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43 #include <sft/dataset.hpp>
44 #include <opencv2/highgui.hpp>
49 // in the default case data folders should be aligned as following:
50 // 1. positives: <train or test path>/octave_<octave number>/pos/*.png
51 // 2. negatives: <train or test path>/octave_<octave number>/neg/*.png
52 sft::ScaledDataset::ScaledDataset(const string& path, const int oct)
54 dprintf("%s\n", "get dataset file names...");
55 dprintf("%s\n", "Positives globing...");
56 cv::glob(path + "/pos/octave_" + cv::format("%d", oct) + "/*.png", pos);
58 dprintf("%s\n", "Negatives globing...");
59 cv::glob(path + "/neg/octave_" + cv::format("%d", oct) + "/*.png", neg);
61 // Check: files not empty
62 CV_Assert(pos.size() != size_t(0));
63 CV_Assert(neg.size() != size_t(0));
66 cv::Mat sft::ScaledDataset::get(SampleType type, int idx) const
68 const std::string& src = (type == POSITIVE)? pos[idx]: neg[idx];
69 return cv::imread(src);
72 int sft::ScaledDataset::available(SampleType type) const
74 return (int)((type == POSITIVE)? pos.size():neg.size());
77 sft::ScaledDataset::~ScaledDataset(){}