Session Initialization

Table of Contents

• Initialization
  • Reaching Runlevel System
  • Reaching Runlevel Session
  • Reaching Runlevel Streaming Graph
  • Reaching Micro Runlevel Filter Graph Constructed
  • Reaching Micro Runlevel Filter Graph Initialized
  • Reaching Runlevel Filter Graph
  • Reaching Runlevel Running
• Deinitialization
  • Leaving Runlevel Running
  • Leaving Runlevel Filter Graph
  • Leaving Micro Runlevel Filter Graph Initialized
  • Leaving Micro Runlevel Filter Graph Constructed
  • Leaving Runlevel Streaming Graph
  • Leaving Runlevel Session
  • Leaving Runlevel System

Initialization

Reaching Runlevel System

Runtime

• All services for the given Runlevel RL_System are instantiated and initialized (via a call to ServiceInit) in the order in which they are specified in the ADTF System file
• Reaching RL_System

Reaching Runlevel Session

Runtime

• Leaving RL_System
• All services for the given Runlevel RL_Session are instantiated and initialized (via a call to ServiceInit) in the order in which they are specified in the ADTF System file
• Reaching RL_Session

Reaching Runlevel Streaming Graph

Runtime

• Leaving RL_Session
• Reaching RL_StreamingGraph
• All services for the given Runlevel RL_StreamingGraph are instantiated and initialized (via a call to ServiceInit) in the order in which they are specified in the ADTF System file

Streaming Graph

• All Streaming Services (Sinks and Sources) in the Streaming Graph as a Top-Level Graph are instantiated They are set to State_Constructed while adding it to the Streaming Graph
• Reaching State_Constructed

Reaching Micro Runlevel Filter Graph Constructed

Runtime

• Leaving RL_StreamingGraph
• Reaching MRL_FilterGraphConstructed

Filter Graph

• The embedded Filter Graph is instantiated
• All Graph Objects of the Filter Graph (Sinks, Sources, Filters and Active Runners) are instantiated and constructed
  - Streaming Services are set to state State_Constructed
  - Filters are set to state State_Constructed via a call to Init(StageFirst).
• Reaching State_Constructed

Reaching Micro Runlevel Filter Graph Initialized

Runtime

• Leaving MRL_FilterGraphConstructed
• Reaching MRL_FilterGraphInitialized

Filter Graph

• Leaving State_Constructed
• All Streaming Services of the Filter Graph stay in State_Constructed
• All Filters of the main and all SubGraphs are initialized to State_Initialized via a call to Init(StageNormal).
• Reaching State_Initialized

Reaching Runlevel Filter Graph

Runtime

• Leaving MRL_FilterGraphInitialized
• All services for the given Runlevel RL_FilterGraph are instantiated and initialized (via a call to ServiceInit) in the order in which they are specified in the ADTF System file
• Reaching RL_FilterGraph

Streaming Graph Sources

• Leaving State_Constructed
• All Streaming Sources in the Streaming Graph as a Top-Level Graph are set to State_Initialized

Filter Graph

• Leaving State_Initialized
• All connections are established
• All Streaming Sources of the Filter Graph are set to state State_Initialized
• All Filters of the main and all SubGraphs are initialized to State_Ready via a call to Init(StageGraphReady).
• All Streaming Sinks of the Filter Graph are set to state State_Initialized
• Reaching State_Ready

Streaming Graph Sinks

• All Streaming Sinks in the Streaming Graph as a Top-Level Graph are set to State_Initialized
• Reaching State_Initialized

Reaching Runlevel Running

Runtime

• Leaving RL_FilterGraph
• All services for the given Runlevel RL_Running are instantiated and initialized (via a call to ServiceInit)
• Reaching RL_Running

Streaming Graph Sinks

• leaving State_Initialized
• All Streaming Sinks of the Streaming Graph as a Top-Level Graph are set to state State_Streaming

Filter Graph

• Leaving State_Ready
• All Streaming Sinks of the main and all SubGraphs are set to state State_Streaming
• All Filter Filters of the main and all SubGraphs are set to state State_Running via a call to Start().
• All Active Runners of the main and all SubGraphs are activated
• All Streaming Sources of the main and all SubGraphs are set to state State_Streaming
• Reaching State_Running

Streaming Graph Sources

• All Streaming Sources of the Streaming Graph as a Top-Level Graph are set to state State_Streaming
• Reaching State_Streaming

Deinitialization

Leaving Runlevel Running

Streaming Graph Sources

• Leaving State_Streaming
• All Streaming Sources of the Streaming Graph as a Top-Level Graph are set to state State_Initialized

Filter Graph

• Leaving State_Running
• All Streaming Sources of the main and all SubGraphs are set to state State_Initialized
• All Active Runners of the main and all SubGraphs are stopped and deactivated
• All Filter Filters of the main and all SubGraphs are set to state State_Ready via a call to Stop().
• All Streaming Sinks of the main and all SubGraphs are set to state State_Initialized
• Reaching State_Ready

Streaming Graph Sinks

• All Streaming Sinks of the Streaming Graph as a Top-Level Graph are set to state State_Initialized
• Leaving State_Initialized

Runtime

• Leaving RL_Running
• All services for the given Runlevel RL_Running are shutdown and destroyed
• Reaching RL_FilterGraph

Leaving Runlevel Filter Graph

Streaming Graph Sinks

• Leaving State_Initialized
• All Streaming Sinks of the Streaming Graph as a Top-Level Graph are set to state State_Constructed

Filter Graph

• Leaving State_Ready
• All Streaming Sinks of the main and all SubGraphs are set to state State_Constructed
• All Filter Filters of the main and all SubGraphs are set to state State_Initialized via a call to Shutdown(StageGraphReady).
• All Streaming Sources of the main and all SubGraphs are set to state State_Constructed
• All connections are destroyed
• Reaching State_Initialized

Runtime

• Leaving RL_FilterGraph
• All services for the given Runlevel RL_FilterGraph are shutdown and destroyed
• Reaching MRL_FilterGraphInitialized

Leaving Micro Runlevel Filter Graph Initialized

Filter Graph

• Leaving State_Initialized
• All Streaming Services stay in state State_Constructed
• All Filter Filters of the main and all SubGraphs are set to state State_Constructed via a call to Shutdown(StageNormal).
• Reaching State_Constructed

Runtime

• Leaving MRL_FilterGraphInitialized
• Reaching MRL_FilterGraphConstructed

Leaving Micro Runlevel Filter Graph Constructed

Filter Graph

• Leaving State_Constructed
• All Graph Objects (Sinks, Sources, Runners, Filters) are destroyed
• The Filter Graph is destroyed

Streaming Graph Sources

• All Streaming Sinks of the Streaming Graph as a Top-Level Graph are set to state State_Constructed
• Reaching State_Constructed

Runtime

• Leaving MRL_FilterGraphConstructed
• Reaching RL_StreamingGraph

Leaving Runlevel Streaming Graph

Streaming Graph

• All Streaming Services (Sinks and Sources) in the Streaming Graph as a Top-Level Graph are set to State_Shutdown
• All Streaming Services (Sinks and Sources) in the Streaming Graph as a Top-Level Graph are destroyed
• The Streaming Graph is destroyed

Runtime

• Leaving RL_StreamingGraph
• All services for the given Runlevel RL_StreamingGraph are shutdown and destroyed
• Reaching RL_Session

Leaving Runlevel Session

Runtime

• Leaving RL_Session
• All services for the given Runlevel RL_Session are shutdown and destroyed
• Reaching RL_System

Leaving Runlevel System

Runtime

• Leaving RL_System
• All services for the given Runlevel RL_System are shutdown and destroyed