Call control and message functions

Use the following functions to monitor calls and send messages to the remote terminal:

Function

Description

h324_h223SkewIndication

Sends an H.223 skew indication to the terminal.

h324FormatEvent

Formats an H.324M event into a string for print diagnostics.

h324ModifyOutVideoChannelParam

Closes an existing video logical channel and then re-opens the channel with user-supplied logical channel parameters.

h324PassthruDTMFMode

Sets the DTMF mode and payload IF for RFC 2833 DTMF events sent on a pass-through channel.

h324PassthruPlayRFC2833

Plays an application-provided RFC 2833 DTMF event onto the IP network in RTP encapsulation.

h324RoundTripDelay

Sends a round trip delay message to the remote terminal.

h324SubmitEvent

Submits Natural Access events from the event queue to the H.324M Middleware.

h324UserIndication

Sends a user indication (UII H.245) message to the terminal.

h324VendorIDIndication

Sends a vendor ID indication to the remote terminal.

h324VideoFastUpdate

Sends a video fast update message to the remote terminal.

h324VideoTemporalSpatialTradeoff

Sends a VideoTemporalSpatialTradeoff message to the remote terminal.