hi_mpi_isp_set_pregamma_attr

Description

Sets the PreGamma attribute.

Prototype

hi_s32 hi_mpi_isp_set_pregamma_attr(hi_vi_pipe vi_pipe, const hi_isp_pregamma_attr *pregamma_attr)

Constraints

The PreGamma module is coupled with the DRC module. The PreGamma module takes effect only when the DRC module is enabled. The PreGamma module does not support ping-pong handover. The handover processing may cause image exceptions. This MPI is only used for debugging.

Parameters

Parameter

Input/Output

Description

vi_pipe

Input

VI pipe ID

Value range: [0, 8)

pregamma_attr

Input

PreGamma attribute

Returns

  • 0: success
  • Other values: failure. For details, see Error Codes.