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| (Empty) |
| 1 <!doctype html> | |
| 2 <html> | |
| 3 <head> | |
| 4 <script src="../resources/js-test.js"></script> | |
| 5 <script src="resources/compatibility.js"></script> | |
| 6 <script src="resources/audit-util.js"></script> | |
| 7 <script src="resources/audio-testing.js"></script> | |
| 8 <title>OfflineAudioContext.startRendering Promise with oncomplete</title> | |
| 9 </head> | |
| 10 | |
| 11 <body> | |
| 12 <script> | |
| 13 description("Test OfflineAudioContext.startRendering Promise with oncomple
te"); | |
| 14 | |
| 15 var context; | |
| 16 var promise; | |
| 17 var renderedData; | |
| 18 var promiseData; | |
| 19 | |
| 20 var sampleRate = 48000; | |
| 21 var renderSeconds = 1; | |
| 22 var renderFrames = sampleRate * renderSeconds; | |
| 23 var contextChannels = 2; | |
| 24 | |
| 25 function compareData() { | |
| 26 // The spec implies that the same buffer is returned by both oncomplete
and the promise. | |
| 27 // Check that they are identical. | |
| 28 if (renderedData === promiseData) { | |
| 29 testPassed("AudioBuffer returned by oncomplete and promise are identic
al"); | |
| 30 } else { | |
| 31 testFailed("AudioBuffer returned by oncomplete and promise are NOT ide
ntical"); | |
| 32 } | |
| 33 finishJSTest(); | |
| 34 } | |
| 35 | |
| 36 function checkResult (event) { | |
| 37 renderedData = event.renderedBuffer; | |
| 38 promise.then(function (result) { | |
| 39 promiseData = result; | |
| 40 compareData(); | |
| 41 }); | |
| 42 } | |
| 43 | |
| 44 // Create an offline context and verify that both the oncomplete and promi
se are returned with | |
| 45 // the same stuff. | |
| 46 function runTest() { | |
| 47 window.jsTestIsAsync = true; | |
| 48 | |
| 49 context = new OfflineAudioContext(contextChannels, renderFrames, sampleR
ate); | |
| 50 | |
| 51 var buffer = context.createBuffer(contextChannels, renderFrames, sampleR
ate); | |
| 52 for (var k = 0; k < renderFrames; ++k) { | |
| 53 buffer.getChannelData(0)[k] = 1; | |
| 54 buffer.getChannelData(1)[k] = 2; | |
| 55 } | |
| 56 | |
| 57 var source = context.createBufferSource(); | |
| 58 source.buffer = buffer; | |
| 59 source.connect(context.destination); | |
| 60 source.start(); | |
| 61 | |
| 62 context.oncomplete = checkResult; | |
| 63 | |
| 64 promise = context.startRendering(); | |
| 65 | |
| 66 } | |
| 67 | |
| 68 runTest(); | |
| 69 successfullyParsed = true; | |
| 70 </script> | |
| 71 | |
| 72 </body> | |
| 73 </html> | |
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Chromium Code Reviews
Issue 2581463002:
Refactor WebAudio test directory (Closed)
