hi_mpi_vi_get_pipe_attr

Applicability

Product

Supported

Atlas 350 Accelerator Card

Atlas A3 training product / Atlas A3 inference product

Atlas A2 training product / Atlas A2 inference product

Atlas 200I/500 A2 inference product

Atlas inference product

Atlas training product

Function Description

Obtains the attributes of a VI pipe.

Prototype

hi_s32 hi_mpi_vi_get_pipe_attr(hi_vi_pipe vi_pipe, hi_vi_pipe_attr *pipe_attr)

Parameters

Parameter

Input/Output

Description

vi_pipe

Input

Pipe ID.

Value range: [0, 12)

pipe_attr

Input

Pointer to the pipe attribute structure.

Static attributes.

Returns

Restrictions

  • This API can be called only after a VI pipe is created by calling hi_mpi_vi_create_pipe.
  • The pipe attributes must be valid, and some static attributes cannot be dynamically set. For details, see hi_vi_pipe_attr.

See Also

For details about the API call sequence, see Video Data Obtaining.