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71 questions
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0 votes
0 replies
52 views

I've been thinking about the problem of acoustic echo and feedback in laptop video calls when a user isn't wearing headphones. When AEC struggles — reverberant rooms, double-talk, sudden acoustic ...
Score of 1
0 answers
94 views

I am developing a game in Unity that plays human speech through speakers and also performs speech recognition. This will cause the sound played by the speakers to be recognized by the speech ...
Score of 1
0 answers
979 views

I'm writing a pipewire node (pipewire version 1.0.0) to play a sound and record from microphone simultaneously, the audio spec is 8kHz sampling rate, 1 channel and SPA_AUDIO_FORMAT_S16 format. the app ...
Score of 3
1 answer
891 views

I am working on a WebRTC project using the jsSIP library. One user connects from their browser, and the other connects by making a real phone call. While reviewing the audio recordings, I noticed a ...
Score of 2
0 answers
787 views

we have a board with a RK3399 Android9 where we have modify the audio_effects.xml as here below for have the audio echo cancellation (AEC) enabled by default on the system. However the device when is ...
Score of -1
1 answer
610 views

I am trying to get my Linux audio system to handle audio via ALSA. These are the requirements Handle echo cancellation - I am using https://github.com/voice-engine/ec, following the steps mentioned ...
Score of 1
2 answers
389 views

I'm following a blog post by Petr Broz with my published views from a Revit project in BIM 360, but I was wondering how I would convert between 2D coordinates and 3D world coordinates if my published ...
Score of 3
0 answers
308 views

I am using Agora, and it has some issues. One of them is the speaker's voice comes out to the media sound. On the browser, it can't control the media volume, So, I created an app to handle this. In ...
Score of 1
0 answers
613 views

I use Chromium's AEC3 for Acoustic Echo Cancellation for my application . Echo Cancellation works fine . But whenever a noise played in speaker , NearEnd audio ( voice from My Microphone ) suppresses ....
Score of 1
0 answers
1852 views

UPDATED: Overall code that I use For this, you really have to look at Mark Heath article here: how to play and record at the sametime. With that, you can really directly understood the problem right? ...
Score of 9
2 answers
4229 views

I'm building a video conferencing app using Electron (version 10, Chrome v75) and WebRTC. The app has multiple windows, and in each window, I have a separate RTCPeerConnection with a different app ...
Score of 2
1 answer
430 views

I currently trying to get Edge working. With our Janus webrtc server. The video works fine, only the audio suffers a lot of echo and makes a conversation impossible. Tried to set the getUserMedia ...
Score of 0
0 answers
63 views

I'm new to this domain. From my understanding, we do the following in our algo: Error = Desired - Expected Output That is, E = (Near End voice + Far End Echo) - (Far End voice * Adaptive Weights) ...
Score of 0
0 answers
135 views

The error to update the weights for LMS is given by: e(n) = d(n) - y(n) Assuming e as the error, d as the desired signal and y as the estimated output at given time step n. How do we know the value ...
Score of 1
1 answer
480 views

i dont konw how build webrtc aec in pjsip，I don't want to download all the code for webrtc, just the aec section，embed cpu is imx6ul，Please give me some guidance, thank you very much

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