vpc_get_lut_mem_size

Product	Supported
Ascend 950PR/Ascend 950DT	√
Atlas A3 training products/Atlas A3 inference products	√
Atlas A2 training products/Atlas A2 inference products	√
Atlas training products	x
Atlas inference products	x
Atlas 200I/500 A2 inference products	√

Obtains the memory size required by the pixel position remapping LUT based on the width and height of the output image.

C Prototype

hi_s32 hi_mpi_vpc_get_lut_mem_size(hi_u32 width, hi_u32 height, hi_u32 *lut_size)

Python Function

lut_size, ret = acl.himpi.vpc_get_lut_mem_size(width, height)

Parameter	Description
width	Int, output image width.
height	Int, output image height.

Return Value	Description
lut_size	Int, memory size of the pixel position remapping LUT, in bytes.
ret	Int, error code. 0 indicates success. Other values indicate failure. For details, see VPC Return Codes.

When this API is called, the value of width × height ranges from 10 × 6 to 4096 × 8192.

Parent topic: VPC APIs