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"""Tests for max_deeplab.""" |
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import tensorflow as tf |
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from deeplab2 import common |
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from deeplab2 import config_pb2 |
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from deeplab2.model.decoder import max_deeplab |
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def _create_max_deeplab_example_proto(num_non_void_classes=19): |
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semantic_decoder = config_pb2.DecoderOptions( |
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feature_key='feature_semantic', atrous_rates=[6, 12, 18]) |
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auxiliary_semantic_head = config_pb2.HeadOptions( |
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output_channels=num_non_void_classes, head_channels=256) |
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pixel_space_head = config_pb2.HeadOptions( |
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output_channels=128, head_channels=256) |
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max_deeplab_options = config_pb2.ModelOptions.MaXDeepLabOptions( |
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pixel_space_head=pixel_space_head, |
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auxiliary_semantic_head=auxiliary_semantic_head) |
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max_deeplab_options.auxiliary_low_level.add( |
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feature_key='res3', channels_project=64) |
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max_deeplab_options.auxiliary_low_level.add( |
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feature_key='res2', channels_project=32) |
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return config_pb2.ModelOptions( |
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decoder=semantic_decoder, max_deeplab=max_deeplab_options) |
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class MaXDeeplabTest(tf.test.TestCase): |
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def test_max_deeplab_decoder_output_shape(self): |
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num_non_void_classes = 19 |
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num_mask_slots = 127 |
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model_options = _create_max_deeplab_example_proto( |
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num_non_void_classes=num_non_void_classes) |
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decoder = max_deeplab.MaXDeepLab( |
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max_deeplab_options=model_options.max_deeplab, |
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ignore_label=255, |
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decoder_options=model_options.decoder) |
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input_dict = { |
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'res2': |
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tf.random.uniform([2, 17, 17, 256]), |
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'res3': |
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tf.random.uniform([2, 9, 9, 512]), |
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'transformer_class_feature': |
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tf.random.uniform([2, num_mask_slots, 256]), |
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'transformer_mask_feature': |
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tf.random.uniform([2, num_mask_slots, 256]), |
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'feature_panoptic': |
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tf.random.uniform([2, 17, 17, 256]), |
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'feature_semantic': |
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tf.random.uniform([2, 5, 5, 2048]) |
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} |
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resulting_dict = decoder(input_dict) |
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self.assertListEqual( |
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resulting_dict[common.PRED_SEMANTIC_LOGITS_KEY].shape.as_list(), |
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[2, 17, 17, 19]) |
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self.assertListEqual( |
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resulting_dict[ |
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common.PRED_PIXEL_SPACE_NORMALIZED_FEATURE_KEY].shape.as_list(), |
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[2, 17, 17, 128]) |
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self.assertListEqual( |
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resulting_dict[ |
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common.PRED_TRANSFORMER_CLASS_LOGITS_KEY].shape.as_list(), |
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[2, num_mask_slots, num_non_void_classes + 1]) |
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self.assertListEqual( |
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resulting_dict[common.PRED_PIXEL_SPACE_MASK_LOGITS_KEY].shape.as_list(), |
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[2, 17, 17, num_mask_slots]) |
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if __name__ == '__main__': |
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tf.test.main() |
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