| <!DOCTYPE html> |
| <html> |
| <header> |
| <script src='/resources/testharness.js'></script> |
| <script src='/resources/testharnessreport.js'></script> |
| </header> |
| <body> |
| <script> |
| |
| function makeOffscreenCanvas(width, height, timestamp) { |
| let canvas = new OffscreenCanvas(width, height); |
| let ctx = canvas.getContext('2d'); |
| ctx.fillStyle = 'rgba(50, 100, 150, 255)'; |
| ctx.fillRect(0, 0, width, height); |
| return new VideoFrame(canvas, { timestamp, duration : 10 }); |
| } |
| |
| promise_test(async t => { |
| const frame1 = makeOffscreenCanvas(10, 10, 10); |
| t.add_cleanup(() => frame1.close()); |
| |
| const frame2 = new VideoFrame(frame1, { timestamp: 100 }); |
| t.add_cleanup(() => frame2.close()); |
| |
| const frame3 = new VideoFrame(frame1); |
| t.add_cleanup(() => frame3.close()); |
| |
| assert_equals(frame1.timestamp, 10); |
| assert_equals(frame2.timestamp, 100); |
| assert_equals(frame3.timestamp, 10); |
| }, "VideoFrame timestamp should remain consistent when serialized"); |
| </script> |
| </body> |
| </html> |
