phpffmpeg获取视频缩略图
1.环境
2.centos7安装ffmpeg
3.项目安装ffmpeg包
4.php代码
附Fmpeg读取视频信息
总结
php ffmpeg获取视频缩略图 1.环境centos 7
ffmpeg version 2.8.15 Copyright
2.centos7安装ffmpegcentos7安装ffmpeg
sudo rpm --import http://li.nux.ro/download/nux/RPM-GPG-KEY-nux.ro
sudo rpm -Uvh http://li.nux.ro/download/nux/dextop/el7/x86_64/nux-dextop-release-0-5.el7.nux.noarch.rpm
sudo yum install ffmpeg ffmpeg-devel -y
【Ubuntu安装ffmpeg】
sudo add-apt-repository ppa:kirillshkrogalev/ffmpeg-next
sudo apt-get update
sudo apt-get install ffmpeg
查看环境变量是否配置成功
ffmpeg -version
3.项目安装ffmpeg包composer require php-ffmpeg/php-ffmpeg
github链接https://github.com/PHP-FFMpeg/PHP-FFMpeg
4.php代码<?php
include '../vendor/autoload.php';
use FFMpeg\FFMpeg;
class MyFfmpeg
{
public function run()
{
$file_path = __DIR__ . '/' . uniqid() . '.webp';
$ffmpeg = FFMpeg::create([
'ffmpeg.binaries' => '/usr/bin/ffmpeg',
'ffprobe.binaries' => '/usr/bin/ffprobe'
]);
$video = $ffmpeg->open('1.mp4');
$video->frame(\FFMpeg\Coordinate\TimeCode::fromSeconds(1))->save($file_path);
}
}
$a = new MyFfmpeg();
$a->run();
附Fmpeg读取视频信息
<?php
define('FFMPEG_PATH', '/usr/local/ffmpeg2/bin/ffmpeg -i "%s" 2>&1');
function getVideoInfo($file) {
$command = sprintf(FFMPEG_PATH, $file);
ob_start();
passthru($command);
$info = ob_get_contents();
ob_end_clean();
$data = array();
if (preg_match("/Duration: (.*?), start: (.*?), bitrate: (\d*) kb\/s/", $info, $match)) {
$data['duration'] = $match[1]; //播放时间
$arr_duration = explode(':', $match[1]);
$data['seconds'] = $arr_duration[0] * 3600 + $arr_duration[1] * 60 + $arr_duration[2]; //转换播放时间为秒数
$data['start'] = $match[2]; //开始时间
$data['bitrate'] = $match[3]; //码率(kb)
}
if (preg_match("/Video: (.*?), (.*?), (.*?)[,\s]/", $info, $match)) {
$data['vcodec'] = $match[1]; //视频编码格式
$data['vformat'] = $match[2]; //视频格式
$data['resolution'] = $match[3]; //视频分辨率
$arr_resolution = explode('x', $match[3]);
$data['width'] = $arr_resolution[0];
$data['height'] = $arr_resolution[1];
}
if (preg_match("/Audio: (\w*), (\d*) Hz/", $info, $match)) {
$data['acodec'] = $match[1]; //音频编码
$data['asamplerate'] = $match[2]; //音频采样频率
}
if (isset($data['seconds']) && isset($data['start'])) {
$data['play_time'] = $data['seconds'] + $data['start']; //实际播放时间
}
$data['size'] = filesize($file); //文件大小
return $data;
}
//用法
$video_info = getVideoInfo('video.mp4');
print_r($video_info);
?>
总结
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