version:2.1.5
bugfixes: update:拨号使用ocr进行识别
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81
app/OpenCV/sdk/native/jni/include/opencv2/flann/sampling.h
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81
app/OpenCV/sdk/native/jni/include/opencv2/flann/sampling.h
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/***********************************************************************
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* Software License Agreement (BSD License)
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*
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* Copyright 2008-2009 Marius Muja (mariusm@cs.ubc.ca). All rights reserved.
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* Copyright 2008-2009 David G. Lowe (lowe@cs.ubc.ca). All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*************************************************************************/
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#ifndef OPENCV_FLANN_SAMPLING_H_
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#define OPENCV_FLANN_SAMPLING_H_
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//! @cond IGNORED
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#include "matrix.h"
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#include "random.h"
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namespace cvflann {
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template<typename T>
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Matrix <T> random_sample(Matrix <T> &srcMatrix, long size, bool remove = false) {
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Matrix<T> newSet(new T[size * srcMatrix.cols], size, srcMatrix.cols);
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T *src, *dest;
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for (long i = 0; i < size; ++i) {
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long r = rand_int((int) (srcMatrix.rows - i));
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dest = newSet[i];
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src = srcMatrix[r];
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std::copy(src, src + srcMatrix.cols, dest);
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if (remove) {
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src = srcMatrix[srcMatrix.rows - i - 1];
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dest = srcMatrix[r];
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std::copy(src, src + srcMatrix.cols, dest);
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}
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}
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if (remove) {
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srcMatrix.rows -= size;
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}
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return newSet;
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}
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template<typename T>
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Matrix <T> random_sample(const Matrix <T> &srcMatrix, size_t size) {
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UniqueRandom rand((int) srcMatrix.rows);
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Matrix<T> newSet(new T[size * srcMatrix.cols], size, srcMatrix.cols);
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T *src, *dest;
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for (size_t i = 0; i < size; ++i) {
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long r = rand.next();
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dest = newSet[i];
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src = srcMatrix[r];
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std::copy(src, src + srcMatrix.cols, dest);
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}
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return newSet;
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}
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} // namespace
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//! @endcond
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#endif /* OPENCV_FLANN_SAMPLING_H_ */
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