{"draft":"draft-ietf-avt-avpf-ccm-10","doc_id":"RFC5104","title":"Codec Control Messages in the RTP Audio-Visual Profile with Feedback (AVPF)","authors":["S. Wenger","U. Chandra","M. Westerlund","B. Burman"],"format":["ASCII","HTML"],"page_count":"64","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"Audio\/Video Transport","abstract":"This document specifies a few extensions to the messages defined in\r\nthe Audio-Visual Profile with Feedback (AVPF).  They are helpful\r\nprimarily in conversational multimedia scenarios where centralized\r\nmultipoint functionalities are in use.  However, some are also\r\nusable in smaller multicast environments and point-to-point calls.\r\n\r\nThe extensions discussed are messages related to the ITU-T Rec. H.271\r\nVideo Back Channel, Full Intra Request, Temporary Maximum Media\r\nStream Bit Rate, and Temporal-Spatial Trade-off.  [STANDARDS-TRACK]","pub_date":"February 2008","keywords":["[--------]","real time protocol","real-time protocol","","itu-t rec. h271","video back channel","full intra request","temporary maximum media stream bit rate","temporal-spatial trade-off"],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":["RFC7728","RFC8082"],"see_also":[],"doi":"10.17487\/RFC5104","errata_url":null}