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Merge pull request #88 from log-to-code/update-examples
Update examples
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,78 @@ | ||
| document.addEventListener('DOMContentLoaded', function () { | ||
| const mseQueue = [] | ||
| let mseSourceBuffer | ||
| let mseStreamingStarted = false | ||
|
|
||
| function startPlay (videoEl, url) { | ||
| const mse = new MediaSource() | ||
| videoEl.src = window.URL.createObjectURL(mse) | ||
| mse.addEventListener('sourceopen', function () { | ||
| const ws = new WebSocket(url) | ||
| ws.binaryType = 'arraybuffer' | ||
| ws.onopen = function (event) { | ||
| console.log('Connect to ws') | ||
| } | ||
| ws.onmessage = function (event) { | ||
| const data = new Uint8Array(event.data) | ||
| if (data[0] === 9) { | ||
| let mimeCodec | ||
| const decodedArr = data.slice(1) | ||
| if (window.TextDecoder) { | ||
| mimeCodec = new TextDecoder('utf-8').decode(decodedArr) | ||
| } else { | ||
| mimeCodec = Utf8ArrayToStr(decodedArr) | ||
| } | ||
| mseSourceBuffer = mse.addSourceBuffer('video/mp4; codecs="' + mimeCodec + '"') | ||
| mseSourceBuffer.mode = 'segments' | ||
| mseSourceBuffer.addEventListener('updateend', pushPacket) | ||
| } else { | ||
| readPacket(event.data) | ||
| } | ||
| } | ||
| }, false) | ||
| } | ||
|
|
||
| function pushPacket () { | ||
| const videoEl = document.querySelector('#mse-video') | ||
| let packet | ||
|
|
||
| if (!mseSourceBuffer.updating) { | ||
| if (mseQueue.length > 0) { | ||
| packet = mseQueue.shift() | ||
| mseSourceBuffer.appendBuffer(packet) | ||
| } else { | ||
| mseStreamingStarted = false | ||
| } | ||
| } | ||
| if (videoEl.buffered.length > 0) { | ||
| if (typeof document.hidden !== 'undefined' && document.hidden) { | ||
| // no sound, browser paused video without sound in background | ||
| videoEl.currentTime = videoEl.buffered.end((videoEl.buffered.length - 1)) - 0.5 | ||
| } | ||
| } | ||
| } | ||
|
|
||
| function readPacket (packet) { | ||
| if (!mseStreamingStarted) { | ||
| mseSourceBuffer.appendBuffer(packet) | ||
| mseStreamingStarted = true | ||
| return | ||
| } | ||
| mseQueue.push(packet) | ||
| if (!mseSourceBuffer.updating) { | ||
| pushPacket() | ||
| } | ||
| } | ||
| const videoEl = document.querySelector('#mse-video') | ||
| const mseUrl = document.querySelector('#mse-url').value | ||
|
|
||
| // fix stalled video in safari | ||
| videoEl.addEventListener('pause', () => { | ||
| if (videoEl.currentTime > videoEl.buffered.end(videoEl.buffered.length - 1)) { | ||
| videoEl.currentTime = videoEl.buffered.end(videoEl.buffered.length - 1) - 0.1 | ||
| videoEl.play() | ||
| } | ||
| }) | ||
|
|
||
| startPlay(videoEl, mseUrl) | ||
| }) |
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