Hye all, How do I use feature in communication tab on sound control panel. My purpose, when the line in detected I want to mute all other sound..How do I use this feature inside my application. What kind detection they are using? Any API Regards Muhammad Firdaus b. Abu Bakar ________________________________ From: Matthew van Eerde <mateer@xxxxxxxxxxxxx> To: "wdmaudiodev@xxxxxxxxxxxxx" <wdmaudiodev@xxxxxxxxxxxxx> Sent: Wed, November 24, 2010 12:24:10 AM Subject: [wdmaudiodev] Re: Win7 mixer You can mute your own application's sounds (ISimpleAudioVolume::SetMute), and you can mute the audio device (IAudioEndpointVolume::SetMute) which effectively mutes all applications, but you can't mute or unmute other applications that are not yours. From:wdmaudiodev-bounce@xxxxxxxxxxxxx [mailto:wdmaudiodev-bounce@xxxxxxxxxxxxx] On Behalf Of FabWar® Sent: Monday, November 22, 2010 6:07 PM To: wdmaudiodev@xxxxxxxxxxxxx Subject: [wdmaudiodev] Win7 mixer Hye all, Is there anyway we can do remote control each of mixer from application in win7. Controling for muting and unmuting Regards, Muhammad Firdaus B. Abu Bakar Regards Muhammad Firdaus b. Abu Bakar