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6 Commits

Author SHA1 Message Date
ColonelParrot
e9af1941e6
Update README.md 2025-03-13 23:21:51 -04:00
ColonelParrot
ce85c440ad fix scaling issue for logo 2025-03-13 23:12:58 -04:00
ColonelParrot
3f4b902c48 Bump to v1.4.0 2025-02-18 11:38:31 -05:00
ColonelParrot
1fa3133944 optimize extractPaper by saving compute when cornerPoints supplied 2025-02-18 11:36:46 -05:00
ColonelParrot
58b26c34c7 fix skipped tests with before() 2025-02-18 11:36:12 -05:00
ColonelParrot
b4e68b12c9 Update canvas, jsdom and mocha to resolve audit warnings 2025-02-02 00:09:54 -05:00
6 changed files with 1476 additions and 2015 deletions

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@ -32,7 +32,7 @@
fill="black" class="octo-body"></path> fill="black" class="octo-body"></path>
</svg> </svg>
</a> </a>
<img src="images/logo-full.png" alt="jscanify logo" style="height: 100px" /> <img src="images/logo-full.png" alt="jscanify logo" style="width: 375px" />
<h2>the javascript document scanning library.</h2> <h2>the javascript document scanning library.</h2>
<br /> <br />
<div class="view-on"> <div class="view-on">

3266
package-lock.json generated

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@ -1,6 +1,6 @@
{ {
"name": "jscanify", "name": "jscanify",
"version": "1.3.3", "version": "1.4.0",
"description": "Open-source Javascript mobile document scanner.", "description": "Open-source Javascript mobile document scanner.",
"main": "src/jscanify-node.js", "main": "src/jscanify-node.js",
"directories": { "directories": {
@ -25,8 +25,8 @@
}, },
"homepage": "https://colonelparrot.github.io/jscanify/", "homepage": "https://colonelparrot.github.io/jscanify/",
"dependencies": { "dependencies": {
"canvas": "^2.11.2", "canvas": "^3.1.0",
"jsdom": "^22.0.0", "jsdom": "^26.0.0",
"mocha": "^10.2.0" "mocha": "^11.1.0"
} }
} }

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@ -1,4 +1,4 @@
/*! jscanify v1.3.3 | (c) ColonelParrot and other contributors | MIT License */ /*! jscanify v1.4.0 | (c) ColonelParrot and other contributors | MIT License */
const { Canvas, createCanvas, Image, ImageData } = require("canvas"); const { Canvas, createCanvas, Image, ImageData } = require("canvas");
const { JSDOM } = require("jsdom"); const { JSDOM } = require("jsdom");
@ -153,9 +153,9 @@ class jscanify {
extractPaper(image, resultWidth, resultHeight, cornerPoints) { extractPaper(image, resultWidth, resultHeight, cornerPoints) {
const canvas = createCanvas(); const canvas = createCanvas();
const img = cv.imread(image); const img = cv.imread(image);
const maxContour = this.findPaperContour(img); const maxContour = cornerPoints ? null : this.findPaperContour(img);
if(maxContour == null){ if(maxContour == null && cornerPoints === undefined){
return null; return null;
} }

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@ -1,4 +1,4 @@
/*! jscanify v1.3.3 | (c) ColonelParrot and other contributors | MIT License */ /*! jscanify v1.4.0 | (c) ColonelParrot and other contributors | MIT License */
(function (global, factory) { (function (global, factory) {
typeof exports === "object" && typeof module !== "undefined" typeof exports === "object" && typeof module !== "undefined"
@ -144,9 +144,9 @@
extractPaper(image, resultWidth, resultHeight, cornerPoints) { extractPaper(image, resultWidth, resultHeight, cornerPoints) {
const canvas = document.createElement("canvas"); const canvas = document.createElement("canvas");
const img = cv.imread(image); const img = cv.imread(image);
const maxContour = this.findPaperContour(img); const maxContour = cornerPoints ? null : this.findPaperContour(img);
if(maxContour == null){ if(maxContour == null && cornerPoints === undefined){
return null; return null;
} }

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@ -39,21 +39,30 @@ function setup() {
}) })
} }
console.log("=== beginning tests ==="); let scanner;
console.log("loading OpenCV.js..."); let cv;
const scanner = new jscanify(); before(function (done) {
scanner.loadOpenCV(function (cv) { console.log("=== beginning tests ===");
console.log("loading OpenCV.js...");
scanner = new jscanify();
scanner.loadOpenCV(function (loadedCv) {
cv = loadedCv;
console.log("Finished loading OpenCV.js"); console.log("Finished loading OpenCV.js");
console.log("Writing test images to: " + OUTPUT_FOLDER); console.log("Writing test images to: " + OUTPUT_FOLDER);
setup()
done();
});
});
/** /**
* tests an individual image * tests an individual image
*/ */
function test(testImage, imageCount) { function test(testImage, imageCount) {
describe("image #" + imageCount, function () { describe("image #" + imageCount, function () {
it("should highlight paper", function (done) { it("should highlight paper", function () {
const highlighted = scanner.highlightPaper(testImage); const highlighted = scanner.highlightPaper(testImage);
const higlightedOutputPath = OUTPUT_FOLDER + "highlighted-" + imageCount + ".jpg"; const higlightedOutputPath = OUTPUT_FOLDER + "highlighted-" + imageCount + ".jpg";
writeFileSync( writeFileSync(
@ -62,10 +71,9 @@ scanner.loadOpenCV(function (cv) {
); );
assert.ok(existsSync(higlightedOutputPath)); assert.ok(existsSync(higlightedOutputPath));
done();
}); });
it("should extract paper", function (done) { it("should extract paper", function () {
const extracted = scanner.extractPaper(testImage, 386, 500); const extracted = scanner.extractPaper(testImage, 386, 500);
const extractedOutputPath = OUTPUT_FOLDER + "extracted-" + imageCount + ".jpg"; const extractedOutputPath = OUTPUT_FOLDER + "extracted-" + imageCount + ".jpg";
@ -75,10 +83,9 @@ scanner.loadOpenCV(function (cv) {
); );
assert.ok(existsSync(extractedOutputPath)); assert.ok(existsSync(extractedOutputPath));
done();
}); });
it("should label corner points", function (done) { it("should label corner points", function () {
const parsedImage = cv.imread(testImage); const parsedImage = cv.imread(testImage);
const paperContour = scanner.findPaperContour(parsedImage); const paperContour = scanner.findPaperContour(parsedImage);
const { const {
@ -111,27 +118,23 @@ scanner.loadOpenCV(function (cv) {
writeFileSync(cornerPointsOutputPath, canvas.toBuffer("image/jpeg")); writeFileSync(cornerPointsOutputPath, canvas.toBuffer("image/jpeg"));
assert.ok(existsSync(cornerPointsOutputPath)); assert.ok(existsSync(cornerPointsOutputPath));
done();
}); });
}); });
} }
setup(); let imageCount = 1;
let imageCount = 1; /*
/*
* go through all images in test image directory * go through all images in test image directory
*/ */
readdirSync(TEST_IMAGE_DIRECTORY).forEach((file) => { readdirSync(TEST_IMAGE_DIRECTORY).forEach((file) => {
const TEST_IMAGE_PATH = path.join(TEST_IMAGE_DIRECTORY, file); const TEST_IMAGE_PATH = path.join(TEST_IMAGE_DIRECTORY, file);
if(!file.endsWith("-sized.png")){ // these images are for the website, not testing if (!file.endsWith("-sized.png")) { // these images are for the website, not testing
let tempCount = imageCount++; let tempCount = imageCount++;
loadImage(TEST_IMAGE_PATH).then(function (image) { loadImage(TEST_IMAGE_PATH).then(function (image) {
test(image, tempCount); test(image, tempCount);
}); });
} }
}) })
});