Improve ALPR_OCR peformance

modules/ANSOCR/ANSONNXOCR/ONNXOCRClassifier.h

@@ -11,6 +11,9 @@ namespace onnxocr {
 class ONNXOCRClassifier : public BasicOrtHandler {
 public:
     explicit ONNXOCRClassifier(const std::string& onnx_path, unsigned int num_threads = 1);
+    explicit ONNXOCRClassifier(const std::string& onnx_path,
+                               const OrtHandlerOptions& options,
+                               unsigned int num_threads = 1);
     ~ONNXOCRClassifier() override = default;
 
     // Classify text orientation for a list of cropped images
@@ -21,7 +24,12 @@ public:
                   std::vector<float>& cls_scores,
                   float cls_thresh = kClsThresh);
 
+    // Pre-warm cuDNN/TRT for the classifier's fixed [1,3,80,160] shape.
+    // Idempotent — no-op after the first call.
+    void Warmup();
+
 private:
+    bool _warmedUp = false;
     Ort::Value transform(const cv::Mat& mat) override;
     Ort::Value transformBatch(const std::vector<cv::Mat>& images) override;