class_docstr: Most basic decoder for the :class:`~ffcv.fields.RGBImageField`.
  
  It only supports dataset with constant image resolution and will simply read (potentially decompress) and pass the images as is.
class_docstr_tok: ["Most","basic","decoder","for","the",":","class",":","`","~ffcv.fields.RGBImageField","`",".","It","only","supports","dataset","with","constant","image","resolution","and","will","simply","read","(","potentially","decompress",")","and","pass","the","images","as","is","."]
code: def __init__(self):
      super().__init__()
  
imports: from abc import ABCMeta, abstractmethod
  from dataclasses import replace
  from typing import Optional, Callable, TYPE_CHECKING, Tuple, Type
  import cv2
  import numpy
  from numba.typed import Dict
  from PIL.Image import Image
  from .base import Field, ARG_TYPE
  from ..pipeline.operation import Operation
  from ..pipeline.state import State
  from ..pipeline.compiler import Compiler
  from ..pipeline.allocation_query import AllocationQuery
  from ..libffcv import imdecode, memcpy, resize_crop
label_desc: Use image node_id 1 to create a new SimpleRGBImageDecoder object from inherited base classes: Operation with example: obj = SimpleRGBImageDecoder()