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/*
* Copyright (c) 2017-2018 Wei Shuai <cpuwolf@gmail.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*/
#pragma once
#include "pt-api.hpp"
#include <vector>
#include <opencv2/core.hpp>
#include <opencv2/imgproc.hpp>
namespace pt_module {
using namespace numeric_types;
class WIIPointExtractor final : public pt_point_extractor
{
public:
// extracts points from frame and draws some processing info into frame, if draw_output is set
// dt: time since last call in seconds
void extract_points(const pt_frame& frame, pt_preview& preview_frame, std::vector<vec2>& points) override;
WIIPointExtractor(const QString& module_name);
private:
static constexpr int max_blobs = 16;
pt_settings s;
void _draw_point(cv::Mat& preview_frame, const vec2& p, const cv::Scalar& color, int thinkness = 1);
bool _draw_points(cv::Mat& preview_frame, const struct wii_info &wii, std::vector<vec2>& points);
void _draw_bg(cv::Mat& preview_frame, const struct wii_info &wii);
};
} // ns impl
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