Displaying 1 result from an estimated 1 matches for "dacdd19d".
2009 Oct 08
1
2 weeks lost in the AEC world
Hi,
my VoIP system uses speex with framesize = 160 samples(20 ms) at 8khz,
sending and receiving paquets of 1600 samples(200 ms).
When I receive a packet, I buffered it (I have also tried with
speex_echo_playback) before sending to the speaker.
When I capture from microphone, I fist remove DC offset (I saw in OPAL
sources) and then I call speex_echo_cancellation for every one of the 10