texture-compressor - npm Package Compare versions

Comparing version 0.0.10 to 0.1.0

lib/compressWithASTC.js

 // Native
+const fs = require('fs');
 const os = require('os');
 const path = require('path');
 
+// Vendor
+const fsExtra = require('fs-extra');
+const jimp = require('jimp');
+
 // Arguments
@@ -31,7 +36,97 @@ const {
 	splitFlagAndValue,
+	getTempDirectory,
+	getTempFilename,
 } = require('./utilities');
 
+function processAndReturnAsBuffer(toolPath, toolFlags = [], outputPath) {
+	return createProcess(toolPath, toolFlags)
+		.then(() => fsExtra.readFile(outputPath));
+}
+
+function runCompression(flippedImage) {
+	// Bitrate flag (2.0 bbp = 8x8 blocksize)
+	const bitrateFlag = convertNumberToDecimalString(bitrate);
+	const blockSizes = ['4x4', '5x4', '5x5', '6x5', '6x6', '8x5', '8x6', '8x8', '10x5', '10x6', '10x8', '10x10', '12x10', '12x12'];
+
+	// Quality flag
+	const qualityOptions = ['-veryfast', '-fast', '-medium', '-thorough', '-exhaustive'];
+	const qualityPicker = (Math.floor(quality / 2.1));
+	const qualityFlag = qualityOptions[qualityPicker]; // One of the five options
+
+	// Flag mapping
+	const flagMapping = [
+		'-cl', flippedImage, // Encode with LDR-linear submode
+		output,
+		`${bitrateFlag}`,
+		'-j', os.cpus().length,
+		`${qualityFlag}`,
+	];
+
+	// Transparent mapping, tool doesn't accept empty flags
+	if (transparent) {
+		flagMapping.push('-alphablend');
+	}
+
+	const toolPath = path.join(compressionToolDirectory, 'astcenc');
+	const toolFlags = flags ? splitFlagAndValue(createFlagsForTool(flags)) : [];
+
+	const combinedFlags = [...flagMapping, ...toolFlags];
+
+	// Astcenc does not support writing to KTX by directly so we prepend it with a KTX header
+	processAndReturnAsBuffer(toolPath, combinedFlags, output)
+		.then((buffer) => {
+			// https://github.com/AnalyticalGraphicsInc/gltf-pipeline/blob/a28152503f28be88051de8df85f5f6a350169e8b/lib/compressTexture.js#L436-L485
+			const blockWidth = buffer.readUInt8(4);
+			const blockHeight = buffer.readUInt8(5);
+			const xsize = [buffer.readUInt8(7), buffer.readUInt8(8), buffer.readUInt8(9)];
+			const ysize = [buffer.readUInt8(10), buffer.readUInt8(11), buffer.readUInt8(12)];
+			const pixelHeight = xsize[0] + 256 * xsize[1] + 65536 * xsize[2];
+			const pixelWidth = ysize[0] + 256 * ysize[1] + 65536 * ysize[2];
+			const blockSize = `${blockWidth}x${blockHeight}`;
+			const glInternalFormat = 0x93B0 + blockSizes.indexOf(blockSize);
+			const glBaseInternalFormat = 0x1908; // gl.RGBA
+			const imageData = buffer.slice(16);
+			const imageSize = imageData.length;
+
+			// KTX header
+			const ktxHeader = Buffer.allocUnsafe(68);
+			const identifier = [0xAB, 0x4B, 0x54, 0x58, 0x20, 0x31, 0x31, 0xBB, 0x0D, 0x0A, 0x1A, 0x0A];
+
+			for (let i = 0; i < 12; i++) {
+				ktxHeader.writeUInt8(identifier[i], i);
+			}
+
+			ktxHeader.writeUInt32LE(0x04030201, 12); // endianness
+			ktxHeader.writeUInt32LE(0, 16); // glType
+			ktxHeader.writeUInt32LE(1, 20); // glTypeSize
+			ktxHeader.writeUInt32LE(0, 24); // glFormat
+			ktxHeader.writeUInt32LE(glInternalFormat, 28); // glInternalFormat
+			ktxHeader.writeUInt32LE(glBaseInternalFormat, 32); // glBaseInternalFormat
+			ktxHeader.writeUInt32LE(pixelWidth, 36); // pixelWidth
+			ktxHeader.writeUInt32LE(pixelHeight, 40); // pixelHeight
+			ktxHeader.writeUInt32LE(0, 44); // pixelDepth
+			ktxHeader.writeUInt32LE(0, 48); // numberOfArrayElements
+			ktxHeader.writeUInt32LE(1, 52); // numberOfFaces
+			ktxHeader.writeUInt32LE(1, 56); // numberOfMipmapLevels
+			ktxHeader.writeUInt32LE(0, 60); // bytesOfKeyValueData
+			ktxHeader.writeUInt32LE(imageSize, 64); // imageSize
+
+			console.log(blockSize, imageSize);
+			const result = Buffer.concat([ktxHeader, imageData]);
+
+			fs.writeFile(output, result, 'binary', (error) => {
+				if (error) {
+					console.error(error);
+				} else {
+					console.log(`Succesfully written file to ${output}`);
+				}
+			});
+		});
+}
+
 const compressWithASTC = () => {
 	const inputFileExtension = getFileExtension(input);
 	const outputFileExtension = getFileExtension(output);
+	const tempDirectory = getTempDirectory();
+	const tempFilename = getTempFilename();
 
@@ -45,31 +140,35 @@ if (!ASTC_SUPPORTED_OUTPUT_TYPES.includes(outputFileExtension)) {
 	if (ASTC_SUPPORTED_INPUT_TYPES.includes(inputFileExtension)) {
-		// Bitrate flag (2.0 bbp = 8x8 blocksize)
-		// 4x4, 5x4, 5x5, 6x5, 6x6, 8x5, 8x6, 8x8, 10x5, 10x6, 10x8, 10x10, 12x10, 12x12
-		const bitrateFlag = convertNumberToDecimalString(bitrate);
+		// File reading necssary for temporary Y flipping because Astcenc flips the image internally
+		jimp.read(input)
+			.then((file) => {
+				// Flip Y (Astcenc flips the image during encoding)
+				file.flip(false, true);
 
-		// Quality flag
-		const qualityOptions = ['-veryfast', '-fast', '-medium', '-thorough', '-exhaustive'];
-		const qualityPicker = (Math.floor(quality / 2.1));
-		const qualityFlag = qualityOptions[qualityPicker]; // One of the five options
+				// Write temporary file to a temporary directory
+				fsExtra.ensureDir(tempDirectory)
+					.then(() => {
+						file.getBuffer(jimp.AUTO, (error, buffer) => {
+							if (error) {
+								console.error(error);
+							}
 
-		// Flag mapping
-		const flagMapping = [
-			'-cl', input,
-			output,
-			`${bitrateFlag}`,
-			'-j', os.cpus().length,
-			`${qualityFlag}`,
-		];
+							// Write file out manually as jimp.write doesn't offer a callback after writing
+							fs.writeFile(`${tempDirectory}/${tempFilename}`, buffer, (error) => {
+								if (error) {
+									console.error(error);
+								} else {
+									// Compress flipped instead of the direct input
+									runCompression(`${tempDirectory}/${tempFilename}`);
 
-		// Transparent mapping, tool doesn't accept empty flags
-		if (transparent) {
-			flagMapping.push('-alphablend');
-		}
-
-		const toolPath = path.join(compressionToolDirectory, 'astcenc');
-		const toolFlags = flags ? splitFlagAndValue(createFlagsForTool(flags)) : [];
-
-		const combinedFlags = [...flagMapping, ...toolFlags];
-
-		createProcess(toolPath, combinedFlags);
+									// Clean up the temporary directory and the temporary image
+									fsExtra.remove(`${tempDirectory}/${tempFilename}`);
+									fsExtra.remove(tempDirectory);
+								}
+							});
+						});
+					});
+			})
+			.catch((error) => {
+				console.error(error);
+			});
 	} else {
@@ -76,0 +175,0 @@ console.error(`${inputFileExtension} is not supported.`);

lib/compressWithETC.js

 // Native
-const os = require('os');
 const path = require('path');
@@ -49,15 +48,21 @@
 		} else if (compression === 'etc2') {
-			compressionFlag = (transparent) ? 'RGBA8' : 'RGB8';
+			compressionFlag = (transparent) ? 'ETC2_RGBA' : 'ETC2_RGB';
 		}
 
+		// Quality flag
+		const qualityOptions = ['etcfast', 'etcslow', 'etcfastperceptual', 'etcslowperceptual'];
+		const qualityPicker = (Math.floor(quality / 2.1));
+		const qualityFlag = qualityOptions[qualityPicker]; // One of the five options
+
 		// Flag mapping
 		const flagMapping = [
-			input,
-			'-format', `${compressionFlag}`,
-			'-effort', `${quality * 10.0}`,
-			'-jobs', os.cpus().length,
-			'-output', output,
+			'-i', input,
+			'-o', output,
+			'-f', `${compressionFlag}`,
+			'-q', `${qualityFlag}`,
+			'-square', '+',
+			'-pot', '+',
 		];
 
-		const toolPath = path.join(compressionToolDirectory, 'EtcTool');
+		const toolPath = path.join(compressionToolDirectory, 'PVRTexToolCLI');
 		const toolFlags = flags ? splitFlagAndValue(createFlagsForTool(flags)) : [];
@@ -64,0 +69,0 @@

lib/compressWithPVR.js

@@ -46,11 +46,11 @@ // Native
 		if (transparent) {
-			if (bitrate === 2) {
+			if (parseFloat(bitrate) === 2) {
 				compressionFlag = 'PVRTC1_2';
-			} else if (bitrate === 4) {
+			} else if (parseFloat(bitrate) === 4) {
 				compressionFlag = 'PVRTC1_4';
 			}
 		} else if (!transparent) {
-			if (bitrate === 2) {
+			if (parseFloat(bitrate) === 2) {
 				compressionFlag = 'PVRTC1_2_RGB';
-			} else if (bitrate === 4) {
+			} else if (parseFloat(bitrate) === 4) {
 				compressionFlag = 'PVRTC1_4_RGB';
@@ -57,0 +57,0 @@ }

lib/compressWithS3TC.js

@@ -47,10 +47,3 @@ // Native
 		if (compression === 'dxt1') {
-			if (transparent && outputFileExtension === '.crn') {
-				console.log('Crunch compressor does not support DXT1 with alpha, the alpha channel will be ignored.');
-				compressionFlag = '-DXT1';
-			} else if (transparent) {
-				compressionFlag = '-DXT1A';
-			} else {
-				compressionFlag = '-DXT1';
-			}
+			compressionFlag = transparent ? '-DXT1A' : '-DXT1';
 		} else if (compression === 'dxt3') {
@@ -63,13 +56,6 @@ compressionFlag = '-DXT3';
 		// Quality flag
-		let CRNQualityFlag;
-		let DXTQualityFlag;
+		const qualityOptions = ['superfast', 'fast', 'normal', 'better', 'uber'];
+		const qualityPicker = (Math.floor(quality / 2.1));
+		const DXTQualityFlag = qualityOptions[qualityPicker]; // One of the five options
 
-		if (outputFileExtension === '.crn') {
-			CRNQualityFlag = quality * 25.5; // [0 - 255]
-		} else {
-			const qualityOptions = ['superfast', 'fast', 'normal', 'better', 'uber'];
-			const qualityPicker = (Math.floor(quality / 2.1));
-			DXTQualityFlag = qualityOptions[qualityPicker]; // One of the five options
-		}
-
 		// Flag mapping
@@ -79,5 +65,5 @@ const flagMapping = [
 			'-out', output,
+			'-fileformat', 'ktx',
 			`${compressionFlag}`,
-			CRNQualityFlag === Number ? '-quality' : '-dxtQuality',
-			CRNQualityFlag === Number ? `${CRNQualityFlag}` : `${DXTQualityFlag}`,
+			`${DXTQualityFlag}`,
 			'-helperThreads', os.cpus().length,
@@ -84,0 +70,0 @@ '-mipMode', 'None',

lib/constants.js

@@ -9,17 +9,17 @@ const constants = {
 	ASTC_SUPPORTED_INPUT_TYPES: ['.jpeg', '.jpg', '.png', '.bmp', '.gif'],
-	ASTC_SUPPORTED_OUTPUT_TYPES: ['.dds'],
+	ASTC_SUPPORTED_OUTPUT_TYPES: ['.ktx'],
 
 	ETC_COMPRESSION_TYPES: ['etc1', 'etc2'],
-	ETC_SUPPORTED_INPUT_TYPES: ['.png'],
-	ETC_SUPPORTED_OUTPUT_TYPES: ['.dds'],
+	ETC_SUPPORTED_INPUT_TYPES: ['.jpeg', '.jpg', '.png', '.bmp'],
+	ETC_SUPPORTED_OUTPUT_TYPES: ['.ktx'],
 
 	PVR_COMPRESSION_TYPES: ['pvrtc1'],
 	PVR_SUPPORTED_INPUT_TYPES: ['.jpeg', '.jpg', '.png', '.bmp'],
-	PVR_SUPPORTED_OUTPUT_TYPES: ['.dds', '.pvr'],
+	PVR_SUPPORTED_OUTPUT_TYPES: ['.ktx'],
 
 	S3TC_COMPRESSION_TYPES: ['dxt1', 'dxt3', 'dxt5'],
 	S3TC_SUPPORTED_INPUT_TYPES: ['.jpeg', '.jpg', '.png', '.bmp', '.gif'],
-	S3TC_SUPPORTED_OUTPUT_TYPES: ['.dds', '.crn'],
+	S3TC_SUPPORTED_OUTPUT_TYPES: ['.ktx'],
 };
 
 module.exports = constants;

lib/createProcess.js

 // Vendor
-const {
-	spawn,
-} = require('child_process');
+const { spawn } = require('child_process');
 const Promise = require('bluebird');
@@ -6,0 +4,0 @@

lib/utilities.js

@@ -7,2 +7,3 @@ // Native
 const imageSize = require('image-size');
+const uuid = require('uuid');
 
@@ -32,4 +33,14 @@ const utilities = {
 	splitFlagAndValue: flags => [].concat(...flags.map(flag => flag.split(' '))),
+
+	getTempFilename() {
+		return uuid.v4();
+	},
+
+	getTempDirectory() {
+		const tempDirectory = os.tmpdir();
+		const randomId = uuid.v4();
+		return path.join(tempDirectory, randomId);
+	},
 };
 
 module.exports = utilities;

package.json

 {
   "name": "texture-compressor",
-  "version": "0.0.10",
-  "description": "CLI tool for texture compression using ASTC, ETC, PVRTC and S3TC in DDS or PVR containers.",
+  "version": "0.1.0",
+  "description": "CLI tool for texture compression using ASTC, ETC, PVRTC and S3TC in a KTX container.",
   "main": "index.js",
   "scripts": {
+    "start": "http-server --cors -s -o",
     "lint": "eslint lib/**/*.js",
@@ -18,3 +19,6 @@ "deploy": "npm version patch && npm publish && git push origin"
     "bluebird": "^3.5.1",
-    "image-size": "^0.6.1"
+    "fs-extra": "^5.0.0",
+    "image-size": "^0.6.1",
+    "jimp": "^0.2.28",
+    "uuid": "^3.2.1"
   },
@@ -24,8 +28,5 @@ "devDependencies": {
     "eslint-config-airbnb-base": "^12.1.0",
-    "eslint-plugin-import": "^2.8.0"
+    "eslint-plugin-import": "^2.8.0",
+    "http-server": "^0.11.1"
   },
-  "directories": {
-    "doc": "docs",
-    "lib": "lib"
-  },
   "repository": {
@@ -32,0 +33,0 @@ "type": "git",

README.md

@@ -7,3 +7,3 @@ # Texture compressor
 
-CLI tool for texture compression using ASTC, ETC, PVRTC and S3TC in DDS or PVR containers.
+CLI tool for texture compression using ASTC, ETC, PVRTC and S3TC in a KTX container.
 
@@ -18,13 +18,65 @@ Easily compress for all hardware using sensible defaults but with the option to pass any custom flag directly to the tool.
 
+## Live demo
+
+[Live demo](https://timvanscherpenzeel.github.io/texture-compressor/)
+
+## Docs
+
+The source code of the `KTX loader` is available on in [docs/main.js](https://github.com/TimvanScherpenzeel/texture-compressor/blob/master/docs/main.js) in the `docs` folder.
+
+## Support table
+
+| Device                  | OS      | OS version | Browser       | Browser version | ASTC | ETC | ETC1 | S3TC | PVRTC |
+| ------------------------| ------- | ---------- | ------------- | --------------- | ---- | --- | ---- | ---- | ----- |
+| Apple iPad 5th          | iOS     | 11.0.3     | Mobile Safari | 11.0            |      |     |      |      | X     |
+| Apple iPad Air 2        | iOS     | 8.4        | Mobile Safari | 8.0             |      |     |      |      | X     |
+| Apple iPad Mini 3       | iOS     | 8.1.2      | Mobile Safari | 8.0             |      |     |      |      | X     |
+| Apple iPad Pro          | iOS     | 11.2.1     | Mobile Safari | 11.0            |      |     |      |      | X     |
+| Apple iPhone 5S         | iOS     | 8.1.3      | Mobile Safari | 8.0             |      |     |      |      | X     |
+| Apple iPhone 6 Plus     | iOS     | 8.1        | Mobile Safari | 8.0             |      |     |      |      | X     |
+| Apple iPhone 6          | iOS     | 8.1.3      | Mobile Safari | 8.0             |      |     |      |      | X     |
+| Apple iPhone 6S Plus    | iOS     | 9.0.1      | Mobile Safari | 9.0             |      |     |      |      | X     |
+| Apple iPhone 6S         | iOS     | 9.1        | Mobile Safari | 9.0             |      |     |      |      | X     |
+| Apple iPhone 7          | iOS     | 10.3.1     | Mobile Safari | 10.0            |      |     |      |      | X     |
+| Apple iPhone 8          | iOS     | 11.0       | Mobile Safari | 11.0            |      |     |      |      | X     |
+| Apple iPhone 8          | iOS     | 11.0       | Mobile Safari | 11.0            |      |     |      |      | X     |
+| Apple iPhone SE         | iOS     | 11.2.1     | Mobile Safari | 11.0            |      |     |      |      | X     |
+| Apple iPhone X          | iOS     | 11.2       | Mobile Safari | 11.0            |      |     |      |      | X     |
+| Google Nexus 5X         | Android | 7.0        | Chrome        | 63.0.3239.111   | X    |     | X    |      |       |
+| Google Nexus 6P         | Android | 7.0        | Chrome        | 63.0.3239.111   | X    |     | X    |      |       |
+| Google Pixel 2          | Android | 8.0.0      | Chrome        | 63.0.3239.111   | X    |     | X    |      |       |
+| Google Pixel 2          | Android | 8.0.0      | Firefox       | 51.0            |      | X   | X    |      |       |
+| Google Pixel            | Android | 7.1        | Chrome        | 63.0.3239.111   | X    |     | X    |      |       |
+| Google Pixel            | Android | 8.0.0      | Chrome        | 63.0.3239.111   | X    |     | X    |      |       |
+| Google Pixel            | Android | 8.0.0      | Firefox       | 51.0            |      | X   | X    |      |       |
+| LG G5                   | Android | 6.0.1      | Chrome        | 63.0.3239.111   | X    |     | X    |      |       |
+| MacOS High Sierra       | Mac OS  | 10.13.3    | Chrome        | 65.0.3325.181   |      |     |      | X    |       |
+| MacOS High Sierra       | Mac OS  | 10.13      | Firefox       | 59.0            |      |     |      | X    |       |
+| MacOS High Sierra       | Mac OS  | 10.13.3    | Safari        | 11.0.3          |      |     |      | X    |       |
+| Motorola Moto X 2nd Gen | Android | 6.0        | Chrome        | 63.0.3239.111   |      |     | X    |      |       |
+| Samsung S6              | Android | 5.0.2      | Chrome        | 63.0.3239.111   | X    |     | X    |      |       |
+| Samsung S7              | Android | 6.0.1      | Chrome        | 63.0.3239.111   | X    |     | X    |      |       |
+| Samsung S7              | Android | 6.0.1      | Firefox       | 51.0            |      | X   | X    |      |       |
+| Samsung S8              | Android | 7.0        | Chrome        | 63.0.3239.111   | X    |     | X    |      |       |
+| Samsung S8              | Android | 7.0        | Firefox       | 51.0            |      | X   | X    |      |       |
+| Samsung S8+             | Android | 7.0        | Chrome        | 63.0.3239.111   | X    |     | X    |      |       |
+| Samsung S8+             | Android | 7.0        | Firefox       | 51.0            |      | X   | X    |      |       |
+| Windows 10              | Windows | 10         | Chrome        | 65.0.3325.146   |      |     | X    | X    |       |
+| Windows 10              | Windows | 10         | Edge          | 14.14393        |      |     |      | X    |       |
+| Windows 10              | Windows | 10         | Edge          | 15.15063        |      |     |      | X    |       |
+| Windows 10              | Windows | 10         | Edge          | 16.16299        |      |     |      | X    |       |
+| Windows 10              | Windows | 10         | Firefox       | 59.0            |      |     |      | X    |       |
+| Windows 10              | Windows | 10         | IE            | 11.0            |      |     |      | X    |       |
+| Windows 7               | Windows | 7          | IE            | 10.0            |      |     |      |      |       |
+| Windows 7               | Windows | 7          | IE            | 11.0            |      |     |      | X    |       |
+| Windows 8               | Windows | 8          | IE            | 10.0            |      |     |      |      |       |
+
 ## Example
 
 ### ASTC
-
 ```sh
-# ASTC - Supported by all iOS devices with an A8 processor or higher (iPhone 6+)
 # Astcenc - https://github.com/ARM-software/astc-encoder
-# DDS container
 # Extension - https://www.khronos.org/registry/webgl/extensions/WEBGL_compressed_texture_astc/
 
-$ node ./bin/texture-compressor -i ./example/example.png -o ./example/example-astc.dds -m astc -c astc
+$ node ./bin/texture-compressor -i ./docs/example/example.png -o ./docs/example/example-astc.ktx -m astc -c astc
 ```
@@ -35,8 +87,8 @@
 ```sh
-# ETC1 & ETC2 - Supported by most Android devices
-# Etc2comp - https://github.com/google/etc2comp
-# DDS container
+# PVRTexTool - https://community.imgtec.com/developers/powervr/tools/pvrtextool/
 # Extension - https://www.khronos.org/registry/webgl/extensions/WEBGL_compressed_texture_etc/
 
-$ node ./bin/texture-compressor -i ./example/example.png -o ./example/example-etc1.dds -m etc -c etc1
+$ node ./bin/texture-compressor -i ./docs/example/example.png -o ./docs/example/example-etc1.ktx -m etc -c etc1
+
+$ node ./bin/texture-compressor -i ./docs/example/example.png -o ./docs/example/example-etc2.ktx -m etc -c etc2
 ```
@@ -47,8 +99,6 @@
 ```sh
-# PVRTC1 - Supported by all iOS devices and some Android devices
 # PVRTexTool - https://community.imgtec.com/developers/powervr/tools/pvrtextool/
-# PVR container
 # Extension - http://www.khronos.org/registry/webgl/extensions/WEBGL_compressed_texture_pvrtc/
 
-$ node ./bin/texture-compressor -i ./example/example.png -o ./example/example-pvrtc1.pvr -m pvr -c pvrtc1
+$ node ./bin/texture-compressor -i ./docs/example/example.png -o ./docs/example/example-pvrtc1.ktx -m pvr -c pvrtc1
 ```
@@ -59,8 +109,10 @@
 ```sh
-# DXT1 & DXT3 & DXT5 - Supported by all desktop devices and some Android devices
 # Crunch - https://code.google.com/archive/p/crunch/
-# CRN & DDS container
 # Extension - http://www.khronos.org/registry/webgl/extensions/WEBGL_compressed_texture_s3tc/
 
-$ node ./bin/texture-compressor -i ./example/example.png -o ./example/example-dxt5.dds -m s3tc -c dxt5
+$ node ./bin/texture-compressor -i ./docs/example/example.png -o ./docs/example/example-dxt1.ktx -m s3tc -c dxt1
+
+$ node ./bin/texture-compressor -i ./docs/example/example.png -o ./docs/example/example-dxt3.ktx -m s3tc -c dxt3
+
+$ node ./bin/texture-compressor -i ./docs/example/example.png -o ./docs/example/example-dxt5.ktx -m s3tc -c dxt5
 ```
@@ -72,4 +124,4 @@
 	-c, --compression ['astc', 'etc1', 'etc2', 'pvrtc1', 'dxt1', 'dxt3', 'dxt5'] [required]
-	-i, --input [example: ./example/example.png] [required]
-	-o, --output [example: ./example/example.dds] [required]
+	-i, --input [example: ./docs/example/example.png] [required]
+	-o, --output [example: ./docs/example/example.ktx] [required]
 	-m, --method ['astc', 'etc', 'pvr', 's3tc'] [required]
@@ -98,4 +150,3 @@
 - [astcenc](https://raw.githubusercontent.com/ARM-software/astc-encoder/master/license.txt)
-- [EtcTool](https://raw.githubusercontent.com/google/etc2comp/master/LICENSE)
 - [PVRTexToolCLI](https://community.imgtec.com/developers/powervr/sdk-end-user-licence-agreement/)
 - [crunch](https://raw.githubusercontent.com/Unvanquished/crunch/master/license.txt)

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Major refactor

Supply chain risk

Package has recently undergone a major refactor. It may be unstable or indicate significant internal changes. Use caution when updating to versions that include significant changes.

Found 1 instance in 1 package

Filesystem access

Supply chain risk

Accesses the file system, and could potentially read sensitive data.

Found 2 instances in 1 package

Fixed alerts

Native code

Supply chain risk

Contains native code (e.g., compiled binaries or shared libraries). Including native code can obscure malicious behavior.

Found 1 instance in 1 package

Improved metrics

Number of package files

53

increased by39.47%

Lines of code

1315

increased by178.01%

Number of lines in readme file

146

increased by53.68%

Worsened metrics

Total package byte prevSize

34633879

decreased by-3.35%

Dependency count

6

increased by100%

Dev dependency count

4

increased by33.33%

Number of downloads

123206

decreased by-11.3%

Number of low supply chain risk alerts

2

increased byInfinity%

Number of medium supply chain risk alerts

36

increased by56.52%

Dependency changes

• + Addedfs-extra@^5.0.0

• + Addedjimp@^0.2.28

• + Addeduuid@^3.2.1

• + Addedajv@6.12.6(transitive)

• + Addedasn1@0.2.6(transitive)

• + Addedassert-plus@1.0.0(transitive)

• + Addedasynckit@0.4.0(transitive)

• + Addedaws-sign2@0.7.0(transitive)

• + Addedaws4@1.13.2(transitive)

• + Addedbcrypt-pbkdf@1.0.2(transitive)

• + Addedbignumber.js@2.4.0(transitive)

• + Addedbmp-js@0.0.3(transitive)

• + Addedbuffer-equal@0.0.1(transitive)

• + Addedcaseless@0.12.0(transitive)

• + Addedcentra@2.7.0(transitive)

• + Addedcombined-stream@1.0.8(transitive)

• + Addedcore-util-is@1.0.2(transitive)

• + Addeddashdash@1.14.1(transitive)

• + Addeddelayed-stream@1.0.0(transitive)

• + Addeddom-walk@0.1.2(transitive)

• + Addedecc-jsbn@0.1.2(transitive)

• + Addedes6-promise@3.3.1(transitive)

• + Addedexif-parser@0.1.12(transitive)

• + Addedextend@3.0.2(transitive)

• + Addedextsprintf@1.3.0(transitive)

• + Addedfast-deep-equal@3.1.3(transitive)

• + Addedfast-json-stable-stringify@2.1.0(transitive)

• + Addedfile-type@3.9.0(transitive)

• + Addedfollow-redirects@1.15.9(transitive)

• + Addedforever-agent@0.6.1(transitive)

• + Addedform-data@2.3.3(transitive)

• + Addedfs-extra@5.0.0(transitive)

• + Addedgetpass@0.1.7(transitive)

• + Addedglobal@4.4.0(transitive)

• + Addedgraceful-fs@4.2.11(transitive)

• + Addedhar-schema@2.0.0(transitive)

• + Addedhar-validator@5.1.5(transitive)

• + Addedhttp-signature@1.2.0(transitive)

• + Addedip-regex@1.0.3(transitive)

• + Addedis-function@1.0.2(transitive)

• + Addedis-typedarray@1.0.0(transitive)

• + Addedisstream@0.1.2(transitive)

• + Addedjimp@0.2.28(transitive)

• + Addedjpeg-js@0.2.0(transitive)

• + Addedjsbn@0.1.1(transitive)

• + Addedjson-schema@0.4.0(transitive)

• + Addedjson-schema-traverse@0.4.1(transitive)

• + Addedjson-stringify-safe@5.0.1(transitive)

• + Addedjsonfile@4.0.0(transitive)

• + Addedjsprim@1.4.2(transitive)

• + Addedload-bmfont@1.4.2(transitive)

• + Addedmime@1.6.0(transitive)

• + Addedmime-db@1.52.0(transitive)

• + Addedmime-types@2.1.35(transitive)

• + Addedmin-document@2.19.0(transitive)

• + Addedminimist@0.0.8(transitive)

• + Addedmkdirp@0.5.1(transitive)

• + Addedoauth-sign@0.9.0(transitive)

• + Addedparse-bmfont-ascii@1.0.6(transitive)

• + Addedparse-bmfont-binary@1.0.6(transitive)

• + Addedparse-bmfont-xml@1.1.6(transitive)

• + Addedparse-headers@2.0.5(transitive)

• + Addedperformance-now@2.1.0(transitive)

• + Addedphin@3.7.1(transitive)

• + Addedpixelmatch@4.0.2(transitive)

• + Addedpngjs@3.4.0(transitive)

• + Addedprocess@0.11.10(transitive)

• + Addedpsl@1.15.0(transitive)

• + Addedpunycode@2.3.1(transitive)

• + Addedqs@6.5.3(transitive)

• + Addedread-chunk@1.0.1(transitive)

• + Addedrequest@2.88.2(transitive)

• + Addedsafe-buffer@5.2.1(transitive)

• + Addedsafer-buffer@2.1.2(transitive)

• + Addedsax@1.4.1(transitive)

• + Addedsshpk@1.18.0(transitive)

• + Addedstream-to@0.2.2(transitive)

• + Addedstream-to-buffer@0.1.0(transitive)

• + Addedtinycolor2@1.6.0(transitive)

• + Addedtough-cookie@2.5.0(transitive)

• + Addedtunnel-agent@0.6.0(transitive)

• + Addedtweetnacl@0.14.5(transitive)

• + Addeduniversalify@0.1.2(transitive)

• + Addeduri-js@4.4.1(transitive)

• + Addedurl-regex@3.2.0(transitive)

• + Addeduuid@3.4.0(transitive)

• + Addedverror@1.10.0(transitive)

• + Addedxhr@2.6.0(transitive)

• + Addedxml-parse-from-string@1.0.1(transitive)

• + Addedxml2js@0.5.0(transitive)

• + Addedxmlbuilder@11.0.1(transitive)

• + Addedxtend@4.0.2(transitive)