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diff --git a/media/libstagefright/wifi-display/sink/LinearRegression.h b/media/libstagefright/wifi-display/sink/LinearRegression.h
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-/*
- * Copyright 2012, The Android Open Source Project
- *
- * 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.
- */
-
-#ifndef LINEAR_REGRESSION_H_
-
-#define LINEAR_REGRESSION_H_
-
-#include <sys/types.h>
-#include <media/stagefright/foundation/ABase.h>
-
-namespace android {
-
-// Helper class to fit a line to a set of points minimizing the sum of
-// squared (orthogonal) distances from line to individual points.
-struct LinearRegression {
- LinearRegression(size_t historySize);
- ~LinearRegression();
-
- void addPoint(float x, float y);
-
- bool approxLine(float *n1, float *n2, float *b) const;
-
-private:
- struct Point {
- float mX, mY;
- };
-
- size_t mHistorySize;
- size_t mCount;
- Point *mHistory;
-
- float mSumX, mSumY;
-
- DISALLOW_EVIL_CONSTRUCTORS(LinearRegression);
-};
-
-} // namespace android
-
-#endif // LINEAR_REGRESSION_H_