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	<title>扶凯 &#187; mencoder</title>
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	<description>Perl Linux CDN Video</description>
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		<title>Mencoder的常用h264优化参数和建议</title>
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		<pubDate>Tue, 28 Jul 2009 08:29:40 +0000</pubDate>
		<dc:creator>扶 凯</dc:creator>
				<category><![CDATA[Linux 音视频技术]]></category>
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		<description><![CDATA[x264在着非常好的压缩比,在同等码流上比别的视频清楚多了,如下是最常常用参数优化.使用的2次pass 1st pass mencoder&#160; -sws 9&#160; -oac faac -faacopts mpeg=4:br=160:object=2 -srate 48000 -channels 2&#160; -vf crop=708:... ]]></description>
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		<title>Mencoder处理DTS的时候,声音有问题的处理方法</title>
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		<pubDate>Thu, 11 Jun 2009 02:02:33 +0000</pubDate>
		<dc:creator>扶 凯</dc:creator>
				<category><![CDATA[Linux 音视频技术]]></category>
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		<description><![CDATA[我的转码程序,转完后发现DTS的声音很奇怪,有时还不能得到DTS的声音,难道开源的软件不支持DTS? Requested audio codec family [dts] (afm=libdca) not available. Enable it at compilation. Opening audio decoder: [ffmpeg] FFmpeg/l... ]]></description>
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		<title>x264 压缩笔记</title>
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		<pubDate>Sun, 22 Mar 2009 12:58:46 +0000</pubDate>
		<dc:creator>扶 凯</dc:creator>
				<category><![CDATA[Linux 音视频技术]]></category>
		<category><![CDATA[ffmpeg]]></category>
		<category><![CDATA[mencoder]]></category>
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		<description><![CDATA[象x264本身是不能直接处理视频的,因为他没有解码部分,所以需要 mencoder 和 ffmpeg 之类解码成 yuv 的文件,然后在用他来编码.但在处理时一定要指定宽高. 象mplayer如果播放 y4m,原始 yuv 不带 y4m 头,播... ]]></description>
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		<title>mencoder不能转换rmvb的解决方法</title>
		<link>http://www.php-oa.com/2009/01/04/mencoder_mp4.html</link>
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		<pubDate>Sun, 04 Jan 2009 05:52:43 +0000</pubDate>
		<dc:creator>扶 凯</dc:creator>
				<category><![CDATA[Linux 音视频技术]]></category>
		<category><![CDATA[mencoder]]></category>

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		<description><![CDATA[&#160; 打算用mencoder来转点视频成mp4.加了些参数,但失败了.提示如下的错误. Error: /usr/lib64/codecs/drv4.so.6.0: cannot open shared object file: No such file or directory 根据上面的提示,出错原因是少了解码器.到mpla... ]]></description>
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