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1 <!doctype html> | 1 <!doctype html> |
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/compatibility.js"></script> |
6 <script src="resources/audit-util.js"></script> | 6 <script src="../resources/audit-util.js"></script> |
7 <script src="resources/audio-testing.js"></script> | 7 <script src="../resources/audio-testing.js"></script> |
8 <title>Test Multiple Calls to getFloatFrequencyData</title> | 8 <title>Test Multiple Calls to getFloatFrequencyData</title> |
9 </head> | 9 </head> |
10 | 10 |
11 <body> | 11 <body> |
12 <script> | 12 <script> |
13 description("Test AnalyserNode getFloatFrequencyData and getByteFrequencyD
ata"); | 13 description("Test AnalyserNode getFloatFrequencyData and getByteFrequencyD
ata"); |
14 window.jsTestIsAsync = true; | 14 window.jsTestIsAsync = true; |
15 | 15 |
16 var sampleRate = 48000; | 16 var sampleRate = 48000; |
17 // Render enough data to run the test. | 17 // Render enough data to run the test. |
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119 var scale = 255 / (maxDecibels - minDecibels); | 119 var scale = 255 / (maxDecibels - minDecibels); |
120 | 120 |
121 return floatFreqData.map(function (x) { | 121 return floatFreqData.map(function (x) { |
122 var value = Math.floor(scale * (x - minDecibels)); | 122 var value = Math.floor(scale * (x - minDecibels)); |
123 return Math.min(255, Math.max(0, value)); | 123 return Math.min(255, Math.max(0, value)); |
124 }); | 124 }); |
125 } | 125 } |
126 </script> | 126 </script> |
127 </body> | 127 </body> |
128 </html> | 128 </html> |
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