Hi Arslan, A while ago i tried to write a software modem to communicate between 2 freerunners. One of the things that went wrong was a 90 degree phase shift in the audio signal. So when you write audio software, please keep in mind that it might get phase shiffted.
Kind regards, Ed On 01/18/2012 06:19 PM, Arslan Abbasi wrote: > Simple recording and playback of recorded sounds can be done but, can > anyone give me some clue if it has enough > processing power to do real time voice processing and transmitting > processed voice at the same time. And please, if anybody has any code > related to voice manipulations on this phone or in particular real > time voice processing while transmitting through gsm, share it. It'll > be very nice of you. > > @Dave... Encrypting gsm is legal in our country, and as far as i think > encryption shouldn't be illegal coz voice/data is your private > property so protecting it further shouldn't be a problem with anybody > as long as it doesn't affects their systems. > > On Wed, Jan 18, 2012 at 7:28 PM, Dave <dave...@gmail.com > <mailto:dave...@gmail.com>> wrote: > > Hi, > > I don't know the laws of your country, however, encrypting GSM > might be illegal. > > Dave > > > On Wed, Jan 18, 2012 at 9:28 PM, Thomas Zimmermann > <m...@vdm-design.de <mailto:m...@vdm-design.de>> wrote: > > On Wednesday, January 18, 2012 08:56:45 Radek Polak wrote: > > On Wednesday 18 January 2012 07:16:06 Arslan Abbasi wrote: > > > The Inter IC sound pins interfaced with the audio codec. > > > I need help regarding any sound manipulation on this > platform, if any > > > code is available. > > > > IIRC there was a program which recorded phone call if this > is what you > > need. I dont know how it's done on GTA02 but on GTA04 phone > modem is just > > another sound card which can be used by alsa programs. E.g. > you can play > > mp3 instead of speaking. > > > > Regards > > > > Radek > > There was already somebody who developed a program to do > encrypted GSM calls > with two FR. But i don't remeber who it was. > > But one should find something in the archive of this mailinglist. > > Regards, > Thomas > > _______________________________________________ > Openmoko community mailing list > community@lists.openmoko.org <mailto:community@lists.openmoko.org> > http://lists.openmoko.org/mailman/listinfo/community > > > > _______________________________________________ > Openmoko community mailing list > community@lists.openmoko.org <mailto:community@lists.openmoko.org> > http://lists.openmoko.org/mailman/listinfo/community > > > > > _______________________________________________ > Openmoko community mailing list > community@lists.openmoko.org > http://lists.openmoko.org/mailman/listinfo/community
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