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

3rdparty/opencv-4.5.4/samples/semihosting/include/CMakeLists.txt

@@ -0,0 +1,16 @@
+# Populate a C array with random data.
+set(RAW_PIXELS_SIZE 102400)
+set(RAW_PIXELS_HEADER ${CMAKE_CURRENT_BINARY_DIR}/raw_pixels.hpp)
+set(RAW_PIXELS_HEADER_IN ${CMAKE_CURRENT_SOURCE_DIR}/raw_pixels.hpp.in)
+
+set(RAW_PIXEL_VALUES "")
+# Seed the random number generator.
+string(RANDOM LENGTH 8 ALPHABET 0123456789abcdf RANDOM_SEED 314 number)
+math(EXPR LOOP_RANGE "${RAW_PIXELS_SIZE} - 1")
+
+foreach(i RANGE ${LOOP_RANGE})
+  string(RANDOM LENGTH 8 ALPHABET 0123456789abcdf number)
+  string(CONCAT RAW_PIXEL_VALUES ${RAW_PIXEL_VALUES} "0x${number}, \\\n")
+endforeach()
+
+configure_file(${RAW_PIXELS_HEADER_IN} ${RAW_PIXELS_HEADER})

3rdparty/opencv-4.5.4/samples/semihosting/include/raw_pixels.hpp.in

@@ -0,0 +1,11 @@
+#ifndef RAW_PIXELS_HPP
+#define RAW_PIXELS_HP
+#include <cstdint>
+
+#cmakedefine RAW_PIXEL_VALUES @RAW_PIXEL_VALUES@
+#cmakedefine RAW_PIXELS_SIZE @RAW_PIXELS_SIZE@
+
+static std::uint32_t raw_pixels[RAW_PIXELS_SIZE] = {
+    RAW_PIXEL_VALUES
+};
+#endif //RAW_PIXELS_HPP