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怎么取得一个视频文件的版权信息

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Jun 13, 2016 am 10:45 AM

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如何取得一个视频文件的版权信息

当用户把视频传到服务器上怎么获取该视频的版权信息？我在wind7上右键查看视频的属性有一个版权，但是空着没有内容，可我把视频传到优酷等视频网站上他们就提示我该视频牵扯到版权问题不能给播放，他们是怎么做的？求大神们帮忙，我是做php的

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