Method copy_one_patch

examples/caffe_wrapper/mtcnn/caffe_mtcnn.cpp:173–191

}

void caffe_mtcnn::copy_one_patch(const cv::Mat& img, face_box& input_box, float* data_to, int width, int height)
{
    std::vector<cv::Mat> channels;

    set_input_buffer(channels, data_to, height, width);

    cv::Mat chop_img = img(cv::Range(input_box.py0, input_box.py1), cv::Range(input_box.px0, input_box.px1));

    int pad_top = std::abs(input_box.py0 - input_box.y0);
    int pad_left = std::abs(input_box.px0 - input_box.x0);
    int pad_bottom = std::abs(input_box.py1 - input_box.y1);
    int pad_right = std::abs(input_box.px1 - input_box.x1);

    cv::copyMakeBorder(chop_img, chop_img, pad_top, pad_bottom, pad_left, pad_right, cv::BORDER_CONSTANT,
                       cv::Scalar(0));

    cv::resize(chop_img, chop_img, cv::Size(width, height), 0, 0, cv::INTER_NEAREST);
    cv::split(chop_img, channels);
}

void caffe_mtcnn::run_RNet(const cv::Mat& img, std::vector<face_box>& pnet_boxes, std::vector<face_box>& output_boxes)
{