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Diffstat (limited to 'media/libstagefright/wifi-display/sink/LinearRegression.h')
-rw-r--r-- | media/libstagefright/wifi-display/sink/LinearRegression.h | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/media/libstagefright/wifi-display/sink/LinearRegression.h b/media/libstagefright/wifi-display/sink/LinearRegression.h deleted file mode 100644 index ca6f5a1..0000000 --- a/media/libstagefright/wifi-display/sink/LinearRegression.h +++ /dev/null @@ -1,52 +0,0 @@ -/* - * 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_ |