Re: java codec

林 海涛 <[email protected]> Thu, 03 Feb 2005 04:13:47 +0000
Newsgroups gmane.comp.lib.vovida.vocal
Message-ID <[email protected]>
Hi,Islam

I do NOT think writing codec in Java is feasible. I suggest you use JNI to 
call Microsoft or other company's codec in Java.

Josh

>From: "Eng. Islam Amro" <[email protected]>
>Reply-To: <[email protected]>
>To: <justin.millner>
>CC: <[email protected]>,"vocal" <[email protected]>,"hunter lin" 
<[email protected]>
>Subject: [Vocal] Re: java  codec
>Date: Wed, 2 Feb 2005 21:57:40 -0000
>
>Hi avinash
>
>The problem is java is not the place where I come from, actually I come
>from MATLAB, and I was able to carry out an amazing voice chat at 2kbps(I
>will take it to less soon), but I had to use te codec operation in matlab
>and the network communication over java, now I want things to go hand in
>had together , because I had a big delay due to the use of
>crossplatforming, I have started writing my own codec in java, but I am
>facing big troubles in carrying out the DSP operations in java, am just
>not getting the concept, the more accuracy I get, the higher delay I
>obtain, according to my calculations it shouldnt take much delay, and
>when I made the performance analysis I found out the my algorithm has
>nothing to do with that big delay dramatically. I just need information
>from someone who made something actually about codec in java, the API you
>mentioned is already studied and it doesnt supply much, actually it was
>created to shield the complexity of the DSP operations, which is am stuck
>in, so please if you or anyone else can help in the direction of writing
>codec in java from A-Z I know there is such thing I might pay for it ?>
>
>Gatta run it seems am having a server down :P
>Regards regards regards
>
>
>
>Salut
>Islam
>
>AVINASH S said:
> > Hi Islam, I couldn't find any free information regarding media codecs 
in
> > Java. But i knew the folowing page of Sun which provides media API. 
Check
> > them once, they may help you
> > http://java.sun.com/products/java-media/jmf/index.jsp Bye, Avinash
> >
> > --- "Eng. Islam Amro"  wrote:
> >
> > From: "Eng. Islam Amro"
> > Date: Thu, 20 Jan 2005 00:05:28 +0200 (IST)
> > To: [email protected]
> > Cc: [email protected], vocal ,
> >   hunter lin
> > Subject: [Vocal] java  codec
> >
> >
> > Eng. Islam Amro said:
> >> Dear all
> >>
> >> i need to have a look on codec implemented in java, have anyone seen
> >> anything around like this?
> >>
> >> please tell me about it
> >>
> >> regards
> >>
> >> Islam
> >> AVINASH S said:
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> >>
> >> --
> >> Eng. Islam Amro
> >> System Engineer
> >>
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> >
> >
> > --
> > Eng. Islam Amro
> > System Engineer
> >
> > Information Technology & Communication Center(ITCC)
> > Systems Engineering Dept.
> >
> >
> > Ramallah, Al-Ersal St., Kan'an Commercial Center, 3 Floor.
> > Tel: 02-2964571
> > Fax:  02-2964995
> > P.O. Box: 1804, Ramallah, Palestine
> > E-Mail: [email protected]
> >         [email protected]
> > URL: http://www.qou.edu
> >
> > Perminenet Adress
> >
> > P.O. Box: 57, Hebron, Palestine
> >
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>
>--
>Eng. Islam Amro
>System Engineer
>
>Information Technology & Communication Center(ITCC)
>Systems Engineering Dept.
>
>
>Ramallah, Al-Ersal St., Kan'an Commercial Center, 3 Floor.
>Tel: 02-2964571
>Fax:  02-2964995
>P.O. Box: 1804, Ramallah, Palestine
>E-Mail: [email protected]
>         [email protected]
>URL: http://www.qou.edu
>
>Perminenet Adress
>
>P.O. Box: 57, Hebron, Palestine
>
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