| <!DOCTYPE html> |
| <html> |
| <head> |
| <title> |
| biquad-lowpass.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/biquad-filters.js"></script> |
| <script src="/webaudio/resources/biquad-testing.js"></script> |
| </head> |
| <body> |
| <script id="layout-test-code"> |
| let audit = Audit.createTaskRunner(); |
| |
| audit.define( |
| {label: 'test', description: 'Biquad lowpass filter'}, |
| function(task, should) { |
| |
| // Create offline audio context. |
| let context = new OfflineAudioContext( |
| 2, sampleRate * renderLengthSeconds, sampleRate); |
| |
| // The filters we want to test. |
| let filterParameters = [ |
| {cutoff: 0, q: 1, gain: 1}, |
| {cutoff: 1, q: 1, gain: 1}, |
| {cutoff: 0.25, q: 1, gain: 1}, |
| {cutoff: 0.25, q: 1, gain: 1, detune: 100}, |
| {cutoff: 0.01, q: 1, gain: 1, detune: -200}, |
| ]; |
| |
| createTestAndRun(context, 'lowpass', { |
| should: should, |
| threshold: 9.7869e-8, |
| filterParameters: filterParameters |
| }).then(task.done.bind(task)); |
| }); |
| |
| audit.run(); |
| </script> |
| </body> |
| </html> |
