function getVideoInfo(vedio) {
 if (!vedio) return
 var vid = vedio.substring(vedio.lastIndexOf('/') + 1, vedio.lastIndexOf('html') - 1);
 var that = this;
 var urlString = 'https://vv.video.qq.com/getinfo?otype=json&appver=3.2.19.333&platform=11&defnpayver=1&vid=' + vid;
 wx.request({
  url: urlString,
  success: function (res) {
  var dataJson = res.data.replace(/QZOutputJson=/, '') + "qwe";
  var data = JSON.parse(dataJson);
  var fileName = data['vl']['vi'][0]['fn'];
  var fvkey = data['vl']['vi'][0]['fvkey'];
  var host = data['vl']['vi'][0]['ul']['ui'][2]['url']
  that.setData({
   videoUrl: host + fileName + '?vkey=' + fvkey
  });
  }
 })
 }

<view class='video'>
 <video src='{{videoUrl}}' bindplay='playVideo' id="myVideo"></video>
 <view class='tips'>建议WIFI环境下播放</view>
</view>

//腾讯视频获取实际播放放地址
function getVideoInfo($video){
 $vid = "";
 //正则表达式截取vid
 preg_match_all("/(?:\/page\/)(.*)(?:\.html)/i",$video, $vid);
 $vid = $vid[1][0];
 $urlString = 'https://vv.video.qq.com/getinfo?otype=json&appver=3.2.19.333&platform=11&defnpayver=1&vid='.$vid;
 $res = fopen_url($urlString);
 //字符串截取json
 $json = str_replace("QZOutputJson=","",$res);
 $json = str_replace("}}]}};","}}]}}",$json);
 //json转换为数组
 $json = json_decode($json,true);
 $fileName = $json['vl']['vi'][0]['fn'];
 $fvkey = $json['vl']['vi'][0]['fvkey'];
 $host = $json['vl']['vi'][0]['ul']['ui'][2]['url'];
 $url = $host.$fileName.'?vkey='.$fvkey;
 return $url;
}
/**
 获取远程文件内容
 @param $url 文件http地址
*/
function fopen_url($url)
{
 if (function_exists('file_get_contents')) {
  $file_content = @file_get_contents($url);
 } elseif (ini_get('allow_url_fopen') && ($file = @fopen($url, 'rb'))){
  $i = 0;
  while (!feof($file) && $i++ < 1000) {
   $file_content .= strtolower(fread($file, 4096));
  }
  fclose($file);
 } elseif (function_exists('curl_init')) {
  $curl_handle = curl_init();
  curl_setopt($curl_handle, CURLOPT_URL, $url);
  curl_setopt($curl_handle, CURLOPT_CONNECTTIMEOUT,2);
  curl_setopt($curl_handle, CURLOPT_RETURNTRANSFER,1);
  curl_setopt($curl_handle, CURLOPT_FAILONERROR,1);
  curl_setopt($curl_handle, CURLOPT_USERAGENT, 'Trackback Spam Check'); //引用垃圾邮件检查
  $file_content = curl_exec($curl_handle);
  curl_close($curl_handle);
 } else {
  $file_content = '';
 }
 return $file_content;
}