GPipelinePtr pipeline = GPipelineFactory::create();

GElementPtr a, b, c, d = nullptr;

CStatus status = pipeline->registerGElement<MyNode1>(&a, {}, "nodeA");

status += pipeline->registerGElement<MyNode2>(&b, {a}, "nodeB", 3);

status += pipeline->registerGElement<MyNode1>(&c, {a}, "nodeC", 3);

status += pipeline->registerGElement<MyNode2>(&d, {b, c}, "nodeD");

if (!status.isOK()) {

std::cout << status.getInfo() << std::endl;

return; // 使用时，请对所有CGraph接口的返回值做判定。今后tutorial例子中省略该操作。

}

status += pipeline->init();

CGRAPH_ECHO("pipeline async run, BEGIN.");

auto result = pipeline->asyncRun();

CGRAPH_SLEEP_MILLISECOND(2600)

CGRAPH_ECHO("pipeline async run, YIELD.");

status += pipeline->yield(); // 暂停执行，保留当前pipeline内部所有参数信息和状态信息

CGRAPH_SLEEP_MILLISECOND(7200)

CGRAPH_ECHO("pipeline async run, RESUME after 7200ms.");

status += pipeline->resume(); // 暂停一段时间后，恢复执行

result.wait(); // 等待pipeline异步执行结束

pipeline->destroy();

GPipelineFactory::remove(pipeline);