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| # Copyright 2017 The TensorFlow 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. | |
| # ============================================================================== | |
| """Tests for matcher_builder.""" | |
| import tensorflow.compat.v1 as tf | |
| from google.protobuf import text_format | |
| from object_detection.builders import matcher_builder | |
| from object_detection.matchers import argmax_matcher | |
| from object_detection.protos import matcher_pb2 | |
| from object_detection.utils import test_case | |
| from object_detection.utils import tf_version | |
| if tf_version.is_tf1(): | |
| from object_detection.matchers import bipartite_matcher # pylint: disable=g-import-not-at-top | |
| class MatcherBuilderTest(test_case.TestCase): | |
| def test_build_arg_max_matcher_with_defaults(self): | |
| matcher_text_proto = """ | |
| argmax_matcher { | |
| } | |
| """ | |
| matcher_proto = matcher_pb2.Matcher() | |
| text_format.Merge(matcher_text_proto, matcher_proto) | |
| matcher_object = matcher_builder.build(matcher_proto) | |
| self.assertIsInstance(matcher_object, argmax_matcher.ArgMaxMatcher) | |
| self.assertAlmostEqual(matcher_object._matched_threshold, 0.5) | |
| self.assertAlmostEqual(matcher_object._unmatched_threshold, 0.5) | |
| self.assertTrue(matcher_object._negatives_lower_than_unmatched) | |
| self.assertFalse(matcher_object._force_match_for_each_row) | |
| def test_build_arg_max_matcher_without_thresholds(self): | |
| matcher_text_proto = """ | |
| argmax_matcher { | |
| ignore_thresholds: true | |
| } | |
| """ | |
| matcher_proto = matcher_pb2.Matcher() | |
| text_format.Merge(matcher_text_proto, matcher_proto) | |
| matcher_object = matcher_builder.build(matcher_proto) | |
| self.assertIsInstance(matcher_object, argmax_matcher.ArgMaxMatcher) | |
| self.assertEqual(matcher_object._matched_threshold, None) | |
| self.assertEqual(matcher_object._unmatched_threshold, None) | |
| self.assertTrue(matcher_object._negatives_lower_than_unmatched) | |
| self.assertFalse(matcher_object._force_match_for_each_row) | |
| def test_build_arg_max_matcher_with_non_default_parameters(self): | |
| matcher_text_proto = """ | |
| argmax_matcher { | |
| matched_threshold: 0.7 | |
| unmatched_threshold: 0.3 | |
| negatives_lower_than_unmatched: false | |
| force_match_for_each_row: true | |
| use_matmul_gather: true | |
| } | |
| """ | |
| matcher_proto = matcher_pb2.Matcher() | |
| text_format.Merge(matcher_text_proto, matcher_proto) | |
| matcher_object = matcher_builder.build(matcher_proto) | |
| self.assertIsInstance(matcher_object, argmax_matcher.ArgMaxMatcher) | |
| self.assertAlmostEqual(matcher_object._matched_threshold, 0.7) | |
| self.assertAlmostEqual(matcher_object._unmatched_threshold, 0.3) | |
| self.assertFalse(matcher_object._negatives_lower_than_unmatched) | |
| self.assertTrue(matcher_object._force_match_for_each_row) | |
| self.assertTrue(matcher_object._use_matmul_gather) | |
| def test_build_bipartite_matcher(self): | |
| if tf_version.is_tf2(): | |
| self.skipTest('BipartiteMatcher unsupported in TF 2.X. Skipping.') | |
| matcher_text_proto = """ | |
| bipartite_matcher { | |
| } | |
| """ | |
| matcher_proto = matcher_pb2.Matcher() | |
| text_format.Merge(matcher_text_proto, matcher_proto) | |
| matcher_object = matcher_builder.build(matcher_proto) | |
| self.assertIsInstance(matcher_object, | |
| bipartite_matcher.GreedyBipartiteMatcher) | |
| def test_raise_error_on_empty_matcher(self): | |
| matcher_text_proto = """ | |
| """ | |
| matcher_proto = matcher_pb2.Matcher() | |
| text_format.Merge(matcher_text_proto, matcher_proto) | |
| with self.assertRaises(ValueError): | |
| matcher_builder.build(matcher_proto) | |
| if __name__ == '__main__': | |
| tf.test.main() | |