IPM_MEDIA

---

struct IPM_MEDIA_tag
{
   eIPM_MEDIA_TYPE eMediaType;
   union
   {
      IPM_PORT_INFO     PortInfo;      /* RTP Port Information   */
      IPM_CODER_INFO    CoderInfo;     /* Coder Information  */
      IPM_FAX_SIGNAL    FaxSignal;     /* Fax Signal Information  */
   }
} IPM_MEDIA, *PIPM_MEDIA; 

Description

This structure contains information about RTP / RTCP ports, coders, and fax signals. It is a parent structure of IPM_PORT_INFO, IPM_CODER_INFO, and IPM_FAX_SIGNAL. This structure is a child of the IPM_MEDIA_INFO structure which is used by the ipm_SetRemoteMediaInfo( ) and ipm_GetLocalMediaInfo( ) functions.

Field Descriptions

The fields of the IPM_MEDIA data structure are described as follows:

eMediaType

type of media used to start an IP session

The eIPM_MEDIA_TYPE data type is an enumeration which defines the following values:

• MEDIATYPE_REMOTE_RTP_INFO

  remote RTP port information

• MEDIATYPE_LOCAL_RTP_INFO

  local RTP port information

• MEDIATYPE_REMOTE_RTCP_INFO

  remote RTCP port information

• MEDIATYPE_LOCAL_RTCP_INFO

  local RTCP port information

• MEDIATYPE_REMOTE_CODER_INFO

  remote receive coder information

• MEDIATYPE_LOCAL_CODER_INFO

  local receive coder information

• MEDIATYPE_FAX_SIGNAL_INFO

  fax signal information to be transmitted towards IP during fax transmissions

• MEDIATYPE_LOCAL_UDPTL_T38_INFO

  local UDP packet T.38 information

• MEDIATYPE_REMOTE_UDPTL_T38_INFO

  remote UDP packet T.38 information

PortInfo

reference to RTP port information structure IPM_PORT_INFO

CoderInfo

reference to coder information structure IPM_CODER_INFO

FaxSignal

reference to fax signal structure IPM_FAX_SIGNAL

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