2015-07-06 02:44:28 +03:00
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<!DOCTYPE html>
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<script>
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var ac = new AudioContext();
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2015-09-29 16:57:01 +03:00
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var runningPromise = new Promise(resolve => {
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ac.onstatechange = event => {
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if (ac.state == "running") {
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resolve();
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}
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};
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});
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2015-07-06 02:44:28 +03:00
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fetch("audio.ogg").then(response => {
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return response.arrayBuffer();
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}).then(ab => {
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return ac.decodeAudioData(ab);
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}).then(ab => {
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var src = ac.createBufferSource();
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src.buffer = ab;
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src.loop = true;
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2015-08-16 01:43:20 +03:00
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src.loopStart = 0;
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src.loopEnd = ab.duration;
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2015-07-06 02:44:28 +03:00
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src.start();
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src.connect(ac.destination);
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});
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var suspendPromise;
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function suspendAC() {
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2015-09-29 16:57:01 +03:00
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runningPromise.then(() => {
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suspendPromise = ac.suspend();
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});
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2015-07-06 02:44:28 +03:00
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}
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var resumePromise;
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function resumeAC() {
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suspendPromise.then(() => {
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resumePromise = ac.resume();
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});
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}
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function closeAC() {
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resumePromise.then(() => {
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ac.close();
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});
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}
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</script>
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