vendor: OpenCV 5.0.0 snapshot at 40738fb16ceddb5fb3fea747585f7ce6abb0605b

2026-08-22 00:10:33 +08:00
commit f7f077da11
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+// This file is part of OpenCV project.
+// It is subject to the license terms in the LICENSE file found in the top-level directory
+// of this distribution and at http://opencv.org/license.html.
+
+#ifndef _CODERS_BASE_H_
+#define _CODERS_BASE_H_
+
+#include <vector>
+#include <memory>
+#include <cstdint>
+
+#include <opencv2/core.hpp>
+
+namespace cv {
+
+class BasePointCloudDecoder;
+class BasePointCloudEncoder;
+using PointCloudDecoder = std::unique_ptr<BasePointCloudDecoder>;
+using PointCloudEncoder = std::unique_ptr<BasePointCloudEncoder>;
+
+// for OBJ files: to read vertices, normals and texture coords as they are given in the file
+// or duplicate them according to faces
+const int READ_AS_IS_FLAG = 1;
+
+///////////////////////////////// base class for decoders ////////////////////////
+class BasePointCloudDecoder
+{
+public:
+    virtual ~BasePointCloudDecoder() = default;
+
+    virtual void setSource(const std::string& filename) noexcept;
+    virtual void readData(std::vector<Point3f>& points, std::vector<Point3f>& normals, std::vector<Point3f>& rgb);
+    virtual void readData(std::vector<Point3f>& points, std::vector<Point3f>& normals, std::vector<Point3f>& rgb,
+                          std::vector<Point3f>& texCoords, int& nTexCoords,
+                          std::vector<std::vector<int32_t>>& indices, int flags) = 0;
+
+protected:
+    std::string m_filename;
+};
+
+///////////////////////////////// base class for encoders ////////////////////////
+class BasePointCloudEncoder
+{
+public:
+    virtual ~BasePointCloudEncoder() = default;
+
+    virtual void setDestination(const std::string& filename) noexcept;
+    virtual void writeData(const std::vector<Point3f>& points, const std::vector<Point3f>& normals, const std::vector<Point3f>& rgb);
+    virtual void writeData(const std::vector<Point3f>& points, const std::vector<Point3f>& normals, const std::vector<Point3f>& rgb,
+                           const std::vector<Point3f>& texCoords, int nTexCoords,
+                           const std::vector<std::vector<int32_t>>& indices) = 0;
+
+protected:
+    std::string m_filename;
+};
+
+} /* namespace cv */
+
+#endif