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ppocr/data/imaug/ColorJitter.py

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+# copyright (c) 2020 PaddlePaddle Authors. All Rights Reserve.
+#
+# 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.
+from paddle.vision.transforms import ColorJitter as pp_ColorJitter
+
+__all__ = ["ColorJitter"]
+
+
+class ColorJitter(object):
+    def __init__(self, brightness=0, contrast=0, saturation=0, hue=0, **kwargs):
+        self.aug = pp_ColorJitter(brightness, contrast, saturation, hue)
+
+    def __call__(self, data):
+        image = data["image"]
+        image = self.aug(image)
+        data["image"] = image
+        return data