mp4.html 6.48 KB
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  <div class="header-container">
    <header class="wrapper clearfix">
      <h1 class="title">Transmux Analyzer</h1>
    </header>
  </div>

  <div class="main-container">
    <div class="main wrapper clearfix">

      <article>
        <header>
          <p>
            This page can help you inspect the results of the
            transmuxing to mp4 files performed by videojs-contrib-hls.
          </p>
          <p>
            Looking for the FLV tool? Check out
            the <a href="index.html">FLV utility</a>.
          </p>
        </header>
        <section>
          <h2>Inputs</h2>
          <form id="inputs">
            <label>
              Your original MP2T segment:
              <input type="file" id="original">
            </label>
            <label>
              A working, MP4 version of the underlying stream
              produced by another tool:
              <input type="file" id="working">
            </label>
          </form>
        </section>
        <section>
          <h2>Comparison</h2>
          <div class="result-wrapper">
            <h3>videojs-contrib-hls</h3>
            <pre class="vjs-boxes">
            </pre>
          </div>
          <div class="result-wrapper">
            <h3>Working</h3>
            <pre class="working-boxes">
            </pre>
          </div>
        </section>
        <section>
          <h2>Results</h2>
          <div class="result-wrapper">
            <h3>videojs-contrib-hls</h3>
            <div class="vjs-hls-output result">
              <p>
                The results of transmuxing your input file with
                videojs-contrib-hls will show up here.
              </p>
            </div>
          </div>
          <div class="result-wrapper">
            <h3>Working</h3>
            <div class="working-output result">
              <p>
                The "good" version of the file will show up here.
              </p>
            </div>
          </div>
        </section>
      </article>

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  <script>
    window.videojs = window.videojs || {
      Hls: {}
    };
  </script>
  <script src="../../src/stream.js"></script>
  <script src="../../src/transmuxer.js"></script>
  <script src="../../src/mp4-generator.js"></script>
  <script src="js/mp4-inspector.js"></script>

  <script src="../../src/bin-utils.js"></script>
  <script>
    var inputs = document.getElementById('inputs'),
        original = document.getElementById('original'),
        working = document.getElementById('working'),

        vjsBoxes = document.querySelector('.vjs-boxes'),
        workingBoxes = document.querySelector('.working-boxes'),

        vjsOutput = document.querySelector('.vjs-hls-output'),
        workingOutput = document.querySelector('.working-output');

    // webkit dash-mp4 mime: 'video/mp4;codecs=avc1.4d0020,mp4a.40.2'

    videojs.log = console.log.bind(console);

    original.addEventListener('change', function() {
      var reader = new FileReader();
      reader.addEventListener('loadend', function() {
        var segment = new Uint8Array(reader.result),
            packetizer = new videojs.mp2t.PacketStream(),
            parser = new videojs.mp2t.ParseStream(),
            hex = '';

        packetizer.pipe(parser);
        packetizer.push(segment);

        // clear old boxes info

        // write out the result
        hex += '<pre>';
        hex += videojs.Hls.utils.hexDump(videojs.mp4.initSegment());
        hex += '</pre>';
        vjsOutput.innerHTML = hex;

        // XXX media source testing

        var video = document.createElement('video');
        var mediaSource = new MediaSource();
        mediaSource.addEventListener('sourceopen', function() {
          var buffer = mediaSource.addSourceBuffer('video/mp4;codecs=avc1.4d400d');
          buffer.addEventListener('updatestart', console.log.bind(console));
          buffer.addEventListener('updateend', console.log.bind(console));
          buffer.addEventListener('error', console.log.bind(console));
          buffer.appendBuffer(videojs.mp4.initSegment());
          console.log('done');
          window.vjsMediaSource = mediaSource;
          window.vjsSourceBuffer = buffer;
          window.vjsVideo = video;
        });
        mediaSource.addEventListener('error', console.log.bind(console));
        mediaSource.addEventListener('opened', console.log.bind(console));
        mediaSource.addEventListener('closed', console.log.bind(console));
        mediaSource.addEventListener('sourceended', console.log.bind(console));
        video.src = URL.createObjectURL(mediaSource);
        video.addEventListener('error', console.log.bind(console));

        vjsBoxes.innerHTML = JSON.stringify(videojs.inspectMp4(videojs.mp4.initSegment()), null, ' ');
      });
      reader.readAsArrayBuffer(this.files[0]);
    }, false);

    working.addEventListener('change', function() {
      var reader = new FileReader();
      reader.addEventListener('loadend', function() {
        var hex = '',
            bytes = new Uint8Array(reader.result);

        // clear old box info
        workingBoxes.innerHTML = JSON.stringify(videojs.inspectMp4(bytes), null, ' ');

        // output the hex dump
        hex += '<pre>';
        hex += videojs.Hls.utils.hexDump(bytes);
        hex += '</pre>';
        workingOutput.innerHTML = hex;

        // XXX Media Sources Testing

      });
      reader.readAsArrayBuffer(this.files[0]);
    }, false);
  </script>
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