playback-demo.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge"/>
<meta name="viewport" content="width=device-width, initial-scale=1.0"/>
<title>Jessibuca Pro 回放流 demo</title>
<script src="./vconsole.js"></script>
<script src="./jessibuca-pro-demo.js"></script>
<link rel="stylesheet" href="./demo.css">
<style>
.container-shell:before {
content: "jessibuca pro 回放流 demo";
}
</style>
</head>
<body class="page">
<div class="root">
<div class="container-shell">
<div id="container"></div>
<div class="input">
<div>
<span><span style="color: red">TPS:动态(根据流):</span>播放器的倍率播放完全是根据服务器端推流的速率，如果服务器端推的是一倍率且动态码率的流，
播放器就按照一倍率动态码率渲染。<span style="color: green">例如 fps会15到30之间跳动。</span>
</span>
</div>
</div>
<div class="input">
<div>
<span><span style="color: red">TPS:定频（本地设置）:</span>则支持播放器端控制播放速率(设置FPS+播放倍率)，播放器端设置的播放速率是固定的，不会随着流的速率变化而变化。
支持设置播放器的播放倍率（提高渲染倍率）。<span
style="color: green">在推流码率足够的情况下，播放器会按照固定倍率播放</span>
</span>
</div>
</div>
<div class="input">
<div >
<span><span style="color: red">TPS:解码前缓冲数据:</span>对于存在有些流会一下子以2倍甚至4倍的速率推送的情况，如果设置为true，则会根据计算出来的fps，只根据fps和倍率来解码数据，其他数据还是被缓存在队列中，等待解码。
</span>
</div>
</div>
<div class="input">
<div >
<span><span style="color: red">TPS:服务器端倍率推流:</span> 如果服务器端按照倍率推流，播放器端也需要同步的以倍率播放【调用forward(rate)】接口
</span>
</div>
</div>
<div class="input">
<div >
<span style="color: red">TPS:</span> 录像流暂只支持wasm（simd）解码,canvas渲染。
</div>
</div>
<div class="input">
<div class="playbackForward">
<span>FPS设置：</span>
<select id="isUseFpsRender" style="width: 140px">
<option value="false" selected>动态(根据流)</option>
<option value="true">定频（本地设置）</option>
</select>
</div>
</div>
<div class="input">
<span>是否解码前缓冲数据(定频生效)</span>
<select id="isCacheBeforeDecodeForFpsRender" style="width: 50px">
<option value="true">是</option>
<option value="false" selected>否</option>
</select>
</div>
<div class="input">
<span>是否显示操作按钮</span>
<select id="isShowControl" style="width: 50px">
<option value="true" selected>是</option>
<option value="false">否</option>
</select>
</div>
<div class="input">
<span>是否显示24H时间轴</span>
<select id="isShow24H" style="width: 50px">
<option value="true" selected>是</option>
<option value="false">否</option>
</select>
</div>
<div class="input">
<span>只解码I帧(<span style="color:red;">点击重播按钮生效</span>)</span>
<select id="onlyDecoderIFrame" style="width: 50px">
<option value="1">1倍</option>
<option value="2">2倍</option>
<option value="4" selected>4倍</option>
<option value="8">8倍</option>
</select>
</div>
<div class="input">
<div class="playback-fps" style="margin-left: 10px">
<span>FPS（定频(本地设置)生效）：</span><input style="width: 50px" type="text" id="playbackFps" value="25">帧
</div>
</div>
<div class="input">
<div class="playback-fps" style="margin-left: 10px">
<span>不断流暂停是否清除缓存数据</span>
<select id="isPlaybackPauseClearCache" style="width: 50px">
<option value="true" selected>是</option>
<option value="false">否</option>
</select>
</div>
</div>
<div class="input">
<span>ui是否使用playbackPause</span>
<select id="uiUsePlaybackPause" style="width: 50px">
<option value="true">是</option>
<option value="false" selected>否</option>
</select>
</div>
<div class="input">
<span>canvas渲染技术：</span>
<select id="isUseWebGPU" onchange="replay()">
<option value="webgl">webgl</option>
<option value="webgpu" selected>webgpu</option>
</select>
<span id="supportWebgpu"></span>
</div>
<div class="input">
<span>是否使用硬解码(https支持)</span>
<select id="playbackUseWCS" style="width: 50px">
<option value="true">是</option>
<option value="false" selected>否</option>
</select>
</div>
<div class="input">
<button onclick="replay()">重播</button>
</div>
<div class="input">
<div>输入URL：</div>
<input
autocomplete="on"
id="playUrl"
value=""
/>
</div>
<div class="input">
<button id="play">播放</button>
<button id="pause">停止(流会断开)</button>
<button id="playbackPause">停止(流不断开)</button>
<button id="playScroll" onclick="currentTimeScroll()">滚动到当前时间</button>
</div>
<div class="input">
<textarea name="" id="playbackTimes" style="width: 100%" rows="10">
[{"start":1653840000,"end":1653841624},{"start":1653841634,"end":1653843420},{"start":1653843429,"end":1653843958},{"start":1653843967,"end":1653845688},{"start":1653845698,"end":1653846480},{"start":1653846490,"end":1653847199},{"start":1653847208,"end":1653848531},{"start":1653848541,"end":1653850863},{"start":1653850872,"end":1653853371},{"start":1653853381,"end":1653857885},{"start":1653857894,"end":1653858352},{"start":1653858362,"end":1653860545},{"start":1653860554,"end":1653861080},{"start":1653861090,"end":1653862017},{"start":1653862026,"end":1653863812},{"start":1653863822,"end":1653865325},{"start":1653865335,"end":1653867374},{"start":1653867383,"end":1653867698},{"start":1653867707,"end":1653868816},{"start":1653868826,"end":1653872829},{"start":1653872838,"end":1653877527},{"start":1653877537,"end":1653879799},{"start":1653879809,"end":1653881953},{"start":1653881963,"end":1653885397},{"start":1653885407,"end":1653886894},{"start":1653886904,"end":1653890591},{"start":1653890600,"end":1653894360},{"start":1653894370,"end":1653903276},{"start":1653903286,"end":1653912848},{"start":1653912858,"end":1653914424},{"start":1653914433,"end":1653915002},{"start":1653915011,"end":1653918125},{"start":1653918135,"end":1653921622},{"start":1653921631,"end":1653924609},{"start":1653924618,"end":1653926399}]
</textarea>
</div>
<div class="input" style="line-height: 30px">
<button id="destroy">销毁</button>
</div>
</div>
</div>
<script src="./demo.js"></script>
<script>
var $player = document.getElementById('play');
var $pause = document.getElementById('pause');
var $playbackPause = document.getElementById('playbackPause');
var $playHref = document.getElementById('playUrl');
var $container = document.getElementById('container');
var $destroy = document.getElementById('destroy');
var $playbackTime = document.getElementById('playbackTimes');
var $playbackFps = document.getElementById('playbackFps');
var $isUseFpsRender = document.getElementById('isUseFpsRender');
var $isShowControl = document.getElementById('isShowControl'); // 是否显示按钮
var $isShow24H = document.getElementById('isShow24H'); // 是否显示24H操作栏
var $onlyDecoderIFrame = document.getElementById('onlyDecoderIFrame');
var $isCacheBeforeDecodeForFpsRender = document.getElementById('isCacheBeforeDecodeForFpsRender');
var $isPlaybackPauseClearCache = document.getElementById('isPlaybackPauseClearCache');
var $uiUsePlaybackPause = document.getElementById('uiUsePlaybackPause');
var $supportWebgpu = document.getElementById('supportWebgpu');
var $isUseWebGPU = document.getElementById('isUseWebGPU');
var $playbackUseWCS = document.getElementById('playbackUseWCS');
var $playScroll = document.getElementById('playScroll');
var forceNoOffscreen = true; //
var jessibuca = null;
var isPlaybackPause = false;
var $isUseWebGPU = document.getElementById('isUseWebGPU');
var isSupportWebgpu = 'gpu' in navigator;
if (isSupportWebgpu) {
$supportWebgpu.style.color = 'green';
$supportWebgpu.innerHTML = '支持webGPU';
} else {
$supportWebgpu.style.color = 'red';
$supportWebgpu.innerHTML = '暂不支持webGPU，降级到webgl渲染';
}
function create() {
const showOperateBtns = $isShowControl.value === 'true';
const onlyDecoderIFrame = Number($onlyDecoderIFrame.value);
jessibuca = new JessibucaPro({
container: $container,
videoBuffer: 0.2, // 缓存时长
isResize: false,
text: "",
loadingText: "加载中",
debug: true,
debugLevel: 'debug',
showPerformance: true,
showBandwidth: showOperateBtns, // 显示网速
showPlaybackOperate: showOperateBtns,
operateBtns: {
fullscreen: showOperateBtns,
screenshot: showOperateBtns,
play: showOperateBtns,
audio: showOperateBtns,
zoom: showOperateBtns,
performance: showOperateBtns,
},
forceNoOffscreen: forceNoOffscreen,
isNotMute: false,
playbackForwardMaxRateDecodeIFrame: onlyDecoderIFrame,
useWebGPU: $isUseWebGPU.value === 'webgpu' // 使用WebGPU
},);
jessibuca.onLog = msg => console.error(msg);
jessibuca.onRecord = (status) => console.log('onRecord', status);
jessibuca.onPause = () => console.log('onPause');
jessibuca.onPlay = () => console.log('onPlay');
jessibuca.onFullscreen = msg => console.log('onFullscreen', msg);
jessibuca.onMute = msg => console.log('onMute', msg);
$player.style.display = 'inline-block';
$pause.style.display = 'none';
$playbackPause.style.display = 'none';
$destroy.style.display = 'none';
$playScroll.style.display = 'none';
jessibuca.on('playbackPreRateChange', (rate) => {
jessibuca.forward(rate);
})
jessibuca.on('playbackSeek',(data)=>{
const currentTime = new Date(1653840000000).setHours(data.hour,data.min, data.second, 0);
jessibuca.setPlaybackStartTime(currentTime);
})
}
create();
function replay() {
if (jessibuca) {
jessibuca.destroy().then(() => {
create();
play();
});
} else {
create();
play();
}
}
function play() {
var href = $playHref.value;
var playTimes = $playbackTime.value;
var playFps = $playbackFps.value || 20;
var isUseFpsRender = $isUseFpsRender.value;
var playTimesArray = JSON.parse(playTimes);
const isShow24H = $isShow24H.value === 'true';
const isCacheBeforeDecodeForFpsRender = $isCacheBeforeDecodeForFpsRender.value === 'true';
if (!href) {
return
}
if (isPlaybackPause) {
jessibuca.playbackResume()
} else {
jessibuca.playback(href, {
playList: playTimesArray,
fps: playFps,
showControl: isShow24H,
isUseFpsRender: isUseFpsRender === 'true',
isCacheBeforeDecodeForFpsRender: isCacheBeforeDecodeForFpsRender,
showRateBtn: true,
supportWheel: true,
uiUsePlaybackPause: $uiUsePlaybackPause.value === 'true',
isPlaybackPauseClearCache: $isPlaybackPauseClearCache.value === 'true',
rateConfig: [
{label: '正常', value: 1},
{label: '2倍', value: 2},
{label: '4倍', value: 4},
{label: '8倍', value: 8},
{label: '16倍', value: 16},
],
useWCS: $playbackUseWCS.value === 'true',
});
}
isPlaybackPause = false;
$player.style.display = 'none';
$pause.style.display = 'inline-block';
$playbackPause.style.display = 'inline-block';
$playScroll.style.display = 'inline-block';
$destroy.style.display = 'inline-block';
}
$player.addEventListener('click', function () {
play();
}, false)
$pause.addEventListener('click', function () {
$player.style.display = 'inline-block';
$pause.style.display = 'none';
$playbackPause.style.display = 'none';
$playScroll.style.display = 'none';
jessibuca.pause();
})
$playbackPause.addEventListener('click', function () {
$playbackPause.style.display = 'none';
$pause.style.display = 'none';
$playScroll.style.display = 'none';
$player.style.display = 'inline-block';
jessibuca.playbackPause();
isPlaybackPause = true;
})
$destroy.addEventListener('click', function () {
if (jessibuca) {
jessibuca.destroy().then(() => {
create();
});
} else {
create();
}
})
function currentTimeScroll(){
if(jessibuca){
jessibuca.playbackCurrentTimeScroll();
}
}
</script>
</body>
</html>