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ANSCORE/ANSOCR/ANSONNXOCR/ONNXOCRClassifier.h

33 lines
925 B
C++

#pragma once
#include "ONNXOCRTypes.h"
#include "ONNXEngine.h"
#include <vector>
#include <mutex>
namespace ANSCENTER {
namespace onnxocr {
class ONNXOCRClassifier : public BasicOrtHandler {
public:
explicit ONNXOCRClassifier(const std::string& onnx_path, unsigned int num_threads = 1);
~ONNXOCRClassifier() override = default;
// Classify text orientation for a list of cropped images
// Returns vector of (cls_label, cls_score) pairs
// cls_label: 0 = normal, 1 = rotated 180 degrees
void Classify(std::vector<cv::Mat>& img_list,
std::vector<int>& cls_labels,
std::vector<float>& cls_scores,
float cls_thresh = kClsThresh);
private:
Ort::Value transform(const cv::Mat& mat) override;
Ort::Value transformBatch(const std::vector<cv::Mat>& images) override;
std::mutex _mutex;
};
} // namespace onnxocr
} // namespace ANSCENTER