I remake the testing,because the previous  testing has some issues.<br>also,i reupload all new files to <a href="http://omploader.org/" target="_blank">omploader.org.</a><br>the download link here:<br><br>I comparing the &quot;waveform&quot; and &quot;spectral frequency&quot;.<br>
<br>waveform:<br>vorbis better,obviously.<br>I put it to &quot;waveform&quot; directory.<br><br>spectral frequency:<br>qtaac better,vorbis choice 16000HZ,this&#39;s a good point,but,qtaac do it better.<br>I put it to &quot;spectral frequency&quot; directory.<br>
<br>I also drawn the &quot;spectral pan&quot; and &quot;spectral phase&quot;,i put them to &quot;spectral pan&quot; directory and &quot;spectral phase&quot; directory,maybe someone want it.<br><br><br><br><br><br><br>