diff --git a/main.cpp b/main.cpp
index a4e7300..e4468a9 100644
--- a/main.cpp
+++ b/main.cpp
@@ -116,6 +116,7 @@ int main(int, char**)
     //FILE* file = fopen("/home/wang/data62/729dataset/ir_1280_1024_para40_y16/5.xraw","rb");
     GaussianRandom gr(0.0, 1, 0.0);
 
+
     for (size_t i = 0; i < 600; i++)
     {
 
@@ -186,37 +187,28 @@ int main(int, char**)
             << info.servoInfo.fServoAz << " " << info.servoInfo.fServoPt
             << std::endl;
 
-            // 基于地理系的拼接
-            //stitcher->GeoStitch(frame,info);
+            // 基于外参的快拼
+            // stitcher->GeoStitch(frame,info);
 
             // 基于地理+BA拼接
-            auto nNum = stitcher->BAStitch(frame,info);
+            //auto nNum = stitcher->BAStitch(frame,info);
             
             // test接口
-            //if (info.nFrmID == 30 || info.nFrmID == 40)
-            {
-                //auto a = stitcher->ReceiveFrame(frame,info);
-            }
-            
-           //stitcher->ProcFrame();
+            auto a = stitcher->ReceiveFrame(frame,info);
 
-            //cout << nNum << endl;
-
-            //imshow("src", mat_src);
-            //waitKey(1);
         }
 
-        imshow("pan", mat_pan);
-        waitKey(1);
 
 
 
-    }
 
+    }
 
-    // 读入所有帧，执行一次全局BA
-    stitcher->BAOpt();
+    // 处理帧
+    stitcher->ProcessFrame();
 
+    imshow("pan", mat_pan);
+    waitKey(0);
 
     //waitKey(0);
 
diff --git a/stitch/src/API_VideoStitch.h b/stitch/src/API_VideoStitch.h
index eac4426..d736ceb 100644
--- a/stitch/src/API_VideoStitch.h
+++ b/stitch/src/API_VideoStitch.h
@@ -28,17 +28,23 @@ public:
     // 几何校正快拼
     virtual BYTE8       GeoStitch(GD_VIDEO_FRAME_S img, FrameInfo para) = 0;
 
+    // 缓存接收帧
+    virtual SINT32 ReceiveFrame(GD_VIDEO_FRAME_S img, FrameInfo para) = 0;
 
+    // 处理帧
+    virtual SINT32 ProcessFrame() = 0;
 
-    // 基于特征点拼接，全局光束平差方法，分为更新和优化调整两个接口
-    virtual SINT32       BAStitch(GD_VIDEO_FRAME_S img, FrameInfo para) = 0;
-    virtual SINT32       BAOpt() = 0;
 
 
 	// 获取全景图
 	virtual GD_VIDEO_FRAME_S ExportPanAddr() = 0;
 
-    virtual SINT32 ReceiveFrame(GD_VIDEO_FRAME_S img, FrameInfo para) = 0;
+
+
+    // 基于特征点拼接，全局光束平差方法，分为更新和优化调整两个接口
+    virtual SINT32       BAStitch(GD_VIDEO_FRAME_S img, FrameInfo para) = 0;
+    virtual SINT32       BAOpt() = 0;
+
 
 
 public:
diff --git a/stitch/src/Arith_BAModule.cpp b/stitch/src/Arith_BAModule.cpp
new file mode 100644
index 0000000..894187f
--- /dev/null
+++ b/stitch/src/Arith_BAModule.cpp
@@ -0,0 +1,15 @@
+#include "Arith_BAModule.h"
+
+BA_Module::BA_Module(FileCache<FrameCache>* cache)
+{
+	_cache = cache;
+}
+
+BA_Module::~BA_Module()
+{
+}
+
+bool BA_Module::updateCacheH(KeyType Key, cv::Mat H)
+{
+	return false;
+}
diff --git a/stitch/src/Arith_BAModule.h b/stitch/src/Arith_BAModule.h
new file mode 100644
index 0000000..7f938f2
--- /dev/null
+++ b/stitch/src/Arith_BAModule.h
@@ -0,0 +1,32 @@
+// 全局BA
+/*********版权所有（C）2025，武汉高德红外股份有限公司***************************************
+* 文件名称： Arith_BAProc.h
+* 文件标识：BA
+* 内容摘要：光束平差
+* 其它说明：
+* 当前版本：V0.5
+* 创建作者：04046wcw
+* 创建日期：2025/01/15
+* 包含关系：
+*****************************************************************************************/
+
+#pragma once
+
+#include "FileCache.h"
+
+
+class  BA_Module
+{
+public:
+	BA_Module(FileCache<FrameCache>* cache);
+	~BA_Module();
+
+
+public:
+
+	// 更新缓存中的帧H矩阵，并存储
+	bool updateCacheH(KeyType Key, cv::Mat H);
+
+private:
+	FileCache<FrameCache>* _cache;
+};
diff --git a/stitch/src/Arith_BATask.cpp b/stitch/src/Arith_BATask.cpp
index b5c6a51..32e6dda 100644
--- a/stitch/src/Arith_BATask.cpp
+++ b/stitch/src/Arith_BATask.cpp
@@ -95,7 +95,6 @@ SINT32 BA_Task::addFrame(GD_VIDEO_FRAME_S img, FrameInfo para)
     _paraVec.push_back(para);
 
     // 缓存初始H
-    //Proj t_Proj = _GeoStitcher->AnlayseTform(para);
     auto H = _GeoStitcher->findHomography(para);
     _origMatrix.push_back(H.clone());
     _currMatrix.push_back(H.clone());
@@ -114,10 +113,10 @@ SINT32 BA_Task::addFrame(GD_VIDEO_FRAME_S img, FrameInfo para)
     return _imgVec.size();
 }
 
-void BA_Task::setPanPara(PanInfo info)
-{
-    _panPara = info;
-}
+//void BA_Task::setPanPara(PanInfo info)
+//{
+//    _panPara = info;
+//}
 
 
 
@@ -126,7 +125,7 @@ void BA_Task::setPanPara(PanInfo info)
 void BA_Task::optimizeBA(cv::Mat H_pan)
 {
 
-    remap(_origMatrix, H_pan, "_origMatrix");
+    //remap(_origMatrix, H_pan, "_origMatrix");
 
     // 计算匹配性矩阵
     CalMatchMat(0.3);
diff --git a/stitch/src/Arith_BATask.h b/stitch/src/Arith_BATask.h
index 29c8d48..48646dc 100644
--- a/stitch/src/Arith_BATask.h
+++ b/stitch/src/Arith_BATask.h
@@ -18,9 +18,6 @@
 using cv::Mat_;
 
 
-
-
-
 class BA_Task
 {
 public:
@@ -30,10 +27,6 @@ public:
 	// 加入优化帧
 	SINT32 addFrame(GD_VIDEO_FRAME_S img, FrameInfo para);
 
-	// 设置全景参数
-	void setPanPara(PanInfo info);
-
-
 	// BA优化
 	void optimizeBA(cv::Mat H_pan);
 
@@ -46,7 +39,7 @@ private:
 private:
 	GeoSolver* _GeoStitcher;//外参计算
 	FeatureMatcher* _FeaMatcher;//特征匹配
-	PanInfo _panPara;//全景图配置
+
 
 private:
 	Mat_<int> _MatchMat;//配准点邻接表
diff --git a/stitch/src/Arith_VideoStitch.cpp b/stitch/src/Arith_VideoStitch.cpp
index 726a8b5..7922b06 100644
--- a/stitch/src/Arith_VideoStitch.cpp
+++ b/stitch/src/Arith_VideoStitch.cpp
@@ -2,6 +2,7 @@
 #include "Arith_VideoStitch.h"
 #include "Arith_Utils.h"
 #include "Arith_CoordModule.h"
+#include "Arith_FeaMatch.h"
 #include <opencv2/opencv.hpp>
 #include <omp.h>
 
@@ -26,9 +27,13 @@ VideoStitch::VideoStitch(SINT32 nWidth, SINT32 nHeight)
 
 	_BATask = new BA_Task(_GeoSolver);
 
-	_cache = new FileCache(5,"./cache");
+	_FeaMatcher = new FeatureMatcher(DetectorType::SIFT, MatcherType::FLANN);
+
+	_cache = new FileCache<FrameCache>(50,"./cache");
 
 	_panPara = { 0 };
+
+	_totalFrameCnt = 0;
 }
 
 VideoStitch::~VideoStitch()
@@ -51,11 +56,11 @@ PanInfo VideoStitch::InitMap(FrameInfo info)
 	PanInfo panPara = { 0 };
 	panPara.m_pan_width = 1000;//全景宽
 	panPara.m_pan_height = 1000;//全景高
-	panPara.scale = 1;//比例尺,1m = ?pix
+	panPara.scale = 0.3;//比例尺,1m = ?pix
 
 	// 直接无平移解算
-	_H_pan = getAffineFromGeo2Pan(panPara);
-	auto cur = warpPointWithH(_H_pan, ct_geo);
+	cv::Mat H_0 = getAffineFromGeo2Pan(panPara);
+	auto cur = warpPointWithH(H_0, ct_geo);
 
 	// 计算平移到全景图固定点的平移量，从此处开始拼接
 	int planX = 200;
@@ -64,20 +69,21 @@ PanInfo VideoStitch::InitMap(FrameInfo info)
 	panPara.map_shiftX = planX - (cur.x);//平移X
 	panPara.map_shiftY = planY - (cur.y);//平移Y
 
+	// 获取全景图的投影矩阵，全景图配置更新前保持不变
+	_H_pan = getAffineFromGeo2Pan(panPara);
+
+
 	return panPara;
 }
 
 
-void VideoStitch::Test()
-{
 
-}
 
 PanInfo VideoStitch::Init(FrameInfo info)
 {
 	_panPara = InitMap(info);
 
-	_BATask->setPanPara(_panPara);
+	//_BATask->setPanPara(_panPara);
 
 	_pan = cv::Mat::zeros(_panPara.m_pan_height, _panPara.m_pan_width, CV_8UC1);
 
@@ -140,14 +146,10 @@ PanInfo VideoStitch::Init(FrameInfo info)
 
 BYTE8 VideoStitch::GeoStitch(GD_VIDEO_FRAME_S img, FrameInfo para)
 {
-
 	// uv2Geo H
 	cv::Mat H1 = _GeoSolver->findHomography(para);
 
-	// Geo2Pan H
-	cv::Mat H2 = getAffineFromGeo2Pan(_panPara);
-
-	cv::Mat H = H2 * H1;
+	cv::Mat H = _H_pan * H1;
 
 	// 利用H投影当前帧到全景
 	cv::Mat imagetmp(_pan.size(), CV_8UC3, cv::Scalar(0, 0, 0));
@@ -166,10 +168,7 @@ BYTE8 VideoStitch::GeoStitch(GD_VIDEO_FRAME_S img, FrameInfo para)
 
 SINT32 VideoStitch::BAStitch(GD_VIDEO_FRAME_S img, FrameInfo para)
 {
-	
 	SINT32 nFrameCnt = _BATask->addFrame(img,para);
-	
-
 	return 0;
 }
 
@@ -180,10 +179,7 @@ SINT32 VideoStitch::BAOpt()
 }
 
 SINT32 VideoStitch::ReceiveFrame(GD_VIDEO_FRAME_S img, FrameInfo para)
-{
-	cout << "recv:" << para.nFrmID << endl;
-
-	
+{	
 	// 构造单帧缓存
 	auto _t_frame_cache = std::make_shared<FrameCache>();
 
@@ -204,12 +200,101 @@ SINT32 VideoStitch::ReceiveFrame(GD_VIDEO_FRAME_S img, FrameInfo para)
 	// 深拷贝图像数据
 	memcpy(_t_frame_cache->_data,img.u64VirAddr[0],imgSize);
 
-	// 加入文件缓存
+	// 提取特征点
+	std::vector<cv::KeyPoint> keypoints;
+	cv::Mat descriptors;
+	_FeaMatcher->extractFeatures(cv::Mat(img.u32Height, img.u32Width,CV_8UC1, _t_frame_cache->_data), keypoints, descriptors);
+	
+	size_t keyNum = MIN(keypoints.size(), FEA_NUM_MAX);
+	// 保存特征点
+	memcpy(_t_frame_cache->_pt, keypoints.data(), sizeof(cv::KeyPoint) * keyNum);
+
+	// 保存描述子
+	memcpy(_t_frame_cache->_desp, descriptors.data, sizeof(float) * keyNum * FEA_DES_SIZE);
+
+	cv::Mat_<double> H0 = _GeoSolver->findHomography(para);
+
+	// 保存初始H
+	memcpy(_t_frame_cache->H, H0.data, sizeof(double) * 9);
+
+
+	// 预处理结果加入文件缓存
 	_cache->set(para.nFrmID,_t_frame_cache);
 
+	_totalFrameCnt++;
+
+	return _totalFrameCnt;
+}
+
+SINT32 VideoStitch::ProcessFrame()
+{
+	vector<KeyType> vec;
+
+
+	vec.push_back(10);
+	vec.push_back(20);
+	//vec.push_back(50);
+	//vec.push_back(70);
+	vec.push_back(120);
+	vec.push_back(220);
+	//vec.push_back(320);
+	//vec.push_back(420);
+	//vec.push_back(520);
+
+	mapFrame(vec);
+
+
 	return SINT32();
 }
 
+void VideoStitch::mapFrame(vector<KeyType> frameInd)
+{
+	// 从文件缓存获取帧
+	auto _t_frame_cache = std::make_shared<FrameCache>();
+	for (size_t i = 0; i < frameInd.size(); i++)
+	{
+		KeyType key = frameInd[i];
+		bool flag = _cache->get(key, _t_frame_cache);
+
+		if (!flag)
+		{
+			continue;
+		}
+
+		// 读取当前H
+		cv::Mat H1 = cv::Mat(3,3,CV_64FC1,_t_frame_cache->H);
+
+		// 与全景图的H相乘
+		cv::Mat H = _H_pan * H1;
+
+		// 利用H投影当前帧到全景
+		cv::Mat imagetmp(_pan.size(), CV_8UC3, cv::Scalar(0, 0, 0));
+
+		// 获取图像数据
+		cv::Mat src(_t_frame_cache->_frame_info.u32Height, _t_frame_cache->_frame_info.u32Width, CV_8UC1, 
+			_t_frame_cache->_data);
+
+		cv::warpPerspective(src, imagetmp, H, imagetmp.size());
+
+		cv::Mat mask = cv::Mat::ones(src.size(), CV_8UC1) * 255;
+		cv::Mat warped_mask;
+		cv::warpPerspective(mask, warped_mask, H, imagetmp.size());
+		imagetmp.copyTo(_pan, warped_mask);
+
+
+
+
+	}
+
+
+}
+
+void VideoStitch::OptFrame(vector<KeyType> frameInd)
+{
+
+
+}
+
 
 GD_VIDEO_FRAME_S VideoStitch::ExportPanAddr()
 {
diff --git a/stitch/src/Arith_VideoStitch.h b/stitch/src/Arith_VideoStitch.h
index 2dea4cb..4284d5c 100644
--- a/stitch/src/Arith_VideoStitch.h
+++ b/stitch/src/Arith_VideoStitch.h
@@ -12,33 +12,44 @@ public:
     VideoStitch(SINT32 nWidth, SINT32 nHeight);
     ~VideoStitch();
 
-	void Test();
-
     PanInfo Init(FrameInfo info);
 
-    PanInfo InitMap(FrameInfo info);
+    BYTE8 GeoStitch(GD_VIDEO_FRAME_S img, FrameInfo para);
 
     // 接收帧
     SINT32 ReceiveFrame(GD_VIDEO_FRAME_S img, FrameInfo para);
 
+
+    // 处理帧
+    SINT32 ProcessFrame();
+
+
+    // 投影显示
+    void mapFrame(vector<KeyType> frameInd);
+
+    // 优化帧
+    void OptFrame(vector<KeyType> frameInd);
+
 public:
-    BYTE8 GeoStitch(GD_VIDEO_FRAME_S img, FrameInfo para);
+    
 
     SINT32 BAStitch(GD_VIDEO_FRAME_S img, FrameInfo para);
     SINT32 BAOpt();
 
 
-
     GD_VIDEO_FRAME_S     ExportPanAddr();
 private:
-    
-    FileCache* _cache;//文件缓存，存储外部传入的原始帧信息以及预处理结果
+
+    PanInfo InitMap(FrameInfo info);
+
+
+    FileCache<FrameCache>* _cache;//文件缓存，存储外部传入的原始帧信息以及预处理结果
 
 private:
 
 	GeoSolver* _GeoSolver;//外参计算
 
-    
+    FeatureMatcher* _FeaMatcher;//特征匹配
 
     BA_Task* _BATask;//BA
 
@@ -48,6 +59,8 @@ private:
 
     cv::Mat getAffineFromGeo2Pan(PanInfo _pan);//计算全景图投影，从地理系到全景地图，统一计算
 
-
     cv::Mat _pan;
+
+    int _totalFrameCnt;//处理帧计数
+
 };
\ No newline at end of file
diff --git a/stitch/src/FileCache.cpp b/stitch/src/FileCache.cpp
deleted file mode 100644
index 274631c..0000000
--- a/stitch/src/FileCache.cpp
+++ /dev/null
@@ -1,124 +0,0 @@
-#include "FileCache.h"
-#include <fstream>
-#include <iostream>
-#include <filesystem>
-
-namespace fs = std::filesystem;
-
-// 计算哈希值并转成字符串作为文件名
-static std::string hashKey(const KeyType& key)
-{
-    std::hash<KeyType> hasher;
-    return std::to_string(hasher(key));
-}
-
-FileCache::FileCache(size_t max_size, const std::string& cache_dir)
-    : max_size_(max_size), cache_dir_(cache_dir)
-{
-    // 确保缓存目录存在
-    if (!fs::exists(cache_dir_))
-    {
-        fs::create_directories(cache_dir_);
-    }
-}
-
-std::string FileCache::getCacheFilePath(const KeyType& key) const
-{
-    return cache_dir_ + "/" + hashKey(key) + ".cache";  // 使用哈希作为文件名
-}
-
-void FileCache::saveToFile(const KeyType& key, const FrameCache& frame)
-{
-    std::string filePath = getCacheFilePath(key);
-    std::ofstream ofs(filePath, std::ios::binary);
-    if (ofs)
-    {
-        ofs.write(reinterpret_cast<const char*>(&frame), sizeof(frame));
-    }
-}
-
-bool FileCache::loadFromFile(const KeyType& key, FrameCache& frame)
-{
-    std::string filePath = getCacheFilePath(key);
-    std::ifstream ifs(filePath, std::ios::binary);
-    if (!ifs)
-    {
-        return false;
-    }
-    ifs.read(reinterpret_cast<char*>(&frame), sizeof(frame));
-    return true;
-}
-
-void FileCache::evictIfNeeded()
-{
-    if (cache_.size() < max_size_)
-        return;
-
-    // 删除最早使用的（LRU 末尾）
-    KeyType oldest = lru_list_.back();
-    lru_list_.pop_back();
-    cache_.erase(oldest);
-
-    std::cout << "Evicted cache from memory for key: " << oldest << std::endl;
-}
-
-bool FileCache::get(const KeyType& key, std::shared_ptr<FrameCache>& pData)
-{
-    std::lock_guard<std::mutex> lock(mutex_);
-    
-    // 检查内存缓存
-    auto it = cache_.find(key);
-    if (it != cache_.end())
-    {
-        // 缓存命中，更新 LRU 顺序
-        lru_list_.erase(it->second.second);
-        lru_list_.push_front(key);
-        it->second.second = lru_list_.begin();
-
-        pData = it->second.first;
-        return true;
-    }
-
-    // 尝试从文件加载
-    auto newData = std::make_shared<FrameCache>();
-    if (loadFromFile(key, *newData))
-    {
-        evictIfNeeded();  // 超出内存容量时删除最早的
-
-        // 插入新缓存到内存
-        lru_list_.push_front(key);
-        cache_[key] = {newData, lru_list_.begin()};
-        pData = newData;
-        return true;
-    }
-
-    return false;
-}
-
-void FileCache::set(const KeyType& key, std::shared_ptr<FrameCache> pData)
-{
-    std::lock_guard<std::mutex> lock(mutex_);
-
-    // 如果已存在，则更新 LRU 位置
-    auto it = cache_.find(key);
-    if (it != cache_.end())
-    {
-        lru_list_.erase(it->second.second);
-    }
-    else
-    {
-        evictIfNeeded();  // 超出内存容量时删除最早的
-    }
-
-    // 插入新数据到内存
-    lru_list_.push_front(key);
-    cache_[key] = {pData, lru_list_.begin()};
-    
-    saveToFile(key, *pData);  // 将数据存储到磁盘
-}
-
-size_t FileCache::getMemSize() 
-{
-    std::lock_guard<std::mutex> lock(mutex_);
-    return cache_.size();
-}
diff --git a/stitch/src/FileCache.h b/stitch/src/FileCache.h
index 31e671b..81f0730 100644
--- a/stitch/src/FileCache.h
+++ b/stitch/src/FileCache.h
@@ -12,27 +12,160 @@
 // 
 using KeyType = int;
 
-
+template <typename T>
 class FileCache
 {
 public:
     explicit FileCache(size_t max_size, const std::string& cache_dir = "./cache");
     
-    bool get(const KeyType& key, std::shared_ptr<FrameCache>& pData);
-    void set(const KeyType& key, std::shared_ptr<FrameCache> pData);
+    bool get(const KeyType& key, std::shared_ptr<T>& pData);
+    void set(const KeyType& key, std::shared_ptr<T> pData);
 
     size_t getMemSize();
 
 private:
     size_t max_size_;
     std::string cache_dir_;
-    std::unordered_map<KeyType, std::pair<std::shared_ptr<FrameCache>, std::list<KeyType>::iterator>> cache_;
+    std::unordered_map<KeyType, std::pair<std::shared_ptr<T>, std::list<KeyType>::iterator>> cache_;
     std::list<KeyType> lru_list_;
     std::mutex mutex_;
 
-    bool loadFromFile(const KeyType& key, FrameCache& frame);
-    void saveToFile(const KeyType& key, const FrameCache& frame);
+    bool loadFromFile(const KeyType& key, T& frame);
+    void saveToFile(const KeyType& key, const T& frame);
     void evictIfNeeded();
 
     std::string getCacheFilePath(const KeyType& key) const;
 };
+
+
+namespace fs = std::filesystem;
+
+// 计算哈希值并转成字符串作为文件名
+static std::string hashKey(const KeyType& key)
+{
+    std::hash<KeyType> hasher;
+    return std::to_string(hasher(key));
+}
+
+template <typename T>
+FileCache<T>::FileCache(size_t max_size, const std::string& cache_dir)
+    : max_size_(max_size), cache_dir_(cache_dir)
+{
+    // 确保缓存目录存在
+    if (!fs::exists(cache_dir_))
+    {
+        fs::create_directories(cache_dir_);
+    }
+}
+
+template <typename T>
+std::string FileCache<T>::getCacheFilePath(const KeyType& key) const
+{
+    return cache_dir_ + "/" + hashKey(key) + ".cache";  // 使用哈希作为文件名
+}
+
+template <typename T>
+void FileCache<T>::saveToFile(const KeyType& key, const T& frame)
+{
+    std::string filePath = getCacheFilePath(key);
+
+    if (fs::exists(filePath))
+    {
+        int a = 0;
+    }
+    std::ofstream ofs(filePath, std::ios::binary);
+    if (ofs)
+    {
+        ofs.write(reinterpret_cast<const char*>(&frame), sizeof(frame));
+    }
+}
+
+template <typename T>
+bool FileCache<T>::loadFromFile(const KeyType& key, T& frame)
+{
+    std::string filePath = getCacheFilePath(key);
+    std::ifstream ifs(filePath, std::ios::binary);
+    if (!ifs)
+    {
+        return false;
+    }
+    ifs.read(reinterpret_cast<char*>(&frame), sizeof(frame));
+    return true;
+}
+
+template <typename T>
+void FileCache<T>::evictIfNeeded()
+{
+    if (cache_.size() < max_size_)
+        return;
+
+    // 删除最早使用的（LRU 末尾）
+    KeyType oldest = lru_list_.back();
+    lru_list_.pop_back();
+    cache_.erase(oldest);
+
+    std::cout << "Evicted cache from memory for key: " << oldest << std::endl;
+}
+
+template <typename T>
+bool FileCache<T>::get(const KeyType& key, std::shared_ptr<T>& pData)
+{
+    std::lock_guard<std::mutex> lock(mutex_);
+
+    // 检查内存缓存
+    auto it = cache_.find(key);
+    if (it != cache_.end())
+    {
+        // 缓存命中，更新 LRU 顺序
+        lru_list_.erase(it->second.second);
+        lru_list_.push_front(key);
+        it->second.second = lru_list_.begin();
+
+        pData = it->second.first;
+        return true;
+    }
+
+    // 尝试从文件加载
+    auto newData = std::make_shared<T>();
+    if (loadFromFile(key, *newData))
+    {
+        evictIfNeeded();  // 超出内存容量时删除最早的
+
+        // 插入新缓存到内存
+        lru_list_.push_front(key);
+        cache_[key] = { newData, lru_list_.begin() };
+        pData = newData;
+        return true;
+    }
+
+    return false;
+}
+template <typename T>
+void FileCache<T>::set(const KeyType& key, std::shared_ptr<T> pData)
+{
+    std::lock_guard<std::mutex> lock(mutex_);
+
+    // 如果已存在，则更新 LRU 位置
+    auto it = cache_.find(key);
+    if (it != cache_.end())
+    {
+        lru_list_.erase(it->second.second);
+    }
+    else
+    {
+        evictIfNeeded();  // 超出内存容量时删除最早的
+    }
+
+    // 插入新数据到内存
+    lru_list_.push_front(key);
+    cache_[key] = { pData, lru_list_.begin() };
+
+    saveToFile(key, *pData);  // 将数据存储到磁盘
+}
+
+template <typename T>
+size_t FileCache<T>::getMemSize()
+{
+    std::lock_guard<std::mutex> lock(mutex_);
+    return cache_.size();
+}
diff --git a/stitch/src/StitchStruct.h b/stitch/src/StitchStruct.h
index 48daa76..ae6a95c 100644
--- a/stitch/src/StitchStruct.h
+++ b/stitch/src/StitchStruct.h
@@ -51,6 +51,8 @@ struct FrameCache
     FrameInfo _para;
     GD_VIDEO_FRAME_S _frame_info;
     BYTE8 _data[IMG_CACHE_SIZE];
-    cv::Point2f _pt[FEA_NUM_MAX];
+    cv::KeyPoint _pt[FEA_NUM_MAX];
     FLOAT32 _desp[FEA_NUM_MAX * FEA_DES_SIZE];
+
+    DOUBLE64 H[9];// H矩阵
 };
\ No newline at end of file