mirror of
https://github.com/shaka-project/shaka-player.git
synced 2026-06-20 16:57:25 +03:00
Joey Parrish
7e6a0f38ff
This corrects/normalizes license headers in misc. files, such as config files, docs, build tools, tests, and externs. This does not affect the compiled output, and is only done for consistency. Issue #2638 Change-Id: I9d8da2de55243b08d7df2b743aac73c6f15e858a
29 lines
778 B
JavaScript
Executable File
29 lines
778 B
JavaScript
Executable File
#!/usr/bin/env node
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/*! @license
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* Shaka Player
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* Copyright 2016 Google LLC
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* SPDX-License-Identifier: Apache-2.0
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*/
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/**
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* @fileoverview
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*
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* A node script that uses the Jimp module to compute the number of changed
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* pixels between two images.
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*/
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const Jimp = require('jimp');
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async function main(oldPath, newPath) {
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const oldImage = await Jimp.read(oldPath);
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const newImage = await Jimp.read(newPath);
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const diff = Jimp.diff(oldImage, newImage, /* threshold= */ 0);
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// "percent" is, surprisingly, a number between 0 and 1, not between 0 and
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// 100. Convert this to a number of pixels.
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const pixelsChanged =
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diff.percent * diff.image.bitmap.width * diff.image.bitmap.height;
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console.log(pixelsChanged);
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}
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main(process.argv[2], process.argv[3]);
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