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Pixel set redundancy removed (#1188)

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* Pixels.set Redundancy removed

* eslint fixes

* move require to top with const
This commit is contained in:
aashna27
2019-08-15 01:04:14 +05:30
committed by Jeffrey Warren
parent 1b5607a339
commit 5b98d5cf44
16 changed files with 93 additions and 117 deletions
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15
src/modules/EdgeDetect/EdgeUtils.js
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@@ -1,4 +1,6 @@
// Define kernels for the sobel filter
const pixelSetter = require('../../util/pixelSetter.js');
const kernelx = [
[-1, 0, 1],
[-2, 0, 2],
@@ -41,19 +43,14 @@ module.exports = function(pixels, highThresholdRatio, lowThresholdRatio, useHyst
return pixels;
};
function supress(pixels, pixel) {
pixels.set(pixel[0], pixel[1], 0, 0);
pixels.set(pixel[0], pixel[1], 1, 0);
pixels.set(pixel[0], pixel[1], 2, 0);
pixels.set(pixel[0], pixel[1], 3, 255);
pixelSetter(pixel[0], pixel[1], [0, 0, 0, 255], pixels);
}
function preserve(pixels, pixel) {
pixels.set(pixel[0], pixel[1], 0, 255);
pixels.set(pixel[0], pixel[1], 1, 255);
pixels.set(pixel[0], pixel[1], 2, 255);
pixels.set(pixel[0], pixel[1], 3, 255);
pixelSetter(pixel[0], pixel[1], [255, 255, 255, 255], pixels);
}
// sobelFilter function that convolves sobel kernel over every pixel