Displaying 1 result from an estimated 1 matches for "263a139c".
2007 Dec 10
2
AEC gets worse as sample rate increases
Hi all,
I am attempting to test AEC behavior at various sample rates.
I ran a little experiment: I recorded a 10 seconds voice clip and the
resampled at 8000, 11025, 16000, 22050, 24000, 32000, 44100 and 48000.
I have a small applications that plays a wave file, records whatever
comes in from the microphone and applies the Speex AEC and
preprocessor on the input. It then saves the raw