Performs asynchronous callback.

It can be called after calling CreateAscendStream.

APP_ERROR AscendStream::LaunchCallBack(aclrtCallback fn, void* userData);

Parameter

Input/Output

Description

Input

Specifies the callback function to be added. Function prototype of the callback function:

typedef void (*aclrtCallback)(void *userData)

userData

Input

Parameter required by the callback function.

Data Structure	Description
APP_ERROR	For details about the returned error codes, see APP_ERROR Description.