| <!DOCTYPE html> |
| <html> |
| <head> |
| <script src="../resources/runner.js"></script> |
| <script> |
| var video; |
| var url; |
| |
| window.addEventListener('load', () => { |
| PerfTestRunner.prepareToMeasureValuesAsync({ |
| unit: 'ms', |
| done: function () { |
| if (video) { |
| video.src = null; |
| video.load(); |
| } |
| } |
| }); |
| |
| runTest(); |
| }); |
| |
| function waitFor(object, event) { |
| return new Promise(resolve => { |
| object.addEventListener(event, resolve, {once: true}); |
| }) |
| } |
| |
| function sleepFor(timeout) { |
| return new Promise(resolve => setTimeout(resolve, timeout)); |
| } |
| |
| async function runTest() { |
| video = document.querySelector('video'); |
| video.src = 'test-with-audio.mp4'; |
| await waitFor(video, 'canplaythrough'); |
| |
| while (true) { |
| var startTime = PerfTestRunner.now(); |
| |
| video.currentTime += 0.5; |
| await waitFor(video, 'seeked'); |
| |
| if (!PerfTestRunner.measureValueAsync(PerfTestRunner.now() - startTime)) |
| break; |
| |
| PerfTestRunner.gc(); |
| await sleepFor(10); |
| } |
| } |
| |
| </script> |
| </head> |
| <body> |
| <video muted></video> |
| </body> |
| </html> |
