【正文】 ......................................................................17 接口要求 .........................................................................................................................................................1 協(xié)議要求 .........................................................................................................................................1 終端與服務(wù)器的交互消息要求 .....................................................................................................1 RTSP協(xié)議消息要求 ................................................................................................................1 RTSP報(bào)頭要求 ........................................................................................................................1 SDP參數(shù)要求 ..........................................................................................................................1 MIME參數(shù)要求 ........................................................................................................................1 URL參數(shù)要求 ..........................................................................................................................1 下載 URL及參數(shù)選項(xiàng)定義 .............................................................................................1 流媒體 URL及參數(shù)選項(xiàng)定義 .........................................................................................1 URL中參數(shù)缺省的情況 ..................................................................................................1 用戶(hù)代理（User Agent）參數(shù)要求 .....................................................................................1 RTCP協(xié)議消息要求 ................................................................................................................1 終端如何區(qū)別直播和點(diǎn)播 .....................................................................................................1 錯(cuò)誤代碼的終端提示信息 .....................................................................................................18 硬件要求 .........................................................................................................................................................1 本地回放能力要求 .........................................................................................................................1 處理能力要求 .................................................................................................................................1 內(nèi)存要求 .........................................................................................................................................1 顯示要求 .........................................................................................................................................1 音頻要求 .........................................................................................................................................1 電源要求 .........................................................................................................................................19 其他要求 .........................................................................................................................................................12 / 39 對(duì)外部事件響應(yīng)的要求 .................................................................................................................1 普通電話/可視電話呼入 .......................................................................................................1 收到 SMS/MMS/WAP PUSH........................................................................................................1 本機(jī)異常事件 .........................................................................................................................1 其他異常事件 .........................................................................................................................1 可選功能要求 .................................................................................................................................1 基于 HTTP的漸進(jìn)式下載 .......................................................................................................1 SMIL參數(shù)要求 ........................................................................................................................1 內(nèi)容自適應(yīng)功能 .....................................................................................................................1 OMA DL斷點(diǎn)續(xù)傳功能 ............................................................................................................110 編制歷史 .................................................................................................................................................1附錄 A播放器的界面要求 .....................................................................................................................................1 設(shè)計(jì)原則 ..................................................................................................................................................1 觸摸屏用戶(hù) ..............................................................................................................................................1 ......................................................................................................................................1 鍵盤(pán)用戶(hù) ..................................................................................................................................................1 ......................................................................................................................................1附錄 B多碼率媒體流的 SDP文件示例 .................................................................................................................1附錄 C通過(guò) SET_PARAMETER發(fā)起速率切換的消息示例 .....................................................................................1附錄 D 業(yè)務(wù)操作與 RTSP消息的對(duì)應(yīng)關(guān)系 ..........................................................................................................13 / 39前 言本規(guī)范在《中國(guó)移動(dòng) GSM/GPRS 終端技術(shù)規(guī)范》和《中國(guó)移動(dòng) WCDMA/GSM 雙模終端總體功能及技術(shù)要求》的基礎(chǔ)上，規(guī)定了中國(guó)移動(dòng)通信有限公司流媒體單播和音視頻下載業(yè)務(wù)在終端部分的要求，包括功能要求、接