feat: 切换后端至PaddleOCR-NCNN，切换工程为CMake

1.项目后端整体迁移至PaddleOCR-NCNN算法，已通过基本的兼容性测试 2.工程改为使用CMake组织，后续为了更好地兼容第三方库，不再提供QMake工程 3.重整权利声明文件，重整代码工程，确保最小化侵权风险 Log: 切换后端至PaddleOCR-NCNN，切换工程为CMake Change-Id: I4d5d2c5d37505a4a24b389b1a4c5d12f17bfa38c
2022-05-10 09:54:44 +08:00
parent ecdd171c6f
commit 718c41634f
10018 changed files with 3593797 additions and 186748 deletions
--- a/3rdparty/opencv-4.5.4/modules/imgcodecs/src/grfmt_exr.hpp
+++ b/3rdparty/opencv-4.5.4/modules/imgcodecs/src/grfmt_exr.hpp
@ -0,0 +1,123 @@
+/*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 _GRFMT_EXR_H_
+#define _GRFMT_EXR_H_
+
+#ifdef HAVE_OPENEXR
+
+#if defined __GNUC__ && defined __APPLE__
+#  pragma GCC diagnostic ignored "-Wshadow"
+#endif
+
+#include <ImfChromaticities.h>
+#include <ImfInputFile.h>
+#include <ImfChannelList.h>
+#include <ImathBox.h>
+#include "grfmt_base.hpp"
+
+namespace cv
+{
+
+using namespace Imf;
+using namespace Imath;
+
+/* libpng version only */
+
+class ExrDecoder CV_FINAL : public BaseImageDecoder
+{
+public:
+
+    ExrDecoder();
+    ~ExrDecoder() CV_OVERRIDE;
+
+    int   type() const CV_OVERRIDE;
+    bool  readData( Mat& img ) CV_OVERRIDE;
+    bool  readHeader() CV_OVERRIDE;
+    void  close();
+
+    ImageDecoder newDecoder() const CV_OVERRIDE;
+
+protected:
+    void  UpSample( uchar *data, int xstep, int ystep, int xsample, int ysample );
+    void  UpSampleX( float *data, int xstep, int xsample );
+    void  UpSampleY( uchar *data, int xstep, int ystep, int ysample );
+    void  ChromaToBGR( float *data, int numlines, int xstep, int ystep );
+    void  RGBToGray( float *in, float *out );
+
+    InputFile      *m_file;
+    Imf::PixelType  m_type;
+    Box2i           m_datawindow;
+    bool            m_ischroma;
+    const Channel  *m_red;
+    const Channel  *m_green;
+    const Channel  *m_blue;
+    const Channel  *m_alpha;
+    Chromaticities  m_chroma;
+    int             m_bit_depth;
+    bool            m_native_depth;
+    bool            m_iscolor;
+    bool            m_isfloat;
+    bool            m_hasalpha;
+
+private:
+    ExrDecoder(const ExrDecoder &); // copy disabled
+    ExrDecoder& operator=(const ExrDecoder &); // assign disabled
+};
+
+
+class ExrEncoder CV_FINAL : public BaseImageEncoder
+{
+public:
+    ExrEncoder();
+    ~ExrEncoder() CV_OVERRIDE;
+
+    bool  isFormatSupported( int depth ) const CV_OVERRIDE;
+    bool  write( const Mat& img, const std::vector<int>& params ) CV_OVERRIDE;
+    ImageEncoder newEncoder() const CV_OVERRIDE;
+};
+
+}
+
+#endif
+
+#endif/*_GRFMT_EXR_H_*/