class_docstr: Input processor for object detection.
class_docstr_tok: ["Input","processor","for","object","detection","."]
code: def offset_x(self):
      return self._crop_offset_x
  
imports: from absl import logging
  import tensorflow
  import utils
  from pipeline import anchors
  from .None import preprocessor
  from .None import tf_example_decoder
label_desc: Use image node_id 7 for calling the DetectionInputProcessor obj's underlying member method code with example usage: obj.offset_x() and returns: self