test_mediacapabilities_drm_power_efficient.html

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<html>

<head>

  <meta charset="utf-8">

  <title>DRM powerEfficient via decoder check</title>

  <script src="/tests/SimpleTest/SimpleTest.js"></script>

  <script type="application/javascript" src="manifest.js"></script>

  <script type="application/javascript" src="mediacapabilities_drm_utils.js"></script>

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

</head>

<body>

<script type="application/javascript">

// Verify that software-DRM (ClearKey) decodingInfo returns a boolean

// powerEfficient derived from the underlying video decoder, and that RFP

// forces powerEfficient=false regardless of the decoder's capability.

const kClearKey = "org.w3.clearkey";

const kVideoConfig = {

  contentType: 'video/webm; codecs="vp09.00.10.08"',

  width: 1280,

  height: 720,

  bitrate: 3000,

  framerate: 30,

};

add_task(async function testClearKeySoftwareDecode() {

  const result = await createEMEDecodingInfo({

    keySystem: kClearKey,

    robustness: "",

    videoConfig: kVideoConfig,

    resistFingerprinting: false,

});

  is(result.supported, true, "ClearKey VP9 should be supported");

  is(typeof result.powerEfficient, "boolean",

     "powerEfficient should be a boolean for software DRM");

});

add_task(async function testClearKeyRFP() {

  const result = await createEMEDecodingInfo({

    keySystem: kClearKey,

    robustness: "",

    videoConfig: kVideoConfig,

    resistFingerprinting: true,

});

  is(result.supported, true,

     "ClearKey should still be supported under RFP (software DRM)");

  is(result.powerEfficient, false,

     "powerEfficient must be false under RFP for software DRM");

});

</script>

</body>

</html>