https://blog.youkuaiyun.com/dingpeng1978zh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/dingpeng1978/article/details/8900067https://blog.youkuaiyun.com/dingpeng1978/article/details/8900067dingpeng1978Wed, 08 May 2013 14:12:46 +0800https://blog.youkuaiyun.com/dingpeng1978/article/details/6797168https://blog.youkuaiyun.com/dingpeng1978/article/details/6797168dingpeng1978Wed, 21 Sep 2011 14:30:12 +0800https://blog.youkuaiyun.com/dingpeng1978/article/details/6640498https://blog.youkuaiyun.com/dingpeng1978/article/details/6640498dingpeng1978Thu, 28 Jul 2011 11:47:47 +0800https://blog.youkuaiyun.com/dingpeng1978/article/details/6599668https://blog.youkuaiyun.com/dingpeng1978/article/details/6599668dingpeng1978Tue, 12 Jul 2011 11:41:11 +0800https://blog.youkuaiyun.com/dingpeng1978/article/details/6559232https://blog.youkuaiyun.com/dingpeng1978/article/details/6559232dingpeng1978Tue, 21 Jun 2011 17:18:00 +0800https://blog.youkuaiyun.com/dingpeng1978/article/details/6558439https://blog.youkuaiyun.com/dingpeng1978/article/details/6558439dingpeng1978Tue, 21 Jun 2011 13:12:00 +0800https://blog.youkuaiyun.com/dingpeng1978/article/details/6524302https://blog.youkuaiyun.com/dingpeng1978/article/details/6524302dingpeng1978Fri, 03 Jun 2011 11:03:00 +0800https://blog.youkuaiyun.com/dingpeng1978/article/details/6235227https://blog.youkuaiyun.com/dingpeng1978/article/details/6235227dingpeng1978Wed, 09 Mar 2011 21:25:00 +0800https://blog.youkuaiyun.com/dingpeng1978/article/details/6228359https://blog.youkuaiyun.com/dingpeng1978/article/details/6228359dingpeng1978Mon, 07 Mar 2011 10:46:00 +0800https://blog.youkuaiyun.com/dingpeng1978/article/details/6224073https://blog.youkuaiyun.com/dingpeng1978/article/details/6224073dingpeng1978Fri, 04 Mar 2011 17:42:00 +0800https://blog.youkuaiyun.com/dingpeng1978/article/details/5704602https://blog.youkuaiyun.com/dingpeng1978/article/details/5704602dingpeng1978Wed, 30 Jun 2010 14:46:00 +0800讲到一个特定的媒体文件的格式，一般应该包含两部分内容：媒体数据(主要指音频或视频)的编码格式和文件系统格式。

多媒体文件主要是通过将音频数据或视频数据按照一定的压缩编码标准来编码来降低数据量的。音频编码格式包括windows media audio,mpeg,ac3,ogg,real audio等；视频编码格式包括windows media video,mpeg-1/mpeg-2/mpeg-4, h.264, real video等。 

通常一个多]]>https://blog.youkuaiyun.com/dingpeng1978/article/details/4407820https://blog.youkuaiyun.com/dingpeng1978/article/details/4407820dingpeng1978Tue, 04 Aug 2009 15:50:00 +0800https://blog.youkuaiyun.com/dingpeng1978/article/details/4374050https://blog.youkuaiyun.com/dingpeng1978/article/details/4374050dingpeng1978Thu, 23 Jul 2009 15:16:00 +0800https://blog.youkuaiyun.com/dingpeng1978/article/details/4369930https://blog.youkuaiyun.com/dingpeng1978/article/details/4369930dingpeng1978Wed, 22 Jul 2009 11:49:00 +0800https://blog.youkuaiyun.com/dingpeng1978/article/details/4203078https://blog.youkuaiyun.com/dingpeng1978/article/details/4203078dingpeng1978Wed, 20 May 2009 10:11:00 +0800https://blog.youkuaiyun.com/dingpeng1978/article/details/3878854https://blog.youkuaiyun.com/dingpeng1978/article/details/3878854dingpeng1978Wed, 11 Feb 2009 21:38:00 +0800https://blog.youkuaiyun.com/dingpeng1978/article/details/3486728https://blog.youkuaiyun.com/dingpeng1978/article/details/3486728dingpeng1978Wed, 10 Dec 2008 00:27:00 +0800https://blog.youkuaiyun.com/dingpeng1978/article/details/3476318https://blog.youkuaiyun.com/dingpeng1978/article/details/3476318dingpeng1978Mon, 08 Dec 2008 14:11:00 +0800https://blog.youkuaiyun.com/dingpeng1978/article/details/3438805https://blog.youkuaiyun.com/dingpeng1978/article/details/3438805dingpeng1978Wed, 03 Dec 2008 16:52:00 +0800https://blog.youkuaiyun.com/dingpeng1978/article/details/3422960https://blog.youkuaiyun.com/dingpeng1978/article/details/3422960dingpeng1978Mon, 01 Dec 2008 20:15:00 +0800