| Index: LayoutTests/webaudio/audiobuffer-neuter.html
|
| diff --git a/LayoutTests/webaudio/audiobuffer-neuter.html b/LayoutTests/webaudio/audiobuffer-neuter.html
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..ba8c78e2d94237a693cd77955ebf8d50868c90dc
|
| --- /dev/null
|
| +++ b/LayoutTests/webaudio/audiobuffer-neuter.html
|
| @@ -0,0 +1,79 @@
|
| +<!DOCTYPE html>
|
| +<head>
|
| + <script src="../fast/js/resources/js-test-pre.js"></script>
|
| + <script src="resources/audio-testing.js"></script>
|
| + <script src="resources/audiobuffersource-testing.js"></script>
|
| + <script>
|
| + var sampleRate = 44100.0;
|
| + var lengthInSeconds = 0.1;
|
| + var context;
|
| + var source;
|
| + var sourceBuffer;
|
| +
|
| + function runTest()
|
| + {
|
| + if (window.testRunner) {
|
| + testRunner.dumpAsText();
|
| + testRunner.waitUntilDone();
|
| + }
|
| +
|
| + var numberOfFrames = sampleRate * lengthInSeconds;
|
| + context = new webkitOfflineAudioContext(1, numberOfFrames, sampleRate);
|
| + sourceBuffer = createConstantBuffer(context, numberOfFrames, 0.5);
|
| + var data = sourceBuffer.getChannelData(0).buffer;
|
| +
|
| + var string = [
|
| + "onmessage = function(e) {",
|
| + " var view = new Float32Array(e.data)",
|
| + " for (var i=0; i < view.length; i++)",
|
| + " view[i] = 100;",
|
| + " postMessage('done');",
|
| + "};"
|
| + ].join('\n');
|
| + var blobURL = URL.createObjectURL(new Blob([string]));
|
| +
|
| + var worker = new Worker(blobURL);
|
| + worker.onmessage = workerReply;
|
| + worker.postMessage(data, [data]);
|
| + }
|
| +
|
| + function workerReply(event) {
|
| + source = context.createBufferSource();
|
| + source.buffer = sourceBuffer;
|
| + source.connect(context.destination);
|
| + source.start(0);
|
| + context.oncomplete = finishTest;
|
| + context.startRendering();
|
| + }
|
| +
|
| + function finishTest(event) {
|
| + var renderedBuffer = event.renderedBuffer;
|
| + var numberOfFrames = sampleRate * lengthInSeconds;
|
| + var expectedBuffer = createConstantBuffer(context, numberOfFrames, 0.5);
|
| +
|
| + var renderedData = renderedBuffer.getChannelData(0);
|
| + var expectedData = expectedBuffer.getChannelData(0);
|
| +
|
| + for (var i = 0; i < numberOfFrames; ++i) {
|
| + if (expectedData[i] != renderedData[i]) {
|
| + testFailed('expected: ' + expectedData[i] + ' actual: ' + renderedData[i]);
|
| + finishJSTest();
|
| + if (window.testRunner)
|
| + testRunner.notifyDone();
|
| + }
|
| + }
|
| +
|
| + testPassed('Output matches expectations.');
|
| + finishJSTest();
|
| + if (window.testRunner)
|
| + testRunner.notifyDone();
|
| + }
|
| +
|
| + </script>
|
| +</head>
|
| +<body onload="runTest()">
|
| + <div>Tests that neutered AudioBuffers do not produce garbage</div>
|
| + <div id="console"></div>
|
| +</body>
|
| +
|
| +
|
|
|
Chromium Code Reviews
Issue 19019002:
Ensure that ArrayBuffers actively being used by the Web Audio API cannot be neutered (Closed)
Base URL: svn://svn.chromium.org/blink/trunk