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CTI Video Support The CTI Video Support feature allows the TAPI Application to retrieve the multimedia capabilities of Line Devices. Applications that monitor devices use this information to answer or route video calls to video capable devices. TAPI shall expose a new structure DeviceMultiMediaCapability in Devspecific data of linedevcaps when applications issue a TSPI_LineGetDevCaps () API with Extension version 0x000D0000 or higher, on these line devices, Cisco TSP will fire SLDSMT_LINE_PROPERTY_CHANGED or CPDSMT_PHONE_PROPERTY_CHANGED_EVENT with param1= LPCT_DEVICE_MULTIMEDIACAP_INFO or PPCT_DEVICE_MULTIMEDIACAP_INFO to report Multimedia capability information change. A new structure, DeviceCallMultiMediaCapInfo, is introduced under CiscoLineDevSpecificMsg.h, which provides the information about calling and called party multimedia capabilities that is exposed in the devspecific data of LineGetCallInfo. Similarly, when the video capability of a calling/called of a Call changes, TSP fires LINE_CALLDEVSPECIFIC with param1= SLDSMT_LINECALLINFO_DEVSPECIFICDATA and param2= SLDST_DEVICE_VIDEO_CAP_INFO to report Multimedia capability information of the call Also, devspecific data of LineCallInfo contains two new fieldsCallingPartyMultiMediaCapBitMask and CalledPartyMultiMediaCapBitMask, which indicate the fields in the DeviceMultiMediaCapInfo with valid information. When the application makes a video call from one video enabled phone to another, the TSP fires LINE_CALLDEVSPECIFIC event with param1= SLDSMT_MULTIMEDIA_STREAMSDATA to report MultiMedia Streams information of the call. The Multimedia Streams information of the call is exposed in the Devspecific data of linecallinfo (As a part of VideoStreamInfo structure) when application issues TSPI_LineGetCallInfo() API with Extension version 0x000D0000 or higher. The following table describes the video capabilities provided by TAPI for currently supported devices. Supports Multimedia Streams Information Reports calling and called Multimedia Capabilities on call info (LineGetCallInfo) Supports Dynamic Video Capability Change SupportsInitialDevice Multimedia Capability Device Yes Yes Yes Yes 8945 (SIP) No Yes Yes Yes 8945 (SCCP) Yes Yes Yes Yes 9951, 9971(SIP) Yes Yes N/A Yes EX60/90 (SIP) Yes Yes N/A Yes CTS 500-32 (SIP) No Yes Yes Yes Jabber(CSF/softphone mode) (SIP) No Yes N/A N/A CTI RoutePoint (SCCP) No Yes N/A N/A CTI Port (SCCP) Cisco Unified TAPI Developers Guide for Cisco Unified Communications Manager, Release 15 and SUs 49 Features Supported by TSP CTI Video Support