ktx-parse - npm Package Compare versions

Comparing version 0.2.2 to 0.3.0

dist/buffer-reader.d.ts

@@ -10,4 +10,5 @@ export declare class BufferReader {
     _nextUint64(): number;
+    _nextInt32(): number;
     _skip(bytes: number): this;
     _scan(maxByteLength: number, term?: number): Uint8Array;
 }

dist/constants.d.ts

@@ -1,8 +0,244 @@
-export declare const KTX_WRITER: string;
-export declare const NUL: Uint8Array;
-export declare const KTX2_ID: number[];
-export declare const HEADER_BYTE_LENGTH = 68;
+export declare const KHR_SUPERCOMPRESSION_NONE = 0;
+export declare const KHR_SUPERCOMPRESSION_BASISLZ = 1;
+export declare const KHR_SUPERCOMPRESSION_ZSTD = 2;
+export declare const KHR_SUPERCOMPRESSION_ZLIB = 3;
+export declare const KHR_DF_KHR_DESCRIPTORTYPE_BASICFORMAT = 0;
 export declare const KHR_DF_VENDORID_KHRONOS = 0;
 export declare const KHR_DF_VERSION = 2;
-export declare const KHR_DF_BLOCKSIZE = 40;
+export declare const KHR_DF_MODEL_UNSPECIFIED = 0;
+export declare const KHR_DF_MODEL_RGBSDA = 1;
+export declare const KHR_DF_MODEL_ETC1 = 160;
+export declare const KHR_DF_MODEL_ETC2 = 161;
+export declare const KHR_DF_MODEL_ASTC = 162;
+export declare const KHR_DF_MODEL_ETC1S = 163;
+export declare const KHR_DF_FLAG_ALPHA_STRAIGHT = 0;
+export declare const KHR_DF_FLAG_ALPHA_PREMULTIPLIED = 1;
+export declare const KHR_DF_TRANSFER_UNSPECIFIED = 0;
+export declare const KHR_DF_TRANSFER_LINEAR = 1;
+export declare const KHR_DF_TRANSFER_SRGB = 2;
+export declare const KHR_DF_TRANSFER_ITU = 3;
+export declare const KHR_DF_TRANSFER_NTSC = 4;
+export declare const KHR_DF_TRANSFER_SLOG = 5;
+export declare const KHR_DF_TRANSFER_SLOG2 = 6;
+export declare const KHR_DF_TRANSFER_BT1886 = 7;
+export declare const KHR_DF_TRANSFER_HLG_OETF = 8;
+export declare const KHR_DF_TRANSFER_HLG_EOTF = 9;
+export declare const KHR_DF_TRANSFER_PQ_EOTF = 10;
+export declare const KHR_DF_TRANSFER_PQ_OETF = 11;
+export declare const KHR_DF_TRANSFER_DCIP3 = 12;
+export declare const KHR_DF_TRANSFER_PAL_OETF = 13;
+export declare const KHR_DF_TRANSFER_PAL625_EOTF = 14;
+export declare const KHR_DF_TRANSFER_ST240 = 15;
+export declare const KHR_DF_TRANSFER_ACESCC = 16;
+export declare const KHR_DF_TRANSFER_ACESCCT = 17;
+export declare const KHR_DF_TRANSFER_ADOBERGB = 18;
+export declare const KHR_DF_PRIMARIES_UNSPECIFIED = 0;
+export declare const KHR_DF_PRIMARIES_BT709 = 1;
+export declare const KHR_DF_PRIMARIES_BT601_EBU = 2;
+export declare const KHR_DF_PRIMARIES_BT601_SMPTE = 3;
+export declare const KHR_DF_PRIMARIES_BT2020 = 4;
+export declare const KHR_DF_PRIMARIES_CIEXYZ = 5;
+export declare const KHR_DF_PRIMARIES_ACES = 6;
+export declare const KHR_DF_PRIMARIES_ACESCC = 7;
+export declare const KHR_DF_PRIMARIES_NTSC1953 = 8;
+export declare const KHR_DF_PRIMARIES_PAL525 = 9;
+export declare const KHR_DF_PRIMARIES_DISPLAYP3 = 10;
+export declare const KHR_DF_PRIMARIES_ADOBERGB = 11;
+export declare const KHR_DF_CHANNEL_RGBSDA_RED = 0;
+export declare const KHR_DF_CHANNEL_RGBSDA_GREEN = 1;
+export declare const KHR_DF_CHANNEL_RGBSDA_BLUE = 2;
+export declare const KHR_DF_CHANNEL_RGBSDA_STENCIL = 13;
+export declare const KHR_DF_CHANNEL_RGBSDA_DEPTH = 14;
+export declare const KHR_DF_CHANNEL_RGBSDA_ALPHA = 15;
+export declare const KHR_DF_SAMPLE_DATATYPE_FLOAT = 128;
+export declare const KHR_DF_SAMPLE_DATATYPE_SIGNED = 64;
+export declare const KHR_DF_SAMPLE_DATATYPE_EXPONENT = 32;
+export declare const KHR_DF_SAMPLE_DATATYPE_LINEAR = 16;
 export declare const VK_FORMAT_UNDEFINED = 0;
+export declare const VK_FORMAT_R4G4_UNORM_PACK8 = 1;
+export declare const VK_FORMAT_R4G4B4A4_UNORM_PACK16 = 2;
+export declare const VK_FORMAT_B4G4R4A4_UNORM_PACK16 = 3;
+export declare const VK_FORMAT_R5G6B5_UNORM_PACK16 = 4;
+export declare const VK_FORMAT_B5G6R5_UNORM_PACK16 = 5;
+export declare const VK_FORMAT_R5G5B5A1_UNORM_PACK16 = 6;
+export declare const VK_FORMAT_B5G5R5A1_UNORM_PACK16 = 7;
+export declare const VK_FORMAT_A1R5G5B5_UNORM_PACK16 = 8;
+export declare const VK_FORMAT_R8_UNORM = 9;
+export declare const VK_FORMAT_R8_SNORM = 10;
+export declare const VK_FORMAT_R8_UINT = 13;
+export declare const VK_FORMAT_R8_SINT = 14;
+export declare const VK_FORMAT_R8_SRGB = 15;
+export declare const VK_FORMAT_R8G8_UNORM = 16;
+export declare const VK_FORMAT_R8G8_SNORM = 17;
+export declare const VK_FORMAT_R8G8_UINT = 20;
+export declare const VK_FORMAT_R8G8_SINT = 21;
+export declare const VK_FORMAT_R8G8_SRGB = 22;
+export declare const VK_FORMAT_R8G8B8_UNORM = 23;
+export declare const VK_FORMAT_R8G8B8_SNORM = 24;
+export declare const VK_FORMAT_R8G8B8_UINT = 27;
+export declare const VK_FORMAT_R8G8B8_SINT = 28;
+export declare const VK_FORMAT_R8G8B8_SRGB = 29;
+export declare const VK_FORMAT_B8G8R8_UNORM = 30;
+export declare const VK_FORMAT_B8G8R8_SNORM = 31;
+export declare const VK_FORMAT_B8G8R8_UINT = 34;
+export declare const VK_FORMAT_B8G8R8_SINT = 35;
+export declare const VK_FORMAT_B8G8R8_SRGB = 36;
+export declare const VK_FORMAT_R8G8B8A8_UNORM = 37;
+export declare const VK_FORMAT_R8G8B8A8_SNORM = 38;
+export declare const VK_FORMAT_R8G8B8A8_UINT = 41;
+export declare const VK_FORMAT_R8G8B8A8_SINT = 42;
+export declare const VK_FORMAT_R8G8B8A8_SRGB = 43;
+export declare const VK_FORMAT_B8G8R8A8_UNORM = 44;
+export declare const VK_FORMAT_B8G8R8A8_SNORM = 45;
+export declare const VK_FORMAT_B8G8R8A8_UINT = 48;
+export declare const VK_FORMAT_B8G8R8A8_SINT = 49;
+export declare const VK_FORMAT_B8G8R8A8_SRGB = 50;
+export declare const VK_FORMAT_A2R10G10B10_UNORM_PACK32 = 58;
+export declare const VK_FORMAT_A2R10G10B10_SNORM_PACK32 = 59;
+export declare const VK_FORMAT_A2R10G10B10_UINT_PACK32 = 62;
+export declare const VK_FORMAT_A2R10G10B10_SINT_PACK32 = 63;
+export declare const VK_FORMAT_A2B10G10R10_UNORM_PACK32 = 64;
+export declare const VK_FORMAT_A2B10G10R10_SNORM_PACK32 = 65;
+export declare const VK_FORMAT_A2B10G10R10_UINT_PACK32 = 68;
+export declare const VK_FORMAT_A2B10G10R10_SINT_PACK32 = 69;
+export declare const VK_FORMAT_R16_UNORM = 70;
+export declare const VK_FORMAT_R16_SNORM = 71;
+export declare const VK_FORMAT_R16_UINT = 74;
+export declare const VK_FORMAT_R16_SINT = 75;
+export declare const VK_FORMAT_R16_SFLOAT = 76;
+export declare const VK_FORMAT_R16G16_UNORM = 77;
+export declare const VK_FORMAT_R16G16_SNORM = 78;
+export declare const VK_FORMAT_R16G16_UINT = 81;
+export declare const VK_FORMAT_R16G16_SINT = 82;
+export declare const VK_FORMAT_R16G16_SFLOAT = 83;
+export declare const VK_FORMAT_R16G16B16_UNORM = 84;
+export declare const VK_FORMAT_R16G16B16_SNORM = 85;
+export declare const VK_FORMAT_R16G16B16_UINT = 88;
+export declare const VK_FORMAT_R16G16B16_SINT = 89;
+export declare const VK_FORMAT_R16G16B16_SFLOAT = 90;
+export declare const VK_FORMAT_R16G16B16A16_UNORM = 91;
+export declare const VK_FORMAT_R16G16B16A16_SNORM = 92;
+export declare const VK_FORMAT_R16G16B16A16_UINT = 95;
+export declare const VK_FORMAT_R16G16B16A16_SINT = 96;
+export declare const VK_FORMAT_R16G16B16A16_SFLOAT = 97;
+export declare const VK_FORMAT_R32_UINT = 98;
+export declare const VK_FORMAT_R32_SINT = 99;
+export declare const VK_FORMAT_R32_SFLOAT = 100;
+export declare const VK_FORMAT_R32G32_UINT = 101;
+export declare const VK_FORMAT_R32G32_SINT = 102;
+export declare const VK_FORMAT_R32G32_SFLOAT = 103;
+export declare const VK_FORMAT_R32G32B32_UINT = 104;
+export declare const VK_FORMAT_R32G32B32_SINT = 105;
+export declare const VK_FORMAT_R32G32B32_SFLOAT = 106;
+export declare const VK_FORMAT_R32G32B32A32_UINT = 107;
+export declare const VK_FORMAT_R32G32B32A32_SINT = 108;
+export declare const VK_FORMAT_R32G32B32A32_SFLOAT = 109;
+export declare const VK_FORMAT_R64_UINT = 110;
+export declare const VK_FORMAT_R64_SINT = 111;
+export declare const VK_FORMAT_R64_SFLOAT = 112;
+export declare const VK_FORMAT_R64G64_UINT = 113;
+export declare const VK_FORMAT_R64G64_SINT = 114;
+export declare const VK_FORMAT_R64G64_SFLOAT = 115;
+export declare const VK_FORMAT_R64G64B64_UINT = 116;
+export declare const VK_FORMAT_R64G64B64_SINT = 117;
+export declare const VK_FORMAT_R64G64B64_SFLOAT = 118;
+export declare const VK_FORMAT_R64G64B64A64_UINT = 119;
+export declare const VK_FORMAT_R64G64B64A64_SINT = 120;
+export declare const VK_FORMAT_R64G64B64A64_SFLOAT = 121;
+export declare const VK_FORMAT_B10G11R11_UFLOAT_PACK32 = 122;
+export declare const VK_FORMAT_E5B9G9R9_UFLOAT_PACK32 = 123;
+export declare const VK_FORMAT_D16_UNORM = 124;
+export declare const VK_FORMAT_X8_D24_UNORM_PACK32 = 125;
+export declare const VK_FORMAT_D32_SFLOAT = 126;
+export declare const VK_FORMAT_S8_UINT = 127;
+export declare const VK_FORMAT_D16_UNORM_S8_UINT = 128;
+export declare const VK_FORMAT_D24_UNORM_S8_UINT = 129;
+export declare const VK_FORMAT_D32_SFLOAT_S8_UINT = 130;
+export declare const VK_FORMAT_BC1_RGB_UNORM_BLOCK = 131;
+export declare const VK_FORMAT_BC1_RGB_SRGB_BLOCK = 132;
+export declare const VK_FORMAT_BC1_RGBA_UNORM_BLOCK = 133;
+export declare const VK_FORMAT_BC1_RGBA_SRGB_BLOCK = 134;
+export declare const VK_FORMAT_BC2_UNORM_BLOCK = 135;
+export declare const VK_FORMAT_BC2_SRGB_BLOCK = 136;
+export declare const VK_FORMAT_BC3_UNORM_BLOCK = 137;
+export declare const VK_FORMAT_BC3_SRGB_BLOCK = 138;
+export declare const VK_FORMAT_BC4_UNORM_BLOCK = 139;
+export declare const VK_FORMAT_BC4_SNORM_BLOCK = 140;
+export declare const VK_FORMAT_BC5_UNORM_BLOCK = 141;
+export declare const VK_FORMAT_BC5_SNORM_BLOCK = 142;
+export declare const VK_FORMAT_BC6H_UFLOAT_BLOCK = 143;
+export declare const VK_FORMAT_BC6H_SFLOAT_BLOCK = 144;
+export declare const VK_FORMAT_BC7_UNORM_BLOCK = 145;
+export declare const VK_FORMAT_BC7_SRGB_BLOCK = 146;
+export declare const VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK = 147;
+export declare const VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK = 148;
+export declare const VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK = 149;
+export declare const VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK = 150;
+export declare const VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK = 151;
+export declare const VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK = 152;
+export declare const VK_FORMAT_EAC_R11_UNORM_BLOCK = 153;
+export declare const VK_FORMAT_EAC_R11_SNORM_BLOCK = 154;
+export declare const VK_FORMAT_EAC_R11G11_UNORM_BLOCK = 155;
+export declare const VK_FORMAT_EAC_R11G11_SNORM_BLOCK = 156;
+export declare const VK_FORMAT_ASTC_4x4_UNORM_BLOCK = 157;
+export declare const VK_FORMAT_ASTC_4x4_SRGB_BLOCK = 158;
+export declare const VK_FORMAT_ASTC_5x4_UNORM_BLOCK = 159;
+export declare const VK_FORMAT_ASTC_5x4_SRGB_BLOCK = 160;
+export declare const VK_FORMAT_ASTC_5x5_UNORM_BLOCK = 161;
+export declare const VK_FORMAT_ASTC_5x5_SRGB_BLOCK = 162;
+export declare const VK_FORMAT_ASTC_6x5_UNORM_BLOCK = 163;
+export declare const VK_FORMAT_ASTC_6x5_SRGB_BLOCK = 164;
+export declare const VK_FORMAT_ASTC_6x6_UNORM_BLOCK = 165;
+export declare const VK_FORMAT_ASTC_6x6_SRGB_BLOCK = 166;
+export declare const VK_FORMAT_ASTC_8x5_UNORM_BLOCK = 167;
+export declare const VK_FORMAT_ASTC_8x5_SRGB_BLOCK = 168;
+export declare const VK_FORMAT_ASTC_8x6_UNORM_BLOCK = 169;
+export declare const VK_FORMAT_ASTC_8x6_SRGB_BLOCK = 170;
+export declare const VK_FORMAT_ASTC_8x8_UNORM_BLOCK = 171;
+export declare const VK_FORMAT_ASTC_8x8_SRGB_BLOCK = 172;
+export declare const VK_FORMAT_ASTC_10x5_UNORM_BLOCK = 173;
+export declare const VK_FORMAT_ASTC_10x5_SRGB_BLOCK = 174;
+export declare const VK_FORMAT_ASTC_10x6_UNORM_BLOCK = 175;
+export declare const VK_FORMAT_ASTC_10x6_SRGB_BLOCK = 176;
+export declare const VK_FORMAT_ASTC_10x8_UNORM_BLOCK = 177;
+export declare const VK_FORMAT_ASTC_10x8_SRGB_BLOCK = 178;
+export declare const VK_FORMAT_ASTC_10x10_UNORM_BLOCK = 179;
+export declare const VK_FORMAT_ASTC_10x10_SRGB_BLOCK = 180;
+export declare const VK_FORMAT_ASTC_12x10_UNORM_BLOCK = 181;
+export declare const VK_FORMAT_ASTC_12x10_SRGB_BLOCK = 182;
+export declare const VK_FORMAT_ASTC_12x12_UNORM_BLOCK = 183;
+export declare const VK_FORMAT_ASTC_12x12_SRGB_BLOCK = 184;
+export declare const VK_FORMAT_R10X6_UNORM_PACK16 = 1000156007;
+export declare const VK_FORMAT_R10X6G10X6_UNORM_2PACK16 = 1000156008;
+export declare const VK_FORMAT_R10X6G10X6B10X6A10X6_UNORM_4PACK16 = 1000156009;
+export declare const VK_FORMAT_G10X6B10X6G10X6R10X6_422_UNORM_4PACK16 = 1000156010;
+export declare const VK_FORMAT_B10X6G10X6R10X6G10X6_422_UNORM_4PACK16 = 1000156011;
+export declare const VK_FORMAT_R12X4_UNORM_PACK16 = 1000156017;
+export declare const VK_FORMAT_R12X4G12X4_UNORM_2PACK16 = 1000156018;
+export declare const VK_FORMAT_R12X4G12X4B12X4A12X4_UNORM_4PACK16 = 1000156019;
+export declare const VK_FORMAT_G12X4B12X4G12X4R12X4_422_UNORM_4PACK16 = 1000156020;
+export declare const VK_FORMAT_B12X4G12X4R12X4G12X4_422_UNORM_4PACK16 = 1000156021;
+export declare const VK_FORMAT_PVRTC1_2BPP_UNORM_BLOCK_IMG = 1000054000;
+export declare const VK_FORMAT_PVRTC1_4BPP_UNORM_BLOCK_IMG = 1000054001;
+export declare const VK_FORMAT_PVRTC2_2BPP_UNORM_BLOCK_IMG = 1000054002;
+export declare const VK_FORMAT_PVRTC2_4BPP_UNORM_BLOCK_IMG = 1000054003;
+export declare const VK_FORMAT_PVRTC1_2BPP_SRGB_BLOCK_IMG = 1000054004;
+export declare const VK_FORMAT_PVRTC1_4BPP_SRGB_BLOCK_IMG = 1000054005;
+export declare const VK_FORMAT_PVRTC2_2BPP_SRGB_BLOCK_IMG = 1000054006;
+export declare const VK_FORMAT_PVRTC2_4BPP_SRGB_BLOCK_IMG = 1000054007;
+export declare const VK_FORMAT_ASTC_4x4_SFLOAT_BLOCK_EXT = 1000066000;
+export declare const VK_FORMAT_ASTC_5x4_SFLOAT_BLOCK_EXT = 1000066001;
+export declare const VK_FORMAT_ASTC_5x5_SFLOAT_BLOCK_EXT = 1000066002;
+export declare const VK_FORMAT_ASTC_6x5_SFLOAT_BLOCK_EXT = 1000066003;
+export declare const VK_FORMAT_ASTC_6x6_SFLOAT_BLOCK_EXT = 1000066004;
+export declare const VK_FORMAT_ASTC_8x5_SFLOAT_BLOCK_EXT = 1000066005;
+export declare const VK_FORMAT_ASTC_8x6_SFLOAT_BLOCK_EXT = 1000066006;
+export declare const VK_FORMAT_ASTC_8x8_SFLOAT_BLOCK_EXT = 1000066007;
+export declare const VK_FORMAT_ASTC_10x5_SFLOAT_BLOCK_EXT = 1000066008;
+export declare const VK_FORMAT_ASTC_10x6_SFLOAT_BLOCK_EXT = 1000066009;
+export declare const VK_FORMAT_ASTC_10x8_SFLOAT_BLOCK_EXT = 1000066010;
+export declare const VK_FORMAT_ASTC_10x10_SFLOAT_BLOCK_EXT = 1000066011;
+export declare const VK_FORMAT_ASTC_12x10_SFLOAT_BLOCK_EXT = 1000066012;
+export declare const VK_FORMAT_ASTC_12x12_SFLOAT_BLOCK_EXT = 1000066013;
+export declare const VK_FORMAT_A4R4G4B4_UNORM_PACK16_EXT = 1000340000;
+export declare const VK_FORMAT_A4B4G4R4_UNORM_PACK16_EXT = 1000340001;

dist/container.d.ts

@@ -1,2 +0,1 @@
-import { KTX2SupercompressionScheme } from './enums';
 /**
@@ -33,3 +32,3 @@ * Represents an unpacked KTX 2.0 texture container. Data for individual mip levels are stored in
     /** Indicates which supercompression scheme has been applied to mip level images, if any. */
-    supercompressionScheme: KTX2SupercompressionScheme;
+    supercompressionScheme: number;
     /** Mip levels, ordered largest (original) to smallest (~1px). */
@@ -65,2 +64,3 @@ levels: KTX2Level[];
     versionNumber: number;
+    /** @deprecated Inferred. */
     descriptorBlockSize: number;
@@ -71,16 +71,12 @@ colorModel: number;
     flags: number;
-    texelBlockDimension: KTX2BasicFormatTexelBlockDimensions;
-    bytesPlane: number[];
+    texelBlockDimension: [number, number, number, number];
+    bytesPlane: [number, number, number, number, number, number, number, number];
     samples: KTX2BasicFormatSample[];
 }
-export interface KTX2BasicFormatTexelBlockDimensions {
-    x: number;
-    y: number;
-    z: number;
-    w: number;
-}
 export interface KTX2BasicFormatSample {
     bitOffset: number;
     bitLength: number;
-    channelID: number;
+    /** @deprecated Renamed to 'channelType'. */
+    channelID?: number;
+    channelType: number;
     samplePosition: number[];
@@ -87,0 +83,0 @@ sampleLower: number;

dist/index.d.ts

 export * from './container';
-export * from './enums';
+export * from './constants';
 export * from './read';
 export * from './write';

dist/ktx-parse.js

@@ -1,2 +0,2 @@
-var t,e,n,i,r,a,s,o,l=new Uint8Array([0]),f=[171,75,84,88,32,50,48,187,13,10,26,10];(t=exports.KTX2SupercompressionScheme||(exports.KTX2SupercompressionScheme={}))[t.NONE=0]="NONE",t[t.BASISLZ=1]="BASISLZ",t[t.ZSTD=2]="ZSTD",t[t.ZLIB=3]="ZLIB",(e=exports.KTX2DescriptorType||(exports.KTX2DescriptorType={}))[e.BASICFORMAT=0]="BASICFORMAT",(n=exports.KTX2Model||(exports.KTX2Model={}))[n.UNSPECIFIED=0]="UNSPECIFIED",n[n.ETC1S=163]="ETC1S",n[n.UASTC=166]="UASTC",(i=exports.KTX2Primaries||(exports.KTX2Primaries={}))[i.UNSPECIFIED=0]="UNSPECIFIED",i[i.SRGB=1]="SRGB",(r=exports.KTX2Transfer||(exports.KTX2Transfer={}))[r.UNSPECIFIED=0]="UNSPECIFIED",r[r.LINEAR=1]="LINEAR",r[r.SRGB=2]="SRGB",r[r.ITU=3]="ITU",r[r.NTSC=4]="NTSC",r[r.SLOG=5]="SLOG",r[r.SLOG2=6]="SLOG2",(a=exports.KTX2Flags||(exports.KTX2Flags={}))[a.ALPHA_STRAIGHT=0]="ALPHA_STRAIGHT",a[a.ALPHA_PREMULTIPLIED=1]="ALPHA_PREMULTIPLIED",(s=exports.KTX2ChannelETC1S||(exports.KTX2ChannelETC1S={}))[s.RGB=0]="RGB",s[s.RRR=3]="RRR",s[s.GGG=4]="GGG",s[s.AAA=15]="AAA",(o=exports.KTX2ChannelUASTC||(exports.KTX2ChannelUASTC={}))[o.RGB=0]="RGB",o[o.RGBA=3]="RGBA",o[o.RRR=4]="RRR",o[o.RRRG=5]="RRRG";var U=function(){this.vkFormat=0,this.typeSize=1,this.pixelWidth=0,this.pixelHeight=0,this.pixelDepth=0,this.layerCount=0,this.faceCount=1,this.supercompressionScheme=exports.KTX2SupercompressionScheme.NONE,this.levels=[],this.dataFormatDescriptor=[{vendorId:0,descriptorType:exports.KTX2DescriptorType.BASICFORMAT,versionNumber:2,descriptorBlockSize:40,colorModel:exports.KTX2Model.UNSPECIFIED,colorPrimaries:exports.KTX2Primaries.SRGB,transferFunction:exports.KTX2Primaries.SRGB,flags:exports.KTX2Flags.ALPHA_STRAIGHT,texelBlockDimension:{x:4,y:4,z:1,w:1},bytesPlane:[],samples:[]}],this.keyValue={},this.globalData=null},p=function(){function t(t,e,n,i){this._dataView=new DataView(t.buffer,t.byteOffset+e,n),this._littleEndian=i,this._offset=0}var e=t.prototype;return e._nextUint8=function(){var t=this._dataView.getUint8(this._offset);return this._offset+=1,t},e._nextUint16=function(){var t=this._dataView.getUint16(this._offset,this._littleEndian);return this._offset+=2,t},e._nextUint32=function(){var t=this._dataView.getUint32(this._offset,this._littleEndian);return this._offset+=4,t},e._nextUint64=function(){var t=this._dataView.getUint32(this._offset,this._littleEndian),e=this._dataView.getUint32(this._offset+4,this._littleEndian),n=t+Math.pow(2,32)*e;return this._offset+=8,n},e._skip=function(t){return this._offset+=t,this},e._scan=function(t,e){void 0===e&&(e=0);for(var n=this._offset,i=0;this._dataView.getUint8(this._offset)!==e&&i<t;)i++,this._offset++;return i<t&&this._offset++,new Uint8Array(this._dataView.buffer,this._dataView.byteOffset+n,i)},t}();function h(){return(h=Object.assign||function(t){for(var e=1;e<arguments.length;e++){var n=arguments[e];for(var i in n)Object.prototype.hasOwnProperty.call(n,i)&&(t[i]=n[i])}return t}).apply(this,arguments)}function c(t,e){(null==e||e>t.length)&&(e=t.length);for(var n=0,i=new Array(e);n<e;n++)i[n]=t[n];return i}function x(t,e){var n;if("undefined"==typeof Symbol||null==t[Symbol.iterator]){if(Array.isArray(t)||(n=function(t,e){if(t){if("string"==typeof t)return c(t,void 0);var n=Object.prototype.toString.call(t).slice(8,-1);return"Object"===n&&t.constructor&&(n=t.constructor.name),"Map"===n||"Set"===n?Array.from(t):"Arguments"===n||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)?c(t,void 0):void 0}}(t))||e&&t&&"number"==typeof t.length){n&&(t=n);var i=0;return function(){return i>=t.length?{done:!0}:{done:!1,value:t[i++]}}}throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}return(n=t[Symbol.iterator]()).next.bind(n)}function u(t){return"undefined"!=typeof TextEncoder?(new TextEncoder).encode(t):Buffer.from(t)}function _(t){return"undefined"!=typeof TextDecoder?(new TextDecoder).decode(t):Buffer.from(t).toString("utf8")}function g(t){for(var e,n=0,i=x(t);!(e=i()).done;)n+=e.value.byteLength;for(var r,a=new Uint8Array(n),s=0,o=x(t);!(r=o()).done;){var l=r.value;a.set(new Uint8Array(l),s),s+=l.byteLength}return a}var y={keepWriter:!1};exports.KTX2Container=U,exports.read=function(t){var e=new Uint8Array(t.buffer,t.byteOffset,f.length);if(e[0]!==f[0]||e[1]!==f[1]||e[2]!==f[2]||e[3]!==f[3]||e[4]!==f[4]||e[5]!==f[5]||e[6]!==f[6]||e[7]!==f[7]||e[8]!==f[8]||e[9]!==f[9]||e[10]!==f[10]||e[11]!==f[11])throw new Error("Missing KTX 2.0 identifier.");var n=new U,i=17*Uint32Array.BYTES_PER_ELEMENT,r=new p(t,f.length,i,!0);n.vkFormat=r._nextUint32(),n.typeSize=r._nextUint32(),n.pixelWidth=r._nextUint32(),n.pixelHeight=r._nextUint32(),n.pixelDepth=r._nextUint32(),n.layerCount=r._nextUint32(),n.faceCount=r._nextUint32();var a=r._nextUint32();n.supercompressionScheme=r._nextUint32();for(var s=r._nextUint32(),o=r._nextUint32(),l=r._nextUint32(),h=r._nextUint32(),c=r._nextUint64(),x=r._nextUint64(),u=new p(t,f.length+i,3*a*8,!0),g=0;g<a;g++)n.levels.push({levelData:new Uint8Array(t.buffer,t.byteOffset+u._nextUint64(),u._nextUint64()),uncompressedByteLength:u._nextUint64()});for(var y=new p(t,s,o,!0),d={vendorId:y._skip(4)._nextUint16(),descriptorType:y._nextUint16(),versionNumber:y._nextUint16(),descriptorBlockSize:y._nextUint16(),colorModel:y._nextUint8(),colorPrimaries:y._nextUint8(),transferFunction:y._nextUint8(),flags:y._nextUint8(),texelBlockDimension:{x:y._nextUint8()+1,y:y._nextUint8()+1,z:y._nextUint8()+1,w:y._nextUint8()+1},bytesPlane:[y._nextUint8(),y._nextUint8(),y._nextUint8(),y._nextUint8(),y._nextUint8(),y._nextUint8(),y._nextUint8(),y._nextUint8()],samples:[]},b=(d.descriptorBlockSize/4-6)/4,D=0;D<b;D++)d.samples[D]={bitOffset:y._nextUint16(),bitLength:y._nextUint8(),channelID:y._nextUint8(),samplePosition:[y._nextUint8(),y._nextUint8(),y._nextUint8(),y._nextUint8()],sampleLower:y._nextUint32(),sampleUpper:y._nextUint32()};n.dataFormatDescriptor.length=0,n.dataFormatDescriptor.push(d);for(var m=new p(t,l,h,!0);m._offset<h;){var v=m._nextUint32(),S=m._scan(v),T=_(S),A=m._scan(v-S.byteLength);n.keyValue[T]=T.match(/^ktx/i)?_(A):A,m._offset%4&&m._skip(4-m._offset%4)}if(x<=0)return n;for(var w=new p(t,c,x,!0),B=w._nextUint16(),L=w._nextUint16(),I=w._nextUint32(),R=w._nextUint32(),E=w._nextUint32(),C=w._nextUint32(),P=[],O=0;O<a;O++)P.push({imageFlags:w._nextUint32(),rgbSliceByteOffset:w._nextUint32(),rgbSliceByteLength:w._nextUint32(),alphaSliceByteOffset:w._nextUint32(),alphaSliceByteLength:w._nextUint32()});var F=c+w._offset,G=F+I,K=G+R,X=K+E,k=new Uint8Array(t.buffer,t.byteOffset+F,I),N=new Uint8Array(t.buffer,t.byteOffset+G,R),V=new Uint8Array(t.buffer,t.byteOffset+K,E),M=new Uint8Array(t.buffer,t.byteOffset+X,C);return n.globalData={endpointCount:B,selectorCount:L,imageDescs:P,endpointsData:k,selectorsData:N,tablesData:V,extendedData:M},n},exports.write=function(t,e){void 0===e&&(e={}),e=h({},y,e);var n=new ArrayBuffer(0);if(t.globalData){var i=new ArrayBuffer(20+5*t.globalData.imageDescs.length*4),r=new DataView(i);r.setUint16(0,t.globalData.endpointCount,!0),r.setUint16(2,t.globalData.selectorCount,!0),r.setUint32(4,t.globalData.endpointsData.byteLength,!0),r.setUint32(8,t.globalData.selectorsData.byteLength,!0),r.setUint32(12,t.globalData.tablesData.byteLength,!0),r.setUint32(16,t.globalData.extendedData.byteLength,!0);for(var a=0;a<t.globalData.imageDescs.length;a++){var s=t.globalData.imageDescs[a];r.setUint32(20+5*a*4+0,s.imageFlags,!0),r.setUint32(20+5*a*4+4,s.rgbSliceByteOffset,!0),r.setUint32(20+5*a*4+8,s.rgbSliceByteLength,!0),r.setUint32(20+5*a*4+12,s.alphaSliceByteOffset,!0),r.setUint32(20+5*a*4+16,s.alphaSliceByteLength,!0)}n=g([i,t.globalData.endpointsData,t.globalData.selectorsData,t.globalData.tablesData,t.globalData.extendedData])}var o=[],U=t.keyValue;for(var p in e.keepWriter||(U=h({},t.keyValue,{KTXwriter:"KTX-Parse v0.2.2"})),U){var c=U[p],x=u(p),_="string"==typeof c?u(c):c,d=x.byteLength+1+_.byteLength+1,b=d%4?4-d%4:0;o.push(g([new Uint32Array([d]),x,l,_,l,new Uint8Array(b).fill(0)]))}var D=g(o);if(1!==t.dataFormatDescriptor.length||t.dataFormatDescriptor[0].descriptorType!==exports.KTX2DescriptorType.BASICFORMAT)throw new Error("Only BASICFORMAT Data Format Descriptor output supported.");var m=t.dataFormatDescriptor[0],v=new ArrayBuffer(28+16*m.samples.length),S=new DataView(v);S.setUint32(0,v.byteLength,!0),S.setUint16(4,m.vendorId,!0),S.setUint16(6,m.descriptorType,!0),S.setUint16(8,m.versionNumber,!0),S.setUint16(10,m.descriptorBlockSize,!0),S.setUint8(12,m.colorModel),S.setUint8(13,m.colorPrimaries),S.setUint8(14,m.transferFunction),S.setUint8(15,m.flags),S.setUint8(16,m.texelBlockDimension.x-1),S.setUint8(17,m.texelBlockDimension.y-1),S.setUint8(18,m.texelBlockDimension.z-1),S.setUint8(19,m.texelBlockDimension.w-1);for(var T=0;T<8;T++)S.setUint8(20+T,m.bytesPlane[T]);for(var A=0;A<m.samples.length;A++){var w=m.samples[A],B=28+16*A;S.setUint16(B+0,w.bitOffset,!0),S.setUint8(B+2,w.bitLength),S.setUint8(B+3,w.channelID),S.setUint8(B+4,w.samplePosition[0]),S.setUint8(B+5,w.samplePosition[1]),S.setUint8(B+6,w.samplePosition[2]),S.setUint8(B+7,w.samplePosition[3]),S.setUint32(B+8,w.sampleLower,!0),S.setUint32(B+12,w.sampleUpper,!0)}var L=f.length+68+3*t.levels.length*8,I=L+v.byteLength,R=I+D.byteLength;R%8&&(R+=8-R%8);for(var E=[],C=new DataView(new ArrayBuffer(3*t.levels.length*8)),P=R+n.byteLength,O=0;O<t.levels.length;O++){var F=t.levels[O];E.push(F.levelData),C.setBigUint64(24*O+0,BigInt(P),!0),C.setBigUint64(24*O+8,BigInt(F.levelData.byteLength),!0),C.setBigUint64(24*O+16,BigInt(F.uncompressedByteLength),!0),P+=F.levelData.byteLength}var G=new ArrayBuffer(68),K=new DataView(G);return K.setUint32(0,t.vkFormat,!0),K.setUint32(4,t.typeSize,!0),K.setUint32(8,t.pixelWidth,!0),K.setUint32(12,t.pixelHeight,!0),K.setUint32(16,t.pixelDepth,!0),K.setUint32(20,t.layerCount,!0),K.setUint32(24,t.faceCount,!0),K.setUint32(28,t.levels.length,!0),K.setUint32(32,t.supercompressionScheme,!0),K.setUint32(36,L,!0),K.setUint32(40,v.byteLength,!0),K.setUint32(44,I,!0),K.setUint32(48,D.byteLength,!0),K.setBigUint64(52,BigInt(R),!0),K.setBigUint64(60,BigInt(n.byteLength),!0),new Uint8Array(g([new Uint8Array(f).buffer,G,C.buffer,v,D,new ArrayBuffer(R-(I+D.byteLength)),n].concat(E)))};
+var _=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},t=function(){function _(_,t,e,r){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 _=this._dataView.getUint16(this._offset,this._littleEndian);return this._offset+=2,_},t._nextUint32=function(){var _=this._dataView.getUint32(this._offset,this._littleEndian);return this._offset+=4,_},t._nextUint64=function(){var _=this._dataView.getUint32(this._offset,this._littleEndian),t=this._dataView.getUint32(this._offset+4,this._littleEndian),e=_+Math.pow(2,32)*t;return this._offset+=8,e},t._nextInt32=function(){var _=this._dataView.getInt32(this._offset,this._littleEndian);return this._offset+=4,_},t._skip=function(_){return this._offset+=_,this},t._scan=function(_,t){void 0===t&&(t=0);for(var e=this._offset,r=0;this._dataView.getUint8(this._offset)!==t&&r<_;)r++,this._offset++;return r<_&&this._offset++,new Uint8Array(this._dataView.buffer,this._dataView.byteOffset+e,r)},_}(),e=new Uint8Array([0]),r=[171,75,84,88,32,50,48,187,13,10,26,10];function R(){return(R=Object.assign||function(_){for(var t=1;t<arguments.length;t++){var e=arguments[t];for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(_[r]=e[r])}return _}).apply(this,arguments)}function s(_,t){(null==t||t>_.length)&&(t=_.length);for(var e=0,r=new Array(t);e<t;e++)r[e]=_[e];return r}function n(_,t){var e;if("undefined"==typeof Symbol||null==_[Symbol.iterator]){if(Array.isArray(_)||(e=function(_,t){if(_){if("string"==typeof _)return s(_,void 0);var e=Object.prototype.toString.call(_).slice(8,-1);return"Object"===e&&_.constructor&&(e=_.constructor.name),"Map"===e||"Set"===e?Array.from(_):"Arguments"===e||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(e)?s(_,void 0):void 0}}(_))||t&&_&&"number"==typeof _.length){e&&(_=e);var r=0;return function(){return r>=_.length?{done:!0}:{done:!1,value:_[r++]}}}throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}return(e=_[Symbol.iterator]()).next.bind(e)}function o(_){return"undefined"!=typeof TextEncoder?(new TextEncoder).encode(_):Buffer.from(_)}function A(_){return"undefined"!=typeof TextDecoder?(new TextDecoder).decode(_):Buffer.from(_).toString("utf8")}function O(_){for(var t,e=0,r=n(_);!(t=r()).done;)e+=t.value.byteLength;for(var R,s=new Uint8Array(e),o=0,A=n(_);!(R=A()).done;){var O=R.value;s.set(new Uint8Array(O),o),o+=O.byteLength}return s}var T={keepWriter:!1};exports.KHR_DF_CHANNEL_RGBSDA_ALPHA=15,exports.KHR_DF_CHANNEL_RGBSDA_BLUE=2,exports.KHR_DF_CHANNEL_RGBSDA_DEPTH=14,exports.KHR_DF_CHANNEL_RGBSDA_GREEN=1,exports.KHR_DF_CHANNEL_RGBSDA_RED=0,exports.KHR_DF_CHANNEL_RGBSDA_STENCIL=13,exports.KHR_DF_FLAG_ALPHA_PREMULTIPLIED=1,exports.KHR_DF_FLAG_ALPHA_STRAIGHT=0,exports.KHR_DF_KHR_DESCRIPTORTYPE_BASICFORMAT=0,exports.KHR_DF_MODEL_ASTC=162,exports.KHR_DF_MODEL_ETC1=160,exports.KHR_DF_MODEL_ETC1S=163,exports.KHR_DF_MODEL_ETC2=161,exports.KHR_DF_MODEL_RGBSDA=1,exports.KHR_DF_MODEL_UNSPECIFIED=0,exports.KHR_DF_PRIMARIES_ACES=6,exports.KHR_DF_PRIMARIES_ACESCC=7,exports.KHR_DF_PRIMARIES_ADOBERGB=11,exports.KHR_DF_PRIMARIES_BT2020=4,exports.KHR_DF_PRIMARIES_BT601_EBU=2,exports.KHR_DF_PRIMARIES_BT601_SMPTE=3,exports.KHR_DF_PRIMARIES_BT709=1,exports.KHR_DF_PRIMARIES_CIEXYZ=5,exports.KHR_DF_PRIMARIES_DISPLAYP3=10,exports.KHR_DF_PRIMARIES_NTSC1953=8,exports.KHR_DF_PRIMARIES_PAL525=9,exports.KHR_DF_PRIMARIES_UNSPECIFIED=0,exports.KHR_DF_SAMPLE_DATATYPE_EXPONENT=32,exports.KHR_DF_SAMPLE_DATATYPE_FLOAT=128,exports.KHR_DF_SAMPLE_DATATYPE_LINEAR=16,exports.KHR_DF_SAMPLE_DATATYPE_SIGNED=64,exports.KHR_DF_TRANSFER_ACESCC=16,exports.KHR_DF_TRANSFER_ACESCCT=17,exports.KHR_DF_TRANSFER_ADOBERGB=18,exports.KHR_DF_TRANSFER_BT1886=7,exports.KHR_DF_TRANSFER_DCIP3=12,exports.KHR_DF_TRANSFER_HLG_EOTF=9,exports.KHR_DF_TRANSFER_HLG_OETF=8,exports.KHR_DF_TRANSFER_ITU=3,exports.KHR_DF_TRANSFER_LINEAR=1,exports.KHR_DF_TRANSFER_NTSC=4,exports.KHR_DF_TRANSFER_PAL625_EOTF=14,exports.KHR_DF_TRANSFER_PAL_OETF=13,exports.KHR_DF_TRANSFER_PQ_EOTF=10,exports.KHR_DF_TRANSFER_PQ_OETF=11,exports.KHR_DF_TRANSFER_SLOG=5,exports.KHR_DF_TRANSFER_SLOG2=6,exports.KHR_DF_TRANSFER_SRGB=2,exports.KHR_DF_TRANSFER_ST240=15,exports.KHR_DF_TRANSFER_UNSPECIFIED=0,exports.KHR_DF_VENDORID_KHRONOS=0,exports.KHR_DF_VERSION=2,exports.KHR_SUPERCOMPRESSION_BASISLZ=1,exports.KHR_SUPERCOMPRESSION_NONE=0,exports.KHR_SUPERCOMPRESSION_ZLIB=3,exports.KHR_SUPERCOMPRESSION_ZSTD=2,exports.KTX2Container=_,exports.VK_FORMAT_A1R5G5B5_UNORM_PACK16=8,exports.VK_FORMAT_A2B10G10R10_SINT_PACK32=69,exports.VK_FORMAT_A2B10G10R10_SNORM_PACK32=65,exports.VK_FORMAT_A2B10G10R10_UINT_PACK32=68,exports.VK_FORMAT_A2B10G10R10_UNORM_PACK32=64,exports.VK_FORMAT_A2R10G10B10_SINT_PACK32=63,exports.VK_FORMAT_A2R10G10B10_SNORM_PACK32=59,exports.VK_FORMAT_A2R10G10B10_UINT_PACK32=62,exports.VK_FORMAT_A2R10G10B10_UNORM_PACK32=58,exports.VK_FORMAT_A4B4G4R4_UNORM_PACK16_EXT=1000340001,exports.VK_FORMAT_A4R4G4B4_UNORM_PACK16_EXT=100034e4,exports.VK_FORMAT_ASTC_10x10_SFLOAT_BLOCK_EXT=1000066011,exports.VK_FORMAT_ASTC_10x10_SRGB_BLOCK=180,exports.VK_FORMAT_ASTC_10x10_UNORM_BLOCK=179,exports.VK_FORMAT_ASTC_10x5_SFLOAT_BLOCK_EXT=1000066008,exports.VK_FORMAT_ASTC_10x5_SRGB_BLOCK=174,exports.VK_FORMAT_ASTC_10x5_UNORM_BLOCK=173,exports.VK_FORMAT_ASTC_10x6_SFLOAT_BLOCK_EXT=1000066009,exports.VK_FORMAT_ASTC_10x6_SRGB_BLOCK=176,exports.VK_FORMAT_ASTC_10x6_UNORM_BLOCK=175,exports.VK_FORMAT_ASTC_10x8_SFLOAT_BLOCK_EXT=1000066010,exports.VK_FORMAT_ASTC_10x8_SRGB_BLOCK=178,exports.VK_FORMAT_ASTC_10x8_UNORM_BLOCK=177,exports.VK_FORMAT_ASTC_12x10_SFLOAT_BLOCK_EXT=1000066012,exports.VK_FORMAT_ASTC_12x10_SRGB_BLOCK=182,exports.VK_FORMAT_ASTC_12x10_UNORM_BLOCK=181,exports.VK_FORMAT_ASTC_12x12_SFLOAT_BLOCK_EXT=1000066013,exports.VK_FORMAT_ASTC_12x12_SRGB_BLOCK=184,exports.VK_FORMAT_ASTC_12x12_UNORM_BLOCK=183,exports.VK_FORMAT_ASTC_4x4_SFLOAT_BLOCK_EXT=1000066e3,exports.VK_FORMAT_ASTC_4x4_SRGB_BLOCK=158,exports.VK_FORMAT_ASTC_4x4_UNORM_BLOCK=157,exports.VK_FORMAT_ASTC_5x4_SFLOAT_BLOCK_EXT=1000066001,exports.VK_FORMAT_ASTC_5x4_SRGB_BLOCK=160,exports.VK_FORMAT_ASTC_5x4_UNORM_BLOCK=159,exports.VK_FORMAT_ASTC_5x5_SFLOAT_BLOCK_EXT=1000066002,exports.VK_FORMAT_ASTC_5x5_SRGB_BLOCK=162,exports.VK_FORMAT_ASTC_5x5_UNORM_BLOCK=161,exports.VK_FORMAT_ASTC_6x5_SFLOAT_BLOCK_EXT=1000066003,exports.VK_FORMAT_ASTC_6x5_SRGB_BLOCK=164,exports.VK_FORMAT_ASTC_6x5_UNORM_BLOCK=163,exports.VK_FORMAT_ASTC_6x6_SFLOAT_BLOCK_EXT=1000066004,exports.VK_FORMAT_ASTC_6x6_SRGB_BLOCK=166,exports.VK_FORMAT_ASTC_6x6_UNORM_BLOCK=165,exports.VK_FORMAT_ASTC_8x5_SFLOAT_BLOCK_EXT=1000066005,exports.VK_FORMAT_ASTC_8x5_SRGB_BLOCK=168,exports.VK_FORMAT_ASTC_8x5_UNORM_BLOCK=167,exports.VK_FORMAT_ASTC_8x6_SFLOAT_BLOCK_EXT=1000066006,exports.VK_FORMAT_ASTC_8x6_SRGB_BLOCK=170,exports.VK_FORMAT_ASTC_8x6_UNORM_BLOCK=169,exports.VK_FORMAT_ASTC_8x8_SFLOAT_BLOCK_EXT=1000066007,exports.VK_FORMAT_ASTC_8x8_SRGB_BLOCK=172,exports.VK_FORMAT_ASTC_8x8_UNORM_BLOCK=171,exports.VK_FORMAT_B10G11R11_UFLOAT_PACK32=122,exports.VK_FORMAT_B10X6G10X6R10X6G10X6_422_UNORM_4PACK16=1000156011,exports.VK_FORMAT_B12X4G12X4R12X4G12X4_422_UNORM_4PACK16=1000156021,exports.VK_FORMAT_B4G4R4A4_UNORM_PACK16=3,exports.VK_FORMAT_B5G5R5A1_UNORM_PACK16=7,exports.VK_FORMAT_B5G6R5_UNORM_PACK16=5,exports.VK_FORMAT_B8G8R8A8_SINT=49,exports.VK_FORMAT_B8G8R8A8_SNORM=45,exports.VK_FORMAT_B8G8R8A8_SRGB=50,exports.VK_FORMAT_B8G8R8A8_UINT=48,exports.VK_FORMAT_B8G8R8A8_UNORM=44,exports.VK_FORMAT_B8G8R8_SINT=35,exports.VK_FORMAT_B8G8R8_SNORM=31,exports.VK_FORMAT_B8G8R8_SRGB=36,exports.VK_FORMAT_B8G8R8_UINT=34,exports.VK_FORMAT_B8G8R8_UNORM=30,exports.VK_FORMAT_BC1_RGBA_SRGB_BLOCK=134,exports.VK_FORMAT_BC1_RGBA_UNORM_BLOCK=133,exports.VK_FORMAT_BC1_RGB_SRGB_BLOCK=132,exports.VK_FORMAT_BC1_RGB_UNORM_BLOCK=131,exports.VK_FORMAT_BC2_SRGB_BLOCK=136,exports.VK_FORMAT_BC2_UNORM_BLOCK=135,exports.VK_FORMAT_BC3_SRGB_BLOCK=138,exports.VK_FORMAT_BC3_UNORM_BLOCK=137,exports.VK_FORMAT_BC4_SNORM_BLOCK=140,exports.VK_FORMAT_BC4_UNORM_BLOCK=139,exports.VK_FORMAT_BC5_SNORM_BLOCK=142,exports.VK_FORMAT_BC5_UNORM_BLOCK=141,exports.VK_FORMAT_BC6H_SFLOAT_BLOCK=144,exports.VK_FORMAT_BC6H_UFLOAT_BLOCK=143,exports.VK_FORMAT_BC7_SRGB_BLOCK=146,exports.VK_FORMAT_BC7_UNORM_BLOCK=145,exports.VK_FORMAT_D16_UNORM=124,exports.VK_FORMAT_D16_UNORM_S8_UINT=128,exports.VK_FORMAT_D24_UNORM_S8_UINT=129,exports.VK_FORMAT_D32_SFLOAT=126,exports.VK_FORMAT_D32_SFLOAT_S8_UINT=130,exports.VK_FORMAT_E5B9G9R9_UFLOAT_PACK32=123,exports.VK_FORMAT_EAC_R11G11_SNORM_BLOCK=156,exports.VK_FORMAT_EAC_R11G11_UNORM_BLOCK=155,exports.VK_FORMAT_EAC_R11_SNORM_BLOCK=154,exports.VK_FORMAT_EAC_R11_UNORM_BLOCK=153,exports.VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK=150,exports.VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK=149,exports.VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK=152,exports.VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK=151,exports.VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK=148,exports.VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK=147,exports.VK_FORMAT_G10X6B10X6G10X6R10X6_422_UNORM_4PACK16=1000156010,exports.VK_FORMAT_G12X4B12X4G12X4R12X4_422_UNORM_4PACK16=1000156020,exports.VK_FORMAT_PVRTC1_2BPP_SRGB_BLOCK_IMG=1000054004,exports.VK_FORMAT_PVRTC1_2BPP_UNORM_BLOCK_IMG=1000054e3,exports.VK_FORMAT_PVRTC1_4BPP_SRGB_BLOCK_IMG=1000054005,exports.VK_FORMAT_PVRTC1_4BPP_UNORM_BLOCK_IMG=1000054001,exports.VK_FORMAT_PVRTC2_2BPP_SRGB_BLOCK_IMG=1000054006,exports.VK_FORMAT_PVRTC2_2BPP_UNORM_BLOCK_IMG=1000054002,exports.VK_FORMAT_PVRTC2_4BPP_SRGB_BLOCK_IMG=1000054007,exports.VK_FORMAT_PVRTC2_4BPP_UNORM_BLOCK_IMG=1000054003,exports.VK_FORMAT_R10X6G10X6B10X6A10X6_UNORM_4PACK16=1000156009,exports.VK_FORMAT_R10X6G10X6_UNORM_2PACK16=1000156008,exports.VK_FORMAT_R10X6_UNORM_PACK16=1000156007,exports.VK_FORMAT_R12X4G12X4B12X4A12X4_UNORM_4PACK16=1000156019,exports.VK_FORMAT_R12X4G12X4_UNORM_2PACK16=1000156018,exports.VK_FORMAT_R12X4_UNORM_PACK16=1000156017,exports.VK_FORMAT_R16G16B16A16_SFLOAT=97,exports.VK_FORMAT_R16G16B16A16_SINT=96,exports.VK_FORMAT_R16G16B16A16_SNORM=92,exports.VK_FORMAT_R16G16B16A16_UINT=95,exports.VK_FORMAT_R16G16B16A16_UNORM=91,exports.VK_FORMAT_R16G16B16_SFLOAT=90,exports.VK_FORMAT_R16G16B16_SINT=89,exports.VK_FORMAT_R16G16B16_SNORM=85,exports.VK_FORMAT_R16G16B16_UINT=88,exports.VK_FORMAT_R16G16B16_UNORM=84,exports.VK_FORMAT_R16G16_SFLOAT=83,exports.VK_FORMAT_R16G16_SINT=82,exports.VK_FORMAT_R16G16_SNORM=78,exports.VK_FORMAT_R16G16_UINT=81,exports.VK_FORMAT_R16G16_UNORM=77,exports.VK_FORMAT_R16_SFLOAT=76,exports.VK_FORMAT_R16_SINT=75,exports.VK_FORMAT_R16_SNORM=71,exports.VK_FORMAT_R16_UINT=74,exports.VK_FORMAT_R16_UNORM=70,exports.VK_FORMAT_R32G32B32A32_SFLOAT=109,exports.VK_FORMAT_R32G32B32A32_SINT=108,exports.VK_FORMAT_R32G32B32A32_UINT=107,exports.VK_FORMAT_R32G32B32_SFLOAT=106,exports.VK_FORMAT_R32G32B32_SINT=105,exports.VK_FORMAT_R32G32B32_UINT=104,exports.VK_FORMAT_R32G32_SFLOAT=103,exports.VK_FORMAT_R32G32_SINT=102,exports.VK_FORMAT_R32G32_UINT=101,exports.VK_FORMAT_R32_SFLOAT=100,exports.VK_FORMAT_R32_SINT=99,exports.VK_FORMAT_R32_UINT=98,exports.VK_FORMAT_R4G4B4A4_UNORM_PACK16=2,exports.VK_FORMAT_R4G4_UNORM_PACK8=1,exports.VK_FORMAT_R5G5B5A1_UNORM_PACK16=6,exports.VK_FORMAT_R5G6B5_UNORM_PACK16=4,exports.VK_FORMAT_R64G64B64A64_SFLOAT=121,exports.VK_FORMAT_R64G64B64A64_SINT=120,exports.VK_FORMAT_R64G64B64A64_UINT=119,exports.VK_FORMAT_R64G64B64_SFLOAT=118,exports.VK_FORMAT_R64G64B64_SINT=117,exports.VK_FORMAT_R64G64B64_UINT=116,exports.VK_FORMAT_R64G64_SFLOAT=115,exports.VK_FORMAT_R64G64_SINT=114,exports.VK_FORMAT_R64G64_UINT=113,exports.VK_FORMAT_R64_SFLOAT=112,exports.VK_FORMAT_R64_SINT=111,exports.VK_FORMAT_R64_UINT=110,exports.VK_FORMAT_R8G8B8A8_SINT=42,exports.VK_FORMAT_R8G8B8A8_SNORM=38,exports.VK_FORMAT_R8G8B8A8_SRGB=43,exports.VK_FORMAT_R8G8B8A8_UINT=41,exports.VK_FORMAT_R8G8B8A8_UNORM=37,exports.VK_FORMAT_R8G8B8_SINT=28,exports.VK_FORMAT_R8G8B8_SNORM=24,exports.VK_FORMAT_R8G8B8_SRGB=29,exports.VK_FORMAT_R8G8B8_UINT=27,exports.VK_FORMAT_R8G8B8_UNORM=23,exports.VK_FORMAT_R8G8_SINT=21,exports.VK_FORMAT_R8G8_SNORM=17,exports.VK_FORMAT_R8G8_SRGB=22,exports.VK_FORMAT_R8G8_UINT=20,exports.VK_FORMAT_R8G8_UNORM=16,exports.VK_FORMAT_R8_SINT=14,exports.VK_FORMAT_R8_SNORM=10,exports.VK_FORMAT_R8_SRGB=15,exports.VK_FORMAT_R8_UINT=13,exports.VK_FORMAT_R8_UNORM=9,exports.VK_FORMAT_S8_UINT=127,exports.VK_FORMAT_UNDEFINED=0,exports.VK_FORMAT_X8_D24_UNORM_PACK32=125,exports.read=function(e){var R=new Uint8Array(e.buffer,e.byteOffset,r.length);if(R[0]!==r[0]||R[1]!==r[1]||R[2]!==r[2]||R[3]!==r[3]||R[4]!==r[4]||R[5]!==r[5]||R[6]!==r[6]||R[7]!==r[7]||R[8]!==r[8]||R[9]!==r[9]||R[10]!==r[10]||R[11]!==r[11])throw new Error("Missing KTX 2.0 identifier.");var s=new _,n=17*Uint32Array.BYTES_PER_ELEMENT,o=new t(e,r.length,n,!0);s.vkFormat=o._nextUint32(),s.typeSize=o._nextUint32(),s.pixelWidth=o._nextUint32(),s.pixelHeight=o._nextUint32(),s.pixelDepth=o._nextUint32(),s.layerCount=o._nextUint32(),s.faceCount=o._nextUint32();var O=o._nextUint32();s.supercompressionScheme=o._nextUint32();for(var T=o._nextUint32(),i=o._nextUint32(),x=o._nextUint32(),p=o._nextUint32(),K=o._nextUint64(),a=o._nextUint64(),F=new t(e,r.length+n,3*O*8,!0),M=0;M<O;M++)s.levels.push({levelData:new Uint8Array(e.buffer,e.byteOffset+F._nextUint64(),F._nextUint64()),uncompressedByteLength:F._nextUint64()});for(var B=new t(e,T,i,!0),S={vendorId:B._skip(4)._nextUint16(),descriptorType:B._nextUint16(),versionNumber:B._nextUint16(),descriptorBlockSize:B._nextUint16(),colorModel:B._nextUint8(),colorPrimaries:B._nextUint8(),transferFunction:B._nextUint8(),flags:B._nextUint8(),texelBlockDimension:[B._nextUint8(),B._nextUint8(),B._nextUint8(),B._nextUint8()],bytesPlane:[B._nextUint8(),B._nextUint8(),B._nextUint8(),B._nextUint8(),B._nextUint8(),B._nextUint8(),B._nextUint8(),B._nextUint8()],samples:[]},U=(S.descriptorBlockSize/4-6)/4,C=0;C<U;C++){var V={bitOffset:B._nextUint16(),bitLength:B._nextUint8(),channelType:B._nextUint8(),samplePosition:[B._nextUint8(),B._nextUint8(),B._nextUint8(),B._nextUint8()],sampleLower:-Infinity,sampleUpper:Infinity};64&V.channelType?(V.sampleLower=B._nextInt32(),V.sampleUpper=B._nextInt32()):(V.sampleLower=B._nextUint32(),V.sampleUpper=B._nextUint32()),S.samples[C]=V}s.dataFormatDescriptor.length=0,s.dataFormatDescriptor.push(S);for(var l=new t(e,x,p,!0);l._offset<p;){var N=l._nextUint32(),L=l._scan(N),f=A(L),G=l._scan(N-L.byteLength);s.keyValue[f]=f.match(/^ktx/i)?A(G):G,l._offset%4&&l._skip(4-l._offset%4)}if(a<=0)return s;for(var D=new t(e,K,a,!0),E=D._nextUint16(),h=D._nextUint16(),I=D._nextUint32(),P=D._nextUint32(),c=D._nextUint32(),y=D._nextUint32(),u=[],g=0;g<O;g++)u.push({imageFlags:D._nextUint32(),rgbSliceByteOffset:D._nextUint32(),rgbSliceByteLength:D._nextUint32(),alphaSliceByteOffset:D._nextUint32(),alphaSliceByteLength:D._nextUint32()});var b=K+D._offset,d=b+I,m=d+P,v=m+c,H=new Uint8Array(e.buffer,e.byteOffset+b,I),w=new Uint8Array(e.buffer,e.byteOffset+d,P),X=new Uint8Array(e.buffer,e.byteOffset+m,c),k=new Uint8Array(e.buffer,e.byteOffset+v,y);return s.globalData={endpointCount:E,selectorCount:h,imageDescs:u,endpointsData:H,selectorsData:w,tablesData:X,extendedData:k},s},exports.write=function(_,t){void 0===t&&(t={}),t=R({},T,t);var s=new ArrayBuffer(0);if(_.globalData){var n=new ArrayBuffer(20+5*_.globalData.imageDescs.length*4),A=new DataView(n);A.setUint16(0,_.globalData.endpointCount,!0),A.setUint16(2,_.globalData.selectorCount,!0),A.setUint32(4,_.globalData.endpointsData.byteLength,!0),A.setUint32(8,_.globalData.selectorsData.byteLength,!0),A.setUint32(12,_.globalData.tablesData.byteLength,!0),A.setUint32(16,_.globalData.extendedData.byteLength,!0);for(var i=0;i<_.globalData.imageDescs.length;i++){var x=_.globalData.imageDescs[i];A.setUint32(20+5*i*4+0,x.imageFlags,!0),A.setUint32(20+5*i*4+4,x.rgbSliceByteOffset,!0),A.setUint32(20+5*i*4+8,x.rgbSliceByteLength,!0),A.setUint32(20+5*i*4+12,x.alphaSliceByteOffset,!0),A.setUint32(20+5*i*4+16,x.alphaSliceByteLength,!0)}s=O([n,_.globalData.endpointsData,_.globalData.selectorsData,_.globalData.tablesData,_.globalData.extendedData])}var p=[],K=_.keyValue;for(var a in t.keepWriter||(K=R({},_.keyValue,{KTXwriter:"KTX-Parse v0.3.0"})),K){var F=K[a],M=o(a),B="string"==typeof F?o(F):F,S=M.byteLength+1+B.byteLength+1,U=S%4?4-S%4:0;p.push(O([new Uint32Array([S]),M,e,B,e,new Uint8Array(U).fill(0)]))}var C=O(p);if(1!==_.dataFormatDescriptor.length||0!==_.dataFormatDescriptor[0].descriptorType)throw new Error("Only BASICFORMAT Data Format Descriptor output supported.");var V=_.dataFormatDescriptor[0],l=new ArrayBuffer(28+16*V.samples.length),N=new DataView(l),L=24+16*V.samples.length;if(N.setUint32(0,l.byteLength,!0),N.setUint16(4,V.vendorId,!0),N.setUint16(6,V.descriptorType,!0),N.setUint16(8,V.versionNumber,!0),N.setUint16(10,L,!0),N.setUint8(12,V.colorModel),N.setUint8(13,V.colorPrimaries),N.setUint8(14,V.transferFunction),N.setUint8(15,V.flags),!Array.isArray(V.texelBlockDimension))throw new Error("texelBlockDimension is now an array. For dimensionality `d`, set `d - 1`.");N.setUint8(16,V.texelBlockDimension[0]),N.setUint8(17,V.texelBlockDimension[1]),N.setUint8(18,V.texelBlockDimension[2]),N.setUint8(19,V.texelBlockDimension[3]);for(var f=0;f<8;f++)N.setUint8(20+f,V.bytesPlane[f]);for(var G=0;G<V.samples.length;G++){var D=V.samples[G],E=28+16*G;if(D.channelID)throw new Error("channelID has been renamed to channelType.");N.setUint16(E+0,D.bitOffset,!0),N.setUint8(E+2,D.bitLength),N.setUint8(E+3,D.channelType),N.setUint8(E+4,D.samplePosition[0]),N.setUint8(E+5,D.samplePosition[1]),N.setUint8(E+6,D.samplePosition[2]),N.setUint8(E+7,D.samplePosition[3]),64&D.channelType?(N.setInt32(E+8,D.sampleLower,!0),N.setInt32(E+12,D.sampleUpper,!0)):(N.setUint32(E+8,D.sampleLower,!0),N.setUint32(E+12,D.sampleUpper,!0))}var h=r.length+68+3*_.levels.length*8,I=h+l.byteLength,P=s.byteLength>0?I+C.byteLength:0;P%8&&(P+=8-P%8);for(var c=[],y=new DataView(new ArrayBuffer(3*_.levels.length*8)),u=(P||I+C.byteLength)+s.byteLength,g=0;g<_.levels.length;g++){var b=_.levels[g];c.push(b.levelData),y.setBigUint64(24*g+0,BigInt(u),!0),y.setBigUint64(24*g+8,BigInt(b.levelData.byteLength),!0),y.setBigUint64(24*g+16,BigInt(b.uncompressedByteLength),!0),u+=b.levelData.byteLength}var d=new ArrayBuffer(68),m=new DataView(d);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,h,!0),m.setUint32(40,l.byteLength,!0),m.setUint32(44,I,!0),m.setUint32(48,C.byteLength,!0),m.setBigUint64(52,BigInt(s.byteLength>0?P:0),!0),m.setBigUint64(60,BigInt(s.byteLength),!0),new Uint8Array(O([new Uint8Array(r).buffer,d,y.buffer,l,C,P>0?new ArrayBuffer(P-(I+C.byteLength)):new ArrayBuffer(0),s].concat(c)))};
 //# sourceMappingURL=ktx-parse.js.map

dist/ktx-parse.modern.js

@@ -1,2 +0,2 @@
-const t=new Uint8Array([0]),e=[171,75,84,88,32,50,48,187,13,10,26,10];var n,i,s,a,r,o,l,f;!function(t){t[t.NONE=0]="NONE",t[t.BASISLZ=1]="BASISLZ",t[t.ZSTD=2]="ZSTD",t[t.ZLIB=3]="ZLIB"}(n||(n={})),function(t){t[t.BASICFORMAT=0]="BASICFORMAT"}(i||(i={})),function(t){t[t.UNSPECIFIED=0]="UNSPECIFIED",t[t.ETC1S=163]="ETC1S",t[t.UASTC=166]="UASTC"}(s||(s={})),function(t){t[t.UNSPECIFIED=0]="UNSPECIFIED",t[t.SRGB=1]="SRGB"}(a||(a={})),function(t){t[t.UNSPECIFIED=0]="UNSPECIFIED",t[t.LINEAR=1]="LINEAR",t[t.SRGB=2]="SRGB",t[t.ITU=3]="ITU",t[t.NTSC=4]="NTSC",t[t.SLOG=5]="SLOG",t[t.SLOG2=6]="SLOG2"}(r||(r={})),function(t){t[t.ALPHA_STRAIGHT=0]="ALPHA_STRAIGHT",t[t.ALPHA_PREMULTIPLIED=1]="ALPHA_PREMULTIPLIED"}(o||(o={})),function(t){t[t.RGB=0]="RGB",t[t.RRR=3]="RRR",t[t.GGG=4]="GGG",t[t.AAA=15]="AAA"}(l||(l={})),function(t){t[t.RGB=0]="RGB",t[t.RGBA=3]="RGBA",t[t.RRR=4]="RRR",t[t.RRRG=5]="RRRG"}(f||(f={}));class U{constructor(){this.vkFormat=0,this.typeSize=1,this.pixelWidth=0,this.pixelHeight=0,this.pixelDepth=0,this.layerCount=0,this.faceCount=1,this.supercompressionScheme=n.NONE,this.levels=[],this.dataFormatDescriptor=[{vendorId:0,descriptorType:i.BASICFORMAT,versionNumber:2,descriptorBlockSize:40,colorModel:s.UNSPECIFIED,colorPrimaries:a.SRGB,transferFunction:a.SRGB,flags:o.ALPHA_STRAIGHT,texelBlockDimension:{x:4,y:4,z:1,w:1},bytesPlane:[],samples:[]}],this.keyValue={},this.globalData=null}}class c{constructor(t,e,n,i){this._dataView=new DataView(t.buffer,t.byteOffset+e,n),this._littleEndian=i,this._offset=0}_nextUint8(){const t=this._dataView.getUint8(this._offset);return this._offset+=1,t}_nextUint16(){const t=this._dataView.getUint16(this._offset,this._littleEndian);return this._offset+=2,t}_nextUint32(){const t=this._dataView.getUint32(this._offset,this._littleEndian);return this._offset+=4,t}_nextUint64(){const t=this._dataView.getUint32(this._offset,this._littleEndian)+2**32*this._dataView.getUint32(this._offset+4,this._littleEndian);return this._offset+=8,t}_skip(t){return this._offset+=t,this}_scan(t,e=0){const n=this._offset;let i=0;for(;this._dataView.getUint8(this._offset)!==e&&i<t;)i++,this._offset++;return i<t&&this._offset++,new Uint8Array(this._dataView.buffer,this._dataView.byteOffset+n,i)}}function h(t){return"undefined"!=typeof TextEncoder?(new TextEncoder).encode(t):Buffer.from(t)}function _(t){return"undefined"!=typeof TextDecoder?(new TextDecoder).decode(t):Buffer.from(t).toString("utf8")}function g(t){let e=0;for(const n of t)e+=n.byteLength;const n=new Uint8Array(e);let i=0;for(const e of t)n.set(new Uint8Array(e),i),i+=e.byteLength;return n}function p(t){const n=new Uint8Array(t.buffer,t.byteOffset,e.length);if(n[0]!==e[0]||n[1]!==e[1]||n[2]!==e[2]||n[3]!==e[3]||n[4]!==e[4]||n[5]!==e[5]||n[6]!==e[6]||n[7]!==e[7]||n[8]!==e[8]||n[9]!==e[9]||n[10]!==e[10]||n[11]!==e[11])throw new Error("Missing KTX 2.0 identifier.");const i=new U,s=17*Uint32Array.BYTES_PER_ELEMENT,a=new c(t,e.length,s,!0);i.vkFormat=a._nextUint32(),i.typeSize=a._nextUint32(),i.pixelWidth=a._nextUint32(),i.pixelHeight=a._nextUint32(),i.pixelDepth=a._nextUint32(),i.layerCount=a._nextUint32(),i.faceCount=a._nextUint32();const r=a._nextUint32();i.supercompressionScheme=a._nextUint32();const o=a._nextUint32(),l=a._nextUint32(),f=a._nextUint32(),h=a._nextUint32(),g=a._nextUint64(),p=a._nextUint64(),x=new c(t,e.length+s,3*r*8,!0);for(let e=0;e<r;e++)i.levels.push({levelData:new Uint8Array(t.buffer,t.byteOffset+x._nextUint64(),x._nextUint64()),uncompressedByteLength:x._nextUint64()});const u=new c(t,o,l,!0),y={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:{x:u._nextUint8()+1,y:u._nextUint8()+1,z:u._nextUint8()+1,w:u._nextUint8()+1},bytesPlane:[u._nextUint8(),u._nextUint8(),u._nextUint8(),u._nextUint8(),u._nextUint8(),u._nextUint8(),u._nextUint8(),u._nextUint8()],samples:[]},D=(y.descriptorBlockSize/4-6)/4;for(let t=0;t<D;t++)y.samples[t]={bitOffset:u._nextUint16(),bitLength:u._nextUint8(),channelID:u._nextUint8(),samplePosition:[u._nextUint8(),u._nextUint8(),u._nextUint8(),u._nextUint8()],sampleLower:u._nextUint32(),sampleUpper:u._nextUint32()};i.dataFormatDescriptor.length=0,i.dataFormatDescriptor.push(y);const b=new c(t,f,h,!0);for(;b._offset<h;){const t=b._nextUint32(),e=b._scan(t),n=_(e),s=b._scan(t-e.byteLength);i.keyValue[n]=n.match(/^ktx/i)?_(s):s,b._offset%4&&b._skip(4-b._offset%4)}if(p<=0)return i;const d=new c(t,g,p,!0),B=d._nextUint16(),w=d._nextUint16(),A=d._nextUint32(),S=d._nextUint32(),m=d._nextUint32(),L=d._nextUint32(),I=[];for(let t=0;t<r;t++)I.push({imageFlags:d._nextUint32(),rgbSliceByteOffset:d._nextUint32(),rgbSliceByteLength:d._nextUint32(),alphaSliceByteOffset:d._nextUint32(),alphaSliceByteLength:d._nextUint32()});const R=g+d._offset,E=R+A,T=E+S,O=T+m,P=new Uint8Array(t.buffer,t.byteOffset+R,A),C=new Uint8Array(t.buffer,t.byteOffset+E,S),F=new Uint8Array(t.buffer,t.byteOffset+T,m),G=new Uint8Array(t.buffer,t.byteOffset+O,L);return i.globalData={endpointCount:B,selectorCount:w,imageDescs:I,endpointsData:P,selectorsData:C,tablesData:F,extendedData:G},i}function x(){return(x=Object.assign||function(t){for(var e=1;e<arguments.length;e++){var n=arguments[e];for(var i in n)Object.prototype.hasOwnProperty.call(n,i)&&(t[i]=n[i])}return t}).apply(this,arguments)}const u={keepWriter:!1};function y(n,s={}){s=x({},u,s);let a=new ArrayBuffer(0);if(n.globalData){const t=new ArrayBuffer(20+5*n.globalData.imageDescs.length*4),e=new DataView(t);e.setUint16(0,n.globalData.endpointCount,!0),e.setUint16(2,n.globalData.selectorCount,!0),e.setUint32(4,n.globalData.endpointsData.byteLength,!0),e.setUint32(8,n.globalData.selectorsData.byteLength,!0),e.setUint32(12,n.globalData.tablesData.byteLength,!0),e.setUint32(16,n.globalData.extendedData.byteLength,!0);for(let t=0;t<n.globalData.imageDescs.length;t++){const i=n.globalData.imageDescs[t];e.setUint32(20+5*t*4+0,i.imageFlags,!0),e.setUint32(20+5*t*4+4,i.rgbSliceByteOffset,!0),e.setUint32(20+5*t*4+8,i.rgbSliceByteLength,!0),e.setUint32(20+5*t*4+12,i.alphaSliceByteOffset,!0),e.setUint32(20+5*t*4+16,i.alphaSliceByteLength,!0)}a=g([t,n.globalData.endpointsData,n.globalData.selectorsData,n.globalData.tablesData,n.globalData.extendedData])}const r=[];let o=n.keyValue;s.keepWriter||(o=x({},n.keyValue,{KTXwriter:"KTX-Parse v0.2.2"}));for(const e in o){const n=o[e],i=h(e),s="string"==typeof n?h(n):n,a=i.byteLength+1+s.byteLength+1,l=a%4?4-a%4:0;r.push(g([new Uint32Array([a]),i,t,s,t,new Uint8Array(l).fill(0)]))}const l=g(r);if(1!==n.dataFormatDescriptor.length||n.dataFormatDescriptor[0].descriptorType!==i.BASICFORMAT)throw new Error("Only BASICFORMAT Data Format Descriptor output supported.");const f=n.dataFormatDescriptor[0],U=new ArrayBuffer(28+16*f.samples.length),c=new DataView(U);c.setUint32(0,U.byteLength,!0),c.setUint16(4,f.vendorId,!0),c.setUint16(6,f.descriptorType,!0),c.setUint16(8,f.versionNumber,!0),c.setUint16(10,f.descriptorBlockSize,!0),c.setUint8(12,f.colorModel),c.setUint8(13,f.colorPrimaries),c.setUint8(14,f.transferFunction),c.setUint8(15,f.flags),c.setUint8(16,f.texelBlockDimension.x-1),c.setUint8(17,f.texelBlockDimension.y-1),c.setUint8(18,f.texelBlockDimension.z-1),c.setUint8(19,f.texelBlockDimension.w-1);for(let t=0;t<8;t++)c.setUint8(20+t,f.bytesPlane[t]);for(let t=0;t<f.samples.length;t++){const e=f.samples[t],n=28+16*t;c.setUint16(n+0,e.bitOffset,!0),c.setUint8(n+2,e.bitLength),c.setUint8(n+3,e.channelID),c.setUint8(n+4,e.samplePosition[0]),c.setUint8(n+5,e.samplePosition[1]),c.setUint8(n+6,e.samplePosition[2]),c.setUint8(n+7,e.samplePosition[3]),c.setUint32(n+8,e.sampleLower,!0),c.setUint32(n+12,e.sampleUpper,!0)}const _=e.length+68+3*n.levels.length*8,p=_+U.byteLength;let y=p+l.byteLength;y%8&&(y+=8-y%8);const D=[],b=new DataView(new ArrayBuffer(3*n.levels.length*8));let d=y+a.byteLength;for(let t=0;t<n.levels.length;t++){const e=n.levels[t];D.push(e.levelData),b.setBigUint64(24*t+0,BigInt(d),!0),b.setBigUint64(24*t+8,BigInt(e.levelData.byteLength),!0),b.setBigUint64(24*t+16,BigInt(e.uncompressedByteLength),!0),d+=e.levelData.byteLength}const B=new ArrayBuffer(68),w=new DataView(B);return w.setUint32(0,n.vkFormat,!0),w.setUint32(4,n.typeSize,!0),w.setUint32(8,n.pixelWidth,!0),w.setUint32(12,n.pixelHeight,!0),w.setUint32(16,n.pixelDepth,!0),w.setUint32(20,n.layerCount,!0),w.setUint32(24,n.faceCount,!0),w.setUint32(28,n.levels.length,!0),w.setUint32(32,n.supercompressionScheme,!0),w.setUint32(36,_,!0),w.setUint32(40,U.byteLength,!0),w.setUint32(44,p,!0),w.setUint32(48,l.byteLength,!0),w.setBigUint64(52,BigInt(y),!0),w.setBigUint64(60,BigInt(a.byteLength),!0),new Uint8Array(g([new Uint8Array(e).buffer,B,b.buffer,U,l,new ArrayBuffer(y-(p+l.byteLength)),a,...D]))}export{l as KTX2ChannelETC1S,f as KTX2ChannelUASTC,U as KTX2Container,i as KTX2DescriptorType,o as KTX2Flags,s as KTX2Model,a as KTX2Primaries,n as KTX2SupercompressionScheme,r as KTX2Transfer,p as read,y as write};
+const t=0,e=1,n=2,i=3,s=0,a=0,r=2,o=0,l=1,f=160,U=161,c=162,h=163,_=0,p=1,g=0,y=1,x=2,u=3,b=4,d=5,m=6,w=7,D=8,B=9,L=10,A=11,k=12,v=13,S=14,I=15,O=16,T=17,V=18,E=0,F=1,P=2,C=3,z=4,M=5,W=6,N=7,H=8,K=9,X=10,j=11,R=0,Y=1,q=2,G=13,J=14,Q=15,Z=128,$=64,tt=32,et=16,nt=0,it=1,st=2,at=3,rt=4,ot=5,lt=6,ft=7,Ut=8,ct=9,ht=10,_t=13,pt=14,gt=15,yt=16,xt=17,ut=20,bt=21,dt=22,mt=23,wt=24,Dt=27,Bt=28,Lt=29,At=30,kt=31,vt=34,St=35,It=36,Ot=37,Tt=38,Vt=41,Et=42,Ft=43,Pt=44,Ct=45,zt=48,Mt=49,Wt=50,Nt=58,Ht=59,Kt=62,Xt=63,jt=64,Rt=65,Yt=68,qt=69,Gt=70,Jt=71,Qt=74,Zt=75,$t=76,te=77,ee=78,ne=81,ie=82,se=83,ae=84,re=85,oe=88,le=89,fe=90,Ue=91,ce=92,he=95,_e=96,pe=97,ge=98,ye=99,xe=100,ue=101,be=102,de=103,me=104,we=105,De=106,Be=107,Le=108,Ae=109,ke=110,ve=111,Se=112,Ie=113,Oe=114,Te=115,Ve=116,Ee=117,Fe=118,Pe=119,Ce=120,ze=121,Me=122,We=123,Ne=124,He=125,Ke=126,Xe=127,je=128,Re=129,Ye=130,qe=131,Ge=132,Je=133,Qe=134,Ze=135,$e=136,tn=137,en=138,nn=139,sn=140,an=141,rn=142,on=143,ln=144,fn=145,Un=146,cn=147,hn=148,_n=149,pn=150,gn=151,yn=152,xn=153,un=154,bn=155,dn=156,mn=157,wn=158,Dn=159,Bn=160,Ln=161,An=162,kn=163,vn=164,Sn=165,In=166,On=167,Tn=168,Vn=169,En=170,Fn=171,Pn=172,Cn=173,zn=174,Mn=175,Wn=176,Nn=177,Hn=178,Kn=179,Xn=180,jn=181,Rn=182,Yn=183,qn=184,Gn=1000156007,Jn=1000156008,Qn=1000156009,Zn=1000156010,$n=1000156011,ti=1000156017,ei=1000156018,ni=1000156019,ii=1000156020,si=1000156021,ai=1000054e3,ri=1000054001,oi=1000054002,li=1000054003,fi=1000054004,Ui=1000054005,ci=1000054006,hi=1000054007,_i=1000066e3,pi=1000066001,gi=1000066002,yi=1000066003,xi=1000066004,ui=1000066005,bi=1000066006,di=1000066007,mi=1000066008,wi=1000066009,Di=1000066010,Bi=1000066011,Li=1000066012,Ai=1000066013,ki=100034e4,vi=1000340001;class Si{constructor(){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}}class Ii{constructor(t,e,n,i){this._dataView=new DataView(t.buffer,t.byteOffset+e,n),this._littleEndian=i,this._offset=0}_nextUint8(){const t=this._dataView.getUint8(this._offset);return this._offset+=1,t}_nextUint16(){const t=this._dataView.getUint16(this._offset,this._littleEndian);return this._offset+=2,t}_nextUint32(){const t=this._dataView.getUint32(this._offset,this._littleEndian);return this._offset+=4,t}_nextUint64(){const t=this._dataView.getUint32(this._offset,this._littleEndian)+2**32*this._dataView.getUint32(this._offset+4,this._littleEndian);return this._offset+=8,t}_nextInt32(){const t=this._dataView.getInt32(this._offset,this._littleEndian);return this._offset+=4,t}_skip(t){return this._offset+=t,this}_scan(t,e=0){const n=this._offset;let i=0;for(;this._dataView.getUint8(this._offset)!==e&&i<t;)i++,this._offset++;return i<t&&this._offset++,new Uint8Array(this._dataView.buffer,this._dataView.byteOffset+n,i)}}const Oi=new Uint8Array([0]),Ti=[171,75,84,88,32,50,48,187,13,10,26,10];function Vi(t){return"undefined"!=typeof TextEncoder?(new TextEncoder).encode(t):Buffer.from(t)}function Ei(t){return"undefined"!=typeof TextDecoder?(new TextDecoder).decode(t):Buffer.from(t).toString("utf8")}function Fi(t){let e=0;for(const n of t)e+=n.byteLength;const n=new Uint8Array(e);let i=0;for(const e of t)n.set(new Uint8Array(e),i),i+=e.byteLength;return n}function Pi(t){const e=new Uint8Array(t.buffer,t.byteOffset,Ti.length);if(e[0]!==Ti[0]||e[1]!==Ti[1]||e[2]!==Ti[2]||e[3]!==Ti[3]||e[4]!==Ti[4]||e[5]!==Ti[5]||e[6]!==Ti[6]||e[7]!==Ti[7]||e[8]!==Ti[8]||e[9]!==Ti[9]||e[10]!==Ti[10]||e[11]!==Ti[11])throw new Error("Missing KTX 2.0 identifier.");const n=new Si,i=17*Uint32Array.BYTES_PER_ELEMENT,s=new Ii(t,Ti.length,i,!0);n.vkFormat=s._nextUint32(),n.typeSize=s._nextUint32(),n.pixelWidth=s._nextUint32(),n.pixelHeight=s._nextUint32(),n.pixelDepth=s._nextUint32(),n.layerCount=s._nextUint32(),n.faceCount=s._nextUint32();const a=s._nextUint32();n.supercompressionScheme=s._nextUint32();const r=s._nextUint32(),o=s._nextUint32(),l=s._nextUint32(),f=s._nextUint32(),U=s._nextUint64(),c=s._nextUint64(),h=new Ii(t,Ti.length+i,3*a*8,!0);for(let e=0;e<a;e++)n.levels.push({levelData:new Uint8Array(t.buffer,t.byteOffset+h._nextUint64(),h._nextUint64()),uncompressedByteLength:h._nextUint64()});const _=new Ii(t,r,o,!0),p={vendorId:_._skip(4)._nextUint16(),descriptorType:_._nextUint16(),versionNumber:_._nextUint16(),descriptorBlockSize:_._nextUint16(),colorModel:_._nextUint8(),colorPrimaries:_._nextUint8(),transferFunction:_._nextUint8(),flags:_._nextUint8(),texelBlockDimension:[_._nextUint8(),_._nextUint8(),_._nextUint8(),_._nextUint8()],bytesPlane:[_._nextUint8(),_._nextUint8(),_._nextUint8(),_._nextUint8(),_._nextUint8(),_._nextUint8(),_._nextUint8(),_._nextUint8()],samples:[]},g=(p.descriptorBlockSize/4-6)/4;for(let t=0;t<g;t++){const e={bitOffset:_._nextUint16(),bitLength:_._nextUint8(),channelType:_._nextUint8(),samplePosition:[_._nextUint8(),_._nextUint8(),_._nextUint8(),_._nextUint8()],sampleLower:-Infinity,sampleUpper:Infinity};64&e.channelType?(e.sampleLower=_._nextInt32(),e.sampleUpper=_._nextInt32()):(e.sampleLower=_._nextUint32(),e.sampleUpper=_._nextUint32()),p.samples[t]=e}n.dataFormatDescriptor.length=0,n.dataFormatDescriptor.push(p);const y=new Ii(t,l,f,!0);for(;y._offset<f;){const t=y._nextUint32(),e=y._scan(t),i=Ei(e),s=y._scan(t-e.byteLength);n.keyValue[i]=i.match(/^ktx/i)?Ei(s):s,y._offset%4&&y._skip(4-y._offset%4)}if(c<=0)return n;const x=new Ii(t,U,c,!0),u=x._nextUint16(),b=x._nextUint16(),d=x._nextUint32(),m=x._nextUint32(),w=x._nextUint32(),D=x._nextUint32(),B=[];for(let t=0;t<a;t++)B.push({imageFlags:x._nextUint32(),rgbSliceByteOffset:x._nextUint32(),rgbSliceByteLength:x._nextUint32(),alphaSliceByteOffset:x._nextUint32(),alphaSliceByteLength:x._nextUint32()});const L=U+x._offset,A=L+d,k=A+m,v=k+w,S=new Uint8Array(t.buffer,t.byteOffset+L,d),I=new Uint8Array(t.buffer,t.byteOffset+A,m),O=new Uint8Array(t.buffer,t.byteOffset+k,w),T=new Uint8Array(t.buffer,t.byteOffset+v,D);return n.globalData={endpointCount:u,selectorCount:b,imageDescs:B,endpointsData:S,selectorsData:I,tablesData:O,extendedData:T},n}function Ci(){return(Ci=Object.assign||function(t){for(var e=1;e<arguments.length;e++){var n=arguments[e];for(var i in n)Object.prototype.hasOwnProperty.call(n,i)&&(t[i]=n[i])}return t}).apply(this,arguments)}const zi={keepWriter:!1};function Mi(t,e={}){e=Ci({},zi,e);let n=new ArrayBuffer(0);if(t.globalData){const e=new ArrayBuffer(20+5*t.globalData.imageDescs.length*4),i=new DataView(e);i.setUint16(0,t.globalData.endpointCount,!0),i.setUint16(2,t.globalData.selectorCount,!0),i.setUint32(4,t.globalData.endpointsData.byteLength,!0),i.setUint32(8,t.globalData.selectorsData.byteLength,!0),i.setUint32(12,t.globalData.tablesData.byteLength,!0),i.setUint32(16,t.globalData.extendedData.byteLength,!0);for(let e=0;e<t.globalData.imageDescs.length;e++){const n=t.globalData.imageDescs[e];i.setUint32(20+5*e*4+0,n.imageFlags,!0),i.setUint32(20+5*e*4+4,n.rgbSliceByteOffset,!0),i.setUint32(20+5*e*4+8,n.rgbSliceByteLength,!0),i.setUint32(20+5*e*4+12,n.alphaSliceByteOffset,!0),i.setUint32(20+5*e*4+16,n.alphaSliceByteLength,!0)}n=Fi([e,t.globalData.endpointsData,t.globalData.selectorsData,t.globalData.tablesData,t.globalData.extendedData])}const i=[];let s=t.keyValue;e.keepWriter||(s=Ci({},t.keyValue,{KTXwriter:"KTX-Parse v0.3.0"}));for(const t in s){const e=s[t],n=Vi(t),a="string"==typeof e?Vi(e):e,r=n.byteLength+1+a.byteLength+1,o=r%4?4-r%4:0;i.push(Fi([new Uint32Array([r]),n,Oi,a,Oi,new Uint8Array(o).fill(0)]))}const a=Fi(i);if(1!==t.dataFormatDescriptor.length||0!==t.dataFormatDescriptor[0].descriptorType)throw new Error("Only BASICFORMAT Data Format Descriptor output supported.");const r=t.dataFormatDescriptor[0],o=new ArrayBuffer(28+16*r.samples.length),l=new DataView(o),f=24+16*r.samples.length;if(l.setUint32(0,o.byteLength,!0),l.setUint16(4,r.vendorId,!0),l.setUint16(6,r.descriptorType,!0),l.setUint16(8,r.versionNumber,!0),l.setUint16(10,f,!0),l.setUint8(12,r.colorModel),l.setUint8(13,r.colorPrimaries),l.setUint8(14,r.transferFunction),l.setUint8(15,r.flags),!Array.isArray(r.texelBlockDimension))throw new Error("texelBlockDimension is now an array. For dimensionality `d`, set `d - 1`.");l.setUint8(16,r.texelBlockDimension[0]),l.setUint8(17,r.texelBlockDimension[1]),l.setUint8(18,r.texelBlockDimension[2]),l.setUint8(19,r.texelBlockDimension[3]);for(let t=0;t<8;t++)l.setUint8(20+t,r.bytesPlane[t]);for(let t=0;t<r.samples.length;t++){const e=r.samples[t],n=28+16*t;if(e.channelID)throw new Error("channelID has been renamed to channelType.");l.setUint16(n+0,e.bitOffset,!0),l.setUint8(n+2,e.bitLength),l.setUint8(n+3,e.channelType),l.setUint8(n+4,e.samplePosition[0]),l.setUint8(n+5,e.samplePosition[1]),l.setUint8(n+6,e.samplePosition[2]),l.setUint8(n+7,e.samplePosition[3]),64&e.channelType?(l.setInt32(n+8,e.sampleLower,!0),l.setInt32(n+12,e.sampleUpper,!0)):(l.setUint32(n+8,e.sampleLower,!0),l.setUint32(n+12,e.sampleUpper,!0))}const U=Ti.length+68+3*t.levels.length*8,c=U+o.byteLength;let h=n.byteLength>0?c+a.byteLength:0;h%8&&(h+=8-h%8);const _=[],p=new DataView(new ArrayBuffer(3*t.levels.length*8));let g=(h||c+a.byteLength)+n.byteLength;for(let e=0;e<t.levels.length;e++){const n=t.levels[e];_.push(n.levelData),p.setBigUint64(24*e+0,BigInt(g),!0),p.setBigUint64(24*e+8,BigInt(n.levelData.byteLength),!0),p.setBigUint64(24*e+16,BigInt(n.uncompressedByteLength),!0),g+=n.levelData.byteLength}const y=new ArrayBuffer(68),x=new DataView(y);return x.setUint32(0,t.vkFormat,!0),x.setUint32(4,t.typeSize,!0),x.setUint32(8,t.pixelWidth,!0),x.setUint32(12,t.pixelHeight,!0),x.setUint32(16,t.pixelDepth,!0),x.setUint32(20,t.layerCount,!0),x.setUint32(24,t.faceCount,!0),x.setUint32(28,t.levels.length,!0),x.setUint32(32,t.supercompressionScheme,!0),x.setUint32(36,U,!0),x.setUint32(40,o.byteLength,!0),x.setUint32(44,c,!0),x.setUint32(48,a.byteLength,!0),x.setBigUint64(52,BigInt(n.byteLength>0?h:0),!0),x.setBigUint64(60,BigInt(n.byteLength),!0),new Uint8Array(Fi([new Uint8Array(Ti).buffer,y,p.buffer,o,a,h>0?new ArrayBuffer(h-(c+a.byteLength)):new ArrayBuffer(0),n,..._]))}export{Q as KHR_DF_CHANNEL_RGBSDA_ALPHA,q as KHR_DF_CHANNEL_RGBSDA_BLUE,J as KHR_DF_CHANNEL_RGBSDA_DEPTH,Y as KHR_DF_CHANNEL_RGBSDA_GREEN,R as KHR_DF_CHANNEL_RGBSDA_RED,G as KHR_DF_CHANNEL_RGBSDA_STENCIL,p as KHR_DF_FLAG_ALPHA_PREMULTIPLIED,_ as KHR_DF_FLAG_ALPHA_STRAIGHT,s as KHR_DF_KHR_DESCRIPTORTYPE_BASICFORMAT,c as KHR_DF_MODEL_ASTC,f as KHR_DF_MODEL_ETC1,h as KHR_DF_MODEL_ETC1S,U as KHR_DF_MODEL_ETC2,l as KHR_DF_MODEL_RGBSDA,o as KHR_DF_MODEL_UNSPECIFIED,W as KHR_DF_PRIMARIES_ACES,N as KHR_DF_PRIMARIES_ACESCC,j as KHR_DF_PRIMARIES_ADOBERGB,z as KHR_DF_PRIMARIES_BT2020,P as KHR_DF_PRIMARIES_BT601_EBU,C as KHR_DF_PRIMARIES_BT601_SMPTE,F as KHR_DF_PRIMARIES_BT709,M as KHR_DF_PRIMARIES_CIEXYZ,X as KHR_DF_PRIMARIES_DISPLAYP3,H as KHR_DF_PRIMARIES_NTSC1953,K as KHR_DF_PRIMARIES_PAL525,E as KHR_DF_PRIMARIES_UNSPECIFIED,tt as KHR_DF_SAMPLE_DATATYPE_EXPONENT,Z as KHR_DF_SAMPLE_DATATYPE_FLOAT,et as KHR_DF_SAMPLE_DATATYPE_LINEAR,$ as KHR_DF_SAMPLE_DATATYPE_SIGNED,O as KHR_DF_TRANSFER_ACESCC,T as KHR_DF_TRANSFER_ACESCCT,V as KHR_DF_TRANSFER_ADOBERGB,w as KHR_DF_TRANSFER_BT1886,k as KHR_DF_TRANSFER_DCIP3,B as KHR_DF_TRANSFER_HLG_EOTF,D as KHR_DF_TRANSFER_HLG_OETF,u as KHR_DF_TRANSFER_ITU,y as KHR_DF_TRANSFER_LINEAR,b as KHR_DF_TRANSFER_NTSC,S as KHR_DF_TRANSFER_PAL625_EOTF,v as KHR_DF_TRANSFER_PAL_OETF,L as KHR_DF_TRANSFER_PQ_EOTF,A as KHR_DF_TRANSFER_PQ_OETF,d as KHR_DF_TRANSFER_SLOG,m as KHR_DF_TRANSFER_SLOG2,x as KHR_DF_TRANSFER_SRGB,I as KHR_DF_TRANSFER_ST240,g as KHR_DF_TRANSFER_UNSPECIFIED,a as KHR_DF_VENDORID_KHRONOS,r as KHR_DF_VERSION,e as KHR_SUPERCOMPRESSION_BASISLZ,t as KHR_SUPERCOMPRESSION_NONE,i as KHR_SUPERCOMPRESSION_ZLIB,n as KHR_SUPERCOMPRESSION_ZSTD,Si as KTX2Container,Ut as VK_FORMAT_A1R5G5B5_UNORM_PACK16,qt as VK_FORMAT_A2B10G10R10_SINT_PACK32,Rt as VK_FORMAT_A2B10G10R10_SNORM_PACK32,Yt as VK_FORMAT_A2B10G10R10_UINT_PACK32,jt as VK_FORMAT_A2B10G10R10_UNORM_PACK32,Xt as VK_FORMAT_A2R10G10B10_SINT_PACK32,Ht as VK_FORMAT_A2R10G10B10_SNORM_PACK32,Kt as VK_FORMAT_A2R10G10B10_UINT_PACK32,Nt as VK_FORMAT_A2R10G10B10_UNORM_PACK32,vi as VK_FORMAT_A4B4G4R4_UNORM_PACK16_EXT,ki as VK_FORMAT_A4R4G4B4_UNORM_PACK16_EXT,Bi as VK_FORMAT_ASTC_10x10_SFLOAT_BLOCK_EXT,Xn as VK_FORMAT_ASTC_10x10_SRGB_BLOCK,Kn as VK_FORMAT_ASTC_10x10_UNORM_BLOCK,mi as VK_FORMAT_ASTC_10x5_SFLOAT_BLOCK_EXT,zn as VK_FORMAT_ASTC_10x5_SRGB_BLOCK,Cn as VK_FORMAT_ASTC_10x5_UNORM_BLOCK,wi as VK_FORMAT_ASTC_10x6_SFLOAT_BLOCK_EXT,Wn as VK_FORMAT_ASTC_10x6_SRGB_BLOCK,Mn as VK_FORMAT_ASTC_10x6_UNORM_BLOCK,Di as VK_FORMAT_ASTC_10x8_SFLOAT_BLOCK_EXT,Hn as VK_FORMAT_ASTC_10x8_SRGB_BLOCK,Nn as VK_FORMAT_ASTC_10x8_UNORM_BLOCK,Li as VK_FORMAT_ASTC_12x10_SFLOAT_BLOCK_EXT,Rn as VK_FORMAT_ASTC_12x10_SRGB_BLOCK,jn as VK_FORMAT_ASTC_12x10_UNORM_BLOCK,Ai as VK_FORMAT_ASTC_12x12_SFLOAT_BLOCK_EXT,qn as VK_FORMAT_ASTC_12x12_SRGB_BLOCK,Yn as VK_FORMAT_ASTC_12x12_UNORM_BLOCK,_i as VK_FORMAT_ASTC_4x4_SFLOAT_BLOCK_EXT,wn as VK_FORMAT_ASTC_4x4_SRGB_BLOCK,mn as VK_FORMAT_ASTC_4x4_UNORM_BLOCK,pi as VK_FORMAT_ASTC_5x4_SFLOAT_BLOCK_EXT,Bn as VK_FORMAT_ASTC_5x4_SRGB_BLOCK,Dn as VK_FORMAT_ASTC_5x4_UNORM_BLOCK,gi as VK_FORMAT_ASTC_5x5_SFLOAT_BLOCK_EXT,An as VK_FORMAT_ASTC_5x5_SRGB_BLOCK,Ln as VK_FORMAT_ASTC_5x5_UNORM_BLOCK,yi as VK_FORMAT_ASTC_6x5_SFLOAT_BLOCK_EXT,vn as VK_FORMAT_ASTC_6x5_SRGB_BLOCK,kn as VK_FORMAT_ASTC_6x5_UNORM_BLOCK,xi as VK_FORMAT_ASTC_6x6_SFLOAT_BLOCK_EXT,In as VK_FORMAT_ASTC_6x6_SRGB_BLOCK,Sn as VK_FORMAT_ASTC_6x6_UNORM_BLOCK,ui as VK_FORMAT_ASTC_8x5_SFLOAT_BLOCK_EXT,Tn as VK_FORMAT_ASTC_8x5_SRGB_BLOCK,On as VK_FORMAT_ASTC_8x5_UNORM_BLOCK,bi as VK_FORMAT_ASTC_8x6_SFLOAT_BLOCK_EXT,En as VK_FORMAT_ASTC_8x6_SRGB_BLOCK,Vn as VK_FORMAT_ASTC_8x6_UNORM_BLOCK,di as VK_FORMAT_ASTC_8x8_SFLOAT_BLOCK_EXT,Pn as VK_FORMAT_ASTC_8x8_SRGB_BLOCK,Fn as VK_FORMAT_ASTC_8x8_UNORM_BLOCK,Me as VK_FORMAT_B10G11R11_UFLOAT_PACK32,$n as VK_FORMAT_B10X6G10X6R10X6G10X6_422_UNORM_4PACK16,si as VK_FORMAT_B12X4G12X4R12X4G12X4_422_UNORM_4PACK16,at as VK_FORMAT_B4G4R4A4_UNORM_PACK16,ft as VK_FORMAT_B5G5R5A1_UNORM_PACK16,ot as VK_FORMAT_B5G6R5_UNORM_PACK16,Mt as VK_FORMAT_B8G8R8A8_SINT,Ct as VK_FORMAT_B8G8R8A8_SNORM,Wt as VK_FORMAT_B8G8R8A8_SRGB,zt as VK_FORMAT_B8G8R8A8_UINT,Pt as VK_FORMAT_B8G8R8A8_UNORM,St as VK_FORMAT_B8G8R8_SINT,kt as VK_FORMAT_B8G8R8_SNORM,It as VK_FORMAT_B8G8R8_SRGB,vt as VK_FORMAT_B8G8R8_UINT,At as VK_FORMAT_B8G8R8_UNORM,Qe as VK_FORMAT_BC1_RGBA_SRGB_BLOCK,Je as VK_FORMAT_BC1_RGBA_UNORM_BLOCK,Ge as VK_FORMAT_BC1_RGB_SRGB_BLOCK,qe as VK_FORMAT_BC1_RGB_UNORM_BLOCK,$e as VK_FORMAT_BC2_SRGB_BLOCK,Ze as VK_FORMAT_BC2_UNORM_BLOCK,en as VK_FORMAT_BC3_SRGB_BLOCK,tn as VK_FORMAT_BC3_UNORM_BLOCK,sn as VK_FORMAT_BC4_SNORM_BLOCK,nn as VK_FORMAT_BC4_UNORM_BLOCK,rn as VK_FORMAT_BC5_SNORM_BLOCK,an as VK_FORMAT_BC5_UNORM_BLOCK,ln as VK_FORMAT_BC6H_SFLOAT_BLOCK,on as VK_FORMAT_BC6H_UFLOAT_BLOCK,Un as VK_FORMAT_BC7_SRGB_BLOCK,fn as VK_FORMAT_BC7_UNORM_BLOCK,Ne as VK_FORMAT_D16_UNORM,je as VK_FORMAT_D16_UNORM_S8_UINT,Re as VK_FORMAT_D24_UNORM_S8_UINT,Ke as VK_FORMAT_D32_SFLOAT,Ye as VK_FORMAT_D32_SFLOAT_S8_UINT,We as VK_FORMAT_E5B9G9R9_UFLOAT_PACK32,dn as VK_FORMAT_EAC_R11G11_SNORM_BLOCK,bn as VK_FORMAT_EAC_R11G11_UNORM_BLOCK,un as VK_FORMAT_EAC_R11_SNORM_BLOCK,xn as VK_FORMAT_EAC_R11_UNORM_BLOCK,pn as VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK,_n as VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK,yn as VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK,gn as VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK,hn as VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK,cn as VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK,Zn as VK_FORMAT_G10X6B10X6G10X6R10X6_422_UNORM_4PACK16,ii as VK_FORMAT_G12X4B12X4G12X4R12X4_422_UNORM_4PACK16,fi as VK_FORMAT_PVRTC1_2BPP_SRGB_BLOCK_IMG,ai as VK_FORMAT_PVRTC1_2BPP_UNORM_BLOCK_IMG,Ui as VK_FORMAT_PVRTC1_4BPP_SRGB_BLOCK_IMG,ri as VK_FORMAT_PVRTC1_4BPP_UNORM_BLOCK_IMG,ci as VK_FORMAT_PVRTC2_2BPP_SRGB_BLOCK_IMG,oi as VK_FORMAT_PVRTC2_2BPP_UNORM_BLOCK_IMG,hi as VK_FORMAT_PVRTC2_4BPP_SRGB_BLOCK_IMG,li as VK_FORMAT_PVRTC2_4BPP_UNORM_BLOCK_IMG,Qn as VK_FORMAT_R10X6G10X6B10X6A10X6_UNORM_4PACK16,Jn as VK_FORMAT_R10X6G10X6_UNORM_2PACK16,Gn as VK_FORMAT_R10X6_UNORM_PACK16,ni as VK_FORMAT_R12X4G12X4B12X4A12X4_UNORM_4PACK16,ei as VK_FORMAT_R12X4G12X4_UNORM_2PACK16,ti as VK_FORMAT_R12X4_UNORM_PACK16,pe as VK_FORMAT_R16G16B16A16_SFLOAT,_e as VK_FORMAT_R16G16B16A16_SINT,ce as VK_FORMAT_R16G16B16A16_SNORM,he as VK_FORMAT_R16G16B16A16_UINT,Ue as VK_FORMAT_R16G16B16A16_UNORM,fe as VK_FORMAT_R16G16B16_SFLOAT,le as VK_FORMAT_R16G16B16_SINT,re as VK_FORMAT_R16G16B16_SNORM,oe as VK_FORMAT_R16G16B16_UINT,ae as VK_FORMAT_R16G16B16_UNORM,se as VK_FORMAT_R16G16_SFLOAT,ie as VK_FORMAT_R16G16_SINT,ee as VK_FORMAT_R16G16_SNORM,ne as VK_FORMAT_R16G16_UINT,te as VK_FORMAT_R16G16_UNORM,$t as VK_FORMAT_R16_SFLOAT,Zt as VK_FORMAT_R16_SINT,Jt as VK_FORMAT_R16_SNORM,Qt as VK_FORMAT_R16_UINT,Gt as VK_FORMAT_R16_UNORM,Ae as VK_FORMAT_R32G32B32A32_SFLOAT,Le as VK_FORMAT_R32G32B32A32_SINT,Be as VK_FORMAT_R32G32B32A32_UINT,De as VK_FORMAT_R32G32B32_SFLOAT,we as VK_FORMAT_R32G32B32_SINT,me as VK_FORMAT_R32G32B32_UINT,de as VK_FORMAT_R32G32_SFLOAT,be as VK_FORMAT_R32G32_SINT,ue as VK_FORMAT_R32G32_UINT,xe as VK_FORMAT_R32_SFLOAT,ye as VK_FORMAT_R32_SINT,ge as VK_FORMAT_R32_UINT,st as VK_FORMAT_R4G4B4A4_UNORM_PACK16,it as VK_FORMAT_R4G4_UNORM_PACK8,lt as VK_FORMAT_R5G5B5A1_UNORM_PACK16,rt as VK_FORMAT_R5G6B5_UNORM_PACK16,ze as VK_FORMAT_R64G64B64A64_SFLOAT,Ce as VK_FORMAT_R64G64B64A64_SINT,Pe as VK_FORMAT_R64G64B64A64_UINT,Fe as VK_FORMAT_R64G64B64_SFLOAT,Ee as VK_FORMAT_R64G64B64_SINT,Ve as VK_FORMAT_R64G64B64_UINT,Te as VK_FORMAT_R64G64_SFLOAT,Oe as VK_FORMAT_R64G64_SINT,Ie as VK_FORMAT_R64G64_UINT,Se as VK_FORMAT_R64_SFLOAT,ve as VK_FORMAT_R64_SINT,ke as VK_FORMAT_R64_UINT,Et as VK_FORMAT_R8G8B8A8_SINT,Tt as VK_FORMAT_R8G8B8A8_SNORM,Ft as VK_FORMAT_R8G8B8A8_SRGB,Vt as VK_FORMAT_R8G8B8A8_UINT,Ot as VK_FORMAT_R8G8B8A8_UNORM,Bt as VK_FORMAT_R8G8B8_SINT,wt as VK_FORMAT_R8G8B8_SNORM,Lt as VK_FORMAT_R8G8B8_SRGB,Dt as VK_FORMAT_R8G8B8_UINT,mt as VK_FORMAT_R8G8B8_UNORM,bt as VK_FORMAT_R8G8_SINT,xt as VK_FORMAT_R8G8_SNORM,dt as VK_FORMAT_R8G8_SRGB,ut as VK_FORMAT_R8G8_UINT,yt as VK_FORMAT_R8G8_UNORM,pt as VK_FORMAT_R8_SINT,ht as VK_FORMAT_R8_SNORM,gt as VK_FORMAT_R8_SRGB,_t as VK_FORMAT_R8_UINT,ct as VK_FORMAT_R8_UNORM,Xe as VK_FORMAT_S8_UINT,nt as VK_FORMAT_UNDEFINED,He as VK_FORMAT_X8_D24_UNORM_PACK32,Pi as read,Mi as write};
 //# sourceMappingURL=ktx-parse.modern.js.map

package.json

 {
   "name": "ktx-parse",
-  "version": "0.2.2",
+  "version": "0.3.0",
   "description": "KTX 2.0 (.ktx2) parser and serializer.",
@@ -29,2 +29,4 @@ "source": "src/index.ts",
     "eslint": "^7.15.0",
+    "glob": "^8.0.3",
+    "glob-promise": "^4.2.2",
     "microbundle": "^0.12.4",
@@ -31,0 +33,0 @@ "nyc": "^15.1.0",

README.md

@@ -72,3 +72,3 @@ # ktx-parse
 
-*Defined in [src/read.ts:13](https://github.com/donmccurdy/KTX-Parse/blob/fe08af2/src/read.ts#L13)*
+*Defined in [src/read.ts:14](https://github.com/donmccurdy/KTX-Parse/blob/6951be1/src/read.ts#L14)*
 
@@ -96,3 +96,3 @@ Parses a KTX 2.0 file, returning an unpacked `KTX2Container` instance with all associated
 
-*Defined in [src/write.ts:21](https://github.com/donmccurdy/KTX-Parse/blob/fe08af2/src/write.ts#L21)*
+*Defined in [src/write.ts:21](https://github.com/donmccurdy/KTX-Parse/blob/6951be1/src/write.ts#L21)*
 
@@ -130,5 +130,5 @@ Serializes a `KTX2Container` instance to a KTX 2.0 file. Mip levels and other binary data
 
-•  **dataFormatDescriptor**: `KTX2DataFormatDescriptorBasicFormat`[] = [{ vendorId: KHR\_DF\_VENDORID\_KHRONOS, descriptorType: KTX2DescriptorType.BASICFORMAT, versionNumber: KHR\_DF\_VERSION, descriptorBlockSize: KHR\_DF\_BLOCKSIZE, colorModel: KTX2Model.UNSPECIFIED, colorPrimaries: KTX2Primaries.SRGB, transferFunction: KTX2Primaries.SRGB, flags: KTX2Flags.ALPHA\_STRAIGHT, texelBlockDimension: {x: 4, y: 4, z: 1, w: 1}, bytesPlane: [], samples: [], }]
+•  **dataFormatDescriptor**: `KTX2DataFormatDescriptorBasicFormat`[] = [{ vendorId: KHR\_DF\_VENDORID\_KHRONOS, descriptorType: KHR\_DF\_KHR\_DESCRIPTORTYPE\_BASICFORMAT, descriptorBlockSize: 0, versionNumber: KHR\_DF\_VERSION, colorModel: KHR\_DF\_MODEL\_UNSPECIFIED, colorPrimaries: KHR\_DF\_PRIMARIES\_BT709, transferFunction: KHR\_DF\_TRANSFER\_SRGB, flags: KHR\_DF\_FLAG\_ALPHA\_STRAIGHT, texelBlockDimension: [0, 0, 0, 0], bytesPlane: [0, 0, 0, 0, 0, 0, 0, 0], samples: [], }]
 
-*Defined in [src/container.ts:48](https://github.com/donmccurdy/KTX-Parse/blob/fe08af2/src/container.ts#L48)*
+*Defined in [src/container.ts:47](https://github.com/donmccurdy/KTX-Parse/blob/6951be1/src/container.ts#L47)*
 
@@ -143,3 +143,3 @@ Data Format Descriptor.
 
-*Defined in [src/container.ts:39](https://github.com/donmccurdy/KTX-Parse/blob/fe08af2/src/container.ts#L39)*
+*Defined in [src/container.ts:38](https://github.com/donmccurdy/KTX-Parse/blob/6951be1/src/container.ts#L38)*
 
@@ -156,3 +156,3 @@ Number of cubemap faces. For cubemaps and cubemap arrays, `faceCount` must be 6. For all
 
-*Defined in [src/container.ts:66](https://github.com/donmccurdy/KTX-Parse/blob/fe08af2/src/container.ts#L66)*
+*Defined in [src/container.ts:65](https://github.com/donmccurdy/KTX-Parse/blob/6951be1/src/container.ts#L65)*
 
@@ -167,3 +167,3 @@ Supercompression Global Data.
 
-*Defined in [src/container.ts:63](https://github.com/donmccurdy/KTX-Parse/blob/fe08af2/src/container.ts#L63)*
+*Defined in [src/container.ts:62](https://github.com/donmccurdy/KTX-Parse/blob/6951be1/src/container.ts#L62)*
 
@@ -178,3 +178,3 @@ Key/Value Data.
 
-*Defined in [src/container.ts:32](https://github.com/donmccurdy/KTX-Parse/blob/fe08af2/src/container.ts#L32)*
+*Defined in [src/container.ts:31](https://github.com/donmccurdy/KTX-Parse/blob/6951be1/src/container.ts#L31)*
 
@@ -189,3 +189,3 @@ Number of array elements (array textures only).
 
-*Defined in [src/container.ts:45](https://github.com/donmccurdy/KTX-Parse/blob/fe08af2/src/container.ts#L45)*
+*Defined in [src/container.ts:44](https://github.com/donmccurdy/KTX-Parse/blob/6951be1/src/container.ts#L44)*
 
@@ -200,3 +200,3 @@ Mip levels, ordered largest (original) to smallest (~1px).
 
-*Defined in [src/container.ts:29](https://github.com/donmccurdy/KTX-Parse/blob/fe08af2/src/container.ts#L29)*
+*Defined in [src/container.ts:28](https://github.com/donmccurdy/KTX-Parse/blob/6951be1/src/container.ts#L28)*
 
@@ -211,3 +211,3 @@ Depth of the texture image for level 0, in pixels (3D textures only).
 
-*Defined in [src/container.ts:26](https://github.com/donmccurdy/KTX-Parse/blob/fe08af2/src/container.ts#L26)*
+*Defined in [src/container.ts:25](https://github.com/donmccurdy/KTX-Parse/blob/6951be1/src/container.ts#L25)*
 
@@ -222,3 +222,3 @@ Height of the texture image for level 0, in pixels.
 
-*Defined in [src/container.ts:23](https://github.com/donmccurdy/KTX-Parse/blob/fe08af2/src/container.ts#L23)*
+*Defined in [src/container.ts:22](https://github.com/donmccurdy/KTX-Parse/blob/6951be1/src/container.ts#L22)*
 
@@ -231,5 +231,5 @@ Width of the texture image for level 0, in pixels.
 
-•  **supercompressionScheme**: `KTX2SupercompressionScheme` = KTX2SupercompressionScheme.NONE
+•  **supercompressionScheme**: number = KHR\_SUPERCOMPRESSION\_NONE
 
-*Defined in [src/container.ts:42](https://github.com/donmccurdy/KTX-Parse/blob/fe08af2/src/container.ts#L42)*
+*Defined in [src/container.ts:41](https://github.com/donmccurdy/KTX-Parse/blob/6951be1/src/container.ts#L41)*
 
@@ -244,3 +244,3 @@ Indicates which supercompression scheme has been applied to mip level images, if any.
 
-*Defined in [src/container.ts:20](https://github.com/donmccurdy/KTX-Parse/blob/fe08af2/src/container.ts#L20)*
+*Defined in [src/container.ts:19](https://github.com/donmccurdy/KTX-Parse/blob/6951be1/src/container.ts#L19)*
 
@@ -256,3 +256,3 @@ Size of the data type in bytes used to upload the data to a graphics API. When `vkFormat` is
 
-*Defined in [src/container.ts:14](https://github.com/donmccurdy/KTX-Parse/blob/fe08af2/src/container.ts#L14)*
+*Defined in [src/container.ts:13](https://github.com/donmccurdy/KTX-Parse/blob/6951be1/src/container.ts#L13)*
 
@@ -259,0 +259,0 @@ Specifies the image format using Vulkan VkFormat enum values. When using Basis Universal

src/buffer-reader.ts

@@ -40,2 +40,8 @@ export class BufferReader {
 
+	_nextInt32() {
+		const value = this._dataView.getInt32(this._offset, this._littleEndian);
+		this._offset += 4;
+		return value;
+	}
+
 	_skip(bytes: number) {
@@ -42,0 +48,0 @@ this._offset += bytes;

src/constants.ts

 ///////////////////////////////////////////////////
-// Common.
+// KTX2 Header.
 ///////////////////////////////////////////////////
 
-// Injected at compile time, from $npm_package_version.
-declare const PACKAGE_VERSION: string;
+export const KHR_SUPERCOMPRESSION_NONE = 0;
+export const KHR_SUPERCOMPRESSION_BASISLZ = 1;
+export const KHR_SUPERCOMPRESSION_ZSTD = 2;
+export const KHR_SUPERCOMPRESSION_ZLIB = 3;
 
-export const KTX_WRITER = `KTX-Parse v${PACKAGE_VERSION}`;
+///////////////////////////////////////////////////
+// Data Format Descriptor (DFD).
+///////////////////////////////////////////////////
 
-export const NUL = new Uint8Array([0x00]);
+export const KHR_DF_KHR_DESCRIPTORTYPE_BASICFORMAT = 0;
+export const KHR_DF_VENDORID_KHRONOS = 0;
+export const KHR_DF_VERSION = 2;
 
+export const KHR_DF_MODEL_UNSPECIFIED = 0;
+export const KHR_DF_MODEL_RGBSDA = 1;
+// ...
+export const KHR_DF_MODEL_ETC1 = 160;
+export const KHR_DF_MODEL_ETC2 = 161;
+export const KHR_DF_MODEL_ASTC = 162;
+export const KHR_DF_MODEL_ETC1S = 163;
 
-///////////////////////////////////////////////////
-// KTX2 Header.
-///////////////////////////////////////////////////
+export const KHR_DF_FLAG_ALPHA_STRAIGHT = 0;
+export const KHR_DF_FLAG_ALPHA_PREMULTIPLIED = 1;
 
-export const KTX2_ID = [
-	// '´', 'K', 'T', 'X', '2', '0', 'ª', '\r', '\n', '\x1A', '\n'
-	0xAB, 0x4B, 0x54, 0x58, 0x20, 0x32, 0x30, 0xBB, 0x0D, 0x0A, 0x1A, 0x0A
-];
+export const KHR_DF_TRANSFER_UNSPECIFIED = 0;
+export const KHR_DF_TRANSFER_LINEAR = 1;
+export const KHR_DF_TRANSFER_SRGB = 2;
+export const KHR_DF_TRANSFER_ITU = 3;
+export const KHR_DF_TRANSFER_NTSC = 4;
+export const KHR_DF_TRANSFER_SLOG = 5;
+export const KHR_DF_TRANSFER_SLOG2 = 6;
+export const KHR_DF_TRANSFER_BT1886 = 7;
+export const KHR_DF_TRANSFER_HLG_OETF = 8;
+export const KHR_DF_TRANSFER_HLG_EOTF = 9;
+export const KHR_DF_TRANSFER_PQ_EOTF = 10;
+export const KHR_DF_TRANSFER_PQ_OETF = 11;
+export const KHR_DF_TRANSFER_DCIP3 = 12;
+export const KHR_DF_TRANSFER_PAL_OETF = 13;
+export const KHR_DF_TRANSFER_PAL625_EOTF = 14;
+export const KHR_DF_TRANSFER_ST240 = 15;
+export const KHR_DF_TRANSFER_ACESCC = 16;
+export const KHR_DF_TRANSFER_ACESCCT = 17;
+export const KHR_DF_TRANSFER_ADOBERGB = 18;
 
-export const HEADER_BYTE_LENGTH = 68; // 13 * 4 + 2 * 8
+export const KHR_DF_PRIMARIES_UNSPECIFIED = 0;
+export const KHR_DF_PRIMARIES_BT709 = 1;
+export const KHR_DF_PRIMARIES_BT601_EBU = 2;
+export const KHR_DF_PRIMARIES_BT601_SMPTE = 3;
+export const KHR_DF_PRIMARIES_BT2020 = 4;
+export const KHR_DF_PRIMARIES_CIEXYZ = 5;
+export const KHR_DF_PRIMARIES_ACES = 6;
+export const KHR_DF_PRIMARIES_ACESCC = 7;
+export const KHR_DF_PRIMARIES_NTSC1953 = 8;
+export const KHR_DF_PRIMARIES_PAL525 = 9;
+export const KHR_DF_PRIMARIES_DISPLAYP3 = 10;
+export const KHR_DF_PRIMARIES_ADOBERGB = 11;
 
+export const KHR_DF_CHANNEL_RGBSDA_RED = 0;
+export const KHR_DF_CHANNEL_RGBSDA_GREEN = 1;
+export const KHR_DF_CHANNEL_RGBSDA_BLUE = 2;
+export const KHR_DF_CHANNEL_RGBSDA_STENCIL = 13;
+export const KHR_DF_CHANNEL_RGBSDA_DEPTH = 14;
+export const KHR_DF_CHANNEL_RGBSDA_ALPHA = 15;
 
+export const KHR_DF_SAMPLE_DATATYPE_FLOAT = 0x80;
+export const KHR_DF_SAMPLE_DATATYPE_SIGNED = 0x40;
+export const KHR_DF_SAMPLE_DATATYPE_EXPONENT = 0x20;
+export const KHR_DF_SAMPLE_DATATYPE_LINEAR = 0x10;
+
 ///////////////////////////////////////////////////
-// Data Format Descriptor (DFD).
+// VK FORMAT.
 ///////////////////////////////////////////////////
 
-export const KHR_DF_VENDORID_KHRONOS = 0;
-export const KHR_DF_VERSION = 2;
-export const KHR_DF_BLOCKSIZE = 40;
 export const VK_FORMAT_UNDEFINED = 0;
+export const VK_FORMAT_R4G4_UNORM_PACK8 = 1;
+export const VK_FORMAT_R4G4B4A4_UNORM_PACK16 = 2;
+export const VK_FORMAT_B4G4R4A4_UNORM_PACK16 = 3;
+export const VK_FORMAT_R5G6B5_UNORM_PACK16 = 4;
+export const VK_FORMAT_B5G6R5_UNORM_PACK16 = 5;
+export const VK_FORMAT_R5G5B5A1_UNORM_PACK16 = 6;
+export const VK_FORMAT_B5G5R5A1_UNORM_PACK16 = 7;
+export const VK_FORMAT_A1R5G5B5_UNORM_PACK16 = 8;
+export const VK_FORMAT_R8_UNORM = 9;
+export const VK_FORMAT_R8_SNORM = 10;
+export const VK_FORMAT_R8_UINT = 13;
+export const VK_FORMAT_R8_SINT = 14;
+export const VK_FORMAT_R8_SRGB = 15;
+export const VK_FORMAT_R8G8_UNORM = 16;
+export const VK_FORMAT_R8G8_SNORM = 17;
+export const VK_FORMAT_R8G8_UINT = 20;
+export const VK_FORMAT_R8G8_SINT = 21;
+export const VK_FORMAT_R8G8_SRGB = 22;
+export const VK_FORMAT_R8G8B8_UNORM = 23;
+export const VK_FORMAT_R8G8B8_SNORM = 24;
+export const VK_FORMAT_R8G8B8_UINT = 27;
+export const VK_FORMAT_R8G8B8_SINT = 28;
+export const VK_FORMAT_R8G8B8_SRGB = 29;
+export const VK_FORMAT_B8G8R8_UNORM = 30;
+export const VK_FORMAT_B8G8R8_SNORM = 31;
+export const VK_FORMAT_B8G8R8_UINT = 34;
+export const VK_FORMAT_B8G8R8_SINT = 35;
+export const VK_FORMAT_B8G8R8_SRGB = 36;
+export const VK_FORMAT_R8G8B8A8_UNORM = 37;
+export const VK_FORMAT_R8G8B8A8_SNORM = 38;
+export const VK_FORMAT_R8G8B8A8_UINT = 41;
+export const VK_FORMAT_R8G8B8A8_SINT = 42;
+export const VK_FORMAT_R8G8B8A8_SRGB = 43;
+export const VK_FORMAT_B8G8R8A8_UNORM = 44;
+export const VK_FORMAT_B8G8R8A8_SNORM = 45;
+export const VK_FORMAT_B8G8R8A8_UINT = 48;
+export const VK_FORMAT_B8G8R8A8_SINT = 49;
+export const VK_FORMAT_B8G8R8A8_SRGB = 50;
+export const VK_FORMAT_A2R10G10B10_UNORM_PACK32 = 58;
+export const VK_FORMAT_A2R10G10B10_SNORM_PACK32 = 59;
+export const VK_FORMAT_A2R10G10B10_UINT_PACK32 = 62;
+export const VK_FORMAT_A2R10G10B10_SINT_PACK32 = 63;
+export const VK_FORMAT_A2B10G10R10_UNORM_PACK32 = 64;
+export const VK_FORMAT_A2B10G10R10_SNORM_PACK32 = 65;
+export const VK_FORMAT_A2B10G10R10_UINT_PACK32 = 68;
+export const VK_FORMAT_A2B10G10R10_SINT_PACK32 = 69;
+export const VK_FORMAT_R16_UNORM = 70;
+export const VK_FORMAT_R16_SNORM = 71;
+export const VK_FORMAT_R16_UINT = 74;
+export const VK_FORMAT_R16_SINT = 75;
+export const VK_FORMAT_R16_SFLOAT = 76;
+export const VK_FORMAT_R16G16_UNORM = 77;
+export const VK_FORMAT_R16G16_SNORM = 78;
+export const VK_FORMAT_R16G16_UINT = 81;
+export const VK_FORMAT_R16G16_SINT = 82;
+export const VK_FORMAT_R16G16_SFLOAT = 83;
+export const VK_FORMAT_R16G16B16_UNORM = 84;
+export const VK_FORMAT_R16G16B16_SNORM = 85;
+export const VK_FORMAT_R16G16B16_UINT = 88;
+export const VK_FORMAT_R16G16B16_SINT = 89;
+export const VK_FORMAT_R16G16B16_SFLOAT = 90;
+export const VK_FORMAT_R16G16B16A16_UNORM = 91;
+export const VK_FORMAT_R16G16B16A16_SNORM = 92;
+export const VK_FORMAT_R16G16B16A16_UINT = 95;
+export const VK_FORMAT_R16G16B16A16_SINT = 96;
+export const VK_FORMAT_R16G16B16A16_SFLOAT = 97;
+export const VK_FORMAT_R32_UINT = 98;
+export const VK_FORMAT_R32_SINT = 99;
+export const VK_FORMAT_R32_SFLOAT = 100;
+export const VK_FORMAT_R32G32_UINT = 101;
+export const VK_FORMAT_R32G32_SINT = 102;
+export const VK_FORMAT_R32G32_SFLOAT = 103;
+export const VK_FORMAT_R32G32B32_UINT = 104;
+export const VK_FORMAT_R32G32B32_SINT = 105;
+export const VK_FORMAT_R32G32B32_SFLOAT = 106;
+export const VK_FORMAT_R32G32B32A32_UINT = 107;
+export const VK_FORMAT_R32G32B32A32_SINT = 108;
+export const VK_FORMAT_R32G32B32A32_SFLOAT = 109;
+export const VK_FORMAT_R64_UINT = 110;
+export const VK_FORMAT_R64_SINT = 111;
+export const VK_FORMAT_R64_SFLOAT = 112;
+export const VK_FORMAT_R64G64_UINT = 113;
+export const VK_FORMAT_R64G64_SINT = 114;
+export const VK_FORMAT_R64G64_SFLOAT = 115;
+export const VK_FORMAT_R64G64B64_UINT = 116;
+export const VK_FORMAT_R64G64B64_SINT = 117;
+export const VK_FORMAT_R64G64B64_SFLOAT = 118;
+export const VK_FORMAT_R64G64B64A64_UINT = 119;
+export const VK_FORMAT_R64G64B64A64_SINT = 120;
+export const VK_FORMAT_R64G64B64A64_SFLOAT = 121;
+export const VK_FORMAT_B10G11R11_UFLOAT_PACK32 = 122;
+export const VK_FORMAT_E5B9G9R9_UFLOAT_PACK32 = 123;
+export const VK_FORMAT_D16_UNORM = 124;
+export const VK_FORMAT_X8_D24_UNORM_PACK32 = 125;
+export const VK_FORMAT_D32_SFLOAT = 126;
+export const VK_FORMAT_S8_UINT = 127;
+export const VK_FORMAT_D16_UNORM_S8_UINT = 128;
+export const VK_FORMAT_D24_UNORM_S8_UINT = 129;
+export const VK_FORMAT_D32_SFLOAT_S8_UINT = 130;
+export const VK_FORMAT_BC1_RGB_UNORM_BLOCK = 131;
+export const VK_FORMAT_BC1_RGB_SRGB_BLOCK = 132;
+export const VK_FORMAT_BC1_RGBA_UNORM_BLOCK = 133;
+export const VK_FORMAT_BC1_RGBA_SRGB_BLOCK = 134;
+export const VK_FORMAT_BC2_UNORM_BLOCK = 135;
+export const VK_FORMAT_BC2_SRGB_BLOCK = 136;
+export const VK_FORMAT_BC3_UNORM_BLOCK = 137;
+export const VK_FORMAT_BC3_SRGB_BLOCK = 138;
+export const VK_FORMAT_BC4_UNORM_BLOCK = 139;
+export const VK_FORMAT_BC4_SNORM_BLOCK = 140;
+export const VK_FORMAT_BC5_UNORM_BLOCK = 141;
+export const VK_FORMAT_BC5_SNORM_BLOCK = 142;
+export const VK_FORMAT_BC6H_UFLOAT_BLOCK = 143;
+export const VK_FORMAT_BC6H_SFLOAT_BLOCK = 144;
+export const VK_FORMAT_BC7_UNORM_BLOCK = 145;
+export const VK_FORMAT_BC7_SRGB_BLOCK = 146;
+export const VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK = 147;
+export const VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK = 148;
+export const VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK = 149;
+export const VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK = 150;
+export const VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK = 151;
+export const VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK = 152;
+export const VK_FORMAT_EAC_R11_UNORM_BLOCK = 153;
+export const VK_FORMAT_EAC_R11_SNORM_BLOCK = 154;
+export const VK_FORMAT_EAC_R11G11_UNORM_BLOCK = 155;
+export const VK_FORMAT_EAC_R11G11_SNORM_BLOCK = 156;
+export const VK_FORMAT_ASTC_4x4_UNORM_BLOCK = 157;
+export const VK_FORMAT_ASTC_4x4_SRGB_BLOCK = 158;
+export const VK_FORMAT_ASTC_5x4_UNORM_BLOCK = 159;
+export const VK_FORMAT_ASTC_5x4_SRGB_BLOCK = 160;
+export const VK_FORMAT_ASTC_5x5_UNORM_BLOCK = 161;
+export const VK_FORMAT_ASTC_5x5_SRGB_BLOCK = 162;
+export const VK_FORMAT_ASTC_6x5_UNORM_BLOCK = 163;
+export const VK_FORMAT_ASTC_6x5_SRGB_BLOCK = 164;
+export const VK_FORMAT_ASTC_6x6_UNORM_BLOCK = 165;
+export const VK_FORMAT_ASTC_6x6_SRGB_BLOCK = 166;
+export const VK_FORMAT_ASTC_8x5_UNORM_BLOCK = 167;
+export const VK_FORMAT_ASTC_8x5_SRGB_BLOCK = 168;
+export const VK_FORMAT_ASTC_8x6_UNORM_BLOCK = 169;
+export const VK_FORMAT_ASTC_8x6_SRGB_BLOCK = 170;
+export const VK_FORMAT_ASTC_8x8_UNORM_BLOCK = 171;
+export const VK_FORMAT_ASTC_8x8_SRGB_BLOCK = 172;
+export const VK_FORMAT_ASTC_10x5_UNORM_BLOCK = 173;
+export const VK_FORMAT_ASTC_10x5_SRGB_BLOCK = 174;
+export const VK_FORMAT_ASTC_10x6_UNORM_BLOCK = 175;
+export const VK_FORMAT_ASTC_10x6_SRGB_BLOCK = 176;
+export const VK_FORMAT_ASTC_10x8_UNORM_BLOCK = 177;
+export const VK_FORMAT_ASTC_10x8_SRGB_BLOCK = 178;
+export const VK_FORMAT_ASTC_10x10_UNORM_BLOCK = 179;
+export const VK_FORMAT_ASTC_10x10_SRGB_BLOCK = 180;
+export const VK_FORMAT_ASTC_12x10_UNORM_BLOCK = 181;
+export const VK_FORMAT_ASTC_12x10_SRGB_BLOCK = 182;
+export const VK_FORMAT_ASTC_12x12_UNORM_BLOCK = 183;
+export const VK_FORMAT_ASTC_12x12_SRGB_BLOCK = 184;
+export const VK_FORMAT_R10X6_UNORM_PACK16 = 1000156007;
+export const VK_FORMAT_R10X6G10X6_UNORM_2PACK16 = 1000156008;
+export const VK_FORMAT_R10X6G10X6B10X6A10X6_UNORM_4PACK16 = 1000156009;
+export const VK_FORMAT_G10X6B10X6G10X6R10X6_422_UNORM_4PACK16 = 1000156010;
+export const VK_FORMAT_B10X6G10X6R10X6G10X6_422_UNORM_4PACK16 = 1000156011;
+export const VK_FORMAT_R12X4_UNORM_PACK16 = 1000156017;
+export const VK_FORMAT_R12X4G12X4_UNORM_2PACK16 = 1000156018;
+export const VK_FORMAT_R12X4G12X4B12X4A12X4_UNORM_4PACK16 = 1000156019;
+export const VK_FORMAT_G12X4B12X4G12X4R12X4_422_UNORM_4PACK16 = 1000156020;
+export const VK_FORMAT_B12X4G12X4R12X4G12X4_422_UNORM_4PACK16 = 1000156021;
+export const VK_FORMAT_PVRTC1_2BPP_UNORM_BLOCK_IMG = 1000054000;
+export const VK_FORMAT_PVRTC1_4BPP_UNORM_BLOCK_IMG = 1000054001;
+export const VK_FORMAT_PVRTC2_2BPP_UNORM_BLOCK_IMG = 1000054002;
+export const VK_FORMAT_PVRTC2_4BPP_UNORM_BLOCK_IMG = 1000054003;
+export const VK_FORMAT_PVRTC1_2BPP_SRGB_BLOCK_IMG = 1000054004;
+export const VK_FORMAT_PVRTC1_4BPP_SRGB_BLOCK_IMG = 1000054005;
+export const VK_FORMAT_PVRTC2_2BPP_SRGB_BLOCK_IMG = 1000054006;
+export const VK_FORMAT_PVRTC2_4BPP_SRGB_BLOCK_IMG = 1000054007;
+export const VK_FORMAT_ASTC_4x4_SFLOAT_BLOCK_EXT = 1000066000;
+export const VK_FORMAT_ASTC_5x4_SFLOAT_BLOCK_EXT = 1000066001;
+export const VK_FORMAT_ASTC_5x5_SFLOAT_BLOCK_EXT = 1000066002;
+export const VK_FORMAT_ASTC_6x5_SFLOAT_BLOCK_EXT = 1000066003;
+export const VK_FORMAT_ASTC_6x6_SFLOAT_BLOCK_EXT = 1000066004;
+export const VK_FORMAT_ASTC_8x5_SFLOAT_BLOCK_EXT = 1000066005;
+export const VK_FORMAT_ASTC_8x6_SFLOAT_BLOCK_EXT = 1000066006;
+export const VK_FORMAT_ASTC_8x8_SFLOAT_BLOCK_EXT = 1000066007;
+export const VK_FORMAT_ASTC_10x5_SFLOAT_BLOCK_EXT = 1000066008;
+export const VK_FORMAT_ASTC_10x6_SFLOAT_BLOCK_EXT = 1000066009;
+export const VK_FORMAT_ASTC_10x8_SFLOAT_BLOCK_EXT = 1000066010;
+export const VK_FORMAT_ASTC_10x10_SFLOAT_BLOCK_EXT = 1000066011;
+export const VK_FORMAT_ASTC_12x10_SFLOAT_BLOCK_EXT = 1000066012;
+export const VK_FORMAT_ASTC_12x12_SFLOAT_BLOCK_EXT = 1000066013;
+export const VK_FORMAT_A4R4G4B4_UNORM_PACK16_EXT = 1000340000;
+export const VK_FORMAT_A4B4G4R4_UNORM_PACK16_EXT = 1000340001;

src/container.ts

@@ -1,3 +0,2 @@
-import { KHR_DF_BLOCKSIZE, KHR_DF_VENDORID_KHRONOS, KHR_DF_VERSION, VK_FORMAT_UNDEFINED } from './constants';
-import { KTX2DescriptorType, KTX2Flags, KTX2Model, KTX2Primaries, KTX2SupercompressionScheme } from './enums';
+import { KHR_DF_FLAG_ALPHA_STRAIGHT, KHR_DF_KHR_DESCRIPTORTYPE_BASICFORMAT, KHR_DF_MODEL_UNSPECIFIED, KHR_DF_PRIMARIES_BT709, KHR_DF_TRANSFER_SRGB, KHR_DF_VENDORID_KHRONOS, KHR_DF_VERSION, KHR_SUPERCOMPRESSION_NONE, VK_FORMAT_UNDEFINED } from './constants';
 
@@ -42,3 +41,3 @@ /**
 	/** Indicates which supercompression scheme has been applied to mip level images, if any. */
-	public supercompressionScheme = KTX2SupercompressionScheme.NONE;
+	public supercompressionScheme = KHR_SUPERCOMPRESSION_NONE;
 
@@ -51,11 +50,11 @@ /** Mip levels, ordered largest (original) to smallest (~1px). */
 		vendorId: KHR_DF_VENDORID_KHRONOS,
-		descriptorType: KTX2DescriptorType.BASICFORMAT,
+		descriptorType: KHR_DF_KHR_DESCRIPTORTYPE_BASICFORMAT,
+		descriptorBlockSize: 0,
 		versionNumber: KHR_DF_VERSION,
-		descriptorBlockSize: KHR_DF_BLOCKSIZE,
-		colorModel: KTX2Model.UNSPECIFIED,
-		colorPrimaries: KTX2Primaries.SRGB,
-		transferFunction: KTX2Primaries.SRGB,
-		flags: KTX2Flags.ALPHA_STRAIGHT,
-		texelBlockDimension: {x: 4, y: 4, z: 1, w: 1},
-		bytesPlane: [],
+		colorModel: KHR_DF_MODEL_UNSPECIFIED,
+		colorPrimaries: KHR_DF_PRIMARIES_BT709,
+		transferFunction: KHR_DF_TRANSFER_SRGB,
+		flags: KHR_DF_FLAG_ALPHA_STRAIGHT,
+		texelBlockDimension: [0, 0, 0, 0],
+		bytesPlane: [0, 0, 0, 0, 0, 0, 0, 0],
 		samples: [],
@@ -102,2 +101,3 @@ }];
 	versionNumber: number;
+	/** @deprecated Inferred. */
 	descriptorBlockSize: number;
@@ -108,18 +108,13 @@ colorModel: number;
 	flags: number;
-	texelBlockDimension: KTX2BasicFormatTexelBlockDimensions;
-	bytesPlane: number[];
+	texelBlockDimension: [number, number, number, number];
+	bytesPlane: [number, number, number, number, number, number, number, number];
 	samples: KTX2BasicFormatSample[],
 };
 
-export interface KTX2BasicFormatTexelBlockDimensions {
-	x: number;
-	y: number;
-	z: number;
-	w: number;
-};
-
 export interface KTX2BasicFormatSample {
 	bitOffset: number;
 	bitLength: number;
-	channelID: number;
+	/** @deprecated Renamed to 'channelType'. */
+	channelID?: number;
+	channelType: number;
 	samplePosition: number[];
@@ -126,0 +121,0 @@ sampleLower: number;

src/index.ts

 export * from './container';
-export * from './enums';
+export * from './constants';
 export * from './read';
 export * from './write';

src/read.ts

 import { BufferReader } from './buffer-reader';
-import { KTX2_ID } from './constants';
+import { KHR_DF_SAMPLE_DATATYPE_SIGNED } from './constants';
+import { KTX2_ID } from './constants-internal';
 import { KTX2Container, KTX2DataFormatDescriptorBasicFormat } from './container';
@@ -94,8 +95,8 @@ import { decodeText } from './util';
 		flags: dfdReader._nextUint8(),
-		texelBlockDimension: {
-			x: dfdReader._nextUint8() + 1,
-			y: dfdReader._nextUint8() + 1,
-			z: dfdReader._nextUint8() + 1,
-			w: dfdReader._nextUint8() + 1,
-		},
+		texelBlockDimension: [
+			dfdReader._nextUint8(),
+			dfdReader._nextUint8(),
+			dfdReader._nextUint8(),
+			dfdReader._nextUint8(),
+		],
 		bytesPlane: [
@@ -119,6 +120,6 @@ dfdReader._nextUint8(),
 	for (let i = 0; i < numSamples; i ++) {
-		dfd.samples[ i ] = {
+		const sample = {
 			bitOffset: dfdReader._nextUint16(),
 			bitLength: dfdReader._nextUint8(),
-			channelID: dfdReader._nextUint8(),
+			channelType: dfdReader._nextUint8(),
 			samplePosition: [
@@ -130,5 +131,15 @@ dfdReader._nextUint8(),
 			],
-			sampleLower: dfdReader._nextUint32(),
-			sampleUpper: dfdReader._nextUint32(),
+			sampleLower: -Infinity,
+			sampleUpper: Infinity,
 		};
+
+		if (sample.channelType & KHR_DF_SAMPLE_DATATYPE_SIGNED) {
+			sample.sampleLower = dfdReader._nextInt32();
+			sample.sampleUpper = dfdReader._nextInt32();
+		} else {
+			sample.sampleLower = dfdReader._nextUint32();
+			sample.sampleUpper = dfdReader._nextUint32();
+		}
+
+		dfd.samples[ i ] = sample;
 	}
@@ -135,0 +146,0 @@

src/write.ts

@@ -1,4 +0,4 @@
-import { HEADER_BYTE_LENGTH, KTX2_ID, KTX_WRITER, NUL } from './constants';
+import { HEADER_BYTE_LENGTH, KTX2_ID, KTX_WRITER, NUL } from './constants-internal';
+import { KHR_DF_KHR_DESCRIPTORTYPE_BASICFORMAT, KHR_DF_SAMPLE_DATATYPE_SIGNED } from './constants';
 import { KTX2Container } from './container';
-import { KTX2DescriptorType } from './enums';
 import { concat, encodeText } from './util';
@@ -93,3 +93,3 @@
 	if (container.dataFormatDescriptor.length !== 1
-			|| container.dataFormatDescriptor[0].descriptorType !== KTX2DescriptorType.BASICFORMAT) {
+			|| container.dataFormatDescriptor[0].descriptorType !== KHR_DF_KHR_DESCRIPTORTYPE_BASICFORMAT) {
 		throw new Error('Only BASICFORMAT Data Format Descriptor output supported.');
@@ -102,2 +102,3 @@ }
 	const dfdView = new DataView(dfdBuffer);
+	const descriptorBlockSize = 24 + dfd.samples.length * 16;
 
@@ -108,3 +109,3 @@ dfdView.setUint32(0, dfdBuffer.byteLength, true);
 	dfdView.setUint16(8, dfd.versionNumber, true);
-	dfdView.setUint16(10, dfd.descriptorBlockSize, true);
+	dfdView.setUint16(10, descriptorBlockSize, true);
 
@@ -116,7 +117,11 @@ dfdView.setUint8(12, dfd.colorModel);
 
-	dfdView.setUint8(16, dfd.texelBlockDimension.x - 1);
-	dfdView.setUint8(17, dfd.texelBlockDimension.y - 1);
-	dfdView.setUint8(18, dfd.texelBlockDimension.z - 1);
-	dfdView.setUint8(19, dfd.texelBlockDimension.w - 1);
+	if (!Array.isArray(dfd.texelBlockDimension)) {
+		throw new Error('texelBlockDimension is now an array. For dimensionality `d`, set `d - 1`.');
+	}
 
+	dfdView.setUint8(16, dfd.texelBlockDimension[0]);
+	dfdView.setUint8(17, dfd.texelBlockDimension[1]);
+	dfdView.setUint8(18, dfd.texelBlockDimension[2]);
+	dfdView.setUint8(19, dfd.texelBlockDimension[3]);
+
 	for (let i = 0; i < 8; i++) dfdView.setUint8(20 + i, dfd.bytesPlane[i]);
@@ -128,5 +133,9 @@
 
+		if (sample.channelID) {
+			throw new Error('channelID has been renamed to channelType.');
+		}
+
 		dfdView.setUint16(sampleByteOffset + 0, sample.bitOffset, true);
 		dfdView.setUint8(sampleByteOffset + 2, sample.bitLength);
-		dfdView.setUint8(sampleByteOffset + 3, sample.channelID);
+		dfdView.setUint8(sampleByteOffset + 3, sample.channelType);
 
@@ -138,4 +147,9 @@ dfdView.setUint8(sampleByteOffset + 4, sample.samplePosition[0]);
 
-		dfdView.setUint32(sampleByteOffset + 8, sample.sampleLower, true);
-		dfdView.setUint32(sampleByteOffset + 12, sample.sampleUpper, true);
+		if (sample.channelType & KHR_DF_SAMPLE_DATATYPE_SIGNED) {
+			dfdView.setInt32(sampleByteOffset + 8, sample.sampleLower, true);
+			dfdView.setInt32(sampleByteOffset + 12, sample.sampleUpper, true);
+		} else {
+			dfdView.setUint32(sampleByteOffset + 8, sample.sampleLower, true);
+			dfdView.setUint32(sampleByteOffset + 12, sample.sampleUpper, true);
+		}
 	}
@@ -150,3 +164,3 @@
 	const kvdByteOffset = dfdByteOffset + dfdBuffer.byteLength;
-	let sgdByteOffset = kvdByteOffset + kvdBuffer.byteLength;
+	let sgdByteOffset =  sgdBuffer.byteLength > 0 ? kvdByteOffset + kvdBuffer.byteLength : 0;
 	if (sgdByteOffset % 8) sgdByteOffset += 8 - (sgdByteOffset % 8); // align(8)
@@ -162,3 +176,3 @@
 
-	let levelDataByteOffset = sgdByteOffset + sgdBuffer.byteLength;
+	let levelDataByteOffset = (sgdByteOffset || (kvdByteOffset + kvdBuffer.byteLength)) + sgdBuffer.byteLength;
 	for (let i = 0; i < container.levels.length; i++) {
@@ -194,3 +208,3 @@ const level = container.levels[i];
 	headerView.setUint32(48, kvdBuffer.byteLength, true);
-	headerView.setBigUint64(52, BigInt(sgdByteOffset), true);
+	headerView.setBigUint64(52, BigInt(sgdBuffer.byteLength > 0 ? sgdByteOffset : 0), true);
 	headerView.setBigUint64(60, BigInt(sgdBuffer.byteLength), true);
@@ -209,3 +223,5 @@
 		kvdBuffer,
-		new ArrayBuffer(sgdByteOffset - (kvdByteOffset + kvdBuffer.byteLength)), // align(8)
+		sgdByteOffset > 0
+			? new ArrayBuffer(sgdByteOffset - (kvdByteOffset + kvdBuffer.byteLength)) // align(8)
+			: new ArrayBuffer(0),
 		sgdBuffer,
@@ -212,0 +228,0 @@ ...levelData,

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Improved metrics

Total package byte prevSize

219507

increased by59.43%

Number of package files

24

increased by4.35%

Lines of code

1422

increased by59.06%

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Dev dependency count

15

increased by15.38%

No dependency changes