<div dir="ltr"><div><div>1. Import project. </div>2. Open project. </div>3. Edit the app build.gradle. Here is the important part of mine. I have an Android phone running 4.4.2, so I used SDK version 19. Take notice of the cFlags settings! You can include whatever you need. <pre style="background-color:#ffffff;color:#000000;font-family:'DejaVu Sans Mono';font-size:9.1pt">android { compileSdkVersion 19 buildToolsVersion "19.1" defaultConfig { applicationId "com.example.ccrisler.cameratest" minSdkVersion 19 targetSdkVersion 19 versionCode 1 versionName "1.0" ndk { moduleName "CameraTest" cFlags "-DANDROID_NDK -D_DEBUG -I/home/ccrisler/gstreamer_android_armv7_debug/include/gstreamer-1.0/gst" // cFlags "-std=c++11 =fexceptions" // Add provisions to allow C++ 11 functionality } } sourceSets.main { jni.srcDirs = [] // This prevents the auto generation of Android.mk jniLibs.srcDir 'src/main/libs' } </pre><pre style="background-color:rgb(255,255,255);color:rgb(0,0,0);font-family:"DejaVu Sans Mono";font-size:9.1pt">4. Edit local.properties. Add ndk.dir=<absolute path to your NDK> </pre><pre style="background-color:rgb(255,255,255);color:rgb(0,0,0);font-family:"DejaVu Sans Mono";font-size:9.1pt">5. Outside of Android Studio, edit <a href="http://android.mk" target="_blank">android.mk</a> to set some GStreamer parameters. Here is mine. I think that it comes from the GStreamer examples and I copy it to each project. LOCAL_PATH := $(call my-dir) include $(CLEAR_VARS) LOCAL_MODULE := CameraTest LOCAL_SRC_FILES := MediaProcessing.c LOCAL_SHARED_LIBRARIES := gstreamer_android LOCAL_LDLIBS := -llog -landroid include $(BUILD_SHARED_LIBRARY) GSTREAMER_JAVA_SRC_DIR := app/src/main/java GSTREAMER_ROOT := <absolute path>/gstreamer_android_armv7_debug ifndef GSTREAMER_ROOT ifndef GSTREAMER_ROOT_ANDROID $(error GSTREAMER_ROOT_ANDROID is not defined!) endif GSTREAMER_ROOT := $(GSTREAMER_ROOT_ANDROID) endif GSTREAMER_NDK_BUILD_PATH := $(GSTREAMER_ROOT)/share/gst-android/ndk-build/ include $(GSTREAMER_NDK_BUILD_PATH)/<a href="http://plugins.mk" target="_blank">plugins.mk</a> GSTREAMER_PLUGINS := $(GSTREAMER_PLUGINS_CORE) $(GSTREAMER_PLUGINS_PLAYBACK) $(GSTREAMER_PLUGINS_CODECS) $(GSTREAMER_PLUGINS_NET) $(GSTREAMER_PLUGINS_SYS) G_IO_MODULES := gnutls GSTREAMER_EXTRA_DEPS := gstreamer-video-1.0 include $(GSTREAMER_NDK_BUILD_PATH)/<a href="http://gstreamer-1.0.mk" target="_blank">gstreamer-1.0.mk</a> </pre><pre style="background-color:rgb(255,255,255);color:rgb(0,0,0);font-family:"DejaVu Sans Mono";font-size:9.1pt">6. Open a terminal window. On linux, 'export NDK_PROJECT_PATH=<absolute path to project>android_tutorial-N/app/src/main' </pre><pre style="background-color:rgb(255,255,255);color:rgb(0,0,0);font-family:"DejaVu Sans Mono";font-size:9.1pt">7. Run ndk-build APP_PLATFORM=android-9 </pre><pre style="background-color:rgb(255,255,255);color:rgb(0,0,0);font-family:"DejaVu Sans Mono";font-size:9.1pt">I have forgotten what the APP_PLATFORM does, but it changes a version of the system files used to prevent many unresolved references. </pre><pre style="background-color:rgb(255,255,255);color:rgb(0,0,0);font-family:"DejaVu Sans Mono";font-size:9.1pt">You can google it for more info. When you run ndk-build, it will build your GStreamer android libraries and put everything in the 'right' </pre><pre style="background-color:rgb(255,255,255);color:rgb(0,0,0);font-family:"DejaVu Sans Mono";font-size:9.1pt">places. It will create your JNI and libs directories. Obviously, if you change any of the C code, you have to run ndk-build again. </pre><pre style="background-color:rgb(255,255,255);color:rgb(0,0,0);font-family:"DejaVu Sans Mono";font-size:9.1pt"> </pre><pre style="background-color:rgb(255,255,255);color:rgb(0,0,0);font-family:"DejaVu Sans Mono";font-size:9.1pt">Here is a great link for NDK info-><a href="http://www.shaneenishry.com/blog/2014/08/17/ndk-with-android-studio/" target="_blank">http://www.shaneenishry.com/blog/2014/08/17/ndk-with-android-studio/</a> </pre><pre style="background-color:rgb(255,255,255);color:rgb(0,0,0);font-family:"DejaVu Sans Mono";font-size:9.1pt">I still can't find Sebastian's blog! Sorry. </pre> </div>