| <!DOCTYPE html> |
| <html> |
| <head> |
| <script src='/resources/testharness.js'></script> |
| <script src='/resources/testharnessreport.js'></script> |
| <script src='/common/get-host-info.sub.js'></script> |
| <script src='/webcodecs/utils.js'></script> |
| </head> |
| <body> |
| <script> |
| const HELPER = '/webcodecs/videoFrame-serialization.crossAgentCluster.helper.html'; |
| const CROSSORIGIN_BASE = get_host_info().HTTPS_NOTSAMESITE_ORIGIN; |
| const CROSSORIGIN_HELPER = CROSSORIGIN_BASE + HELPER; |
| |
| promise_test(async (t) => { |
| const target = (await appendIframe(CROSSORIGIN_HELPER)).contentWindow; |
| let frame = createVideoFrame(t, 20); |
| assert_false(await canSerializeVideoFrame(target, frame)); |
| }, 'Verify frames cannot be passed accross the different agent clusters'); |
| |
| promise_test(async (t) => { |
| const target = (await appendIframe(CROSSORIGIN_HELPER)).contentWindow; |
| let frame = createVideoFrame(t, 80); |
| assert_false(await canTransferVideoFrame(target, frame)); |
| }, 'Verify frames cannot be transferred accross the different agent clusters'); |
| |
| function appendIframe(src) { |
| const frame = document.createElement('iframe'); |
| document.body.appendChild(frame); |
| frame.src = src; |
| return new Promise(resolve => frame.onload = () => resolve(frame)); |
| }; |
| |
| function createVideoFrame(test, timestamp) { |
| let data = new Uint8Array([ |
| 1, 2, 3, 4, 5, 6, 7, 8, |
| 9, 10, 11, 12, 13, 14, 15, 16, |
| ]); |
| const frame = new VideoFrame(data, { |
| timestamp, |
| codedWidth: 2, |
| codedHeight: 2, |
| format: 'RGBA', |
| }); |
| test.add_cleanup(() => frame.close()); |
| return frame; |
| } |
| |
| function canSerializeVideoFrame(target, vf) { |
| return canPostVideoFrame(target, vf, false); |
| }; |
| |
| function canTransferVideoFrame(target, vf) { |
| return canPostVideoFrame(target, vf, true); |
| }; |
| |
| function canPostVideoFrame(target, vf, transfer) { |
| if (transfer) { |
| target.postMessage(vf, '*', [vf]); |
| assert_true(isFrameClosed(vf)); |
| } else { |
| target.postMessage(vf, '*'); |
| } |
| // vf.timestamp doesn't change after vf is closed, so it's fine to use it. |
| target.postMessage({'id': vf.timestamp}, '*'); |
| return new Promise(resolve => window.onmessage = e => { |
| resolve(e.data == 'RECEIVED'); |
| }); |
| }; |
| </script> |
| </body> |
| </html> |
