:mod:`blueoil.datasets.pascalvoc_base`
======================================

.. py:module:: blueoil.datasets.pascalvoc_base


Module Contents
---------------

Classes
~~~~~~~

.. autoapisummary::

   blueoil.datasets.pascalvoc_base.PascalvocBase



.. py:class:: PascalvocBase(subset='train', batch_size=10, skip_difficult=True, *args, **kwargs)

   Bases: :class:`blueoil.datasets.base.ObjectDetectionBase`

   Dataset base class

   .. attribute:: _cache
      

      

   .. attribute:: default_classes
      :annotation: = ['aeroplane', 'bicycle', 'bird', 'boat', 'bottle', 'bus', 'car', 'cat', 'chair', 'cow', 'diningtable', 'dog', 'horse', 'motorbike', 'person', 'pottedplant', 'sheep', 'sofa', 'train', 'tvmonitor']

      

   .. attribute:: classes
      :annotation: = []

      

   .. attribute:: num_classes
      

      

   .. attribute:: available_subsets
      

      

   .. attribute:: extend_dir
      

      

   .. method:: count_max_boxes(cls, skip_difficult=True)
      :classmethod:

      Count max boxes size over all subsets.


   .. method:: num_max_boxes(self)
      :property:

      Return count max box size of available subsets.


   .. method:: num_per_epoch(self)
      :property:

      Returns the number of datas in the data subset.


   .. method:: _get_boxes_from_annotation(self, xml_file)

      Get gt boxes list from annotation object.

      :param xml_file: file name for bounding box annotation xml

      :returns: gt boxes list [[x, y, w, h, class_id]].
      :rtype: list


   .. method:: _annotation_file_from_image_id(self, image_id)

      Return annotation xml file path.


   .. method:: _image_file_from_image_id(self, image_id)

      Return image file name of a image.


   .. method:: _gt_boxes_from_image_id(self, image_id)

      Return gt boxes list ([[x, y, w, h, class_id]]) of a image.


   .. method:: _image_ids(self, data_type=None)

      Get image ids in data_type, classes.


   .. method:: _all_image_ids(self, data_type=None, is_debug=False)

      Get all image ids in data_type.


   .. method:: _files_and_annotations(self)
      :abstractmethod:


   .. method:: _init_files_and_annotations(self)

      Init files and gt_boxes list, Cache these.


   .. method:: __getitem__(self, i)

      Returns the i-th item of the dataset.


   .. method:: __len__(self)

      returns the number of items in the dataset.