Android NDK: 如何编译JNI为指定的指令集(armeabi/arm64)

Posted 2021-12-20 柳鲲鹏

• 具体错误

D:\\Nanjing-SVN\\USBCamera2\\libusb4javajni\\src\\main\\jni>D:\\SOFTWARES\\DEVELOP\\andro
id-ndk-r16b/ndk-build.cmd
android NDK: WARNING: APP_PLATFORM android-14 is higher than android:minSdkVersi
on 1 in D:/Nanjing-SVN/USBCamera2/libusb4javajni/src/main/AndroidManifest.xml. N
DK binaries will *not* be comptible with devices older than android-14. See http
s://android.googlesource.com/platform/ndk/+/master/docs/user/common_problems.md
for more information.
Android NDK: NDK Application 'local' targets unknown ABI(s): arm64-v8
Android NDK: Please fix the APP_ABI definition in D:/Nanjing-SVN/USBCamera2/libu
sb4javajni/src/main/jni/Application.mk
D:/SOFTWARES/DEVELOP/android-ndk-r16b/build//../build/core/setup-app.mk:75: ***
Android NDK: Aborting    .  Stop.

• 解决办法

找到JNI目录下的Application.mk，如下修改：

# armeabi arm64-v8a
APP_ABI := armeabi-v7a arm64-v8a

具体使用哪个指令集，看自己情况。如果不确定，就多加点