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1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> | 1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> |
2 <html> | 2 <html> |
3 <head> | 3 <head> |
4 <script src="../resources/js-test.js"></script> | 4 <script src="../resources/js-test.js"></script> |
| 5 <script src="resources/compatibility.js"></script> |
5 <script src="resources/audio-testing.js"></script> | 6 <script src="resources/audio-testing.js"></script> |
6 </head> | 7 </head> |
7 | 8 |
8 <body> | 9 <body> |
9 <div id="description"></div> | 10 <div id="description"></div> |
10 <div id="console"></div> | 11 <div id="console"></div> |
11 | 12 |
12 <script> | 13 <script> |
13 description("Test scaling of FFT data for AnalyserNode"); | 14 description("Test scaling of FFT data for AnalyserNode"); |
14 | 15 |
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88 } | 89 } |
89 | 90 |
90 function runTests() { | 91 function runTests() { |
91 if (window.testRunner) { | 92 if (window.testRunner) { |
92 testRunner.dumpAsText(); | 93 testRunner.dumpAsText(); |
93 testRunner.waitUntilDone(); | 94 testRunner.waitUntilDone(); |
94 } | 95 } |
95 | 96 |
96 window.jsTestIsAsync = true; | 97 window.jsTestIsAsync = true; |
97 | 98 |
98 context = new webkitOfflineAudioContext(1, 2048, sampleRate); | 99 context = new OfflineAudioContext(1, 2048, sampleRate); |
99 | 100 |
100 // Use a sine wave oscillator as the reference source signal. | 101 // Use a sine wave oscillator as the reference source signal. |
101 osc = context.createOscillator(); | 102 osc = context.createOscillator(); |
102 osc.type = "sine"; | 103 osc.type = "sine"; |
103 osc.frequency.value = oscFrequency; | 104 osc.frequency.value = oscFrequency; |
104 osc.connect(context.destination); | 105 osc.connect(context.destination); |
105 | 106 |
106 // Create an analyser node for each of the possible valid sizes. | 107 // Create an analyser node for each of the possible valid sizes. |
107 for (order = 5; order < 12; ++order) { | 108 for (order = 5; order < 12; ++order) { |
108 analysers[order - 5] = context.createAnalyser(); | 109 analysers[order - 5] = context.createAnalyser(); |
109 // No smoothing so between frames to simplify testing. | 110 // No smoothing so between frames to simplify testing. |
110 analysers[order - 5].smoothingTimeConstant = 0; | 111 analysers[order - 5].smoothingTimeConstant = 0; |
111 analysers[order - 5].fftSize = 1 << order; | 112 analysers[order - 5].fftSize = 1 << order; |
112 osc.connect(analysers[order - 5]); | 113 osc.connect(analysers[order - 5]); |
113 } | 114 } |
114 | 115 |
115 osc.start(); | 116 osc.start(); |
116 context.oncomplete = checkResult; | 117 context.oncomplete = checkResult; |
117 context.startRendering(); | 118 context.startRendering(); |
118 } | 119 } |
119 | 120 |
120 runTests(); | 121 runTests(); |
121 successfullyParsed = true; | 122 successfullyParsed = true; |
122 </script> | 123 </script> |
123 </body> | 124 </body> |
124 </html> | 125 </html> |
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