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Unified Diff: chrome/test/data/third_party/kraken/hosted/explanations/desaturate.html

Issue 10070009: Add a copy of the Kraken Benchmark for performance testing. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Moved to third_party, correct licenses Created 8 years, 8 months ago
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Index: chrome/test/data/third_party/kraken/hosted/explanations/desaturate.html
diff --git a/chrome/test/data/third_party/kraken/hosted/explanations/desaturate.html b/chrome/test/data/third_party/kraken/hosted/explanations/desaturate.html
new file mode 100644
index 0000000000000000000000000000000000000000..7da85718afde9c5cc77ca5c84bccc51952f36c40
--- /dev/null
+++ b/chrome/test/data/third_party/kraken/hosted/explanations/desaturate.html
@@ -0,0 +1,119 @@
+<!DOCTYPE html>
+<html>
+<head>
+
+<meta charset=utf8>
+
+<!--
+ Copyright (C) 2007 Apple Inc. All rights reserved.
+ Copyright (C) 2010 Mozilla Foundation
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+ 1. Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+ EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+ CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+-->
+
+<title>Kraken JavaScript Benchmark: Gaussian Blur</title>
+<link rel="stylesheet" href="../kraken.css">
+<script>
+
+</script>
+<style> #display { border: 5px solid rgb(0,0,50);}</style>
+</head>
+
+<body>
+<div id="content">
+<h2>Kraken JavaScript Benchmark: Desaturate</h2>
+<div id="results">
+ <p>This benchmark <a href="http://en.wikipedia.org/wiki/Colorfulness">desaturates</a> a photo using code from <a href="http://www.pixastic.com/">Pixastic</a>.</p>
+ <p><small>Photo courtesy <a href="http://www.flickr.com/photos/katclay/4296523922/in/photostream/">Kat Clay</a> from Flickr</small>.</p>
+ <img id="image" src="squid.png" width="400" height="267">
+ <canvas id="canvas" width="400" height="267"></canvas>
+ <script>
+ /*
+ * Pixastic Lib - Desaturation filter - v0.1.1
+ * Copyright (c) 2008 Jacob Seidelin, jseidelin@nihilogic.dk, http://blog.nihilogic.dk/
+ * License: [http://www.pixastic.com/lib/license.txt] (MPL 1.1)
+ */
+
+ var Pixastic = {};
+ Pixastic.Actions = {};
+ Pixastic.Actions.desaturate = {
+ process : function(params) {
+ var useAverage = !!(params.options.average && params.options.average != "false");
+ var data = params.data;
+ var rect = params.options.rect;
+ var w = rect.width;
+ var h = rect.height;
+
+ var p = w*h;
+ var pix = p*4, pix1, pix2;
+
+ if (useAverage) {
+ while (p--)
+ data[pix-=4] = data[pix1=pix+1] = data[pix2=pix+2] = (data[pix]+data[pix1]+data[pix2])/3
+ } else {
+ while (p--)
+ data[pix-=4] = data[pix1=pix+1] = data[pix2=pix+2] = (data[pix]*0.3 + data[pix1]*0.59 + data[pix2]*0.11);
+ }
+ return true;
+ }
+ }
+
+ function desaturateTest() {
+ var results = document.getElementById('blur-result');
+ results.innerHTML = "Running test...";
+
+ window.setTimeout(function() {
+ var canvas = document.getElementById('canvas');
+ var ctx = canvas.getContext('2d');
+ var img = document.getElementById('image')
+ ctx.drawImage(img, 0, 0, img.width, img.height);
+
+ var imgData = ctx.getImageData(0, 0, canvas.width, canvas.height);
+ var width = imgData.width, height = imgData.height;
+ var data = imgData.data;
+
+ var len = data.length;
+ var startTime = (new Date()).getTime();
+
+ var params = {
+ options: {
+ rect: { width: width, height: height}
+ },
+ data: imgData.data
+ }
+ Pixastic.Actions.desaturate.process(params);
+
+ var finishTime = Date.now() - startTime;
+ for (var i = 0; i < data.length; i++) {
+ imgData.data[i] = data[i];
+ }
+ //imgData.data = data;
+ ctx.putImageData(imgData, 0, 0);
+ results.innerHTML = "Finished: " + finishTime + "ms";
+ }, 10);
+ }
+ </script>
+ <p><input type="button" value="Desaturate Test" onclick="desaturateTest();">&nbsp;<span id="blur-result"></span></p>
+</div>
+</div>
+</body>
+</html>

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