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feat: 切换后端至PaddleOCR-NCNN，切换工程为CMake

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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
This commit is contained in:
wangzhengyang
2022-05-10 09:54:44 +08:00
parent ecdd171c6f
commit 718c41634f
10018 changed files with 3593797 additions and 186748 deletions
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40
3rdparty/opencv-4.5.4/platforms/semihosting/aarch64-semihosting.toolchain.cmake vendored Normal file
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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
set(CMAKE_SYSTEM_NAME Generic)
set(CMAKE_SYSTEM_PROCESSOR AArch64)
set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
set(PORT_FILE ${CMAKE_SOURCE_DIR}/platforms/semihosting/include/aarch64_semihosting_port.hpp)
set(COMMON_FLAGS "--specs=rdimon.specs -DOPENCV_INCLUDE_PORT_FILE=\\\"${PORT_FILE}\\\"")
set(CMAKE_AR ${SEMIHOSTING_TOOLCHAIN_PATH}aarch64-none-elf-ar${CMAKE_EXECUTABLE_SUFFIX})
set(CMAKE_ASM_COMPILER ${SEMIHOSTING_TOOLCHAIN_PATH}aarch64-none-elf-gcc${CMAKE_EXECUTABLE_SUFFIX})
set(CMAKE_C_COMPILER ${SEMIHOSTING_TOOLCHAIN_PATH}aarch64-none-elf-gcc${CMAKE_EXECUTABLE_SUFFIX})
set(CMAKE_CXX_COMPILER ${SEMIHOSTING_TOOLCHAIN_PATH}aarch64-none-elf-g++${CMAKE_EXECUTABLE_SUFFIX})
set(CMAKE_LINKER ${SEMIHOSTING_TOOLCHAIN_PATH}aarch64-none-elf-ld${CMAKE_EXECUTABLE_SUFFIX})
set(CMAKE_OBJCOPY ${SEMIHOSTING_TOOLCHAIN_PATH}aarch64-none-elf-objcopy${CMAKE_EXECUTABLE_SUFFIX} CACHE INTERNAL "")
set(CMAKE_RANLIB ${SEMIHOSTING_TOOLCHAIN_PATH}aarch64-none-elf-ranlib${CMAKE_EXECUTABLE_SUFFIX} CACHE INTERNAL "")
set(CMAKE_SIZE ${SEMIHOSTING_TOOLCHAIN_PATH}aarch64-none-elf-size${CMAKE_EXECUTABLE_SUFFIX} CACHE INTERNAL "")
set(CMAKE_STRIP ${SEMIHOSTING_TOOLCHAIN_PATH}aarch64-none-elf-strip${CMAKE_EXECUTABLE_SUFFIX} CACHE INTERNAL "")
set(CMAKE_C_FLAGS ${COMMON_FLAGS} CACHE INTERNAL "")
set(CMAKE_CXX_FLAGS ${COMMON_FLAGS} CACHE INTERNAL "")
set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
set(OPENCV_SEMIHOSTING ON)
set(OPENCV_DISABLE_THREAD_SUPPORT ON)
set(OPENCV_DISABLE_FILESYSTEM_SUPPORT ON)
set(BUILD_SHARED_LIBS OFF)
set(OPENCV_FORCE_3RDPARTY_BUILD OFF)
# Enable newlib.
add_definitions(-D_GNU_SOURCE)
add_definitions(-D_POSIX_PATH_MAX=0)

42
3rdparty/opencv-4.5.4/platforms/semihosting/include/aarch64_semihosting_port.hpp vendored Normal file
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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 AARCH64_BAREMETAL_PORT_HPP
#define AARCH64_BAREMETAL_PORT_HPP
#include <malloc.h> // Needed for `memalign`.
#include <sys/errno.h> // Needed for `ENOMEM`.
// -std=c++11 is missing the following definitions when targeting
// semihosting on aarch64.
#if __cplusplus == 201103L
#include <cmath>
#define M_PI 3.14159265358979323846
#define M_SQRT2 1.41421356237309504880
namespace std {
inline double cbrt(double x) {
return ::cbrt(x);
}
inline double copysign(double mag, double sgn) {
return ::copysign(mag, sgn);
}
} //namespace std
#endif // __cplusplus == 201103L
extern "C" {
// Redirect the implementation of `posix_memalign` to `memalign`
// as the former is
// missing at link time. https://pubs.opengroup.org/onlinepubs/9699919799/functions/posix_memalign.html
__attribute__((weak)) int posix_memalign(void **memptr, size_t alignment, size_t size) {
void * ptr = memalign(alignment, size);
if (ptr != NULL) {
*memptr = ptr;
return 0;
}
return ENOMEM;
}
} // extern "C"
#endif