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36 IP Media Server for HMP Demo Guide — July 2005
Demo Details
Device CVoiceDevice
• Handles voice device operations, such
as playing, recording, tone detection,
and tone generation
• Holds CVoiceStateMachine
Note: The public functions in this class
should only be accessed by classes
inside the Voice module.
Init( )
• Opens the voice device. If successful,
creates voice state machine.
Exit( )
• Deletes the voice state machine from the
voice device
• Closes voice device
ProcessEvent( )
• Processes voice device events
Connect( )
• Allows IP device to listen to its receiving
timeslot
Play( )
• Plays a vox file
OnPlayComplete( )
• Replays a vox file when it has finished
playing
Record( )
• Records voice to a vox file
GetDigits( )
• Retrieves DTMF digits
GetDigitCount( )
• Returns the number of retrieved DTMF
digits
GetDigitString( )
• Returns retrieved DTMF string
Connect( )
• Allows the voice device to listen to its
receiving timeslot
Disconnect( )
• Allows voice device to unlisten to its
receiving timeslot
GetStoppedReason( )
• Tells why a played voice file stops
GetDeviceHandle( )
• Returns voice device handle
GetXmitSlot( )
• Returns voice device transmit timeslot
SetReceiveSlot( )
• Sets voice device receiving timeslot
Table 8. Voice Module Classes (Continued)
Category Class Name Interface