Commit fd9094e27713402d6f4c4ea02dc9f37d2a325bd0
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Added FillContours
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openbr/plugins/imgproc/fillcontours.cpp
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| 1 | +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * | ||
| 2 | + * Copyright 2012 The MITRE Corporation * | ||
| 3 | + * * | ||
| 4 | + * Licensed under the Apache License, Version 2.0 (the "License"); * | ||
| 5 | + * you may not use this file except in compliance with the License. * | ||
| 6 | + * You may obtain a copy of the License at * | ||
| 7 | + * * | ||
| 8 | + * http://www.apache.org/licenses/LICENSE-2.0 * | ||
| 9 | + * * | ||
| 10 | + * Unless required by applicable law or agreed to in writing, software * | ||
| 11 | + * distributed under the License is distributed on an "AS IS" BASIS, * | ||
| 12 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * | ||
| 13 | + * See the License for the specific language governing permissions and * | ||
| 14 | + * limitations under the License. * | ||
| 15 | + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ | ||
| 16 | + | ||
| 17 | +#include <openbr/plugins/openbr_internal.h> | ||
| 18 | +#include <openbr/core/opencvutils.h> | ||
| 19 | +#include <opencv2/imgproc/imgproc.hpp> | ||
| 20 | + | ||
| 21 | +using namespace cv; | ||
| 22 | + | ||
| 23 | +namespace br | ||
| 24 | +{ | ||
| 25 | + | ||
| 26 | +/*! | ||
| 27 | + * \ingroup transforms | ||
| 28 | + * \brief Fills contours with with white pixels. | ||
| 29 | + * \author Scott Klum \cite sklum | ||
| 30 | + */ | ||
| 31 | +class FillContoursTransform : public UntrainableTransform | ||
| 32 | +{ | ||
| 33 | + Q_OBJECT | ||
| 34 | + | ||
| 35 | + Q_PROPERTY(float epsilon READ get_epsilon WRITE set_epsilon RESET reset_epsilon STORED false) | ||
| 36 | + Q_PROPERTY(float minSize READ get_minSize WRITE set_minSize RESET reset_minSize STORED false) | ||
| 37 | + BR_PROPERTY(float, epsilon, 3) | ||
| 38 | + BR_PROPERTY(int, minSize, 40) | ||
| 39 | + | ||
| 40 | + void project(const Template &src, Template &dst) const | ||
| 41 | + { | ||
| 42 | + dst.m() = Mat::zeros(src.m().rows,src.m().cols,src.m().type()); | ||
| 43 | + | ||
| 44 | + vector<vector<Point> > contours; | ||
| 45 | + vector<Vec4i> hierarchy; | ||
| 46 | + | ||
| 47 | + /// Find contours | ||
| 48 | + findContours(src.m(), contours, hierarchy, CV_RETR_TREE, CV_CHAIN_APPROX_SIMPLE, Point(0, 0)); | ||
| 49 | + | ||
| 50 | + if (smooth) | ||
| 51 | + for(size_t i=0; i<contours.size(); i++) | ||
| 52 | + approxPolyDP(Mat(contours[i]), contours[i], epsilon, true); | ||
| 53 | + | ||
| 54 | + for(size_t i=0; i<contours.size(); i++) | ||
| 55 | + if (contours[i].size() > minSize) | ||
| 56 | + drawContours(dst, contours, i, Scalar(255,255,255), CV_FILLED); | ||
| 57 | + } | ||
| 58 | +}; | ||
| 59 | + | ||
| 60 | +BR_REGISTER(Transform, FillContoursTransform) | ||
| 61 | + | ||
| 62 | +} // namespace br | ||
| 63 | + | ||
| 64 | +#include "imgproc/fillcontours.moc" | ||
| 65 | + |