Multimedia telephony over IP Multimedia Subsystem (IMS); Media handling aspects of multi-stream multiparty conferencing for Multimedia Telephony Service for IMS (MTSI)
The Technical Report provides a study on the media handling aspects of Multi-stream Multiparty Conferencing for MTSI. The study focuses on enabling
• support to receive multi-stream audio/video at the terminals in a multiparty conferencing,
• support for at least two video contents, e.g. one main and one presentation,
• talker ID provisioning,
• compatibility with MTSI TS 26.114 and GSMA IR.94 (Video over LTE) [22] and GSMA IR.92 (VoLTE) [21], and
• applicability to both mobile and fixed access terminals
High-level use cases along with current limitations and recommendations are documented in the present document.