o s hI@s<dZddlmZddlZddlZddlZddlmZmZddl m Z ddl m Z m Z mZddlmZdd lmZdd lmZd ZGd d d eZGdddeZGdddeZGdddeZGdddeZGdddeZejeZeD]Zej dusJe!edej ej"qweD]Z#e#j dusJe!ede#j e#j"qeD]Z$e$j dusJe!ede$j e$j"qeD]Z%e%j dusJe!ede%j e%j"qej&Z'ej(Z)ej(ej*BZ+ej,Z-ej,ej*BZ.ej/Z0ej1Z2ej3ej4Bej5Bej6BZ7ej8Z9ej:Z;ejZ?ej4Z@ej5ZAejBZCejDejEBZFejDZGejHejIBZJejHejKBZLejHejMBZNejHejOBZPejHejQBZRejHejSBZTejUZVejWZXejYZZej[Z\ej]Z^ej_Z`ejaZbejcZdejeZfejgZhejiZjejkZlejmZnejoZpGddde j ZqGddde jrZsd1d(d)Ztd2d-d.Zue veqjweqeue xd/ese yeqjwete zeqjwd0dS)3a A Pillow loader for .dds files (S3TC-compressed aka DXTC) Jerome Leclanche Documentation: https://web.archive.org/web/20170802060935/http://oss.sgi.com/projects/ogl-sample/registry/EXT/texture_compression_s3tc.txt The contents of this file are hereby released in the public domain (CC0) Full text of the CC0 license: https://creativecommons.org/publicdomain/zero/1.0/ ) annotationsN)IntEnumIntFlag)IO)Image ImageFile ImagePalette)i32le)o8)o32leiDDS c@,eZdZdZdZdZdZdZdZdZ dZ 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zDdsRgbDecoder.decodeN)rrrvr)rrr _pulls_fdrrrrr rsrim Image.Imager IO[bytes]filename str | bytesrvrwc Cs|jdvrd|jd}t|tjtjBtjBtjB}t|d}|j d}|rd}|tj O}|j dd}gd } t j} |d krKtj} d } n|d krUtj} d } n|dkr_tj} d} ntj} |dkrld } tj} n|dkrvd} tj} n|dkrd} tj} |jdkrd}t|nod|}t|d}|tjO}|j |dd}|jddk}|jddkrt j} |j} |rgd} n(gd} n#t j} |jddd} gd} |r|\}}}}td ||||f}|r| t jO} | |rd!ndtj } |!t"t#t$%d"d#||j&|j |ddt$j%d$gd%Rt$%d&d'| | |t$j%d&g| Rt$%d(t'j(dddd| tjkrH|!t$%d(| dddd)t)*||t)+|d*|j,d| gdS)+N)r7r|rrzcannot write mode z as DDSrrrr:r)rrrrrc)rre)rrg)r:rrr)r;r7z#only RGB mode can be written as BC5zcannot write pixel format rr=rArr)rrr)~rr)iirr|rz<7Irx11I) rrrrrrrrrrrr{r1z<5Irrz)-rrrrrrrrgetbands encoderinfogetrrr0r5r%rcrergrhr9rrrrr8r7splitrmerger3rrwriteo32 DDS_MAGICrpackrr"r$r_saverr)rrrrrrr codec_namer rgba_mask pixel_flagsrrralphargbarrr r s            &rprefixbytesboolcCs |dS)NsDDS ) startswith)rrrr ris rrz.dds)rrrrrrrvrw)rrrvr){__doc__ __future__rrrsysenumrrtypingrrrr _binaryr r_r r rrrr"r&r0r9r%modulesrmoduleitemnamesetattrritem1item2item3r5 DDS_FOURCCr7DDS_RGBr3DDS_RGBAr8 DDS_LUMINANCEDDS_LUMINANCEAr4 DDS_ALPHAr6DDS_PAL8rrrrDDS_HEADER_FLAGS_TEXTURErDDS_HEADER_FLAGS_MIPMAPrDDS_HEADER_FLAGS_VOLUMErDDS_HEADER_FLAGS_PITCHrDDS_HEADER_FLAGS_LINEARSIZE DDS_HEIGHT DDS_WIDTHr$DDS_SURFACE_FLAGS_TEXTUREr#r%DDS_SURFACE_FLAGS_MIPMAPDDS_SURFACE_FLAGS_CUBEMAPr(r)DDS_CUBEMAP_POSITIVEXr*DDS_CUBEMAP_NEGATIVEXr+DDS_CUBEMAP_POSITIVEYr,DDS_CUBEMAP_NEGATIVEYr-DDS_CUBEMAP_POSITIVEZr.DDS_CUBEMAP_NEGATIVEZrc DXT1_FOURCCre DXT3_FOURCCrg DXT5_FOURCCrDXGI_FORMAT_R8G8B8A8_TYPELESSrDXGI_FORMAT_R8G8B8A8_UNORMrDXGI_FORMAT_R8G8B8A8_UNORM_SRGBrDXGI_FORMAT_BC5_TYPELESSrDXGI_FORMAT_BC5_UNORMrDXGI_FORMAT_BC5_SNORMr DXGI_FORMAT_BC6H_UF16r DXGI_FORMAT_BC6H_SF16r DXGI_FORMAT_BC7_TYPELESSrDXGI_FORMAT_BC7_UNORMrDXGI_FORMAT_BC7_UNORM_SRGBrt PyDecoderrrr register_openrregister_decoder register_saveregister_extensionrrrr s        | M          # ]