| <!doctype html> |
| <html> |
| |
| <head> |
| <title>MediaStreamTrackProcessor</title> |
| <link rel="help" href="https://w3c.github.io/mediacapture-insertable-streams"> |
| </head> |
| |
| <body> |
| <p class="instructions">When prompted, use the accept button to give permission to use your audio and video devices.</p> |
| <h1 class="instructions">Description</h1> |
| <p class="instructions">This test checks that processing captured audio MediaStreamTracks works as expected.</p> |
| <script src=/resources/testharness.js></script> |
| <script src=/resources/testharnessreport.js></script> |
| <script> |
| |
| promise_test(async t => { |
| const stream = await navigator.mediaDevices.getUserMedia({ audio: true }); |
| assert_equals(stream.getAudioTracks().length, 1); |
| const audioTrack = stream.getAudioTracks()[0]; |
| |
| return new Promise((resolve, reject) => { |
| const writableStream = new WritableStream({ |
| write(audioFrame) { |
| assert_true(audioFrame instanceof AudioFrame); |
| assert_not_equals(audioFrame.timestamp, null); |
| resolve(); |
| }, |
| close() { |
| assert_unreached("Closed"); |
| }, |
| abort(err) { |
| assert_unreached("Sink error:" + err); |
| } |
| }); |
| const audioTrackProcessor = new MediaStreamTrackProcessor(audioTrack); |
| audioTrackProcessor.readable.pipeTo(writableStream); |
| }); |
| }, "Tests that creating an Audio MediaStreamTrackProcessor works as expected"); |
| </script> |
| </body> |
| |
| </html> |
