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Add documentation about Sound Manager and Audio Manager architecture
[staging/soundmanager.git] / doc / parts / seq_connectsoundroute.svg
diff --git a/doc/parts/seq_connectsoundroute.svg b/doc/parts/seq_connectsoundroute.svg
new file mode 100644 (file)
index 0000000..a3c392a
--- /dev/null
+++ b/doc/parts/seq_connectsoundroute.svg
@@ -0,0 +1,145 @@
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+@startuml\r
+hide footbox\r
+\r
+'skinparam defaultFontSize 10\r
+skinparam backgroundColor #EEEBDC\r
+skinparam sequenceGroupHeaderFontSize 12\r
+\r
+skinparam sequence {\r
+    ArrowColor black\r
+\r
+    ActorBorderColor black\r
+\r
+    LifeLineBorderColor #404040\r
+    LifeLineBackgroundColor #404040\r
+       \r
+    ParticipantBorderColor black\r
+    ParticipantBackgroundColor #00FF00\r
+    ParticipantFontSize 12\r
+    ParticipantFontColor black\r
+\r
+    ActorBackgroundColor #FFFACD\r
+    ActorFontColor black\r
+    ActorFontSize 12\r
+\r
+\r
+    BoxBorderColor #deb887\r
+    BoxFontSize 12\r
+    TitleFontSize 20\r
+}\r
+\r
+\r
+actor Application as AP\r
+participant SoundManager as SM\r
+box "CommandPlugIn" #EEEBDC\r
+    participant IAmCommandSend as CS\r
+end box\r
+box "Audio Manager Daemon" #EEEBDC\r
+    participant IAmCommandReceiver as CR\r
+    participant AudioManager as AM\r
+    participant IAmRoutingReceive as RR\r
+end box\r
+box "RoutingPlugIn" #EEEBDC\r
+    participant IAmRoutingSend as RS\r
+end box\r
+actor "Audio Domain" as AD\r
+\r
+AM -> CS : cbMainConnectionStateChanged(\n      CS_CONNECTING)\r
+activate AM #00FF00\r
+activate CS #00FF00\r
+\r
+CS -> SM : signal("MmainConnectionChanged (\n     CS_CONECTING)")\r
+activate SM #00FF00\r
+CS - -> AM\r
+deactivate CS\r
+SM -> AP : event [mainConnectionChanged (\n     CS_CONECTING)]\r
+activate AP #00FF00\r
+deactivate SM\r
+\r
+deactivate AP\r
+\r
+\r
+note right of RR\r
+    Audio Manager Policy decides this main\r
+    connection have to be established.\r
+    At the beginning of sequence Audio Manager\r
+    should inform cbMainConnectionStateChanged\r
+    (CS_CONNECTING) to indicated pre-information\r
+    of establishment.\r
+end note\r
+\r
+AM -> RS : asyncConnect()\r
+activate RS #00FF00\r
+\r
+RS-> AD : asyncConnect()\r
+\r
+activate AD #00FF00\r
+deactivate AD\r
+RS - -> AM\r
+deactivate RS\r
+deactivate AM\r
+\r
+activate AD #00FF00\r
+AD -> AD : setAudioMode()\r
+activate AD #00FF00\r
+deactivate AD\r
+AD -> RS : ackConnect()\r
+activate RS #00FF00\r
+deactivate AD\r
+\r
+RS -> RR : ackConnect()\r
+activate RR #00FF00\r
+|||\r
+RR -> AM\r
+activate AM #00FF00\r
+\r
+RR - -> RS\r
+deactivate RR\r
+deactivate RS\r
+\r
+AM -> RS : asyncConnect()\r
+activate RS #00FF00\r
+\r
+note left of CR\r
+    Audio Manager have to know that Application\r
+    certainly start preparing sound route, and wait\r
+    proceeding until Application return feedback.\r
+    Main reason is to make sure that entire sound route\r
+    is established before connection state transite to\r
+    next phase. Otherwise it is possible for Application to\r
+    face the problem that ALSA virtual device cannot be\r
+    opened after connection state is changed.\r
+end note\r
+\r
+RS -> SM : asyncConnect()\r
+activate SM #00FF00\r
+SM -> AP : event [asyncConnect]\r
+activate AP #00FF00\r
+deactivate AP\r
+RS - -> AM\r
+deactivate RS\r
+SM -> RS : ackConnect()\r
+activate RS #00FF00\r
+\r
+AM -> CS : cbMainConnectionStateChanged(\n    CS_SUSPENDED)\r
+activate CS #00FF00\r
+|||\r
+CS - -> AM\r
+deactivate CS\r
+deactivate AM\r
+RS- ->SM\r
+deactivate RS\r
+deactivate SM\r
+@enduml\r
+
+PlantUML version 1.2017.16beta5(Unknown compile time)
+(GPL source distribution)
+Java Runtime: Java(TM) SE Runtime Environment
+JVM: Java HotSpot(TM) 64-Bit Server VM
+Java Version: 1.7.0_25-b15
+Operating System: Linux
+Default Encoding: UTF-8
+Language: en
+Country: US
+--></g></svg>
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Sound Manager provides Abstract API of Audio Manager Interface and service binding implementation of AppFW. This is based on the architecture proposed by ADIT in San Jose F2F meeting