File: getUserMediaPermission.html

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webkit2gtk 2.51.4-1
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<!DOCTYPE html>
<html>
    <head>
        <script>
            let stream = null;

            function stop()
            {
                stream.getTracks().forEach(track => { track.stop() });
            }

            function captureAudio()
            {
                navigator.mediaDevices.getUserMedia({audio: true}).then(s => stream = s);
            }

            function captureVideo()
            {
                navigator.mediaDevices.getUserMedia({video: true}).then(s => stream = s);
            }

            function callGetUserMedia(audio, video)
            {
                navigator.mediaDevices.getUserMedia({audio: audio, video:video}).then(() => {
                    window.webkit.messageHandlers.gum.postMessage("PASS");
                }, () => {
                    window.webkit.messageHandlers.gum.postMessage("PASS");
                });
            }

            function checkPermission(name, expected) {
                navigator.permissions.query({ name }).then((status) => {
                    window.webkit.messageHandlers.gum.postMessage(expected == status.state  ? "PASS" : ("FAILED for " + name + ", expected " + expected + " but got " + status.state));
                }, error => window.webkit.messageHandlers.gum.postMessage("Permission query failed with " + error));
            }

        </script>
    <head>

    <body onload="window.webkit.messageHandlers.gum.postMessage('PASS')">
    </body>
</html>