#   Copyright (c) 2020 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# TODO: define specitial functions used in computer vision task  
# __all__ = ['affine_channel',
#            'affine_grid',
#            'anchor_generator',
#            'bipartite_match',
#            'box_clip',
#            'box_coder',
#            'box_decoder_and_assign',
#            'collect_fpn_proposals',
#            'deformable_conv',
#            'deformable_roi_pooling',
#            'density_prior_box',
#            'detection_output',
#            'distribute_fpn_proposals',
#            'fsp_matrix',
#            'generate_mask_labels',
#            'generate_proposal_labels',
#            'generate_proposals',
#            'grid_sampler',
#            'image_resize',
#            'image_resize_short',
#            'multi_box_head',
#            'pixel_shuffle',
#            'prior_box',
#            'prroi_pool',
#            'psroi_pool',
#            'resize_bilinear',
#            'resize_nearest',
#            'resize_trilinear',
#            'retinanet_detection_output',
#            'retinanet_target_assign',
#            'roi_align',
#            'roi_perspective_transform',
#            'roi_pool',
#            'shuffle_channel',
#            'space_to_depth',
#            'yolo_box',
#            'yolov3_loss']