使用cmake导入opencv C++文件时出错

Question

在我的项目中已经安装了opencv，但是导入的C++文件出现了错误

FAILURE: Build failed with an exception.

null

    cmake_minimum_required(VERSION 3.4.1)
set(CMAKE_VERBOSE_MAKEFILE on)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libstdc++")
SET(CMAKE_EXE_LINKER_FLAGS  "-lopencv_stitching")
include_directories(${CMAKE_SOURCE_DIR}/src/main/jniIncludes)

add_library(native-panorama
            SHARED
        src/main/jni/com_example_sunscape_NativePanorama.cpp)
add_library(lib_opencv SHARED IMPORTED)
set_target_properties(lib_opencv PROPERTIES IMPORTED_LOCATION ${CMAKE_SOURCE_DIR}/src/main/libs/${ANDROID_ABI}/libopencv_java4.so)
find_library(log-lib
                log)
target_link_libraries(native-panorama ${log-lib} lib_opencv)

externalNativeBuild {
            cmake {
                arguments "-DANDROID_TOOLCHAIN=clang++","-DANDROID_ARM_NEON=TRUE" ,"-DANDROID_STL_FORCE_FEATURES=OFF"
                cppFlags "-std=gnu++11", "-Wno-error=format-security","-frtti -fexceptions"
            }
        }
        ndk {
             abiFilters 'x86', 'x86_64', 'armeabi-v7a',
                    'arm64-v8a'
        }

Answer 1

set(CMAKE_CXX_FLAGS“${CMAKE_CXX_FLAGS}-stdlib=libstdc++”）

别那么做。