Android Ndk Libraries

mk build file that is used by ndk-build. It contains the toolchains (such as compiler and linker) needed to build the necessary libraries, and finally produce the output package (APK). May 11, 2018 · The Android NDK is a set of tools that allow you to use C and C++ code in your Android app. You can simply reference it in your projects. how to fix windows 10 apps crashing at launch - mspoweruser. When you develop applications for Android, the Android SDK and Android NDK are required on your development system, and they both need to be known to the SDK Manager. Referring to the NDK sample two-libs, quickly create libtwolib-first. Check the source code to see if they already have scripts for android already. The NDK helps the Android* developer include C or C++ code in their applications. A corresponding Unity package (SDK) is planned for a future release. clang toolchains. Developers should begin testing their apps with LLD. For any sample project when i run ndk-build -B, i. GIF library built with ndk and gradle in aar format for usage with android gradle build system. FFMPEG has written in C language, so to use this library we need android NDK as interface between FFMPEG library and Android. Then navigate to the project folder in a terminal and execute ndk-build. Merge duplicated resources: Consolidate duplicate resource * files to reduce package size. The Android NDK contains the cpufeatures library which can be used to detect a device's CPU at runtime. so library and zip them in a file (say "projectlibs. Often ANDROID_NDK path is set to the prebuilt toolchain, that comes along with the NDK. Android With Unity as a Library, the structure of the Android Gradle project has changed. ndk-build NDK_DEBUG=1 デバッグ可能なバイナリの生成. so file in a new folder called libs• The. The NDK helps the Android* developer include C or C++ code in their applications. Android NDK Overview The Android NDK is a set of tools that allows Android application developers to embed native See the GDB User Manual for a list of useful commands. It consists of the following components: A set of cross-tool chains and build scripts used to generate binary libraries for Intel® x86 architecture from C/C++ source files on your development platforms. a with ndk-build. HelloWorld is a simple image classification application that demonstrates how to use PyTorch Android API. To get started, first set up Crashlytics for Android by following the Getting Started guide. The following Android libraries are available for the various Firebase products. so file is the binary library that will be included into the application. apk package and will be available for the Java code of the app to link to. Using the NDK is. the library supports various formats like 3DS, DAE, OBJ and many more formats and the library can be ported to the android platform using the native development kit for android. The Android NDK (Native Development Kit) is a companion toolset to the Android SDK that lets you implement parts of your app using native-compiled languages such as C or C++ instead of Java. ndk-buildの使い方. This is a distribution of the CrystaX NDK, which has been developed as a drop-in replacement for Google's Android NDK (Native Development Kit). The x86 implementation uses the standard Hotspot JIT but the ARM 32-bit implementation is restricted to the Zero interpreter. Be noted that this post will not teach you how to develop a whole JNI supported Android application, the outcome of the following procedure will only lead you to generate a shared library (*. Since I have Android NDK installed on my Mac, I thought it would be nice if I can make good use of that. Use the following commands to build and install the OpenSSL library for Android. Please feel free to skip this section and to refer to the example which follows. Had it included program development on the Android Studio instead of the obsolete and often unconfigurable Eclipse, I would have given it five stars. What I mean, at the Libraries layer you get. Jun 21, 2016 · Some libraries are public: the NDK exposes libandroid, libc, libcamera2ndk, libdl, libGLES, libjnigraphics, liblog, libm, libmediandk, libOpenMAXAL, libOpenSLES, libstdc++, libvulkan, and libz as part of the NDK API. Compare Android NDK vs Samsung head-to-head across pricing, user satisfaction, and features, using data from actual users. Android application development is primarily done with the Android SDK. Jun 28, 2019 · Android's NDK will start the shared OpenMP runtime in addition to the static libomp. It allows the app to start without these libraries. sh suites your taste. It provides platform libraries to manage… An Android developer 's daily life is full of challenges, from updates in the ecosystem, migration to Kotlin to using Dagger2, RxJava and so on. Integrated and updated third-party libraries and SDK's such as Facebook, Twitter, PayPal etc. Then Google comes along and releases a Java based library for Android and calls it a SDK. For certain types of apps, this can help you reuse code libraries written in those languages. Android NDK GIF Library. How to use Android Studio's CMake support to create a native project. 6 - Android-Specific Information. What you'll need. A tool used to obfuscate aab resources. The NDK is a toolset that allows you to implement parts of your app using native-code languages such as C and C++. Really it depends on libsvg, libpng, libjpeg, libexpat and zlib. - Copy the generated shared libraries to a proper location of your application project path, so they will be automatically added to your final (and signed). Aug 08, 2010 · Compile Static Library only using NDK In order to build Static library only follow the below steps If you have multiple libs to build then make Android. Android NDK — Everything you need to know. The app may have been released some time ago in the Google* Play store and the library may have only supported arm devices at that time. Jul 07, 2017 · The Android NDK allows you to use C/C++ code in your Android apps. Android SDK r21. classpath 'com. OpenCV library is packed as a ready-for-use Android Library Project. The third-party library ecosystem for Android is massive. so, etc, libraries are located for your target Android API level. In the jni folder, place the Android. The following example demonstrates how to use cpufeatures with. Delivers Rich Context to Enable Developers to Identify, Prioritize and Fix Application Errors Faster Across Mobile, Native and Web-based Applications. classpath 'com. so file) which you can use for your android application. Egli 2014 4/15 Rev. Since the app will run directly in the processor, instead of being interpreted by Dalvik Virtual Machine, it will gain some extra speed. Building Native Android Libraries with the Latest Experimental Android Plugin A major challenge we have faced with NDK development on our Android Video SDK is integrating with the prescribed Android Studio Gradle-based workflow. Android Native Development Kit (NDK), and included documentation. The Native Development Kit (NDK) is a set of tools that allows you to use C and C++ code with Android, and provides platform libraries you can use to manage native activities and access physical device components, such as sensors and touch input. After collecting the required files, your working directory will look similar to below. Getting started with Android NDK: Android Tutorial We all started our journey of programming language with C or C++. Compile library using ndk-build without android project. md @@ -1,154 +1,111 @@ Changelog =====-We've. Overview of Android NDK (Native Development Toolkit). and download libOpenCL. After collecting the required files, your working directory will look similar to below. Since the app will run directly in the processor, instead of being interpreted by Dalvik Virtual Machine, it will gain some extra speed. I looked at The Guardian project's openssl for Android but it was very out of date. Vendor processes must not load non-LL-NDK, non-VNDK-SP, and non-VNDK libraries from the system partition. Today I am going to Discuss how to generate. Android NDK. Android Studio v0. The NDK is a toolset that allows you to implement parts of your app using native-code languages such as C and C++. so in Android Studio with the static library. Jul 19, 2016 · In order to use it, we need to use Android NDK JNI interface translate to readable form in java and compile the. How to explore and debug JNI code. How to compile busybox with Android NDK for both ARM and x86 architectures I was looking for a way to run busybox on a Motorola RAZRi with an x86 Intel Atom processor but I couldn't find any Android app from the Google play market that was running on the phone (when running any busybox command nothing happened and I was immediately getting the. Description. so files either C or C++. NDK is also a SDK Google is responsible for this loose nomenclature. zip file with the structure:. though repairing the library is supposed to fix problems, it’s a good idea to backup the mac and your photos library into time machine, or your backup method of choice, before attempting to repair. Windows 7; Android NDKのダウンロード; 環境変数の PATH にも NDK のフォルダを追加する; コマンドの例. The NDK provides a small library named cpufeatures that your app can use at runtime to detect the target device's CPU family and the optional features it supports. Bazel supports building Android apps using the Android rules. However, there are a few restrictions due to the Binoic C library used by Android. There's a new open source Cardboard SDK for iOS and Android NDK that offers a streamlined API, improved device compatibility, and built-in viewer profile QR code scanning. Android NDK allows you to implement parts of your Android apps using C and C++. 點選 Next 進行下一步 5. This tool scans binary files in the system and vendor images then resolves dependencies. Piotr Morgwai Kotarbiński has a page on building the Crypto++ library with Android's modified build system. how to repair photos library in photos app for mac os x. Android Studio v0. I copied the jni and the armeabi-v7a folder into my project. I am fairly new to android studio and am trying to get to grips with the cradle and CMake features so I can make use of my c++ project source code. This is basically the list of. In the jni folder, place the Android. The Android NDK contains the cpufeatures library which can be used to detect a device's CPU at runtime. 4 there is no concept of writing. 不同于<<跨平台编译的经验之谈--cmake编译文件的一般方法>>一文中总结的一般方法, Android由于运行文件的生成必须是java+so的形式,所以我们用cmake进行编译的部分即native部分只能是一个so,就是我们所说的库文件.而早期的Android工程(Eclipse时代)以及. 6 - Android-Specific Information. This is because the Android NDK GCC compiler does not provide a predefined macro that allows for reliable detection of an Android target. However, there are a few restrictions due to the Binoic C library used by Android. Apps targeting 24 or later and using any non-public libraries should be updated. See related links to what you are looking for. How do include the above libraries in my ndk application. In the jni folder, place the Android. Vendor processes must not load non-LL-NDK, non-VNDK-SP, and non-VNDK libraries from the system partition. This chapter describes SWIG's support of Android. However, I still maintain that the docs in the package are a must-read. 4) already contains Android. If you want to learn more about NDK itself, take a look at the documentation:. If you are building for Android 4. Android NDK Overview The Android NDK is a set of tools that allows Android application developers to embed native See the GDB User Manual for a list of useful commands. If native code uses. so libandroid. * Ensure that you have all of the dependent host libraries required to. This is the part of Android Framework(blue color on well-known. GIF library built with ndk and gradle in aar format for usage with android gradle build system. check your library's mode (whether it isARM). > -- You received this message because you are subscribed to the Google Groups "android-ndk" group. Nov 25, 2010 · And at last, you will need Android NDK. San Francisco Android User Group held an event on February 23rd, 2010 with Marko Gargenta who presented on Android Internals and NDK. Install protocol buffers v3. Android ndk Help Could anyone please guide me on how I'd integrate this library into my android ndk project cause I cant find any up to date info using cmake on how to do it. You can use it to build from your own source code, or to take advantage of existing prebuilt libraries. cd tess cd tess-two ndk-build android update project --path. When starting to investigate our library size following Cyril’s feedback, we discovered that Algolia binaries had vastly increased in size since our last release (from 850KB to 1. * Develop an Android App via NDK to load ARM [url removed, login to view] library. LLVM's libc++ is the C++ standard library that has been used by the Android OS since Lollipop, and as of NDK r18 is the only STL available in the NDK. The trick is this shared library calls functions provided by OTHER shared libraries. Simon Zhu Chn Is there anyone can help me? -- You received this message because you are subscribed to the Google Groups "android-ndk" group. The instructions that follow depend upon a properly configured Android NDK and SDK. The Android NDK is an extension of the Android SDK that lets Android developers build performance-critical parts of their applications in native code. Android NDK options: What compiler flags should I use for my libraries and apps to get the best performance across the widest range of SoCs? Offline Matthew Du Puy over 5 years ago Compiler options is one of those subjects that can get decidedly more complicated as you descend the rabbit hole. Then navigate to the project folder in a terminal and execute ndk-build. md @@ -1,154 +1,111 @@ Changelog =====-We've. 跨平台编译的经验之谈--cmake编译Android之ndk-build. "Android Native Development Kit Cookbook" begins with basic recipes that will help you in the building and debugging of native apps, and JNI programming. About OpenCV 2. android-sdk mit bezug auf 64-bit ubuntu und das samsung. LLVM's libc++ is the C++ standard library that has been used by the Android OS since Lollipop, and as of NDK r18 is the only STL available in the NDK. 5 system images or higher. If your wish to build Android games using this amazing framework, then this book is a must-have. This SDK included the Firebase SDK for Google Analytics. Apps are written in Java thus benefitting from the high-level constructs of the managed environment as well as the wealth of functionality provided by the Android application platform. Tutorial on OpenCV for Android Setup EE368/CS232 Digital Image Processing, Spring 2015 Linux Version For Motorola Droid phones Introduction In this tutorial, we will learn how to install OpenCV for Android on your computer and how to build Android applications using OpenCV functions. However, there are a few restrictions due to the Binoic C library used by Android. This is because the Android NDK GCC compiler does not provide a predefined macro that allows for reliable detection of an Android target. Step 3 : Create Java class Calculator. Makefile Android. Bazel is the primary build system for TensorFlow. (5 replies) I have developed an Android Application with some data crunching inside a C library (NDK). Jun 15, 2016 · Hi all! I’m happy to announce that the ROS NDK for Android has added Pluginlib support. so file) which you can use for your android application. The shared library for libc++ is libc++_shared. Feb 23, 2015 · Android AAR files build upon this concept to allow you to package not only the source code but also the libraries self contained Android resources. This guide shows you how to generate the Protocol Buffers source files and library for Android NDK from scratch. Apr 07, 2016 · Sources tell The Next Web that Google is considering making Swift a “first class” language for Android, while Facebook and Uber mull their options. Android NDK options: What compiler flags should I use for my libraries and apps to get the best performance across the widest range of SoCs? Offline Matthew Du Puy over 5 years ago Compiler options is one of those subjects that can get decidedly more complicated as you descend the rabbit hole. Gradle and Android Studio are really not ready for NDK, and so when you try to use the NDK module it’ll warn you that the current NDK support is deprecated. The ndk-build script will parse the project directory and its subfolders and build the application. Are there any solutions, or am I royally missing something?. It has support for C++ exceptions, RTTI and Standard C++ Library. Easily configure your project to include code libraries and generate multiple build variants from a. In my program (which uses pygame to draw objects on the video) I have two representation of my world: A physical one that I use to make all the calculations involved in the simulation and in which objects a. Other libraries are private, and Android N only allows access to them for platform HALs, system daemons, and the like. mips and mips64. Dalvik was an integral part of the Android software stack in the (now unsupported) Android versions 4. It allows the app to start without these libraries. I have found similar questions, however, non of them are related to the new Android Studio 2. Android NDK What is Android NDK. I have 2 libraries and I need to link them in my final library, but I have some problems. You no longer need to add the Android library com. java to call Native Jni Method into your Android application. Jun 06, 2019 · I can use Visual Studio make Android project, an run it with Visual Studio debug. Nov 24, 2011 at 6:36 am: I have compiled Wine with the NDK and when I try to execute it in the emulator, I get the. Else, if an environment variable ANDROID_STANDALONE_TOOLCHAIN is set then it will be used as the value of CMAKE_ANDROID_STANDALONE_TOOLCHAIN, and the Standalone Toolchain will be used. Developers should begin testing their apps with LLD. Other libraries are private, and Android N only allows access to them for platform HALs, system daemons, and the like. To have the ndk-build script build an application, first create a project folder. android 3rd party library using opencv. If you are using a 32-bit distribution (or hardware),. About the Author. Jan 23, 2011 · Thank you for this tutorial as well as the previous tutorial “Using Eclipse for Android C/C++ Development”. What is NDK? •Native Development Kit (NDK) is a set of tools that allow to embed native code into Android applications •It exploits the LLVM project, and in particular: •CLANG C/C++crosscompiler •32-bit ARM, AArch64, x86, and x86-64. Android Studio, SDK and NDK installation Requirements. Both were very helpful. If you are maintaining separate workspace than copy your project to Android NDK repository. Example on how to integrate Unity as a Library into native iOS application. Encoding Option. Those native parts are structured as a library that you call from your Java code. Because Android only exports Java. Open the Project Options dialog of the androidlcltest. Android Quickstart with a HelloWorld Example. I had a similar problem with rather complex application build with NDK r10d and its default 4. About · 6+ years of experience in Software development as a Senior Android Developer. If, however, you still need to use the Android NDK, here are some handy tips and instructions on how to install it and integrate it in your development. However, for later versions of Android, each VNDK version must be captured as a snapshot and provided as a pre-build to. The above example will use the Android NDK located inside your workspace in. Apps are written in Java thus benefitting from the high-level constructs of the managed environment as well as the wealth of functionality provided by the Android application platform. What to expect if your app is linking against private native libraries. This can be scary at times so really a whole workshop is required to learn it, but if you know C/C++ then you can take advantage of it. This application runs TorchScript serialized TorchVision pretrained resnet18 model on static image which is packaged inside the app as android asset. Why I always get errors on static initialization for Android. To post to this group, send email to [email protected] mk was used but in 3. The trick is this shared library calls functions provided by OTHER shared libraries. NDKROOT is environment variable containing the path to Android NDK in your system. In my program (which uses pygame to draw objects on the video) I have two representation of my world: A physical one that I use to make all the calculations involved in the simulation and in which objects a. build:gradle-experimental:0. For some reason, we might want to write Android applications using native code. For certain types of apps, this can be helpful so you can reuse existing code libraries written in these languages, but most apps do not need the Android NDK. mk 的末尾导入 android/cpufeatures。 以下是导入 cpufeatures 的 Android. Else, if an environment variable ANDROID_NDK_ROOT or ANDROID_NDK is set, it will be used as the value of CMAKE_ANDROID_NDK, and the NDK will be used. Sep 21, 2015 · Building your application. The Kotlin extensions library transitively includes the corresponding firebase-functions library. •C library: bionic •C++ library: LLVM libc++ •NDK libraries: openGL, Vulkan, Neural Network ,. Android Studio v0. For example, given the following BUILD file for an Android app:. It uses symbolic links to generate the Android NDK module, which saves space. There are 3 things you need to do:. Android With Unity as a Library, the structure of the Android Gradle project has changed. Android's NDK will start the shared OpenMP runtime in addition to the static libomp. This post explains how to include Unity as a Library into native Android applications through Activities. 6 - Android-Specific Information. It will use the API level 24 libraries when compiling your JNI code. Because of the ABI-stable characteristics of LL-NDK, the VNDK snapshot does not need to include LL-NDK libraries for old vendor images. About the Reviewers www. Apps targeting 24 or later and using any non-public libraries should be updated. Android applications run in the Dalvik virtual machine. Need to develop the call recording application which can record both Incoming & Outgoing calls. CMake: an external build tool that works alongside Gradle to build your native library. Android provides Native Development Kit (NDK) to. This topic describes how to use Apteligent with Android apps (including Android NDK apps). This guide gives you the information you need to get up and running with the NDK on Android Studio. Replacing Dalvik, the process virtual machine originally used by Android, ART performs the translation of the application's bytecode into native instructions that are later executed by the device's runtime environment. Building with the Android NDK build system If possible, I recommend using the Android build system is used to build the libraries, for reasons mentioned above. The NDK may not be appropriate for most novice Android. I am trying to build a native library for an Android application. Based on the module dependency graph, the tool can also detect violations to VNDK concepts and provide insight/suggestions for moving modules between partitions. Jun 28, 2015 · Various problems with Android NDK Sysprogs forums › Forums › VisualGDB › Various problems with Android NDK This topic contains 5 replies, has 2 voices, and was last updated by support 4 years, 4 months ago. If instead you want to add native code to an existing project, you need to follow these steps Create new native source files and add them to your Android Studio project. In this tutorial we will learn how to rename shared library and build multiple shared libraries. Command-line tools can be compiled with the NDK and installed using adb. mips and mips64. 0 or higher. Android Runtime (ART) is an application runtime environment used by the Android operating system. Our Android PDF library is fully compliant with Google’s policies for app developers using third-party components, meaning your apps will be approved on Play Store faster. It provides a set of system headers for stable native APIs that are guaranteed to be supported in all later releases of the platform. This tool scans binary files in the system and vendor images then resolves dependencies. However, I still maintain that the docs in the package are a must-read. Oct 17, 2019 · Android NDK r21 is now in beta! It’s been a longer than usual development cycle (four months since NDK r20), so there’s quite a lot to discuss for this release. The native libraries created by the Android NDK can only be used on devices running the Android 1. The native development kit (NDK) is a toolset that allows you to implement C and C++ in Android apps, auto-generate project and build files, build native libraries, copy the libraries into appropriate folders, and more. ugglite - Android 10. This article contains next topics: FFmpeg software libraries. you could build static instead of shared library with one word change (BUILD_STATIC_LIBRARY), see ndk/docs directory for documentation on Android. With the help of the NDK component in the Android Developer Tools, open source libraries that are written in native programming languages such as C and C++ are theoretically available on the Android platform. Programming with the zlib compression library in Android NDK zlib is a widely-used, lossless data compression library, which is available for Android 1. The NDK package includes a set of documentation that describes the capabilities of the NDK and how to use it to create shared libraries for your Android applications. sh suites your taste. This article teaches how to install Android NDK in Eclipse on windows, and setup the configuration for auto-build JNI native library(. Tutorial to Use the Android NDK by hornsteiner in Types > Instruction manuals and android ndk german deutsch. Gradle and Android Studio are really not ready for NDK, and so when you try to use the NDK module it’ll warn you that the current NDK support is deprecated. By the end of this tutorial, you will have created your own project that makes a simple call from Java code to native C code. However, at times, you need to overcome the limitations of Java, such as memory management and performance, by programming directly into Android native interface. Native code is all about dealing with the NDK. zip file download, and installed in a separate location from where the Android SDK resides. so libandroid. For building we will need Android NDK. 在介绍 NDK 之前还是首推 Android 官方 NDK 文档。传送门. Android NDK Cross-Compile Setup (libpng and freetype) By mortoray on 2012-08-21 • ( 6 Comments ) Building native libraries for Android can be a bit confusing. Nov 24, 2011 at 6:36 am: I have compiled Wine with the NDK and when I try to execute it in the emulator, I get the. Search for jobs related to Android ndk encryption or hire on the world's largest freelancing marketplace with 15m+ jobs. Android apps are typically written in Java, with its elegant object-oriented design. 【Android】【NDK】コンパイルオプションだけでとりあえず性能を出す方法 はてなブログをはじめよう! longlongsleepさんは、はてなブログを使っています。. The VNDK ships in system. so library in apk in Android Studio; My Setup. OpenCV The Open Source Computer Vision Library has >2500 algorithms, extensive documentation and sample cod. Tutorial to Use the Android NDK. 2 built failed with Android NDK r8b. mips and mips64. Overview. Android uses Bionic as its C library, and the LLVM libc++ as its C++ Standard Library. Building and Deploying a Rust library on Android Following on from the last post on getting a Rust library building on iOS , we're now going to deploy the same library on Android. There should be no need to do it. In order to do Android development, we'll need to set up our Android environment. mkを指定してのビルド(NDK_APP_APPLICATION_MKはドキュメントの間違い) ndk-build -C : プロジェクトのパスを指定してビルド、プロジェクトディレクトリにcdしなくてもビルドできる. The plugin includes numerous features with some minimal setup for usage. How to explore and debug JNI code. gradle or AndroidManifest. For Android Studio issues, follow the docs on the Android Studio site. But I don’t know how to use SDL in Visual Studio project. Resilient Android crash reporting that's used on some of the world's most popular apps including Airbnb, Pandora, and Square Lightweight library With less than 800 methods, our Android SDK doesn't add any noticeable overhead to your app loads. classpath 'com. Based on the module dependency graph, the tool can also detect violations to VNDK concepts and provide insight/suggestions for moving modules between partitions. Be noted that this post will not teach you how to develop a whole JNI supported Android application, the outcome of the following procedure will only lead you to generate a shared library (*. mk file is present inside the jni/ directory. android-libhost, android-libcutils-dev, etc. However, for later versions of Android, each VNDK version must be captured as a snapshot and provided as a pre-build to. Let's assume the following paths: Android NDK path: C:\Program Files\Android SDK\android. Vendor Native Development Kit (VNDK) The Vendor Native Development Kit (VNDK) is a set of libraries exclusively for vendors to implement their HALs. To unsubscribe from this group and stop receiving emails from it, send an email to [hidden email]. 23, NDK release 9, target SDK version of 8. It’s flagged as. based on data from user reviews. For certain types of apps, this can be helpful so you can reuse existing code libraries written in these languages, but most apps do not need the Android NDK. Jun 18, 2019 · Android app displaying a crash dialog. I am writing an android app that wants to make JNI calls into a shared library built in using the NDK. ndk-build NDK_DEBUG=1 デバッグ可能なバイナリの生成. This is due to toolchain and ABI related changes that make the native libraries incompatible with 1. 画像では既にインストール済みですが、特に注意する点はありません。 サクッとNDKをインストールしましょう。 インストールが完了したら、パスを通しておきます。. The following app simply prints out a small string returned from a C function on the LogView. It's better to classify the libraries that the NDK builds as static and dynamic. The stack traces may only contain memory addresses. 24, 2012 UPDATE: This tutorial is out of date. The unjustifiably time-consuming process of integrating an Android project with a C build any more complex than a single flat directory with no third party libraries is on its own ample reason to replace the NDK with Qt, as is Android's recent migration from an Eclipse-based and well-realised SDK with passable C++ support to Android Studio. For some reason, we might want to write Android applications using native code. 5 platform version or later. Android provides Native Development Kit (NDK) to. Existing documentation. Jan 22, 2014 · An Android NDK lib should be stripped symbols as more as possible.