Through analyzing the speech code-decode principle of the Continuously Variable Slope Delta modulation (CVSD), the CVSD algorithm is discussed in detail.

通过分析连续可变斜率增量调制(CVSD)的语音编译码工作原理，对CVSD的软件算法进行了详细地剖析。

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The technology for converting the audio tracks of video via speech recognition to plain text indexed to time-code has been around for a while.

其实，把视频里的音轨用语音识别转化成文字索引并时间编码的技术已经有了。

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By default, the code generated supports the Speech and Speech-DTMF mode.

在缺省情况下，生成的代码会支持Speech和Speech - DTMF模式。

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"You cannot just regulate code without going thru the first amendment type of balancing tests that are used for any other type of speech, because code is speech, " says Cohn.

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There are also over 300 Websites that still link to the decryption code, many beyond the reach of the MPAA. According to Gross, one defense the EFF will cite in the case's briefing stage is a recent 6th Circuit Court of Appeals decision confirming that code qualifies as speech, and as such is protected by the First Amendment.

CNN: Focus on the DeCSS trial

But given that universities have been sued at least 22 times since 1989 with virtually every challenge leading to the university either settling and withdrawing its code or losing in court why do speech codes persist?

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