Audio Data API Review Version: Difference between revisions

Audio Data API Review Version (view source)

82 bytes added , 9 June 2010

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@@ Line 107: / Line 107: @@
    </head>
    <body>
-     <audio src="song.ogg"
+     <audio id="audio-element"
+           src="song.ogg"
             controls="true"
-            onloadedmetadata="loadedMetadata(event);"
+            onloadedmetadata="loadedMetadata();"
             onaudiowritten="audioWritten(event);"
             style="width: 512px;">
@@ Line 120: / Line 121: @@
            fft;
-       function loadedMetadata(event) {
+       function loadedMetadata() {
-         var channels          = event.mozChannels,
+        var audio = document.getElementById('audio-element');
-             rate              = event.mozSampleRate,
+         var channels          = audio.mozChannels,
-             frameBufferLength = event.mozFrameBufferLength;
+             rate              = audio.mozSampleRate,
+             frameBufferLength = audio.mozFrameBufferLength;
          fft = new FFT(frameBufferLength / channels, rate),