vx_graph.h File Reference

Implementation of Graph object. More...

Go to the source code of this file.

Data Structures
struct	tivx_graph_t
	The top level data for graph object. More...

Macros
#define	TIVX_DEFAULT_GRAPH_TIMEOUT   (TIVX_EVENT_TIMEOUT_WAIT_FOREVER)
	Default timeout value for graph level control event ACK waits. This is the default timeout value used within the following APIs. More...

Functions
int32_t	ownGraphGetFreeNodeIndex (vx_graph graph)
	Get next free node entry in graph. More...
vx_status	ownGraphAddNode (vx_graph graph, vx_node node, int32_t index)
	Add's a node to a graph. More...
vx_status	ownGraphAddSuperNode (vx_graph graph, tivx_super_node super_node)
	Add's a super node to a graph. More...
vx_status	ownGraphRemoveNode (vx_graph graph, vx_node node)
	Remove a node from a graph. More...
void	ownGraphTopologicalSort (tivx_graph_sort_context *context, vx_node *nodes, uint32_t num_nodes, vx_bool *has_cycle)
	Perform topological sort of graph nodes. More...
vx_uint32	ownGraphGetPipeDepth (vx_graph graph)
	Query the leaf nodes of the graph for their depth to find the total depth of the graph. More...
vx_bool	ownGraphCheckIsRefMatch (vx_graph graph, vx_reference ref1, vx_reference ref2)
	Abstracted check for checking if references match "vx_true_e" will be returned if references match or if references parent object matches. More...
void	ownGraphCheckContinuityOfSupernode (tivx_graph_sort_context *context, tivx_super_node super_node, uint32_t num_nodes, vx_bool *is_continuous)
	Perform topological sort of graph nodes. More...
void	ownGraphCheckSupernodeCycles (tivx_graph_sort_context *context, const vx_node *nodes, uint32_t num_nodes, vx_bool *has_cycle)
	Perform topological sort of graph nodes after supernodes have been inserted. More...
vx_status	ownGraphSuperNodeConfigure (vx_graph graph)
	Configure Supernode. More...
void	ownGraphSetReverify (vx_graph graph)
	Mark graph to be reverified.
tivx_data_ref_queue	ownGraphGetParameterDataRefQueue (vx_graph graph, vx_uint32 graph_parameter_index)
	If a data ref queue is associated with 'graph_parameter_index' return it. More...
vx_status	ownGraphAllocAndEnqueueObjDescForPipeline (vx_graph graph)
	Alloc and enqueue graph obj desc based on graph pipeline depth.
vx_status	ownGraphAllocForStreaming (vx_graph graph)
	Alloc objects for graph streaming.
vx_status	ownGraphVerifyStreamingMode (vx_graph graph)
	verify graph schedule mode with streaming
void	ownGraphFreeObjDesc (vx_graph graph)
	Free graph obj desc based allocated during ownGraphAllocAndEnqueueObjDescForPipeline()
void	ownGraphFreeStreaming (vx_graph graph)
	Free graph streaming objects.
vx_status	ownGraphCreateQueues (vx_graph graph)
	Create queues to maintain submitted graph desc and free graph desc.
void	ownGraphDeleteQueues (vx_graph graph)
	Delete queues created during ownGraphCreateQueues.
vx_status	ownGraphScheduleGraph (vx_graph graph, uint32_t num_schedule)
	Schedule a graph for execution 'num_schedule' times.
vx_status	ownGraphScheduleGraphWrapper (vx_graph graph)
	Wrapper for ownGraphScheduleGraph.
vx_bool	ownCheckGraphCompleted (vx_graph graph, uint32_t pipeline_id)
	Check if a previoulsy scehduled graph execution is complete. More...
vx_bool	ownGraphDoScheduleGraphAfterEnqueue (vx_graph graph, uint32_t graph_parameter_index)
	Check if a graph should be scheduled after a graph parameter has been enqueued. More...
vx_status	ownUpdateGraphPerf (vx_graph graph, uint32_t pipeline_id)
	Update graph performance.
void	ownGraphClearState (vx_graph graph, uint32_t pipeline_id)
	Graph execution state for given pipeline ID.
void	ownSetGraphState (vx_graph graph, uint32_t pipeline_id, vx_enum state)
	Set graph state for a given pipeline ID.
vx_status	ownGraphRegisterCompletionEvent (vx_graph graph, vx_uint32 app_value)
	Register event on graph completion.
vx_status	ownGraphRegisterParameterConsumedEvent (vx_graph graph, uint32_t graph_parameter_index, vx_uint32 app_value)
	Register event on graph parameter consumed.
void	ownSendGraphCompletedEvent (vx_graph graph)
	Send graph completion event if enabled.
vx_status	ownGraphParameterCheckValidEnqueueRef (vx_graph graph, uint32_t graph_parameter_index, vx_reference ref)
	Checks if 'ref' is valid ref that can be enqueued. More...
uint32_t	ownGraphGetNumSchedule (vx_graph graph)
	Counts number of enqueued 'refs' and returns number of times graph can be scheduled sucessfully. More...
vx_status	ownGraphValidatePipelineParameters (vx_graph graph)
	Checks for invalid pipelining conditions (see: TIOVX-726)
void	ownGraphDetectAndSetNumBuf (vx_graph graph)
	Sets buffers automatically if not already set (see: TIOVX-903)
vx_status VX_API_CALL	tivxSendUserGraphEvent (vx_graph graph, vx_uint32 app_value, const void *parameter)
	Sends user event to graph event queue.
vx_status VX_API_CALL	tivxWaitGraphEvent (vx_graph graph, vx_event_t *event, vx_bool do_not_block)
	Waits for user event from graph event queue.

Detailed Description

Implementation of Graph object.

Definition in file vx_graph.h.