VoIP on Android – volume control

Posted by SoliCall
On August 3, 2015
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AGC, Android, Automatic Gain Control

Background In our previous posts we covered few of the difficulties that Android VoIP developers are facing – for example the challenge in providing high quality echo cancellation. In addition to the echo cancellation, the variety of hardware platforms that are running Android also introduces a challenge in controlling the volume of the voice.

Posted by SoliCall
On May 22, 2015
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Acoustic Echo Cancellation Software, echo cancellation on android

Background When developing a VoIP application, most implementations use AudioRecord as the foundation class for capturing audio from the microphone. Can this class be used to cancel echo as well ?

Posted by SoliCall
On January 1, 2015
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Acoustic Echo Cancellation, Android, echo cancellation

Background In this post we will discuss the challenge of synchronizing the audio that is given as the input to the echo cancellation software running on Android. This post is a continuation to a blog series we published on echo cancellation and specifically on the post that deals with importance of synchronization in echo cancellation. […]

Posted by SoliCall
On March 10, 2013
0 Comments
Android, echo cancellation

Background SoliCall offers different software solutions for audio quality improvements. One of the areas with an increasing demand is the need to solve echo issues with Android devices. As discussed in few of our previous posts on echo cancellation, in real-life conditions performing a good echo cancellation is a rather complex task. In addition, it […]

VoIP on Android – volume control

Echo Cancellation on Android and AudioRecord

Echo Cancellation on Android – synchronizing the input

Why Echo Cancellation for Android is a Difficult Task?