| <!doctype html> |
| <html> |
| <head> |
| <title>MediaRecorder H264 profile</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| </head> |
| <body> |
| <script> |
| let stream; |
| async function record(mimeType) |
| { |
| if (!stream) |
| stream = await navigator.mediaDevices.getUserMedia({ video : { width : 640 } }); |
| |
| const recorder = new MediaRecorder(stream, { mimeType : mimeType }); |
| const promise = new Promise((resolve, reject) => { |
| recorder.ondataavailable = (e) => resolve(e.data); |
| setTimeout(() => reject("datavailable event timed out"), 15000); |
| }); |
| recorder.start(); |
| setTimeout(() => recorder.stop(), 1000); |
| return promise; |
| } |
| |
| function parseAVCCBox(data) |
| { |
| return data; |
| const lengthAfterAVC1 = 10; |
| for (let i = 0; i < data.length - lengthAfterAVC1 - 4; ++i) { |
| if (data[i] === 97 && data[i + 1] === 118 && data[i + 2] === 99 && data[i + 3] === 67) |
| return data.slice(i + 4, i + 4 + lengthAfterAVC1); |
| } |
| return new Uint8Array(); |
| } |
| |
| promise_test(async (t) => { |
| const data = await record("video/mp4"); |
| const content = parseAVCCBox(new Uint8Array(await data.arrayBuffer())).join(","); |
| if (content.length) |
| assert_true(content.includes(",66,")); |
| }, "Validate H264 baseline as default"); |
| |
| promise_test(async (t) => { |
| const data = await record("video/mp4;codecs=avc1.42E01F"); |
| const content = parseAVCCBox(new Uint8Array(await data.arrayBuffer())).join(","); |
| if (content.length) |
| assert_true(content.includes(",66,")); |
| }, "Validate H264 baseline support"); |
| |
| promise_test(async (t) => { |
| const data = await record("video/mp4;codecs=avc1.4D001F"); |
| const content = parseAVCCBox(new Uint8Array(await data.arrayBuffer())).join(","); |
| if (content.length) |
| assert_true(content.includes(",77,")); |
| }, "Validate H264 main support"); |
| |
| promise_test(async (t) => { |
| const data = await record("video/mp4;codecs=avc1.640029"); |
| const content = parseAVCCBox(new Uint8Array(await data.arrayBuffer())).join(","); |
| if (content.length) |
| assert_true(content.includes(",100,")); |
| }, "Validate H264 high support"); |
| </script> |
| </body> |
| </html> |
