Help Center/ Atlas 300 Application (Model 3000)/ Matrix API Reference/ Process Orchestration APIs/ Process Connection APIs (C++ Language)/ Graph::CreateGraph (Creating a Graph Based on the Configuration File)
Updated on 2022-03-13 GMT+08:00
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Graph::CreateGraph (Creating a Graph Based on the Configuration File)

Creates and starts the entire graph. This API supports the connection between graphs in a single configuration file rather than in different configuration files. This API is defined in graph.h.

It can be called only on the host or Ascend 310 RC.

Syntax

static HIAI_StatusT Graph::CreateGraph(const std::string& configFile)

Parameter Description

Parameter

Description

Value Range

configFile

Path of the graph configuration file.

Ensure that the transferred file path is correct.

A single configuration file supports a maximum of 2048 graphs. However, restricted by system resources, only several or dozens of graphs are supported based on different hardware configurations and graph sizes.

Return Value

For details about the returned error codes, see "Error Codes."

Error Codes

No.

Error Code

Description

1

HIAI_OK

The running is OK.

2

HIAI_GRAPH_GET_INSTANCE_NULL

A null instance is obtained.