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C# 2008 SP3

I have developed a softphone and our client would like to have a feature that would test if the microphone is working.

I was thinking to have a progress bar that would go up and down based on the nose level.

I have done a bit of research on this. But I couldn't find any tutorials on directX DirectInput what would help me measure the audio input. Does anyone know of any websites where this has been done before?

I am new to programming in direct x. Do I have to download the DirectX sdk?

Many thanks,

chollida
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ant2009
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  • How did you develop a softphone without using audio input? – kibibu Aug 24 '09 at 03:00
  • Hello, The sip library we are using have the audio input. However, it can't test if the microphone is working. I wasn't sure about the DirectInput, I was just guessing. I will take a look at the directSound. Any good tutorials out there? – ant2009 Aug 24 '09 at 14:18

1 Answers1

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Checkout it may help. NAudio based Voice recorder

Arunkumar Chandrasekaran
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