From ac8caa742fe974139ca4a9bf53a85b8cdb407924 Mon Sep 17 00:00:00 2001
From: Josh Klontz <josh@rankone.io>
Date: Tue, 31 Aug 2021 17:36:03 -0600
Subject: [PATCH] remove rndsubspace

---
 openbr/plugins/imgproc/rg.cpp          |  67 -------------------------------------------------------------------
 openbr/plugins/imgproc/rndsubspace.cpp | 108 ------------------------------------------------------------------------------------------------------------
 2 files changed, 0 insertions(+), 175 deletions(-)
 delete mode 100644 openbr/plugins/imgproc/rg.cpp
 delete mode 100644 openbr/plugins/imgproc/rndsubspace.cpp

diff --git a/openbr/plugins/imgproc/rg.cpp b/openbr/plugins/imgproc/rg.cpp
deleted file mode 100644
index 401d8f0..0000000
--- a/openbr/plugins/imgproc/rg.cpp
+++ /dev/null
@@ -1,67 +0,0 @@
-/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Copyright 2012 The MITRE Corporation                                      *
- *                                                                           *
- * 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.                                            *
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-
-#include <openbr/plugins/openbr_internal.h>
-
-using namespace cv;
-
-namespace br
-{
-
-/*!
- * \ingroup transforms
- * \brief Normalized RG color space.
- * \author Josh Klontz \cite jklontz
- */
-class RGTransform : public UntrainableTransform
-{
-    Q_OBJECT
-
-    void project(const Template &src, Template &dst) const
-    {
-        if (src.m().type() != CV_8UC3)
-            qFatal("Expected CV_8UC3 images.");
-
-        const Mat &m = src.m();
-        Mat R(m.size(), CV_8UC1); // R / (R+G+B)
-        Mat G(m.size(), CV_8UC1); // G / (R+G+B)
-
-        for (int i=0; i<m.rows; i++)
-            for (int j=0; j<m.cols; j++) {
-                Vec3b v = m.at<Vec3b>(i,j);
-                const int b = v[0];
-                const int g = v[1];
-                const int r = v[2];
-                const int sum = b + g + r;
-                if (sum > 0) {
-                    R.at<uchar>(i, j) = saturate_cast<uchar>(255.0*r/(r+g+b));
-                    G.at<uchar>(i, j) = saturate_cast<uchar>(255.0*g/(r+g+b));
-                } else {
-                    R.at<uchar>(i, j) = 0;
-                    G.at<uchar>(i, j) = 0;
-                }
-            }
-
-        dst.append(R);
-        dst.append(G);
-    }
-};
-
-BR_REGISTER(Transform, RGTransform)
-
-} // namespace br
-
-#include "imgproc/rg.moc"
diff --git a/openbr/plugins/imgproc/rndsubspace.cpp b/openbr/plugins/imgproc/rndsubspace.cpp
deleted file mode 100644
index 423dbc9..0000000
--- a/openbr/plugins/imgproc/rndsubspace.cpp
+++ /dev/null
@@ -1,108 +0,0 @@
-/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Copyright 2012 The MITRE Corporation                                      *
- *                                                                           *
- * 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.                                            *
- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-
-#include <opencv2/imgproc/imgproc.hpp>
-
-#include <openbr/plugins/openbr_internal.h>
-#include <openbr/core/common.h>
-#include <openbr/core/opencvutils.h>
-
-using namespace cv;
-
-namespace br
-{
-
-/*!
- * \ingroup transforms
- * \brief Generates a random subspace.
- * \author Josh Klontz \cite jklontz
- */
-class RndSubspaceTransform : public MetaTransform
-{
-    Q_OBJECT
-    Q_PROPERTY(float fraction READ get_fraction WRITE set_fraction RESET reset_fraction STORED false)
-    Q_PROPERTY(bool weighted READ get_weighted WRITE set_weighted RESET reset_weighted STORED false)
-    BR_PROPERTY(float, fraction, 0.5)
-    BR_PROPERTY(bool, weighted, false)
-
-    QList<Mat> maps;
-
-    void train(const TemplateList &data)
-    {
-        // While RndSubspace transform could be independent, making it a MetaTransform is a workaround
-        // for parallel random number generation being difficult on Windows due to thread-local
-        // RNG states all initialized with the same seed and thus producing the same sequence of random numbers.
-        for (int index=0; index<data.first().size(); index++) {
-            const int cols = data.first()[index].cols;
-            const int size = data.first()[index].rows * cols;
-            QList<float> weights; weights.reserve(size);
-            if (weighted) {
-                Mat flatData = OpenCVUtils::toMat(data.data());
-                for (int i=0; i<size; i++) {
-                    Scalar mean, stddev;
-                    cv::meanStdDev(flatData.col(i), mean, stddev);
-                    weights.append(pow(stddev[0],2.0));
-                }
-            } else {
-                for (int i=0; i<size; i++)
-                    weights.append(1);
-            }
-            const int dimsOut = std::max(int(weights.size()*fraction), 1);
-
-            QList<int> sample = Common::RandSample(dimsOut, weights);
-            Mat xMap(1, dimsOut, CV_16SC1);
-            Mat yMap(1, dimsOut, CV_16SC1);
-            for (int j=0; j<dimsOut; j++) {
-                int index = sample[j];
-                xMap.at<short>(0,j) = index % cols;
-                yMap.at<short>(0,j) = index / cols;
-            }
-            std::vector<Mat> mv;
-            mv.push_back(xMap);
-            mv.push_back(yMap);
-
-            Mat map;
-            merge(mv, map);
-            maps.append(map);
-        }
-    }
-
-    void project(const Template &src, Template &dst) const
-    {
-        dst.file = src.file;
-        for (int i=0; i<src.size(); i++) {
-            Mat m;
-            remap(src, m, maps[i], Mat(), INTER_NEAREST);
-            dst.append(m);
-        }
-    }
-
-    void store(QDataStream &stream) const
-    {
-        stream << maps;
-    }
-
-    void load(QDataStream &stream)
-    {
-        stream >> maps;
-    }
-};
-
-BR_REGISTER(Transform, RndSubspaceTransform)
-
-} // namespace br
-
-#include "imgproc/rndsubspace.moc"
--
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