IRTCClient::SendDTMF (Windows CE 5.0)
This method sends a Dual-Tone Multi-Frequency (DTMF) tone to the active session and plays a feedback tone to the RTC default audio device.
Note This method should be called when a dialpad button is pressed.
HRESULT SendDTMF(RTC_DTMFenDTMF);
Parameters
- enDTMF
[in] An RTC_DTMF enumeration value specifying the DTMF to send.
Return Values
This method can return an RTC_E_ constant.
Remarks
The RTC Client API only supports sending DTMF to the active session.
There is no mechanism for the application to receive DTMF.
Requirements
OS Versions: Windows CE .NET 4.0 and later.
Header: Rtccore.h, Rtccore.idl.
Link Library: Uuid.lib.
See Also
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