| <!DOCTYPE html> |
| <html> |
| <head> |
| <title> |
| note-grain-on-timing.html |
| </title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/webaudio/resources/audit-util.js"></script> |
| <script src="/webaudio/resources/audit.js"></script> |
| <script src="/webaudio/resources/note-grain-on-testing.js"></script> |
| </head> |
| <body> |
| <script id="layout-test-code"> |
| let audit = Audit.createTaskRunner(); |
| |
| let squarePulseBuffer; |
| |
| function checkResult(buffer, should) { |
| renderedData = buffer.getChannelData(0); |
| let nSamples = renderedData.length; |
| let startEndFrames = findStartAndEndSamples(renderedData); |
| |
| verifyStartAndEndFrames(startEndFrames, should); |
| } |
| |
| audit.define('Test timing of noteGrainOn', function(task, should) { |
| // Create offline audio context. |
| context = |
| new OfflineAudioContext(2, sampleRate * renderTime, sampleRate); |
| |
| squarePulseBuffer = createSignalBuffer(context, function(k) { |
| return 1 |
| }); |
| |
| playAllGrains(context, squarePulseBuffer, numberOfTests); |
| |
| context.startRendering().then(function(audioBuffer) { |
| checkResult(audioBuffer, should); |
| task.done(); |
| }); |
| }); |
| |
| audit.run(); |
| </script> |
| </body> |
| </html> |
