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User: kafeikejian

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how to using speex lib to cancel echo in IP phone?
by kafeikejian Fri 03 of Sep, 2010
Hi:
I am developing an IP Phone on ARM(samsung 6410; CPU:667MHZ), and use lib mediastreamer.2.6.0 for audio communication,
but now the echo occur while talking. In the lib mediastreamer.2.6.0, I find a filter can do echo Cancellation by calling lib speex.
...
how to using speex lib to cancel echo in IP phone?
by kafeikejian Fri 03 of Sep, 2010
Hi:
I am developing an IP Phone on ARM(samsung 6410; CPU:667MHZ), and use lib mediastreamer.2.6.0 for audio communication, but now the echo occur while talking. In the lib mediastreamer.2.6.0, I find a filter can do echo Cancellation by calling lib speex. I active it to filter the collected voice, but the telephone receiver can't hear any voice. Maybe I setup parameters wrong, the parameters are as follow:

...

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