third_party/WebKit/LayoutTests/webaudio/Analyser/realtimeanalyser-multiple-calls.html - Issue 2595633002: Convert Analyser tests to use testharness

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Issue 2595633002: Convert Analyser tests to use testharness (Closed)

Patch Set: Remove blank line Created 3 years, 12 months ago

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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/testharness.js"></script>

	5 <script src="../../resources/testharnessreport.js"></script>

5 <script src="../resources/compatibility.js"></script>	6 <script src="../resources/compatibility.js"></script>

6 <script src="../resources/audit-util.js"></script>	7 <script src="../resources/audit-util.js"></script>

7 <script src="../resources/audio-testing.js"></script>	8 <script src="../resources/audio-testing.js"></script>

8 <title>Test Multiple Calls to getFloatFrequencyData</title>	9 <title>Test Multiple Calls to getFloatFrequencyData</title>

9 </head>	10 </head>

10	11

11 <body>	12 <body>

12 <script>	13 <script>

13 description("Test AnalyserNode getFloatFrequencyData and getByteFrequencyD ata");

14 window.jsTestIsAsync = true;

15

16 var sampleRate = 48000;	14 var sampleRate = 48000;

17 // Render enough data to run the test.	15 // Render enough data to run the test.

18 var renderFrames = 2*1024;	16 var renderFrames = 2*1024;

19 var renderDuration = renderFrames / sampleRate;	17 var renderDuration = renderFrames / sampleRate;

20	18

21 var audit = Audit.createTaskRunner();	19 var audit = Audit.createTaskRunner();

22	20

23 audit.defineTask("test", function (done) {	21 audit.defineTask("test", function (done) {

24	22

25 var context = new OfflineAudioContext(1, renderFrames, sampleRate);	23 var context = new OfflineAudioContext(1, renderFrames, sampleRate);

(...skipping 74 matching lines...) Expand 10 before \| Expand all \| Expand 10 after Loading...
100 "Output of getFloatFrequenycData (converted to byte) after getByte FrequencyData",	98 "Output of getFloatFrequenycData (converted to byte) after getByte FrequencyData",

101 f1)	99 f1)

102 .beEqualToArray(byteValuesFromFloat) && success;	100 .beEqualToArray(byteValuesFromFloat) && success;

103 }).then(context.resume.bind(context));	101 }).then(context.resume.bind(context));

104	102

105 osc.start();	103 osc.start();

106 context.startRendering().then(done);	104 context.startRendering().then(done);

107 });	105 });

108	106

109 audit.defineTask("finish", function (done) {	107 audit.defineTask("finish", function (done) {

110 finishJSTest();

111 done();	108 done();

112 });	109 });

113	110

114 audit.runTasks();	111 audit.runTasks();

115	112

116 // Convert the float frequency data (in dB), \|floatFreqData\|, to byte valu es using the dB	113 // Convert the float frequency data (in dB), \|floatFreqData\|, to byte valu es using the dB

117 // limits \|minDecibels\| and \|maxDecibels\|. The new byte array is returned .	114 // limits \|minDecibels\| and \|maxDecibels\|. The new byte array is returned .

118 function convertFloatToByte(floatFreqData, minDecibels, maxDecibels) {	115 function convertFloatToByte(floatFreqData, minDecibels, maxDecibels) {

119 var scale = 255 / (maxDecibels - minDecibels);	116 var scale = 255 / (maxDecibels - minDecibels);

120	117

121 return floatFreqData.map(function (x) {	118 return floatFreqData.map(function (x) {

122 var value = Math.floor(scale * (x - minDecibels));	119 var value = Math.floor(scale * (x - minDecibels));

123 return Math.min(255, Math.max(0, value));	120 return Math.min(255, Math.max(0, value));

124 });	121 });

125 }	122 }

126 </script>	123 </script>

127 </body>	124 </body>

128 </html>	125 </html>

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