Re: Using speex pre processor

Ankhit Vivekananda <[email protected]> Thu, 20 Aug 2015 11:54:58 -0500
Newsgroups gmane.comp.audio.compression.speex.devel
Message-ID <CACaQK7DSo=rkGKrsyJqiFfAomKqbBY-zzKMxyk0kGxFQ0DZkqA@mail.gmail.com>
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Hello Tristan,

Thank you. But I am using libspeex library. Does the speexdsp library be
included in it? Or it needs to be installed separate.

Appreciate the help.

Thanks,
Ankhit

On Thu, Aug 20, 2015 at 11:43 AM, Tristan Matthews <[email protected]>
wrote:

> Hi Ankhit,
>
> On Thu, Aug 20, 2015 at 12:06 PM, Ankhit Vivekananda <
> [email protected]> wrote:
>
>> Hello,
>>
>> I am a newbie and wanted to know if a speex preprocessor, such as a
>> DENOISE, can be used with other encoders such as AAC.
>>
>> We are developing video cameras using speex codec for encoding and
>> decoding audio when placing calls. We also stream live audio/video files
>> out of the camera and use AAC encoder for that as the server that we stream
>> to supports only AAC. But, the noise level is high even when the
>> environment is quiet. Hence, would want to implement a de-noise
>> preprocessor from speex to do the same. Will speex pre-processor work when
>> using different encoders?
>>
>> Please do let me know.
>>
>
> Yes, the speexdsp library is completely independent of the speex codec
> library.
>
> Best,
> Tristan
>

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<div dir=3D"ltr">Hello Tristan,<div><br></div><div>Thank you. But I am usin=
g libspeex library. Does the speexdsp library be included in it? Or it need=
s to be installed separate.</div><div><br></div><div>Appreciate the help.</=
div><div><br></div><div>Thanks,</div><div>Ankhit=C2=A0</div></div><div clas=
s=3D"gmail_extra"><br><div class=3D"gmail_quote">On Thu, Aug 20, 2015 at 11=
:43 AM, Tristan Matthews <span dir=3D"ltr">&lt;<a href=3D"mailto:tmatth@vid=
eolan.org" target=3D"_blank">[email protected]</a>&gt;</span> wrote:<br><=
blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px=
 #ccc solid;padding-left:1ex"><div dir=3D"ltr">Hi Ankhit,<div class=3D"gmai=
l_extra"><br><div class=3D"gmail_quote"><span class=3D"">On Thu, Aug 20, 20=
15 at 12:06 PM, Ankhit Vivekananda <span dir=3D"ltr">&lt;<a href=3D"mailto:=
[email protected]" target=3D"_blank">ankhit.vivekananda@bisco=
tti.com</a>&gt;</span> wrote:<br><blockquote class=3D"gmail_quote" style=3D=
"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir=3D=
"ltr">Hello,<div><br></div><div>I am a newbie and wanted to know if a speex=
 preprocessor, such as a DENOISE, can be used with other encoders such as A=
AC.</div><div><br></div><div>We are developing video cameras using speex co=
dec for encoding and decoding audio when placing calls. We also stream live=
 audio/video files out of the camera and use AAC encoder for that as the se=
rver that we stream to supports only AAC. But, the noise level is high even=
 when the environment is quiet. Hence, would want to implement a de-noise p=
reprocessor from speex to do the same. Will speex pre-processor work when u=
sing different encoders?=C2=A0</div><div><br></div><div>Please do let me kn=
ow.</div></div></blockquote><div><br></div></span><div>Yes, the speexdsp li=
brary is completely independent of the speex codec library.</div><div>=C2=
=A0</div><div>Best,</div><div>Tristan</div></div></div></div>
</blockquote></div><br></div>

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