
• texconv/texassemble: Updated to load multiframe WIC files (tiff, gif)
• Minor code cleanup

November 24, 2014

• Updates for Visual Studio 2015 Technical Preview
• Minor code cleanup

September 22, 2014

• Format conversion improvements and bug fixes (depth/stencil, alpha-only, float16, RGB -> 1 channel)
• Fixed issue when BC decompressing non-standard compressed rowPitch images
• Explicit calling-convention annotation for all 'public' functions
• Code cleanup
• Xbox One platform updates

July 15, 2014

• texconv command-line tool fixes
• Fixed problem with 'wide' images with CPU Compress
• Updates to Xbox One platform support

April 3, 2014

• Windows phone 8.1 platform support

February 24, 2014

• Direct3D 11 video and Xbox One extended format support
• New APIs: IsPlanar, IsPalettized, IsDepthStencil, ConvertToSinglePlane
• Added 'alphaWeight' parameter to GPU Compress breaking change
• texconv -aw switch to control the alpha weighting for the BC7 GPU compressor
• Fixed bug with ordered dithering in non-WIC conversion codepaths
• Fixed SaveToDDSxxx functions when using arbitrary row pitch values

January 24, 2014

• Added sRGB flags for Compress (TEX_COMPRESS_SRGB*)
• Added 'compress' flag parameter to GPU versions of Compress breaking change
• Minor fix for potential rounding problem in GPU Compress
• Code cleanup (removed DXGI_1_2_FORMATS control define; ScopedObject typedef removed)
• Dropped VS 2010 support without the Windows 8.1 SDK (removed USE_XNAMATH control define)

December 24, 2013

• texconv updated with -fl and -pow2 command-line switches
• Fixed bug in Resize when doing custom filtering which occurred when exactly doubling the image size
• Added move operators to ScratchImage and Blob classes
• Xbox One platform support

October 21, 2013

• Updated for Visual Studio 2013 and Windows 8.1 SDK RTM
• PremultiplyAlpha updated with new 'flags' parameter and to use sRGB correct blending
• Fixed colorspace conversion issue with DirectCompute compressor when compressing for BC7 SRGB

August 13, 2013

• DirectCompute 4.0 BC6H/BC7 compressor integration
• texconv utility uses DirectCompute compression by default for BC6H/BC7, -nogpu disables use of DirectCompute

August 1, 2013

• Support for BC compression/decompression of non-power-of-2 mipmapped textures
• Fixes for BC6H / BC7 codecs to better match published standard
• Fix for BC4 / BC5 codecs when compressing RGB images
• Minor fix for the BC1-3 codec
• New optional flags for ComputeMSE to compare UNORM vs. SNORM images
• New WIC loading flag added to control use of WIC metadata to return sRGB vs. non-sRGB formats
• Code cleanup and /analyze fixes
• Project file cleanup
• texconv utility uses parallel BC compression by default for BC6H/BC7, -singleproc disables multithreaded behavior

July 1, 2013

• VS 2013 Preview projects added
• SaveToWIC functions updated with new optional setCustomProps parameter

June 15, 2013

• Custom filtering implementation for Resize & GenerateMipMaps(3D) - Point, Box, Linear, Cubic, and Triangle
  • TEX_FILTER_TRIANGLE finite low-pass triangle filter
  • TEX_FILTER_WRAP, TEX_FILTER_MIRROR texture semantics for custom filtering
  • TEX_FILTER_BOX alias for TEX_FILTER_FANT WIC
• Ordered and error diffusion dithering for non-WIC conversion
• sRGB gamma correct custom filtering and conversion
• DDS_FLAGS_EXPAND_LUMINANCE - Reader conversion option for L8, L16, and A8L8 legacy DDS files
• Added use of WIC metadata for sRGB pixel formats
• Added BitsPerColor utility function
• Fixed Convert threshold parameter usage
• Non-power-of-2 volume map support, fixed bug with non-square volume maps
• texconv utility update with -xlum, -wrap, and -mirror options; reworked -if options for improved dithering
• texassemble utility for creating cubemaps, volume maps, and texture arrays
• DDSTextureLoader and WICTextureLoader sync'd with DirectXTK versions

April 16, 2013

• Updated alpha-mode metadata details in .DDS files
• Added new control flags for Convert
• Added new optional flags for ComputeMSE
• Fixed conversion handling for sRGB formats
• Fixed internal routines for handling R10G10B10_XR_BIAS_A2_UNORM, R9G9B9E5_SHAREDEXP, and FORMAT_R1_UNORM
• Fixed WIC I/O for GUID_WICPixelFormat32bppRGBE4 pixel format files (HD Photo)
• Fixed non-square image handling in GenerateMipMaps3D
• Fixed some error handling in the DDS load code

March 22, 2013

• Supports reading and writing alpha-mode (straight, premultiplied, etc.) metadata in .DDS files
• Added build option to use WICCreateImagingFactory_Proxy instead of CoCreateInstance to obtain WIC factory

January 29, 2013

• Added PremultiplyAlpha to DirectXTex; -pmalpha switch for texconv command-line tool
• Fixed problem with forceSRGB implementation for Ex versions of CreateTexture, CreateShaderResourceView, DDSTextureLoader and WICTextureLoader

December 11, 2012

• Ex versions of CreateTexture, CreateShaderResourceView, DDSTextureLoader and WICTextureLoader
• Fixed BC2 and BC3 decompression issue for unusual color encoding case
• Converted annotation to SAL2 for improved VS 2012 /analyze experience
• Updated DirectXTex, DDSView, and Texconv with VS 2010 + Windows 8.0 SDK project using official 'property sheets'

November 15, 2012

• Added support for WIC2 when available on Windows 8 and Windows 7 with KB 2670838
• Added optional targetGUID parameter to SaveWIC* APIs to influence final container pixel format choice
• Fixed bug in SaveDDSxxx which was generating invalid DDS files for 1D dimension textures
• Improved robustness of CaptureTexture when resolving MSAA source textures
• Sync'd DDSTextureLoader, ScreenGrab, and WICTextureLoader standalone versions with latest DirectXTK release

September 28, 2012

• Added ScreenGrab module for creating runtime screenshots
• Renamed project files for better naming consistency
• New Typeless utilities for DirectXTex
• Some minor code cleanup for DirectXTex's WIC writer function
• Bug fixes and new -tu/-tf options for texconv

June 22, 2012

• Moved to using XNA Math 2.05 instead of XNA Math 2.04 for USE_XNAMATH builds
• Fixed BGR vs. RGB color channel swizzle problem with 24bpp legacy .DDS files in DirectXTex
• Update to DirectXTex WIC and WICTextureLoader for additional 96bpp float format handling on Windows 8

May 31, 2012

• Minor fix for DDSTextureLoader's retry fallback that can happen with 10level9 feature levels
• Switched to use _DEBUG instead of DEBUG and cleaned up debug warnings
• added Windows Store style application project files for DirectXTex

April 20, 2012

• DirectTex's WIC-based writer opts-in for the Windows 8 BMP encoder option for writing 32 bpp RGBA files with the BITMAPV5HEADER

March 30, 2012

• WICTextureLoader updated with Windows 8 WIC pixel formats
• DirectXTex updated with limited non-power-of-2 texture support and TEX_FILTER_SEPARATE_ALPHA option
• Texconv updated with -sepalpha command-line option
• Added USE_XNAMATH control define to build DirectXTex using either XNAMath or DirectXMath
• Added VS 2012 project files (which use DirectXMath instead of XNAMath and define DXGI_1_2_FORMATS)

March 15, 2012

• Fix for resource leak in CreateShaderResourceView Direct3D 11 helper function in DirectXTex

March 5, 2012

• Fix for too much temp memory allocated by WICTextureLoader; cleaned up legacy 'min/max' macro usage in DirectXTex

February 21, 2012

• WICTextureLoader updated to handle systems and device drivers without BGRA or 16bpp format support

February 20, 2012

• Some code cleanup for DirectXTex and DDSTextureLoader
• Fixed bug in 10:10:10:2 format fixup in the LoadDDSFromMemory function
• Fixed bugs in "non-zero alpha" special-case handling in LoadTGAFromFile
• Fixed bug in _SwizzleScanline when copying alpha channel for BGRA<->RGBA swizzling

February 11, 2012

• Update of DDSTextureLoader to also build in Windows Store style apps; added WICTextureLoader
• Added CMYK WIC pixel formats to the DirectXTex conversion table

January 30, 2012

• Minor code-cleanup for DirectXTex to enable use of PCH through 'directxtexp.h' header

January 24, 2012

• Some code-cleanup for DirectXTex
• Added DXGI 1.2 implementation for DDSTextureLoader and DirectXTex guarded with DXGI_1_2_FORMATS compilation define

December 16, 2011

• Fixed x64 compilation warnings in DDSTextureLoader

November 30, 2011

• Fixed some of the constants used in IsSupportedTexture
• added ability to strip off top levels of mips in DDSTextureLoader
• changed DirectXTex to use CoCreateInstance rather than LoadLibrary to obtain the WIC factory
• a few minor /analyze related annotations for DirectXTex

October 27, 2011

• Original release