Ziele Untersuchung
mit Columbo Integrität von
Datenbanken Interaktion und
Portierbarkeit Ergonomie der
Schnittstellen

Angebot Produkte Projekt Beratung

Mittel Analytik Modellierung Sprachen Algebra Logik Hardware Denken Kreativität

Zusammenhänge Gesellschaft Wirtschaft Branche Firma

Benutzer


products/Sources/formale Sprachen/C/Firefox/dom/ipc/tests/ (Firefox Browser Version 153.0.1^©) Datei vom 27.6.2026 mit Größe 2 kB

Quelle test_temporaryfile_stream.html

Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/dom/ipc/tests/test_temporaryfile_stream.html

<!DOCTYPE HTML>
<html>
<head>
  <title>Send an nsTemporaryFileInputStream cross-process</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <script src="/tests/dom/canvas/test/captureStream_common.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<pre id="test">
<div id="content">
</div>
<script class="testbody" type="text/javascript">
function startTest() {
  var canvas = document.createElement("canvas");
  canvas.width = canvas.height = 100;
  document.getElementById("content").appendChild(canvas);

  // eslint-disable-next-line no-undef
  var helper = new CaptureStreamTestHelper2D(100, 100);
  helper.drawColor(canvas, helper.red);
  // Draw repeatedly to speed up delivery of the first "dataavailable" event.
  let drawing =
      helper.startDrawing(helper.drawColor.bind(helper, canvas, helper.red));

  var stream = canvas.captureStream();

  let mediaRecorder = new MediaRecorder(stream);
  is(mediaRecorder.stream, stream,
     "Media recorder stream = canvas stream at the start of recording");

  mediaRecorder.onwarning = () => ok(false, "warning unexpectedly fired");

  mediaRecorder.onerror = () => ok(false, "Recording failed");

  mediaRecorder.onstart = () => {
    info("Got 'start' event");
  };

  mediaRecorder.onstop = () => {
    info("Got 'stop' event");
  }

  mediaRecorder.ondataavailable = ev => {
    info("Got 'dataavailable' event");
    // We just want one frame encoded, to see that the recorder produces something readable.
    mediaRecorder.stop();
    mediaRecorder.ondataavailable = null;
    drawing.stop();

    var xhr = new XMLHttpRequest();
    xhr.open("POST", "blob_verify.sjs", true);
    xhr.onload = () => {
      var video = document.createElement("video");
      video.id = "recorded-video";
      video.src = URL.createObjectURL(xhr.response);
      video.play();
      video.onerror = () => {
        ok(false, "Should be able to play the recording. Got error. code=" + video.error.code);
        SimpleTest.finish();
      };
      document.getElementById("content").appendChild(video);
      helper.pixelMustBecome(video, helper.red, {
        threshold: 128,
        infoString: "Should become red",
      }).then(SimpleTest.finish);
    };
    xhr.onerror = () => {
      ok(false, "XHR error");
      SimpleTest.finish();
    };
    xhr.responseType = "blob";
    xhr.send(ev.data);
  };

  mediaRecorder.start(1);
  is(mediaRecorder.state, "recording", "Media recorder should be recording");
}

SimpleTest.waitForExplicitFinish();
SpecialPowers.pushPrefEnv({set: [["media.recorder.max_memory", 1]]}, startTest);
</script>
</pre>
</body>
</html>

Messung V0.5 in Prozent

¤ Dauer der Verarbeitung: 0.25 Sekunden (vorverarbeitet am 2026-08-24) ¤

Wurzel

Suchen

PVS Prover

Isabelle Prover

NIST Cobol Testsuite

Cephes Mathematical Library

Vienna Development Method

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.