The Tor Browser: content/media/webaudio/test/test

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 <!DOCTYPE HTML>

     2 <html>

     3 <head>

     4   <title>Test PannerNode</title>

     5   <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>

     6   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />

     7 </head>

     8 <body>

     9 <pre id="test">

    10 <script class="testbody" type="text/javascript">

    12 function near(a, b, msg) {

    13   ok(Math.abs(a - b) < 1e-4, msg);

    14 }

    16 SimpleTest.waitForExplicitFinish();

    17 addLoadEvent(function() {

    18   var context = new AudioContext();

    19   var buffer = context.createBuffer(1, 2048, context.sampleRate);

    20   for (var i = 0; i < 2048; ++i) {

    21     buffer.getChannelData(0)[i] = Math.sin(440 * 2 * Math.PI * i / context.sampleRate);

    22   }

    24   var destination = context.destination;

    26   var source = context.createBufferSource();

    28   var panner = context.createPanner();

    30   source.buffer = buffer;

    32   source.connect(panner);

    33   panner.connect(destination);

    35   // Verify default values

    36   is(panner.panningModel, "HRTF", "Correct default value for panning model");

    37   is(panner.distanceModel, "inverse", "Correct default value for distance model");

    38   near(panner.refDistance, 1, "Correct default value for ref distance");

    39   near(panner.maxDistance, 10000, "Correct default value for max distance");

    40   near(panner.rolloffFactor, 1, "Correct default value for rolloff factor");

    41   near(panner.coneInnerAngle, 360, "Correct default value for cone inner angle");

    42   near(panner.coneOuterAngle, 360, "Correct default value for cone outer angle");

    43   near(panner.coneOuterGain, 0, "Correct default value for cone outer gain");

    44   is(panner.channelCount, 2, "panner node has 2 input channels by default");

    45   is(panner.channelCountMode, "clamped-max", "Correct channelCountMode for the panner node");

    46   is(panner.channelInterpretation, "speakers", "Correct channelCountInterpretation for the panner node");

    48   panner.panningModel = panner.EQUALPOWER;

    49   is(panner.panningModel, "equalpower", "Correct alternate panningModel enum value");

    50   panner.panningModel = panner.HRTF;

    51   is(panner.panningModel, "HRTF", "Correct alternate panningModel enum value");

    52   panner.distanceModel = panner.LINEAR_DISTANCE;

    53   is(panner.distanceModel, "linear", "Correct alternate distanceModel enum value");

    54   panner.distanceModel = panner.INVERSE_DISTANCE;

    55   is(panner.distanceModel, "inverse", "Correct alternate distanceModel enum value");

    56   panner.distanceModel = panner.EXPONENTIAL_DISTANCE;

    57   is(panner.distanceModel, "exponential", "Correct alternate distanceModel enum value");

    59   panner.setPosition(1, 1, 1);

    60   panner.setOrientation(1, 1, 1);

    61   panner.setVelocity(1, 1, 1);

    63   source.start(0);

    64   SimpleTest.executeSoon(function() {

    65     source.stop(0);

    66     source.disconnect();

    67     panner.disconnect();

    69     SimpleTest.finish();

    70   });

    71 });

    73 </script>

    74 </pre>

    75 </body>

    76 </html>

The Tor Browser / file revision