Android Jni 编译 error: undefined reference to 错误

本文介绍了在Android项目中遇到的NDK本地库链接错误,如“error: undefined reference to...”的问题及其解决方法。通过在Android.mk文件中正确设置LOCAL_LDLIBS变量来链接所需的本地库,例如-lGLESv3和-lEGL等。

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最近编译了几个静态库 使用了几个NDK本地库,但是在编写android.mk时并未做链接,所以报了几个错误,类似error: undefined reference to ……
此时一个可能是工程内部文件未正确关联,还有一个就是未关联NDK本地库

此时需要在Android.mk 使用LOCAL_LDLIBS变量链接本地库。
具体可以查看:https://developer.android.com/ndk/guides/stable_apis.html

error: undefined reference to ‘glPixelStorei’

这个是底层调用的OpenGL渲染库,需要链接到-lGLESv3库

error: undefined reference to ‘eglMakeCurrent’
需要链接到-lEGL库

。。。
还有其他的 -lOpenSLES -ljnigraphics …

FAILED: lib/libInspireFace.so cmd.exe /C "cd . && D:\android\Android\Sdk\ndk\25.2.9519653\toolchains\llvm\prebuilt\windows-x86_64\bin\clang++.exe --target=aarch64-none-linux-android21 --sysroot=D:/android/Android/Sdk/ndk/25.2.9519653/toolchains/llvm/prebuilt/windows-x86_64/sysroot -fPIC -g -DANDROID -fdata-sections -ffunction-sections -funwind-tables -fstack-protector-strong -no-canonical-prefixes -D_FORTIFY_SOURCE=2 -Wformat -Werror=format-security -g0 -std=c++14 -O3 -O3 -mfpu=neon -O3 -DNDEBUG -static-libstdc++ -Wl,--build-id=sha1 -Wl,--no-rosegment -Wl,--fatal-warnings -Wl,--no-undefined -Qunused-arguments -Wl,--gc-sections -shared -Wl,-soname,libInspireFace.so -o lib\libInspireFace.so @CMakeFiles\InspireFace.rsp && cd ." ld: error: undefined symbol: HFLaunchInspireFace >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_GlobalLaunch) ld: error: undefined symbol: HFTerminateInspireFace >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_GlobalTerminate) ld: error: undefined symbol: HFQueryInspireFaceLaunchStatus >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_QueryLaunchStatus) ld: error: undefined symbol: HFCreateInspireFaceSession >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_CreateSession) ld: error: undefined symbol: HFReleaseInspireFaceSession >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_ReleaseSession) ld: error: undefined symbol: HFCreateImageStream >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_CreateImageStreamFromBitmap) >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_CreateImageStreamFromByteBuffer) ld: error: undefined symbol: HFDeBugImageStreamDecodeSave >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_WriteImageStreamToFile) ld: error: undefined symbol: HFReleaseImageStream >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_ReleaseImageStream) ld: error: undefined symbol: HFExecuteFaceTrack >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_ExecuteFaceTrack) ld: error: undefined symbol: HFGetNumOfFaceDenseLandmark >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_GetFaceDenseLandmarkFromFaceToken) ld: error: undefined symbol: HFGetFaceDenseLandmarkFromFaceToken >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_GetFaceDenseLandmarkFromFaceToken) ld: error: undefined symbol: HFFaceFeatureExtract >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_ExtractFaceFeature) ld: error: undefined symbol: HFFaceGetFaceAlignmentImage >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_GetFaceAlignmentImage) ld: error: undefined symbol: HFImageBitmapGetData >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_GetFaceAlignmentImage) ld: error: undefined symbol: HFReleaseImageBitmap >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_GetFaceAlignmentImage) >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_GetFaceAlignmentImage) ld: error: undefined symbol: HFSessionSetTrackPreviewSize >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_SetTrackPreviewSize) ld: error: undefined symbol: HFSessionSetFilterMinimumFacePixelSize >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_SetFilterMinimumFacePixelSize) ld: error: undefined symbol: HFSessionSetFaceDetectThreshold >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_SetFaceDetectThreshold) ld: error: undefined symbol: HFSessionSetTrackModeSmoothRatio >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_SetTrackModeSmoothRatio) ld: error: undefined symbol: HFSessionSetTrackModeNumSmoothCacheFrame >>> referenced by inspireface_jni.cpp >>> cpp/inspireface/CMakeFiles/InspireFace.dir/platform/jni/android/inspireface_jni.cpp.o:(Java_com_insightface_sdk_inspireface_InspireFace_SetTrackModeNumSmoothCacheFrame) ld: error: too many errors emitted, stopping now (use -error-limit=0 to see all errors) clang++: error: linker command failed with exit code 1 (use -v to see invocation) ninja: build stopped: subcommand failed. Build-AndroidArch : Ninja 编译失败! 所在位置 D:\insightface-master\insightface-master\cpp-package\inspireface\command\build_android.ps1:247 字符: 1 + Build-AndroidArch "arm64-v8a" 21 + ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + CategoryInfo : NotSpecified: (:) [Write-Error], WriteErrorException + FullyQualifiedErrorId : Microsoft.PowerShell.Commands.WriteErrorException,Build-AndroidArch
最新发布
08-10
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