ffmreg thinkphp 控制器 获取音频视频详细信息（…

 1 $file_name = '后弦 - 下完这场雨 (铃声).mp3';
 2 $arr = $this->getInfo($file_name);//返回音频的信息
 3 $time_long = gmdate('H:i:s', $arr['seconds']);
 4  
 5 /**
 6  * 获取文件信息
 7  * @access public
 8  * @param  file      $file     文件路径
 9  * @return array
10  */
11  
12 function getInfo($file)
13 {
14     $command = sprintf('D:/ffmpeg/bin/ffmpeg -i "%s" 2>&1', $file);//你的安装路径
15  
16     ob_start();
17     passthru($command);
18     $info = ob_get_contents();
19     ob_end_clean();
20  
21     $data = array();
22     if (preg_match("/Duration: (.*?), start: (.*?), bitrate: (\d*) kb\/s/", $info, $match)) {
23         $data['duration'] = $match[1]; //播放时间
24         $arr_duration = explode(':', $match[1]);
25         $data['seconds'] = $arr_duration[0] * 3600 + $arr_duration[1] * 60 + $arr_duration[2]; //转换播放时间为秒数
26         $data['start'] = $match[2]; //开始时间
27         $data['bitrate'] = $match[3]; //码率(kb)
28     }
29     if (preg_match("/Video: (.*?), (.*?), (.*?)[,\s]/", $info, $match)) {
30         $data['vcodec'] = $match[1]; //视频编码格式
31         $data['vformat'] = $match[2]; //视频格式
32         $data['resolution'] = $match[3]; //视频分辨率
33         $arr_resolution = explode('x', $match[3]);
34         $data['width'] = $arr_resolution[0];
35         $data['height'] = $arr_resolution[1];
36     }
37     if (preg_match("/Audio: (\w*), (\d*) Hz/", $info, $match)) {
38         $data['acodec'] = $match[1]; //音频编码
39         $data['asamplerate'] = $match[2]; //音频采样频率
40     }
41     if (isset($data['seconds']) && isset($data['start'])) {
42         $data['play_time'] = $data['seconds'] + $data['start']; //实际播放时间
43     }
44     $data['size'] = filesize($file); //文件大小
45     return $data;
46 }