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18 KiB
!function(_,t){"object"==typeof exports&&"undefined"!=typeof module?t(exports):"function"==typeof define&&define.amd?define(["exports"],t):t((_||self).KTX={})}(this,function(_){var t=function(){this.vkFormat=0,this.typeSize=1,this.pixelWidth=0,this.pixelHeight=0,this.pixelDepth=0,this.layerCount=0,this.faceCount=1,this.supercompressionScheme=0,this.levels=[],this.dataFormatDescriptor=[{vendorId:0,descriptorType:0,descriptorBlockSize:0,versionNumber:2,colorModel:0,colorPrimaries:1,transferFunction:2,flags:0,texelBlockDimension:[0,0,0,0],bytesPlane:[0,0,0,0,0,0,0,0],samples:[]}],this.keyValue={},this.globalData=null},e=/*#__PURE__*/function(){function _(_,t,e,R){this._dataView=void 0,this._littleEndian=void 0,this._offset=void 0,this._dataView=new DataView(_.buffer,_.byteOffset+t,e),this._littleEndian=R,this._offset=0}var t=_.prototype;return t._nextUint8=function(){var _=this._dataView.getUint8(this._offset);return this._offset+=1,_},t._nextUint16=function(){var 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a={keepWriter:!1};_.KDF_DF_MODEL_UASTC=166,_.KHR_DF_CHANNEL_RGBSDA_ALPHA=15,_.KHR_DF_CHANNEL_RGBSDA_BLUE=2,_.KHR_DF_CHANNEL_RGBSDA_DEPTH=14,_.KHR_DF_CHANNEL_RGBSDA_GREEN=1,_.KHR_DF_CHANNEL_RGBSDA_RED=0,_.KHR_DF_CHANNEL_RGBSDA_STENCIL=13,_.KHR_DF_FLAG_ALPHA_PREMULTIPLIED=1,_.KHR_DF_FLAG_ALPHA_STRAIGHT=0,_.KHR_DF_KHR_DESCRIPTORTYPE_BASICFORMAT=0,_.KHR_DF_MODEL_ASTC=162,_.KHR_DF_MODEL_ETC1=160,_.KHR_DF_MODEL_ETC1S=163,_.KHR_DF_MODEL_ETC2=161,_.KHR_DF_MODEL_RGBSDA=1,_.KHR_DF_MODEL_UNSPECIFIED=0,_.KHR_DF_PRIMARIES_ACES=6,_.KHR_DF_PRIMARIES_ACESCC=7,_.KHR_DF_PRIMARIES_ADOBERGB=11,_.KHR_DF_PRIMARIES_BT2020=4,_.KHR_DF_PRIMARIES_BT601_EBU=2,_.KHR_DF_PRIMARIES_BT601_SMPTE=3,_.KHR_DF_PRIMARIES_BT709=1,_.KHR_DF_PRIMARIES_CIEXYZ=5,_.KHR_DF_PRIMARIES_DISPLAYP3=10,_.KHR_DF_PRIMARIES_NTSC1953=8,_.KHR_DF_PRIMARIES_PAL525=9,_.KHR_DF_PRIMARIES_UNSPECIFIED=0,_.KHR_DF_SAMPLE_DATATYPE_EXPONENT=32,_.KHR_DF_SAMPLE_DATATYPE_FLOAT=128,_.KHR_DF_SAMPLE_DATATYPE_LINEAR=16,_.KHR_DF_SAMPLE_DATATYPE_SIGNED=64,_.KHR_DF_TRANSFER_ACESCC=16,_.KHR_DF_TRANSFER_ACESCCT=17,_.KHR_DF_TRANSFER_ADOBERGB=18,_.KHR_DF_TRANSFER_BT1886=7,_.KHR_DF_TRANSFER_DCIP3=12,_.KHR_DF_TRANSFER_HLG_EOTF=9,_.KHR_DF_TRANSFER_HLG_OETF=8,_.KHR_DF_TRANSFER_ITU=3,_.KHR_DF_TRANSFER_LINEAR=1,_.KHR_DF_TRANSFER_NTSC=4,_.KHR_DF_TRANSFER_PAL625_EOTF=14,_.KHR_DF_TRANSFER_PAL_OETF=13,_.KHR_DF_TRANSFER_PQ_EOTF=10,_.KHR_DF_TRANSFER_PQ_OETF=11,_.KHR_DF_TRANSFER_SLOG=5,_.KHR_DF_TRANSFER_SLOG2=6,_.KHR_DF_TRANSFER_SRGB=2,_.KHR_DF_TRANSFER_ST240=15,_.KHR_DF_TRANSFER_UNSPECIFIED=0,_.KHR_DF_VENDORID_KHRONOS=0,_.KHR_DF_VERSION=2,_.KHR_SUPERCOMPRESSION_BASISLZ=1,_.KHR_SUPERCOMPRESSION_NONE=0,_.KHR_SUPERCOMPRESSION_ZLIB=3,_.KHR_SUPERCOMPRESSION_ZSTD=2,_.KTX2Container=t,_.VK_FORMAT_A1R5G5B5_UNORM_PACK16=8,_.VK_FORMAT_A2B10G10R10_SINT_PACK32=69,_.VK_FORMAT_A2B10G10R10_SNORM_PACK32=65,_.VK_FORMAT_A2B10G10R10_UINT_PACK32=68,_.VK_FORMAT_A2B10G10R10_UNORM_PACK32=64,_.VK_FORMAT_A2R10G10B10_SINT_PACK32=63,_.VK_FORMAT_A2R10G10B10_SNORM_PACK32=59,_.VK_FORMAT_A2R10G10B10_UINT_PACK32=62,_.VK_FORMAT_A2R10G10B10_UNORM_PACK32=58,_.VK_FORMAT_A4B4G4R4_UNORM_PACK16_EXT=1000340001,_.VK_FORMAT_A4R4G4B4_UNORM_PACK16_EXT=100034e4,_.VK_FORMAT_ASTC_10x10_SFLOAT_BLOCK_EXT=1000066011,_.VK_FORMAT_ASTC_10x10_SRGB_BLOCK=180,_.VK_FORMAT_ASTC_10x10_UNORM_BLOCK=179,_.VK_FORMAT_ASTC_10x5_SFLOAT_BLOCK_EXT=1000066008,_.VK_FORMAT_ASTC_10x5_SRGB_BLOCK=174,_.VK_FORMAT_ASTC_10x5_UNORM_BLOCK=173,_.VK_FORMAT_ASTC_10x6_SFLOAT_BLOCK_EXT=1000066009,_.VK_FORMAT_ASTC_10x6_SRGB_BLOCK=176,_.VK_FORMAT_ASTC_10x6_UNORM_BLOCK=175,_.VK_FORMAT_ASTC_10x8_SFLOAT_BLOCK_EXT=1000066010,_.VK_FORMAT_ASTC_10x8_SRGB_BLOCK=178,_.VK_FORMAT_ASTC_10x8_UNORM_BLOCK=177,_.VK_FORMAT_ASTC_12x10_SFLOAT_BLOCK_EXT=1000066012,_.VK_FORMAT_ASTC_12x10_SRGB_BLOCK=182,_.VK_FORMAT_ASTC_12x10_UNORM_BLOCK=181,_.VK_FORMAT_ASTC_12x12_SFLOAT_BLOCK_EXT=1000066013,_.VK_FORMAT_ASTC_12x12_SRGB_BLOCK=184,_.VK_FORMAT_ASTC_12x12_UNORM_BLOCK=183,_.VK_FORMAT_ASTC_4x4_SFLOAT_BLOCK_EXT=1000066e3,_.VK_FORMAT_ASTC_4x4_SRGB_BLOCK=158,_.VK_FORMAT_ASTC_4x4_UNORM_BLOCK=157,_.VK_FORMAT_ASTC_5x4_SFLOAT_BLOCK_EXT=1000066001,_.VK_FORMAT_ASTC_5x4_SRGB_BLOCK=160,_.VK_FORMAT_ASTC_5x4_UNORM_BLOCK=159,_.VK_FORMAT_ASTC_5x5_SFLOAT_BLOCK_EXT=1000066002,_.VK_FORMAT_ASTC_5x5_SRGB_BLOCK=162,_.VK_FORMAT_ASTC_5x5_UNORM_BLOCK=161,_.VK_FORMAT_ASTC_6x5_SFLOAT_BLOCK_EXT=1000066003,_.VK_FORMAT_ASTC_6x5_SRGB_BLOCK=164,_.VK_FORMAT_ASTC_6x5_UNORM_BLOCK=163,_.VK_FORMAT_ASTC_6x6_SFLOAT_BLOCK_EXT=1000066004,_.VK_FORMAT_ASTC_6x6_SRGB_BLOCK=166,_.VK_FORMAT_ASTC_6x6_UNORM_BLOCK=165,_.VK_FORMAT_ASTC_8x5_SFLOAT_BLOCK_EXT=1000066005,_.VK_FORMAT_ASTC_8x5_SRGB_BLOCK=168,_.VK_FORMAT_ASTC_8x5_UNORM_BLOCK=167,_.VK_FORMAT_ASTC_8x6_SFLOAT_BLOCK_EXT=1000066006,_.VK_FORMAT_ASTC_8x6_SRGB_BLOCK=170,_.VK_FORMAT_ASTC_8x6_UNORM_BLOCK=169,_.VK_FORMAT_ASTC_8x8_SFLOAT_BLOCK_EXT=1000066007,_.VK_FORMAT_ASTC_8x8_SRGB_BLOCK=172,_.VK_FORMAT_ASTC_8x8_UNORM_BLOCK=171,_.VK_FORMAT_B10G11R11_UFLOAT_PACK32=122,_.VK_FORMAT_B10X6G10X6R10X6G10X6_422_UNORM_4PACK16=1000156011,_.VK_FORMAT_B12X4G12X4R12X4G12X4_422_UNORM_4PACK16=1000156021,_.VK_FORMAT_B4G4R4A4_UNORM_PACK16=3,_.VK_FORMAT_B5G5R5A1_UNORM_PACK16=7,_.VK_FORMAT_B5G6R5_UNORM_PACK16=5,_.VK_FORMAT_B8G8R8A8_SINT=49,_.VK_FORMAT_B8G8R8A8_SNORM=45,_.VK_FORMAT_B8G8R8A8_SRGB=50,_.VK_FORMAT_B8G8R8A8_UINT=48,_.VK_FORMAT_B8G8R8A8_UNORM=44,_.VK_FORMAT_B8G8R8_SINT=35,_.VK_FORMAT_B8G8R8_SNORM=31,_.VK_FORMAT_B8G8R8_SRGB=36,_.VK_FORMAT_B8G8R8_UINT=34,_.VK_FORMAT_B8G8R8_UNORM=30,_.VK_FORMAT_BC1_RGBA_SRGB_BLOCK=134,_.VK_FORMAT_BC1_RGBA_UNORM_BLOCK=133,_.VK_FORMAT_BC1_RGB_SRGB_BLOCK=132,_.VK_FORMAT_BC1_RGB_UNORM_BLOCK=131,_.VK_FORMAT_BC2_SRGB_BLOCK=136,_.VK_FORMAT_BC2_UNORM_BLOCK=135,_.VK_FORMAT_BC3_SRGB_BLOCK=138,_.VK_FORMAT_BC3_UNORM_BLOCK=137,_.VK_FORMAT_BC4_SNORM_BLOCK=140,_.VK_FORMAT_BC4_UNORM_BLOCK=139,_.VK_FORMAT_BC5_SNORM_BLOCK=142,_.VK_FORMAT_BC5_UNORM_BLOCK=141,_.VK_FORMAT_BC6H_SFLOAT_BLOCK=144,_.VK_FORMAT_BC6H_UFLOAT_BLOCK=143,_.VK_FORMAT_BC7_SRGB_BLOCK=146,_.VK_FORMAT_BC7_UNORM_BLOCK=145,_.VK_FORMAT_D16_UNORM=124,_.VK_FORMAT_D16_UNORM_S8_UINT=128,_.VK_FORMAT_D24_UNORM_S8_UINT=129,_.VK_FORMAT_D32_SFLOAT=126,_.VK_FORMAT_D32_SFLOAT_S8_UINT=130,_.VK_FORMAT_E5B9G9R9_UFLOAT_PACK32=123,_.VK_FORMAT_EAC_R11G11_SNORM_BLOCK=156,_.VK_FORMAT_EAC_R11G11_UNORM_BLOCK=155,_.VK_FORMAT_EAC_R11_SNORM_BLOCK=154,_.VK_FORMAT_EAC_R11_UNORM_BLOCK=153,_.VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK=150,_.VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK=149,_.VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK=152,_.VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK=151,_.VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK=148,_.VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK=147,_.VK_FORMAT_G10X6B10X6G10X6R10X6_422_UNORM_4PACK16=1000156010,_.VK_FORMAT_G12X4B12X4G12X4R12X4_422_UNORM_4PACK16=1000156020,_.VK_FORMAT_PVRTC1_2BPP_SRGB_BLOCK_IMG=1000054004,_.VK_FORMAT_PVRTC1_2BPP_UNORM_BLOCK_IMG=1000054e3,_.VK_FORMAT_PVRTC1_4BPP_SRGB_BLOCK_IMG=1000054005,_.VK_FORMAT_PVRTC1_4BPP_UNORM_BLOCK_IMG=1000054001,_.VK_FORMAT_PVRTC2_2BPP_SRGB_BLOCK_IMG=1000054006,_.VK_FORMAT_PVRTC2_2BPP_UNORM_BLOCK_IMG=1000054002,_.VK_FORMAT_PVRTC2_4BPP_SRGB_BLOCK_IMG=1000054007,_.VK_FORMAT_PVRTC2_4BPP_UNORM_BLOCK_IMG=1000054003,_.VK_FORMAT_R10X6G10X6B10X6A10X6_UNORM_4PACK16=1000156009,_.VK_FORMAT_R10X6G10X6_UNORM_2PACK16=1000156008,_.VK_FORMAT_R10X6_UNORM_PACK16=1000156007,_.VK_FORMAT_R12X4G12X4B12X4A12X4_UNORM_4PACK16=1000156019,_.VK_FORMAT_R12X4G12X4_UNORM_2PACK16=1000156018,_.VK_FORMAT_R12X4_UNORM_PACK16=1000156017,_.VK_FORMAT_R16G16B16A16_SFLOAT=97,_.VK_FORMAT_R16G16B16A16_SINT=96,_.VK_FORMAT_R16G16B16A16_SNORM=92,_.VK_FORMAT_R16G16B16A16_UINT=95,_.VK_FORMAT_R16G16B16A16_UNORM=91,_.VK_FORMAT_R16G16B16_SFLOAT=90,_.VK_FORMAT_R16G16B16_SINT=89,_.VK_FORMAT_R16G16B16_SNORM=85,_.VK_FORMAT_R16G16B16_UINT=88,_.VK_FORMAT_R16G16B16_UNORM=84,_.VK_FORMAT_R16G16_SFLOAT=83,_.VK_FORMAT_R16G16_SINT=82,_.VK_FORMAT_R16G16_SNORM=78,_.VK_FORMAT_R16G16_UINT=81,_.VK_FORMAT_R16G16_UNORM=77,_.VK_FORMAT_R16_SFLOAT=76,_.VK_FORMAT_R16_SINT=75,_.VK_FORMAT_R16_SNORM=71,_.VK_FORMAT_R16_UINT=74,_.VK_FORMAT_R16_UNORM=70,_.VK_FORMAT_R32G32B32A32_SFLOAT=109,_.VK_FORMAT_R32G32B32A32_SINT=108,_.VK_FORMAT_R32G32B32A32_UINT=107,_.VK_FORMAT_R32G32B32_SFLOAT=106,_.VK_FORMAT_R32G32B32_SINT=105,_.VK_FORMAT_R32G32B32_UINT=104,_.VK_FORMAT_R32G32_SFLOAT=103,_.VK_FORMAT_R32G32_SINT=102,_.VK_FORMAT_R32G32_UINT=101,_.VK_FORMAT_R32_SFLOAT=100,_.VK_FORMAT_R32_SINT=99,_.VK_FORMAT_R32_UINT=98,_.VK_FORMAT_R4G4B4A4_UNORM_PACK16=2,_.VK_FORMAT_R4G4_UNORM_PACK8=1,_.VK_FORMAT_R5G5B5A1_UNORM_PACK16=6,_.VK_FORMAT_R5G6B5_UNORM_PACK16=4,_.VK_FORMAT_R64G64B64A64_SFLOAT=121,_.VK_FORMAT_R64G64B64A64_SINT=120,_.VK_FORMAT_R64G64B64A64_UINT=119,_.VK_FORMAT_R64G64B64_SFLOAT=118,_.VK_FORMAT_R64G64B64_SINT=117,_.VK_FORMAT_R64G64B64_UINT=116,_.VK_FORMAT_R64G64_SFLOAT=115,_.VK_FORMAT_R64G64_SINT=114,_.VK_FORMAT_R64G64_UINT=113,_.VK_FORMAT_R64_SFLOAT=112,_.VK_FORMAT_R64_SINT=111,_.VK_FORMAT_R64_UINT=110,_.VK_FORMAT_R8G8B8A8_SINT=42,_.VK_FORMAT_R8G8B8A8_SNORM=38,_.VK_FORMAT_R8G8B8A8_SRGB=43,_.VK_FORMAT_R8G8B8A8_UINT=41,_.VK_FORMAT_R8G8B8A8_UNORM=37,_.VK_FORMAT_R8G8B8_SINT=28,_.VK_FORMAT_R8G8B8_SNORM=24,_.VK_FORMAT_R8G8B8_SRGB=29,_.VK_FORMAT_R8G8B8_UINT=27,_.VK_FORMAT_R8G8B8_UNORM=23,_.VK_FORMAT_R8G8_SINT=21,_.VK_FORMAT_R8G8_SNORM=17,_.VK_FORMAT_R8G8_SRGB=22,_.VK_FORMAT_R8G8_UINT=20,_.VK_FORMAT_R8G8_UNORM=16,_.VK_FORMAT_R8_SINT=14,_.VK_FORMAT_R8_SNORM=10,_.VK_FORMAT_R8_SRGB=15,_.VK_FORMAT_R8_UINT=13,_.VK_FORMAT_R8_UNORM=9,_.VK_FORMAT_S8_UINT=127,_.VK_FORMAT_UNDEFINED=0,_.VK_FORMAT_X8_D24_UNORM_PACK32=125,_.read=function(_){var R=new Uint8Array(_.buffer,_.byteOffset,n.length);if(R[0]!==n[0]||R[1]!==n[1]||R[2]!==n[2]||R[3]!==n[3]||R[4]!==n[4]||R[5]!==n[5]||R[6]!==n[6]||R[7]!==n[7]||R[8]!==n[8]||R[9]!==n[9]||R[10]!==n[10]||R[11]!==n[11])throw new Error("Missing KTX 2.0 identifier.");var A=new t,O=17*Uint32Array.BYTES_PER_ELEMENT,i=new e(_,n.length,O,!0);A.vkFormat=i._nextUint32(),A.typeSize=i._nextUint32(),A.pixelWidth=i._nextUint32(),A.pixelHeight=i._nextUint32(),A.pixelDepth=i._nextUint32(),A.layerCount=i._nextUint32(),A.faceCount=i._nextUint32();var T=i._nextUint32();A.supercompressionScheme=i._nextUint32();for(var r=i._nextUint32(),a=i._nextUint32(),F=i._nextUint32(),M=i._nextUint32(),s=i._nextUint64(),B=i._nextUint64(),o=new e(_,n.length+O,3*T*8,!0),S=0;S<T;S++)A.levels.push({levelData:new Uint8Array(_.buffer,_.byteOffset+o._nextUint64(),o._nextUint64()),uncompressedByteLength:o._nextUint64()});for(var U=new e(_,r,a,!0),C={vendorId:U._skip(4)._nextUint16(),descriptorType:U._nextUint16(),versionNumber:U._nextUint16(),descriptorBlockSize:U._nextUint16(),colorModel:U._nextUint8(),colorPrimaries:U._nextUint8(),transferFunction:U._nextUint8(),flags:U._nextUint8(),texelBlockDimension:[U._nextUint8(),U._nextUint8(),U._nextUint8(),U._nextUint8()],bytesPlane:[U._nextUint8(),U._nextUint8(),U._nextUint8(),U._nextUint8(),U._nextUint8(),U._nextUint8(),U._nextUint8(),U._nextUint8()],samples:[]},l=(C.descriptorBlockSize/4-6)/4,V=0;V<l;V++){var f={bitOffset:U._nextUint16(),bitLength:U._nextUint8(),channelType:U._nextUint8(),samplePosition:[U._nextUint8(),U._nextUint8(),U._nextUint8(),U._nextUint8()],sampleLower:-Infinity,sampleUpper:Infinity};64&f.channelType?(f.sampleLower=U._nextInt32(),f.sampleUpper=U._nextInt32()):(f.sampleLower=U._nextUint32(),f.sampleUpper=U._nextUint32()),C.samples[V]=f}A.dataFormatDescriptor.length=0,A.dataFormatDescriptor.push(C);for(var N=new e(_,F,M,!0);N._offset<M;){var L=N._nextUint32(),G=N._scan(L),D=K(G),E=N._scan(L-G.byteLength);A.keyValue[D]=D.match(/^ktx/i)?K(E):E,N._offset%4&&N._skip(4-N._offset%4)}if(B<=0)return A;for(var h=new e(_,s,B,!0),x=h._nextUint16(),p=h._nextUint16(),I=h._nextUint32(),c=h._nextUint32(),P=h._nextUint32(),y=h._nextUint32(),u=[],g=0;g<T;g++)u.push({imageFlags:h._nextUint32(),rgbSliceByteOffset:h._nextUint32(),rgbSliceByteLength:h._nextUint32(),alphaSliceByteOffset:h._nextUint32(),alphaSliceByteLength:h._nextUint32()});var d=s+h._offset,b=d+I,m=b+c,v=m+P,H=new Uint8Array(_.buffer,_.byteOffset+d,I),w=new Uint8Array(_.buffer,_.byteOffset+b,c),X=new Uint8Array(_.buffer,_.byteOffset+m,P),k=new Uint8Array(_.buffer,_.byteOffset+v,y);return A.globalData={endpointCount:x,selectorCount:p,imageDescs:u,endpointsData:H,selectorsData:w,tablesData:X,extendedData:k},A},_.write=function(_,t){void 0===t&&(t={}),t=A({},a,t);var e=new ArrayBuffer(0);if(_.globalData){var O=new ArrayBuffer(20+5*_.globalData.imageDescs.length*4),i=new DataView(O);i.setUint16(0,_.globalData.endpointCount,!0),i.setUint16(2,_.globalData.selectorCount,!0),i.setUint32(4,_.globalData.endpointsData.byteLength,!0),i.setUint32(8,_.globalData.selectorsData.byteLength,!0),i.setUint32(12,_.globalData.tablesData.byteLength,!0),i.setUint32(16,_.globalData.extendedData.byteLength,!0);for(var K=0;K<_.globalData.imageDescs.length;K++){var F=_.globalData.imageDescs[K];i.setUint32(20+5*K*4+0,F.imageFlags,!0),i.setUint32(20+5*K*4+4,F.rgbSliceByteOffset,!0),i.setUint32(20+5*K*4+8,F.rgbSliceByteLength,!0),i.setUint32(20+5*K*4+12,F.alphaSliceByteOffset,!0),i.setUint32(20+5*K*4+16,F.alphaSliceByteLength,!0)}e=r([O,_.globalData.endpointsData,_.globalData.selectorsData,_.globalData.tablesData,_.globalData.extendedData])}var M=[],s=_.keyValue;for(var B in t.keepWriter||(s=A({},_.keyValue,{KTXwriter:"KTX-Parse v0.3.3"})),s){var o=s[B],S=T(B),U="string"==typeof o?T(o):o,C=S.byteLength+1+U.byteLength+1,l=C%4?4-C%4:0;M.push(r([new Uint32Array([C]),S,R,U,R,new Uint8Array(l).fill(0)]))}var V=r(M);if(1!==_.dataFormatDescriptor.length||0!==_.dataFormatDescriptor[0].descriptorType)throw new Error("Only BASICFORMAT Data Format Descriptor output supported.");var f=_.dataFormatDescriptor[0],N=new ArrayBuffer(28+16*f.samples.length),L=new DataView(N),G=24+16*f.samples.length;if(L.setUint32(0,N.byteLength,!0),L.setUint16(4,f.vendorId,!0),L.setUint16(6,f.descriptorType,!0),L.setUint16(8,f.versionNumber,!0),L.setUint16(10,G,!0),L.setUint8(12,f.colorModel),L.setUint8(13,f.colorPrimaries),L.setUint8(14,f.transferFunction),L.setUint8(15,f.flags),!Array.isArray(f.texelBlockDimension))throw new Error("texelBlockDimension is now an array. For dimensionality `d`, set `d - 1`.");L.setUint8(16,f.texelBlockDimension[0]),L.setUint8(17,f.texelBlockDimension[1]),L.setUint8(18,f.texelBlockDimension[2]),L.setUint8(19,f.texelBlockDimension[3]);for(var D=0;D<8;D++)L.setUint8(20+D,f.bytesPlane[D]);for(var E=0;E<f.samples.length;E++){var h=f.samples[E],x=28+16*E;if(h.channelID)throw new Error("channelID has been renamed to channelType.");L.setUint16(x+0,h.bitOffset,!0),L.setUint8(x+2,h.bitLength),L.setUint8(x+3,h.channelType),L.setUint8(x+4,h.samplePosition[0]),L.setUint8(x+5,h.samplePosition[1]),L.setUint8(x+6,h.samplePosition[2]),L.setUint8(x+7,h.samplePosition[3]),64&h.channelType?(L.setInt32(x+8,h.sampleLower,!0),L.setInt32(x+12,h.sampleUpper,!0)):(L.setUint32(x+8,h.sampleLower,!0),L.setUint32(x+12,h.sampleUpper,!0))}var p=n.length+68+3*_.levels.length*8,I=p+N.byteLength,c=e.byteLength>0?I+V.byteLength:0;c%8&&(c+=8-c%8);for(var P=[],y=new DataView(new ArrayBuffer(3*_.levels.length*8)),u=(c||I+V.byteLength)+e.byteLength,g=0;g<_.levels.length;g++){var d=_.levels[g];P.push(d.levelData),y.setBigUint64(24*g+0,BigInt(u),!0),y.setBigUint64(24*g+8,BigInt(d.levelData.byteLength),!0),y.setBigUint64(24*g+16,BigInt(d.uncompressedByteLength),!0),u+=d.levelData.byteLength}var b=new ArrayBuffer(68),m=new DataView(b);return m.setUint32(0,_.vkFormat,!0),m.setUint32(4,_.typeSize,!0),m.setUint32(8,_.pixelWidth,!0),m.setUint32(12,_.pixelHeight,!0),m.setUint32(16,_.pixelDepth,!0),m.setUint32(20,_.layerCount,!0),m.setUint32(24,_.faceCount,!0),m.setUint32(28,_.levels.length,!0),m.setUint32(32,_.supercompressionScheme,!0),m.setUint32(36,p,!0),m.setUint32(40,N.byteLength,!0),m.setUint32(44,I,!0),m.setUint32(48,V.byteLength,!0),m.setBigUint64(52,BigInt(e.byteLength>0?c:0),!0),m.setBigUint64(60,BigInt(e.byteLength),!0),new Uint8Array(r([new Uint8Array(n).buffer,b,y.buffer,N,V,c>0?new ArrayBuffer(c-(I+V.byteLength)):new ArrayBuffer(0),e].concat(P)))}});
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