Rgb2GrayPreProcessor

class maze.core.wrappers.observation_preprocessing.preprocessors.rgb2gray.Rgb2GrayPreProcessor(observation_space: gym.spaces.Box, rgb_dim: int)

An rgb-to-gray-scale conversion pre-processor.

Parameters

• observation_space – The observation space to pre-process.

• rgb_dim – Dimension of the rgb channels.

process(observation: numpy.ndarray) → numpy.ndarray

(overrides PreProcessor)

implementation of PreProcessor interface

processed_shape() → Tuple[int, …]

(overrides PreProcessor)

implementation of PreProcessor interface

processed_space() → gym.spaces.Box

(overrides PreProcessor)

implementation of PreProcessor interface