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45 lines
1.0 KiB
HTML
45 lines
1.0 KiB
HTML
<!DOCTYPE HTML>
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<html class="reftest-wait">
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<head>
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<title>Delayed image reftest wrapper</title>
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</head>
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<body>
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<img id="image1">
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<script>
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// This loads a externally specified image, forces a draw (in case of
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// decode-on-draw), waits 350ms, and then triggers the reftest snapshot.
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// This allows the animation on the page to complete.
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//
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// Use as "delaytest.html?animation.png"
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//
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// Get the image URL from our URL
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var imgURL = document.location.search.substr(1);
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// Load the image
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var img = document.images[0];
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img.src = imgURL;
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img.onload = forceDecode;
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img.onerror = forceDecode;
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function forceDecode() {
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try {
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// We need to force drawing of the image in an invisible context
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var canvas = document.createElement("canvas");
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var ctx = canvas.getContext("2d");
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ctx.drawImage(img, 0, 0);
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} catch(e) {}
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// We've force the decode. start the timer to trigger the reftest
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startTimer();
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}
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function startTimer() {
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const delay = 350;
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setTimeout("document.documentElement.className = '';", delay);
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}
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</script>
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</body>
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</html>
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