зеркало из https://github.com/mozilla/gecko-dev.git
37 строки
982 B
HTML
37 строки
982 B
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<title>Test AudioParam</title>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<script type="text/javascript" src="webaudio.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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</head>
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<body>
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<pre id="test">
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<script class="testbody" type="text/javascript">
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var context = new AudioContext();
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var gain = context.createGain().gain;
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ok("value" in gain, "The value attr must exist");
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gain.value = 0.5;
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ok("defaultValue" in gain, "The defaultValue attr must exist");
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(function() {
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"use strict"; // in order to get the readOnly setter to throw
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expectTypeError(function() {
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gain.defaultValue = 0.5;
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});
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})();
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gain.setValueAtTime(1, 0.25);
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gain.linearRampToValueAtTime(0.75, 0.5);
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gain.exponentialRampToValueAtTime(0.1, 0.75);
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gain.setTargetAtTime(0.2, 1, 0.5);
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gain.setTargetValueAtTime(0.3, 1.25, 0.5);
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gain.cancelScheduledValues(1.5);
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</script>
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</pre>
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</body>
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</html>
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