網(wǎng)站是www.yunmiaoxinxi.com 大佬幫我分析下 為什么播放不了音樂呢？
提示錯誤為：
代碼：
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no"/>
<title></title>
<link rel="stylesheet" href="player.css"/>
<script src="http://cdn.bootcss.com/jquery/2.2.0/jquery.js"></script>
</head>
<body>
<div class="wrapper">
<div id="bg" class="bg">
<div class="bg-cover"></div>
</div>
<div class="title">
<div class="music-info">
<div class="song" id="songName"></div>
<div class="artist" id="artist"></div>
</div>
</div>
<div class="play-board">
<img id="needle" class="play-needle pause-needle" src="resource/images/play_needle.png"/>
<div class="disk-bg"></div>
<div class="disk-cover disk-cover-animation" style="display: none">
<img class="album" src="resource/images/placeholder_disk_play_song.png"/>
<img class="disk-border" src="resource/images/play_disc.png"/>
</div>
<div class="disk-cover disk-cover-animation">
<img class="album" src="resource/images/placeholder_disk_play_song.png"/>
<img class="disk-border" src="resource/images/play_disc.png"/>
</div>
<div class="disk-cover disk-cover-animation" style="display: none">
<img class="album" src="resource/images/placeholder_disk_play_song.png"/>
<img class="disk-border" src="resource/images/play_disc.png"/>
</div>
<audio id="player"></audio>
<div class="footer">
<div class="process" id="process">
<span id="currentTime">00:00</span>
<div class="process-bar">
<div class="rdy"></div>
<div class="cur">
<span id="processBtn" class="process-btn c-btn"></span>
</div>
</div>
<span id="totalTime">00:00</span>
</div>
<div class="control" id="controls">
<span class="c-btn loop-btn" onclick="ctx.loop()"></span>
<span class="pre c-btn" onclick="ctx.prev()"></span>
<span class="play c-btn" onclick="ctx.play()"></span>
<span class="pause c-btn" onclick="ctx.pause()" style="display: none"></span>
<span class="next c-btn" onclick="ctx.next()"></span>
<span class="c-btn list-btn" onclick="ctx.showPlayList()"></span>
</div>
</div>
</div>
<div class="play-list" id="playList">
<div class="list-title">播放列表（<span id="playListCount">0</span>）</div>
<ul class="list-content" id="listContent">
</ul>
</div>
</div>
<script src="player.js"></script>
</body>
</html>JS代碼
/**
* Created by Roger on 16/2/21.
*/
var ctx = {
$playList: null,
$listContent: null,
playList: null,
player: null,
currentSong: null,
$needle: null,
currentIndex: 0,
$curTime: null,
$totTime: null,
$processBtn: null,
$processBar: null,
$rdyBar: null,
$curBar: null,
$playBtn: null,
$pauseBtn: null,
canvas: null,
backImage: null,
interval: 0,
processBtnState: 0,
originX: 0,
diskCovers: [],
isPlaying: false,
songUpdated: true,
singleLoop: false//single loop
};
ctx.init = function () {
ctx.initData();
ctx.initState();
ctx.initPlayList();
ctx.updateSong();
ctx.setInterval();
ctx.initProcessBtn(ctx.$processBtn);
ctx.updateCoverState(0);
};
ctx.initData = function () {
ctx.currentIndex = +localStorage.getItem("currentSongIndex") || 0;
ctx.currentIndex >= ctx.playList.length ? ctx.currentIndex = 0 : '';
ctx.currentSong = ctx.playList[ctx.currentIndex];
ctx.player = $('#player').get(0);
ctx.$needle = $('#needle');
ctx.$curTime = $('#currentTime');
ctx.$totTime = $('#totalTime');
ctx.$processBtn = $('#processBtn');
ctx.$processBar = $('#process .process-bar');
ctx.$rdyBar = $('#process .rdy');
ctx.$curBar = $('#process .cur');
ctx.$playBtn = $('#controls .play');
ctx.$pauseBtn = $('#controls .pause');
ctx.$playList = $('#playList');
ctx.$listContent = $('#listContent');
ctx.diskCovers = [$('.disk-cover:eq(0)'), $('.disk-cover:eq(1)'), $('.disk-cover:eq(2)')];
};
ctx.loop=function(){
ctx.singleLoop=!ctx.singleLoop;
$('#controls .loop-btn').toggleClass('active');
};
ctx.initPlayList = function () {
var $li;
ctx.$listContent.html('');
$('#playListCount').html(ctx.playList.length);
$.each(ctx.playList, function (i, item) {
$li = $('<li>').html(item.name).append($('<span>').html(' -' + formatArtists(item.artists)));
$li.on('click touch', function () {
if(ctx.currentIndex!==i){
ctx.isPlaying = true;
ctx.moveTo(i);
}
});
ctx.$listContent.append($li);
});
ctx.validatePlayList();
ctx.$playList.css('bottom', -ctx.$playList.height() + 'px');
};
ctx.showPlayList = function () {
ctx.$playList.animate({bottom: '0px'}, 200);
};
ctx.hidePlayList = function () {
ctx.$playList.animate({bottom: -ctx.$playList.height() + 'px'}, 200);
};
ctx.validatePlayList = function () {
ctx.$listContent.children('li.active').removeClass('active').children("div.song-play").remove();
ctx.$listContent.children('li').eq(ctx.currentIndex).addClass('active')
.prepend($('<div>').addClass('song-play'));
ctx.$listContent.animate({
scrollTop: (ctx.currentIndex + 1) * 41 - ctx.$listContent.height() / 2
});
};
ctx.initState = function () {
$('img').attr('draggable', false);
ctx.player.addEventListener('ended', function(){
if(ctx.singleLoop){
ctx.moveTo(ctx.currentIndex);
}else{
ctx.next();
}
});
ctx.player.addEventListener('canplay', ctx.readyToPlay);
window.addEventListener('resize', ctx.updateCoverState);
$("body").on('click touch', function (e) {
if ($(e.target).parents('#playList').length === 0 && !$(e.target).hasClass('list-btn')) {
ctx.hidePlayList();
}
});
};
ctx.updateCoverState = function (derection, preLoad) {
var temp, speed = 800, defualtUrl = "../resource/images/placeholder_disk_play_song.png",
preIndex = ctx.currentIndex - 1 < 0 ? ctx.playList.length - 1 : ctx.currentIndex - 1,
nextIndex = ctx.currentIndex + 2 > ctx.playList.length ? 0 : ctx.currentIndex + 1,
posLeft = -ctx.diskCovers[0].width() / 2,
posCenter = '50%',
posRight = ctx.diskCovers[0].parent().width() + ctx.diskCovers[0].width() / 2,
updateAlbumImgs = function () {
ctx.diskCovers[0].children('.album').attr('src', ctx.playList[preIndex].album.picUrl);
ctx.diskCovers[1].children('.album').attr('src', ctx.playList[ctx.currentIndex].album.picUrl);
ctx.diskCovers[2].children('.album').attr('src', ctx.playList[nextIndex].album.picUrl);
},
animationEnd = function () {
if (!ctx.songUpdated) {
updateAlbumImgs();
ctx.updateSong();
ctx.songUpdated = true;
}
}, albumStopRotate = function () {
ctx.changeAnimationState(ctx.diskCovers[0], 'paused');
ctx.changeAnimationState(ctx.diskCovers[2], 'paused');
};
if (derection === 1) {
ctx.songUpdated = false;
temp = ctx.diskCovers[0];
ctx.diskCovers[0] = ctx.diskCovers[1];
ctx.diskCovers[1] = ctx.diskCovers[2];
ctx.diskCovers[2] = temp;
albumStopRotate();
if (preLoad) {
ctx.diskCovers[1].children('.album').attr('src', defualtUrl);
}
ctx.diskCovers[2].css('left', posRight);
ctx.diskCovers[1].animate({left: posCenter}, speed, animationEnd);
ctx.diskCovers[0].animate({left: posLeft}, speed, animationEnd);
} else if (derection === -1) {
ctx.songUpdated = false;
temp = ctx.diskCovers[2];
ctx.diskCovers[2] = ctx.diskCovers[1];
ctx.diskCovers[1] = ctx.diskCovers[0];
ctx.diskCovers[0] = temp;
albumStopRotate();
ctx.diskCovers[0].css('left', posLeft);
ctx.diskCovers[1].animate({left: posCenter}, speed, animationEnd);
ctx.diskCovers[2].animate({left: posRight}, speed, animationEnd);
} else {
ctx.songUpdated = true;
ctx.diskCovers[0].css('left', posLeft).show();
ctx.diskCovers[1].css('left', posCenter).show();
ctx.diskCovers[2].css('left', posRight).show();
updateAlbumImgs();
}
};
ctx.changeAnimationState = function ($ele, state) {
$ele.css({
'animation-play-state': state,
'-webkit-animation-play-state': state
});
};
ctx.updateSong = function () {
ctx.player.src = ctx.currentSong.mp3Url;
setTimeout(ctx.updatePic, 10);
ctx.updateMusicInfo();
if (ctx.isPlaying) {
setTimeout(ctx.play, 500);
}
localStorage.setItem("currentSongIndex", ctx.currentIndex);
};
ctx.updatePic = function () {
$(".bg").css('background-image', 'url(' + ctx.currentSong.album.picUrl + ')');
};
ctx.updateMusicInfo = function () {
$('#songName').html(ctx.currentSong.name);
$('#artist').html(formatArtists(ctx.currentSong.artists));
};
ctx.play = function () {
ctx.player.play();
ctx.isPlaying = true;
ctx.changeAnimationState(ctx.diskCovers[1], 'running');
ctx.moveNeedle(true);
ctx.$playBtn.hide();
ctx.$pauseBtn.show();
};
ctx.pause = function () {
ctx.player.pause();
ctx.isPlaying = false;
ctx.moveNeedle(false);
ctx.changeAnimationState(ctx.diskCovers[1], 'paused');
ctx.$playBtn.show();
ctx.$pauseBtn.hide();
};
ctx.moveNeedle = function (play) {
if (play) {
ctx.$needle.removeClass("pause-needle").addClass("resume-needle");
} else {
ctx.$needle.removeClass("resume-needle").addClass("pause-needle");
}
};
ctx.preSwitchSong = function () {
ctx.songUpdated = false;
ctx.currentSong = ctx.playList[ctx.currentIndex];
ctx.player.pause();
ctx.moveNeedle(false);
ctx.validatePlayList();
};
ctx.moveTo = function (index) {
if (ctx.songUpdated) {
ctx.currentIndex = index;
ctx.preSwitchSong();
setTimeout('ctx.updateCoverState(1,true)', ctx.isPlaying ? 400 : 0);
}
};
ctx.next = function () {
if (ctx.songUpdated) {
ctx.currentIndex = ctx.currentIndex < ctx.playList.length - 1 ? ctx.currentIndex + 1 : 0;
ctx.preSwitchSong();
setTimeout('ctx.updateCoverState(1)', ctx.isPlaying ? 400 : 0);
}
};
ctx.prev = function () {
if (ctx.songUpdated) {
ctx.currentIndex = ctx.currentIndex > 0 ? ctx.currentIndex - 1 : ctx.playList.length - 1;
ctx.preSwitchSong();
setTimeout('ctx.updateCoverState(-1)', ctx.isPlaying ? 400 : 0);
}
};
ctx.updateProcess = function () {
var buffer = ctx.player.buffered,
bufferTime = buffer.length > 0 ? buffer.end(buffer.length - 1) : 0,
duration = ctx.player.duration,
currentTime = ctx.player.currentTime;
ctx.$totTime.text(validateTime(duration / 60) + ":" + validateTime(duration % 60));
ctx.$rdyBar.width(bufferTime / duration * 100 + '%');
if (!ctx.processBtnState) {
ctx.$curBar.width(currentTime / duration * 100 + '%');
ctx.$curTime.text(validateTime(currentTime / 60) + ":" + validateTime(currentTime % 60));
}
};
ctx.setInterval = function () {
if (!ctx.interval) {
ctx.updateProcess();
ctx.interval = setInterval(ctx.updateProcess, 1000);
}
};
ctx.clearInterval = function () {
if (ctx.interval) {
clearInterval(ctx.interval);
}
};
ctx.initProcessBtn = function ($btn) {
var moveFun = function (e) {
var duration = ctx.player.duration,
e = e.originalEvent,
totalWidth = ctx.$processBar.width(), percent, moveX, newWidth;
e.preventDefault();
if (ctx.processBtnState) {
moveX = (e.clientX || e.touches[0].clientX) - ctx.originX;
newWidth = ctx.$curBar.width() + moveX;
if (newWidth > totalWidth || newWidth < 0) {
ctx.processBtnState = 0;
} else {
percent = newWidth / totalWidth;
ctx.$curBar.width(newWidth);
ctx.$curTime.text(validateTime(percent * duration / 60) + ":" + validateTime(percent * duration % 60));
}
ctx.originX = (e.clientX || e.touches[0].clientX);
}
},
startFun = function (e) {
e = e.originalEvent;
ctx.processBtnState = 1;
ctx.originX = (e.clientX || e.touches[0].clientX);
},
endFun = function () {
if (ctx.processBtnState) {
ctx.player.currentTime = ctx.$curBar.width() / ctx.$processBar.width() * ctx.player.duration;
ctx.processBtnState = 0;
ctx.updateProcess();
}
};
$btn.on('mousedown touchstart', startFun);
$("body").on('mouseup touchend', endFun);
$("#process").on('mousemove touchmove', moveFun);
}
function validateTime(number) {
var value = (number > 10 ? number + '' : '0' + number).substring(0, 2);
return isNaN(value) ? '00' : value;
}
function formatArtists(artists) {
var names = [];
$.each(artists, function (i, item) {
names.push(item.name);
});
return names.join('/');
}
$(function () {
var url = location.href.indexOf("localhost") !== -1 ? '../resource/play_list.json' : './playlist.php?id=51759551';
$.ajax({
url: url,
type: 'GET',
dataType: 'json',
success: function (data) {
console.log(data);
ctx.playList = data.result.tracks;
ctx.init();
},
error: function (msg) {
alert(msg);
},
});
});
修改這句話，你獲取的數(shù)據(jù)里沒找到mp3
ctx.player.src = ctx.currentSong.mp3Url;
我輸出了一下ctx.player，顯示src為null，你的audio路徑為空啊，大兄弟
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