OpenHarmonyBluetoothAvrcp调试指南1概述AVRCP(Audio/VideoRemoteControlProfile)，音视频远程控制协议。该Profile定义了AV/C数字命令控制集。命令和信息通过AVCTP(Audio/VideoControlTransportProtocol)协议进行传输。浏览功能通过AVCTP的第二个channel而不是A
C1–MandatoryifTargetsupportsCategory1,Optionalotherwise
C2–MandatoryifdevicesupportsMetadataAttributesforCurrentMediaItem,Optionalotherwise
C3–MandatorytosupportatleastoneCategory
C4–MandatoryifCategory2supported,Excludedotherwise
C5–MandatoryifTargetsupportsCategory1orCategory3,Optionalotherwise
C6–MandatoryifBrowsing(item18)issupported,optionalotherwise
C7–OptionalifCategory1or3,orBrowsingissupported,Excludedotherwise
C8–Mandatoryifanyofitems10–20.1aresupported,Excludedotherwise
X–Excluded
C9–MandatoryifMediaPlayerSelectionorBrowsingissupported,Optionalotherwise.
C10–MandatoryifCategory1or3,orBrowsingissupported,Optionalotherwise.
播放、暂停、上下首切歌等控制命令
TG回复支持的EVENTID
需要同时打开ct和tgfeature
打开AVSession宏配置
AVSession简介
媒体会话交互过程
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