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2026-01-06 10:29:54 +08:00 · 2026-01-06 10:29:54 +08:00 · 3bdf2003ec
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parent f95d5a63b0
898 changed files with 1405811 additions and 1 deletions
--- a/dependency/opencv/opencv-linux-aarch64/include/opencv2/stitching/detail/exposure_compensate.hpp
+++ b/dependency/opencv/opencv-linux-aarch64/include/opencv2/stitching/detail/exposure_compensate.hpp
@ -0,0 +1,136 @@
+/*M///////////////////////////////////////////////////////////////////////////////////////
+//
+//  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
+//
+//  By downloading, copying, installing or using the software you agree to this license.
+//  If you do not agree to this license, do not download, install,
+//  copy or use the software.
+//
+//
+//                          License Agreement
+//                For Open Source Computer Vision Library
+//
+// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
+// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
+// Third party copyrights are property of their respective owners.
+//
+// Redistribution and use in source and binary forms, with or without modification,
+// are permitted provided that the following conditions are met:
+//
+//   * Redistribution's of source code must retain the above copyright notice,
+//     this list of conditions and the following disclaimer.
+//
+//   * Redistribution's in binary form must reproduce the above copyright notice,
+//     this list of conditions and the following disclaimer in the documentation
+//     and/or other materials provided with the distribution.
+//
+//   * The name of the copyright holders may not be used to endorse or promote products
+//     derived from this software without specific prior written permission.
+//
+// This software is provided by the copyright holders and contributors "as is" and
+// any express or implied warranties, including, but not limited to, the implied
+// warranties of merchantability and fitness for a particular purpose are disclaimed.
+// In no event shall the Intel Corporation or contributors be liable for any direct,
+// indirect, incidental, special, exemplary, or consequential damages
+// (including, but not limited to, procurement of substitute goods or services;
+// loss of use, data, or profits; or business interruption) however caused
+// and on any theory of liability, whether in contract, strict liability,
+// or tort (including negligence or otherwise) arising in any way out of
+// the use of this software, even if advised of the possibility of such damage.
+//
+//M*/
+
+#ifndef OPENCV_STITCHING_EXPOSURE_COMPENSATE_HPP
+#define OPENCV_STITCHING_EXPOSURE_COMPENSATE_HPP
+
+#if defined(NO)
+#  warning Detected Apple 'NO' macro definition, it can cause build conflicts. Please, include this header before any Apple headers.
+#endif
+
+#include "opencv2/core.hpp"
+
+namespace cv {
+namespace detail {
+
+//! @addtogroup stitching_exposure
+//! @{
+
+/** @brief Base class for all exposure compensators.
+ */
+class CV_EXPORTS ExposureCompensator
+{
+public:
+    virtual ~ExposureCompensator() {}
+
+    enum { NO, GAIN, GAIN_BLOCKS };
+    static Ptr<ExposureCompensator> createDefault(int type);
+
+    /**
+    @param corners Source image top-left corners
+    @param images Source images
+    @param masks Image masks to update (second value in pair specifies the value which should be used
+    to detect where image is)
+     */
+    void feed(const std::vector<Point> &corners, const std::vector<UMat> &images,
+              const std::vector<UMat> &masks);
+    /** @overload */
+    virtual void feed(const std::vector<Point> &corners, const std::vector<UMat> &images,
+                      const std::vector<std::pair<UMat,uchar> > &masks) = 0;
+    /** @brief Compensate exposure in the specified image.
+
+    @param index Image index
+    @param corner Image top-left corner
+    @param image Image to process
+    @param mask Image mask
+     */
+    virtual void apply(int index, Point corner, InputOutputArray image, InputArray mask) = 0;
+};
+
+/** @brief Stub exposure compensator which does nothing.
+ */
+class CV_EXPORTS NoExposureCompensator : public ExposureCompensator
+{
+public:
+    void feed(const std::vector<Point> &/*corners*/, const std::vector<UMat> &/*images*/,
+              const std::vector<std::pair<UMat,uchar> > &/*masks*/) CV_OVERRIDE { }
+    void apply(int /*index*/, Point /*corner*/, InputOutputArray /*image*/, InputArray /*mask*/) CV_OVERRIDE { }
+};
+
+/** @brief Exposure compensator which tries to remove exposure related artifacts by adjusting image
+intensities, see @cite BL07 and @cite WJ10 for details.
+ */
+class CV_EXPORTS GainCompensator : public ExposureCompensator
+{
+public:
+    void feed(const std::vector<Point> &corners, const std::vector<UMat> &images,
+              const std::vector<std::pair<UMat,uchar> > &masks) CV_OVERRIDE;
+    void apply(int index, Point corner, InputOutputArray image, InputArray mask) CV_OVERRIDE;
+    std::vector<double> gains() const;
+
+private:
+    Mat_<double> gains_;
+};
+
+/** @brief Exposure compensator which tries to remove exposure related artifacts by adjusting image block
+intensities, see @cite UES01 for details.
+ */
+class CV_EXPORTS BlocksGainCompensator : public ExposureCompensator
+{
+public:
+    BlocksGainCompensator(int bl_width = 32, int bl_height = 32)
+            : bl_width_(bl_width), bl_height_(bl_height) {}
+    void feed(const std::vector<Point> &corners, const std::vector<UMat> &images,
+              const std::vector<std::pair<UMat,uchar> > &masks) CV_OVERRIDE;
+    void apply(int index, Point corner, InputOutputArray image, InputArray mask) CV_OVERRIDE;
+
+private:
+    int bl_width_, bl_height_;
+    std::vector<UMat> gain_maps_;
+};
+
+//! @}
+
+} // namespace detail
+} // namespace cv
+
+#endif // OPENCV_STITCHING_EXPOSURE_COMPENSATE_HPP