RTC Client API ACM Sample Registry Configuration
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8/28/2008
The following example registry settings show the registry path and keys for a typical ACM driver registry entry.
; Configure ACM_G729 FormatTag
; Note that G729 frame_duration = 20ms in this example [HKEY_LOCAL_MACHINE\Comm\RTC\ACM\G729]
"PayloadType" = dword:12
"FrameDuration" = dword:A
"CodecRank" = dword:1
"Driver" = "g729.acm"
[HKEY_LOCAL_MACHINE\Comm\RTC\ACM\G729\WaveFormat]
"FormatTag" = dword:44
"Channels" = dword:1
"SamplesPerSec" = dword:1F40
"AvgBytesPerSec" = dword:3E8
"BlockAlign" = dword:A
"BitsPerSample" = dword:0
"bSize" = dword:2
; Configure ACM_G729 Prefix
[HKEY_LOCAL_MACHINE\Drivers\BuiltIn\CODEC_G729]
"Prefix"="ACM"
"Dll"="g729.acm"
; Cofigure Codec Preference
The following example registry settings show the registry path and keys for defining the preferred codec.
[HKEY_LOCAL_MACHINE\Comm\RTC\Codec]
"PreferredAudioCodec"=dword:12 ; 0=pcmu, 12=729
"UsePreferredCodec"=dword:1