mmcv.image.lut_transform

mmcv.image.lut_transform(img, lut_table)

Transform array by look-up table.

The function lut_transform fills the output array with values from the look-up table. Indices of the entries are taken from the input array.

参数

• img (ndarray) – Image to be transformed.

• lut_table (ndarray) – look-up table of 256 elements; in case of multi-channel input array, the table should either have a single channel (in this case the same table is used for all channels) or the same number of channels as in the input array.

返回

The transformed image.

返回类型

ndarray