############################################################## # Copyright (c) 2018-present, Facebook, Inc. # All rights reserved. # # This source code is licensed under the license found in the # LICENSE file in the root directory of this source tree. ############################################################## from __future__ import absolute_import from __future__ import division from __future__ import print_function from __future__ import unicode_literals from datasets import json_dataset from utils import blob as blob_utils import roi_data.fast_rcnn import logging logger = logging.getLogger(__name__) class GenerateProposalLabelsOp(object): def forward(self, inputs, outputs): # During training we reuse the data loader code. We populate roidb # entries on the fly using the rois generated by RPN. # im_info: [[im_height, im_width, im_scale], ...] rois = inputs[0].data roidb = blob_utils.deserialize(inputs[1].data) im_info = inputs[2].data im_scales = im_info[:, 2] output_blob_names = roi_data.fast_rcnn.get_fast_rcnn_blob_names() json_dataset.add_proposals(roidb, rois, im_scales) blobs = {k: [] for k in output_blob_names} roi_data.fast_rcnn.add_fast_rcnn_blobs(blobs, im_scales, roidb) for i, k in enumerate(output_blob_names): blob_utils.py_op_copy_blob(blobs[k], outputs[i])