add dll version and its usage

LibEasyOCR-CPP/OCRConfig.h

@@ -0,0 +1,51 @@
+#pragma once
+#include <string>
+#include "LibEasyOCR-CPP-Export.h"
+
+namespace uns
+{
+	namespace easyocr
+	{
+		enum class LIBEASYOCRCPP_API GPUUsage
+		{
+			ForceGPU,     // 强制使用GPU（失败报错）
+			PreferGPU,    // 优先GPU，失败回退
+			CPUOnly       // 仅使用CPU
+		};
+
+		enum class LIBEASYOCRCPP_API CharsetType
+		{
+			EN,		//英语
+			EN_CH	//英语和中文
+		};
+	}
+
+	class LIBEASYOCRCPP_API OCRConfig
+	{
+	private:
+		easyocr::GPUUsage gpu_usage;
+		easyocr::CharsetType language;
+		std::wstring detect_model_path;
+		std::wstring recognize_model_path;
+
+	public:
+		OCRConfig();
+		OCRConfig(const OCRConfig& obj) = delete;
+		OCRConfig(const std::wstring& detect_model, const std::wstring& reco_model, easyocr::CharsetType language, easyocr::GPUUsage gpu = easyocr::GPUUsage::PreferGPU);
+
+	public:
+		easyocr::GPUUsage GetGPUUsage() const;
+		easyocr::CharsetType GetLanguage() const;
+
+		std::wstring GetDetectModelPath() const;
+		std::wstring GetRecognizeModelPath() const;
+
+	public:
+		void SetGPUUsage(easyocr::GPUUsage usage);
+		void SetLanguage(easyocr::CharsetType type);
+		void SetDetectModelPath(const std::wstring& path);
+		void SetRecognizeModelPath(const std::wstring& path);
+	};
+
+	extern OCRConfig G_OCRConfig;
+}