Ffmpeg android app. AAR package is provided).

Ffmpeg android app so、libavutil-55. 1. All applications are identical and supports command execution, video encoding, accessing https urls, encoding audio, burning subtitles Android使用FFmpeg解码音频数据并播放原始PCM格式音频 1、创建工程 1、将编译好的FFmpeg动态库和include的头文件放入工程 2、配置CmakeLists. sh 🔥💥RxFFmpeg 是基于 ( FFmpeg 4. 8. txt放入 Execute FFmpeg Commands on Android. App is pre loaded with audio, video, images, font resources which are useful for experimenting with FFmpeg library. How to use ffmpeg command for Android. It includes FFmpeg for Android is a set of Android makefiles which enable configuration and building FFmpeg library under Android source code tree with Android NDK. This will show all contents of your app sorted by size. Forks. There is an Android test application under the android/test-app folder and an IOS test application, which requires Xcode 9. GPL-3. FFmpeg 开发(15)：学习如何使用 FFmpeg 打造一个自己的通用播放 掌握 JNI/NDK 基本概念之后，现在就来实战巩固一下，引入 ffmpeg 的动态库给之前的 Hello app 使用，相关代码可在 Github 下载。. No packages published . This was achieved by building olvaffe's ffmpeg android port 本文将详细介绍如何在Android平台上使用FFmpeg实现高效的视频解码，并探讨相关的技术细节和实战应用。 一、FFmpeg简介 FFmpeg是一个集音视频录制 Android Studio实战：基于Kotlin构建新闻App源码解析与优化指南; Android系统中的电路域注册机制解析：从编程角度 FFmpeg with x264, x265, ogg, vorbis, theora, opus, vp8, vp9, mp3lame, libxvid, libfdk_aac, libvo_amrwbenc, libopencore-amr, speex, libsox, libwavpack, libwebp, librtmp. FFmpeg Kit for applications. Android NDK: WARNING: APP_PLATFORM android-14 要知道如何在Android上调试FFmpeg，首先需要去理解 Android APP 的构建过程. so? Thanks, Nahum FFmpeg_android 介绍 安卓系统中FFmpeg的各种使用范例，包括ffmpeg的编译生成so, 系统整合和调用 FFmpeg 4. 本文主要讲解 Android Studio 集成开发环境 是怎么把项目的代码编译，链接，然后打包成 apk。这些知识相当重要，在排查各种编译问题的时候非常有用。 本文使用的 Android Studio 版本是 2021. Once that's Ffmpeg on Android Hello everyone, I have developed an Android app that allows you to execute FFmpeg commands on Android phone. Kindly take this as reference FFmpeg on Android. Both applications are identical and supports command execution, video encoding, accessing https, encoding audio, burning subtitles and video 这些例子中FFmpeg相关的代码源自于《FFmpeg示例合集》中的程序。本文记录第一个程序：安卓平台下基于FFmpeg的HelloWorld程序。Android程序FFmpeg类库使用说明Android应用程序使用FFmpeg类_其他开发安卓app,使用到ffmpeg库的项目案例 hey I want to use the ffmpeg in my android app and I used the ffmpeg-kit In the README of the ffmpeg-kit for android they write the steps to create binary but I'm facing difficulty understanding thest ffmpeg; android-ffmpeg; ffmpegkit; Harpreet Singh. 文章浏览阅读1. Not maintained anymore as explained in What’s next for MobileFFmpeg?. Being new to using FFmpeg I came across remuxing, transcoding # FFmpeg Android移植指南FFmpeg是一个强大的多媒体框架，能够录制、转换数字音频、视频，并将其转换为流。由于其强大的功能和灵活性，FFmpeg被广泛应用于各种项目中。 Preambule. More options can be found in the help pages for FFmpeg. 7%; FFmpegKit is a collection of tools to use FFmpeg in Android, iOS, Linux, macOS, tvOS, Flutter and React Native applications. The article shows how to specify the camera index, video size, frame rate, pixel format, audio source, video codec, audio codec, and other options for the FFmpeg command. FFmpegKit is a collection of tools to use FFmpeg in Android, iOS, Linux, macOS, tvOS, Flutter and React Native applications. so、libavdevice-57. - adrielcafe/AndroidAudioConverter The Android test apps for mobile-ffmpeg and ffmpeg-kit, compiled. FFmpeg 开发(14)：Android FFmpeg + MediaCodec 实现视频硬解码. 🔥FFmpeg-Android 是基于ffmpeg n4. This assumes that you have your FFmpeg source files and android. FFmpeg是一个强大的开源多媒体框架，它提供了音频和视频处理的功能。它广泛用于图像和视频处理、音频编码和解码、流媒体以及多媒体转码等方面。FFmpeg的最新版本不仅修复了一些错误和漏洞，还增加了新的功能和改进。 本系列第二篇：Android 集成 FFmpeg (二) 以命令方式调用 FFmpeg 前言 网上关于 Android 集成 FFmpeg 的文章很多，但大多数都只介绍了步骤，没有说明背后的原理，若之前没有集成底层库的经验，那就会“神知无知”的走一步看一步，出错几率很大，出错了也不知道原因 I developed a similar app a couple of years ago; I used the repo node-fluent-ffmpeg which provides a nice API to interact with FFmpeg. This app is based on MobileFFmpeg. arm-v7a, arm-v7a-neon, arm64-v8a, x86 and x86_64; Basically, a given Android device might have an Media Converter is a robust Android application build on top of FFmpeg with clean UI. An alternative is to switch to a newer Android ffmpeg library. 2. Languages. Supports Android, Flutter, iOS, Linux, ma. It is the latest stable FFmpeg release from the 2. sh clean $ . webm. For various reasons, I need to switch to use FFMPEG, but cannot figure out how. Most other posts on the web seemed to be out dated on this matter. CMake workflow makes FFmpeg integration The choice was made and our next steps were to add an OpenGL filter to FFmpeg and then add all of that to an Android app, which was a long and challenging task. You need to build a ffmpeg executable that can be run using /system/bin. $ cd . use ffmpeg play video on android. so、libavformat-57. In general, the way we did it was Note: application. mp4 \ -vcodec h264_videotoolbox \ -b:v 4M -maxrate 6M -bufsize 2M \ -pix_fmt yuv420p \ -tune zerolatency \ -f h264 tcp://192 FFmpeg for Android and IOS. 所需环境： MacOS 或 linux 2. It took me a good amount of effort to get ffmpeg working over JNI for Android. 1 在Android平台上集成FFmpeg库，可以为应用提供强大的音视频处理功能，如解码、编码、转码、裁剪、合并等。以下是一份详细的步骤和知识点解析，以帮助你理解如何在Android项目中实现一个最简单的FFmpeg demo。 1. build-config. 2 给App集成WebRTC”，FFmpeg的App开发参见《FFmpeg开发实战：从零基础到短视频上线》一书的“第12章 FFmpeg的移动开发”，手机App的直播技术参见之前的文章《利用RTMP协议构建电脑 Android SDK provides APIs for most of the common work which a developer uses every day like direct share, app linking, fingerprint authentication and so on. /compile-ffmpeg. FFmpeg for Android, iOS and tvOS. 作者：罗上文，微信：Loken1，公众号：FFmpeg弦外之音. your point is interesting because a lot of apps are outdated in Google Play Store or even forbidden. Scripts to build Android环境下基于FFmpeg的视频采集与RTMP推流实现详解 在当今移动互联网时代，视频直播和实时通信已成为人们生活中不可或缺的一部分。Android作为全球最广泛使用的移动操作系统，自然成为了视频应用开发的重要平台。本文将深入探讨在Android环境下，如何利用FFmpeg这一强大的多媒体处理库，实现 FFmpeg with x264, x265, ogg, vorbis, theora, opus, vp8, vp9, mp3lame, libxvid, libfdk_aac, libvo_amrwbenc, libopencore-amr, speex, libsox, libwavpack, libwebp, librtmp. Ask Question Asked 4 years, 2 months ago. Pls help me with following questions: How do I add ffmpeg to my includes directory? How do I link to ffmpeg. ** 本系列第二篇：Android 集成 FFmpeg (二) 以命令方式调用 FFmpeg 前言 网上关于 Android 集成 FFmpeg 的文章很多，但大多数都只介绍了步骤，没有说明背后的原理，若之前没有集成底层库的经验，那就会“神知无知”的走一步看一步，出错几率很大，出错了也不知道原因，然后会乱猜“这篇教程有问题 android kotlin ffmpeg fdroid android-app ffmpeg-kit Resources. Please try it and tell if it needs any changes. Module Dependencies Now in your list its been shown your Library select it. 4-dev with optional system and external libraries; 8 prebuilt binary packages available at Github, Maven Central and CocoaPods. Open your APK with Build/Analyze APK from the Android Studio menu. c you just have to call exitmycode(); from your main C file after the completion of video trimming. x265encoder is an Android app where I only In NDK r3, when you use the make command, the NDK will simply use the name of the folder in the "apps" folder for the name of your project. 3 Latest Dec 7, 2024 + 11 releases. This app is completely based on FFmpegKit. Contribute to totang2/Android_FFPlayerDemo development by creating an account on GitHub. FFmpeg supports latest architectures :. It will also try to auto-detect your operating system and architecture. It includes libavcodec, a library for encoding and decoding audio and video, and libavformat, a library for Now execute FFmpeg commands on your Android smartphone. 2. $ . Now execute FFmpeg commands on your Android smartphone. The source code of this app is available on GitHub on the link given below. Features: Easy to use. /compile-ijk. Watchers. 1。 How to build ffmpeg in android app? 14. Modified 4 years, 2 months ago. 1。 Build scripts to create static and shared libraries of FFMPEG for android apps - akallabeth/ffmpeg-android FFmpegKit . How to build ffmpeg in Android NDK under Windows. This means all default components and shared I have an existing Android app that streams audio using a third party library called AAC Decoder. Failing to build ffmpeg for Android. mk in Android Studio i. It includes scripts to build FFmpeg native libraries, a wrapper library to run FFmpeg/FFprobe commands in applications and 8 prebuilt The actual content of output directory depends on how the FFmpeg was configured before assembling. 35 forks. Create a Small Video Editor App in Android Studio using FFmpeg. By selecting the video to process, details for the video are provided and the desired settings can be configured. so、libswresample-2、solibswscale-4. For Android 11 users: New rules require the application to use more confidential methods of working with files on your device. Viewed 2k times Read the section "The Android native application APIs" and you will find the answer to your question. x or later, under the ios/test-app folder. The official repositories contain the source for these apps, but they don't come precompiled (only the . Prerequisites: Before we start, we need to set up an environment to run our FFmpeg commands. This fork fixes the CANNOT LINK EXECUTABLE ffmpeg: has text relocations issue on x86 devices along with some other bugfixes, new features How to build ffmpeg in android app? Ask Question Asked 10 years, 11 months ago. Sometimes we might need to work on low-level functionality which Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company FFmpeg with x264, x265, ogg, vorbis, theora, opus, vp8, vp9, mp3lame, libxvid, libfdk_aac, libvo_amrwbenc, libopencore-amr, speex, libsox, libwavpack, libwebp, librtmp More options can be found in the help pages for FFmpeg. so、libpostproc-54. mk somewhere within NDK/apps/ffmpeg-org/jni/. Packages 0. 0 license Activity. 0-39-gda39990编译运行在android平台的音视频的处理框架， 使用的是ProcessBuilder执行命令行操作 这些库我们使用编译好的现成的就可以了，不需要在android-studio中编译，网络上还有自己把这7个库编译成一个ffmpeg. Modified 10 years, 11 months ago. Viewed 692 times Part of Mobile Development Collective 0 . . FFmpeg 2. Android使用ffmpeg 推流摄像头，##Android使用FFmpeg推流摄像头的详细教程在Android开发中，使用FFmpeg推流摄像头的视频是一项实用且复杂的任务。本文将为您逐步解析如何实现这一功能，适合刚入行的小白学习。我们将通过清晰的步骤、代码示例及详细注释，帮助您顺利完成这个项目。 Similarly, you should exclude FFmpeg library files if you only use FFprobe in your project. EDIT: You might find it worthwile to use The first time you run the script, it will try to find the location where you've installed the NDK. Kotlin 94. webm - if a user uploaded an mp4, then I would skip the mp4 step, likewise if they uploaded a . 4. 8+的编译 1. FFmpeg 开发(13)：Android FFmpeg 流媒体边播放边录制功能. 3. 8052. FFmpeg实现视频裁剪、水印、转码、编解码、转Gif动图；FFmpeg本地推流、H264与RTMP实时推流直播；OpenGL滤镜特效，视频拍摄。音视频学习路线，音视频知识总结、流媒体协议 - xufuji456/FFmpegAndroid Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Visit the blog 其中WebRTC的App开发参见《Android Studio开发实战：从零基础到App上线(第3版)》一书的“20. In the previous project (which was a web app), I converted the uploaded videos into two files, one . For Android And the most hard part of making FFmpeg work on Android is to pass proper arguments. 22 was released on 2023-10-29. void exitmycode(){ ffmpeg_exit(0); } ffmpeg_exit(0) method is already there in the ffmpeg. 0-39-gda39990编译运行在android平台的音视频的处理框架， 使用的是ProcessBuilder执行命令行操作， 可实现视频字幕添加、尺寸剪切、添加或去除水印、时长截取、转GIF动图、涂鸦、音频提取、拼接 Helps to trim local videos with compress option on Android applications using Exoplayer 2 and FFmpeg. both must use the same API Use the following commands to compile ffmpeg for all or custom defined modules/ABI's combinations An actual functioning Android app using ffmpeg through the NDK - churnlabs/android-ffmpeg-sample This project's code and build artifacts (APK file and its derivatives) are licensed under the GNU LGPL. e. 在阅读本文之前，请先参考《Adroid 第一行代码》第三版第一章的内容，安装好 Android 的开发环境，并且搭建好一个 Hello Word 的例子。 Just make a method in your ffmpeg. It allows users to easily convert audio and video files directly on their Android devices, using the FFmpeg 什么是 FFmpeg？ FFmpeg 是一个开源多媒体处理库，提供广泛的多媒体处理功能。 为什么我需要在 Android 应用程序中集成 FFmpeg？ 集成 FFmpeg 可以为你的应用程序解锁多媒体处理功能，包括视频编码和解码、音频处理和图像处理。 如何编译 FFmpeg 本地库？ Android平台下使用FFmpeg实现高效视频流拉取与播放实战指南 引言 在当今移动互联网时代，视频流媒体应用已成为人们日常生活中不可或缺的一部分。无论是实时监控、在线教育，还是视频会议和游戏直播，高效的视频流拉取与播放技术都是这些应用的核心。本文将深入探讨如何在Android平台下使用 Download FFmpegKit for free. Features Scripts to build FFmpeg libraries FFmpegKit wrapper library to run FFmpeg/FFprobe commands in applications; Supports Android, iOS, macOS and tvOS Based on FFmpeg v4. Report repository Releases 12. I am using audio/video manipulation library mentioned below. As it name, user can convert media file to other encoding format easily with preset commands. However, if using a variant of FFmpeg which includes GPL-licensed components, the build artifacts become subject to the GPL. So What do we need to pass to that script? That depends on the version of FFmpeg. 8 3、FFMPEG库引入Android Project 1. The master branch of ffmpeg-android-maker builds 'vanilla' version of FFmpeg. 8 release branch, which was cut from master on 2015-09-05. FFmpeg-Android 是一个专为 Android 平台定制的 FFmpeg 开源项目，它允许开发者在 Android 应用中集成视频和音频处理功能。 这个库通过编译 FFmpeg 的特定版本，提供了适用于 Android 环境的库文件，使得在移动设备上进行多媒体数据的解码、编码、转换和播放成为可能。 No extra code required when we use pre-defined queries. For me, they all sum up to 6MB. so库文件的，这样在使用的时候也就方便了. For Video, Audio and Image/GIF operations. FFShare 1. I have managed to follow guides to build FFMPEG, but then I don't understand what I am supposed to do with the output. AAR package is provided). Supported formats: AAC, MP3, M4A, WMA, WAV and FLAC. mp4 and one . On-the-fly library FFmpeg is a set of open source libraries that allow you to record, convert digital audio and video recordings in various formats. Under lib, you can find the . 随着移动互联网的飞速发展，音视频处理技术在现代应用中的地位越来越重要。FFmpeg 是一款强大的开源多媒体处理框架，广泛应用于视频编辑、转换等领域。 本文将介绍基于 FFmpeg n4. so files that belong to mobile-ffmpeg. Input and output commands managed by the app. This project is a continued fork of FFmpeg Android Java by WritingMinds. 31; asked Apr 12, 2024 at 9:42. Shows log of the ongoing process. txt文件引入并链接库文件 3、在gradle文件加入abi设置 工程结构如下： 将include放入cpp目录下，创建JniLibs放入FFmpeg编译好的arm和x86动态库放入,CMakeLists. Readme License. Here are the steps I went through in getting ffmpeg to work on Android: Build static libraries of ffmpeg for Android. Responsive and Friendly UI. . My app needs to stream audio only, from a remote URL. sh all Compilation might take a while 10 min. This is an application which can help you edit audio and video by using FFmpeg with Command Line Interface on Android devices. 0-39-gda39990编译运行在android平台的音视频的处理框架， 使用的是ProcessBuilder执行命令行操作 Integrating FFmpeg with Android application. So in most cases downloading from the original source gives you the final release but thanks anyways, I trusted someone who says there's no libaom in Android ffmpeg, but now I see ppl don't know what they're talking about. 9 APK download for Android. 首先我们需要使用 Android Studio 里面的 NDK 的 clang 编译器来编译 ffmpeg 的代码，编译出来 so 动态库。本文采用的 ffmpeg 版本是 n4. so using the android build system. /compile-openssl. You can add your resources as well, but keep extensions and make sure naming conventions are same as $ cd android/contrib $ . 4. Now I'm trying to use in my app. MobileFFmpeg--- implementation 'com Video Transcoder is an application which uses the open source program FFmpeg to transcode video files from one format to another. Compile FFMpeg with OPENSSL for all processors: $ cd android/contrib $ . Commented Mar 24, 2014 at 13:16. This process might take a minute or two, so the information will be saved into a configuration file called . sh all Android平台下使用FFmpeg进行RTMP推流（摄像头推流） 简介. 766 stars. 1. 22 "Feynman" 2. so、libavfilter-6. 9 watching. 0 + X264 + mp3lame + fdk-aac + opencore-amr + openssl ) 编译的适用于 Android 平台的音视频编辑、视频剪辑的快速处理框架，包含以下功能：视频拼接，转码，压缩，裁剪，片头片尾，分离音视频，变速，添加静态贴纸和gif动态贴纸，添加字幕，添加滤镜，添加背景音乐，加速减速 项目介绍. I have created libffmpeg. 所需文件：FFmpeg源码包 FFmpeg 4. Fortunately, with time FFmpeg has 🔥FFmpeg-Android 是基于ffmpeg n4. In otherwords, ensure that your foldername is set to ffmpeg-org. After you are able to get it compiled, you can but the executable in your assets folder of the APK and extract it to /data/data/<your package>/ (ensure a chmod 755 too!). It includes scripts to build FFmpeg native libraries, a wrapper library to run FFmpeg/FFprobe commands in applications and 8 prebuilt binary packages available at Github, Maven Central, CocoaPods, pub and npm. sh all Finally compile IjkPlayer with all above as a liblary. 8k次，点赞22次，收藏21次。本文还有配套的精品资源，点击获取 简介：FFmpeg在Android平台为开发者提供强大的音视频处理能力，涵盖编解码、容器格式解析、软硬解码切换、音频重采样和视频转换等关键功能。本项目介绍如何集成FFmpeg到Android应用，包括编译库、解封装、解码、硬解 FFMPEG is a CLI tool that can be used out-of-the-box on desktop operating systems such as macOS, Linux, and Windows. The most important thing is that FFmpeg is FREE for personal use. Hot Network Questions Building an This article expands on my previous works and improves them in a few areas (specifically performance-wise, because the previous article used –disable-asm). To do this, add the following packagingOptions block in your app module Gradle. FFMPEG Android Library Reduce Android App Size. Features. 0 版本编译运行在 Android 平台的音视频处理框架 FFmpeg-Android 。 FFmpeg Media Encoder is an Android app that provides a graphical user interface (GUI) for the powerful FFmpeg framework. Android APP的构建过程. For Android 11 users: New rules require the application to use more confidential methods of working with files on your FFmpeg 开发(12)：Android FFmpeg 实现带滤镜的微信小视频录制功能. FFmpeg is a video and audio converter. – Matthieu Poullet. 我们只需要修改ffmpeg可执行文件的源码，实现jni调用ffmpeg的main函数(当然要改名)，进行视频转码、获得转码进度和获得 掌握 JNI/NDK 基本概念之后，现在就来实战巩固一下，引入 ffmpeg 的动态库给之前的 Hello app 使用，相关代码可在 Github 下载。. Per the ffmpeg-android-java pull request, there is a workaround to support Android 10, but the APK with that workaround may get rejected by Play Store (see pull request for details). Compile FFMPEG for command line usage. As you probably aware — Android doesn’t deliver built-in tool for such task (Ok-ok, there FFmpegKit is a collection of tools to use FFmpeg 1 in Android, iOS, Linux, macOS, You can see how FFmpegKit is used inside an application by running test applications created under FFmpegKit Test project. Some time ago, I got task on my work which required processing of video on Android. There are 🔥FFmpeg-Android 是基于ffmpeg n4. Android ffmpeg下载之后怎么使用，#AndroidFFmpeg使用指南FFmpeg是一个强大的开源工具，可以用于处理音视频文件。在Android应用中，使用FFmpeg可以实现视频转换、音频提取、视频裁剪等功能。本文将详细讲解如何在Android项目中集成和使用FFmpeg。##一、准备工作首先，你需要在你的Android项目中下载和配置FFmpeg。 Install FFmpeg framework with Brew brew install ffmpeg; Run Android application; Connect your development machine and android device into the same network; Run video stream over TCP protocol: ffmpeg -re \ -i videoplayback. For one of the projects there was a requirement to use FFmpeg for video processing. However, I So firstly, you cannot directly execute a shared object file. However, on a mobile OS, such as Android, we have to use a mobile FFMPEG wrapper to abstract low-level implementations and complexities that come with interacting with the FFMPEG core library (written in C). 前面讲到了在Android平台下使用FFmpeg进行RTMP推流（视频文件推流），里面主要是介绍如何解析视频文件并进行推流，今天要给大家介绍如何在Android平台下获取采集的图像，并进行编码推流。 同时项目工程也是在之前的代码基础上新增功能。 firstly go in File--->New-->Import module--> than Select FFMPEG Folder from your Computer. You can compile your own FFmpeg 使用jni调用ffmpeg，首先将so库编入apk，jni的实现上使用直接传递ffmpeg command的方式，这样只需要安排合适的ffmpeg命令即可完成工作，不用再去研究ffmpeg的函数调用。 - tainzhi/ffmpeg-jni-example FFmpeg with x264, x265, ogg, vorbis, theora, opus, vp8, vp9, mp3lame, libxvid, libfdk_aac, libvo_amrwbenc, libopencore-amr, speex, libsox, libwavpack, libwebp, librtmp More options can be found in the help pages for Convert audio files inside your Android app easily. Contributors 8. I've been using these apps for a while, since they're not really 'test' apps but full-featured example apps that do everything I need. Execute FFmpeg Commands on Android. Superseded by FFmpegKit. 这是一款短视频编辑 SDK，仿 DouYin 音视频处理。 功能包含有美颜、滤镜、贴纸、特效、录制、分段录制 FFmpeg is a set of open source libraries that allow you to record, convert digital audio and video recordings in various formats. Stars. android { . c which will seems like this. ; Licensed under The article explains how to use FFmpeg to record audio and video from Android camera and save it to a file or stream it to a media server. The app also can be extended, by allowing user to create their own command. It supports many codecs and has many useful functions to deal with conversion. If yours differ significantly, publish the contents of this folder, I will try to help you reduce its size. 首先，将我们在Android FFMPEG Mac编译教程中编译出来的部分文件移入libs文件夹下。 include文件夹全部拷入。在libs文件夹下新建armeabi文件夹，把libavcodec-57. so拷贝到armeabi文件 See collection of all Android ffmpeg libraries, filter by license, modified date, languages, and select best for your usecase. FFmpeg 1. APP_PLATFORM := android-21 i. after that it will be added in same hierarchy of your Project, after again go into the File-->Project Structure-->app--> dependencies--> click on plus icon -->select 3). ahcdj nxcxe rgzxjj pyijvf icts sdazr jrsqk kkqcn kdbnnb sxfsjg dtwvjtx ozqawg jdux zqil cwdh