<font size="2"><font color="#550055"></font></font>Hi,<br><br>How about the VAD issue now?<br>Could you point out which part of the code caused the decrease of VAD?<br><br>Regards,<br><br>Lianghu<br><br><br><div><span class="gmail_quote">
On 11/15/06, <b class="gmail_sendername">Jean-Marc Valin</b> <<a href="mailto:jean-marc.valin@usherbrooke.ca">jean-marc.valin@usherbrooke.ca</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
> /* FIXME: This VAD is a kludge */<br>> .. and it shows (or hears?) unfortunately. I've run a few tests with it<br>> with my users, and they complain that it misdetects too often... In both<br>> directions. Non-speech is detected as speech more often than before, and
<br>> more important it also doesn't detect speech as good as before.<br>> I'd really like to see this "fixed" in some way before 1.2.<br><br>OK, it's good to have that information. I'll try to fix that before
1.2.<br><br>> I used to grab quite a few bits of data directly from the<br>> SpeexPreprocessState structure. I have a Audio Statistics window in my<br>> application which would show SNR info (Zlast), the speech probability
<br>> and a graphical view of ps and noise. This really helped users to<br>> improve the quality of their input, as they could clearly and<br>> immediately see the effect of changes in the environment.<br>> These data are now private and can't easily be extracted from an outside
<br>> program. Would it be possible to add _ctl calls to GET_PS, GET_NOISE,<br>> GET_SNR etc? Would you accept patches which did this?<br><br>One of the main reasons the struct is now private is that its content<br>
depends on whether Speex was compiled for fixed-point or floating-point.<br> I'm not against making it possible to extract some information, but it<br>needs to be done in a clean way, that doesn't depend on whether you<br>
compiled with float or int.<br><br> Jean-Marc<br><br>_______________________________________________<br>Speex-dev mailing list<br><a href="mailto:Speex-dev@xiph.org">Speex-dev@xiph.org</a><br><a href="http://lists.xiph.org/mailman/listinfo/speex-dev">
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