<div id="xiphlogo">     <a href="/misc/goto?guid=4959500292095497870"><img alt="音频编码器 CELT audio codec" src="https://simg.open-open.com/show/574c0fff4d87e3da976a05f644e8f25e.png" width="245" height="61" /></a>    </div> CELT (Constrained Energy Lapped Transform) 是一个超低延迟的音频编码器，主要用在实时高质量的语音传输应用上。测试过celt编码器，效果不错。它可以编码人声、音乐声等等。音质达到mp3的音 质，但是编码率很高，编码速度也很快。    <br />    <ul>     <li>Ultra-low latency (typically from 5 to 22.5 ms) </li>     <li>Full audio bandwidth (≥20kHz; sample rates from 8 kHz to 48 kHz)</li>     <li>Support for both speech and music</li>     <li>A quality/bitrate trade-off competitive with widely used high delay codecs</li>     <li>Stereo support</li>     <li>Packet loss concealment</li>     <li>Constant bit-rates from 32 kbps to 128 kbps and above</li>     <li>A fixed-point version of the encoder and decoder</li>    </ul>    <br />    <p><strong>项目主页：</strong><a href="http://www.open-open.com/lib/view/home/1325769567812" target="_blank">http://www.open-open.com/lib/view/home/1325769567812</a></p>