add_subdirectory(tutorial-2-mixedprocessing)
add_subdirectory(tutorial-3-cameracontrol)
+if (HAVE_opencv_gpu)
+ add_subdirectory(tutorial-4-cuda)
+endif()
+
add_subdirectory(native-activity)
# hello-android sample
--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+ <classpathentry kind="con" path="com.android.ide.eclipse.adt.ANDROID_FRAMEWORK"/>
+ <classpathentry kind="con" path="com.android.ide.eclipse.adt.LIBRARIES"/>
+ <classpathentry kind="src" path="src"/>
+ <classpathentry kind="src" path="gen"/>
+ <classpathentry kind="output" path="bin/classes"/>
+</classpath>
--- /dev/null
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<?fileVersion 4.0.0?>
+
+<cproject storage_type_id="org.eclipse.cdt.core.XmlProjectDescriptionStorage">
+ <storageModule moduleId="org.eclipse.cdt.core.settings">
+ <cconfiguration id="0.1227367918">
+ <storageModule buildSystemId="org.eclipse.cdt.managedbuilder.core.configurationDataProvider" id="0.1227367918" moduleId="org.eclipse.cdt.core.settings" name="Default">
+ <externalSettings/>
+ <extensions>
+ <extension id="org.eclipse.cdt.core.VCErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
+ <extension id="org.eclipse.cdt.core.GmakeErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
+ <extension id="org.eclipse.cdt.core.CWDLocator" point="org.eclipse.cdt.core.ErrorParser"/>
+ <extension id="org.eclipse.cdt.core.GCCErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
+ <extension id="org.eclipse.cdt.core.GASErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
+ <extension id="org.eclipse.cdt.core.GLDErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
+ </extensions>
+ </storageModule>
+ <storageModule moduleId="cdtBuildSystem" version="4.0.0">
+ <configuration artifactName="${ProjName}" buildProperties="" description="" id="0.1227367918" name="Default" parent="org.eclipse.cdt.build.core.prefbase.cfg">
+ <folderInfo id="0.1227367918." name="/" resourcePath="">
+ <toolChain id="org.eclipse.cdt.build.core.prefbase.toolchain.1817556292" name="No ToolChain" resourceTypeBasedDiscovery="false" superClass="org.eclipse.cdt.build.core.prefbase.toolchain">
+ <targetPlatform id="org.eclipse.cdt.build.core.prefbase.toolchain.1817556292.437475188" name=""/>
+ <builder autoBuildTarget="" command="${NDKROOT}/ndk-build.cmd" enableAutoBuild="true" enableCleanBuild="false" id="org.eclipse.cdt.build.core.settings.default.builder.141883337" incrementalBuildTarget="" keepEnvironmentInBuildfile="false" managedBuildOn="false" name="Gnu Make Builder" superClass="org.eclipse.cdt.build.core.settings.default.builder"/>
+ <tool id="org.eclipse.cdt.build.core.settings.holder.libs.914869649" name="holder for library settings" superClass="org.eclipse.cdt.build.core.settings.holder.libs"/>
+ <tool id="org.eclipse.cdt.build.core.settings.holder.1504728878" name="Assembly" superClass="org.eclipse.cdt.build.core.settings.holder">
+ <inputType id="org.eclipse.cdt.build.core.settings.holder.inType.1470189286" languageId="org.eclipse.cdt.core.assembly" languageName="Assembly" sourceContentType="org.eclipse.cdt.core.asmSource" superClass="org.eclipse.cdt.build.core.settings.holder.inType"/>
+ </tool>
+ <tool id="org.eclipse.cdt.build.core.settings.holder.260316541" name="GNU C++" superClass="org.eclipse.cdt.build.core.settings.holder">
+ <option id="org.eclipse.cdt.build.core.settings.holder.symbols.892620793" superClass="org.eclipse.cdt.build.core.settings.holder.symbols" valueType="definedSymbols">
+ <listOptionValue builtIn="false" value="ANDROID=1"/>
+ </option>
+ <option id="org.eclipse.cdt.build.core.settings.holder.incpaths.1772035264" superClass="org.eclipse.cdt.build.core.settings.holder.incpaths" valueType="includePath">
+ <listOptionValue builtIn="false" value=""${NDKROOT}/platforms/android-9/arch-arm/usr/include""/>
+ <listOptionValue builtIn="false" value=""${NDKROOT}/sources/cxx-stl/gnu-libstdc++/4.6/include""/>
+ <listOptionValue builtIn="false" value=""${NDKROOT}/sources/cxx-stl/gnu-libstdc++/4.6/libs/armeabi-v7a/include""/>
+ <listOptionValue builtIn="false" value=""${CUDA_TOOLKIT_ROOT}/include""/>
+ <listOptionValue builtIn="false" value=""${ProjDirPath}/../../sdk/native/jni/include""/>
+ </option>
+ <inputType id="org.eclipse.cdt.build.core.settings.holder.inType.159439464" languageId="org.eclipse.cdt.core.g++" languageName="GNU C++" sourceContentType="org.eclipse.cdt.core.cxxSource,org.eclipse.cdt.core.cxxHeader" superClass="org.eclipse.cdt.build.core.settings.holder.inType"/>
+ </tool>
+ <tool id="org.eclipse.cdt.build.core.settings.holder.1147885196" name="GNU C" superClass="org.eclipse.cdt.build.core.settings.holder">
+ <option id="org.eclipse.cdt.build.core.settings.holder.symbols.1153621931" superClass="org.eclipse.cdt.build.core.settings.holder.symbols" valueType="definedSymbols">
+ <listOptionValue builtIn="false" value="ANDROID=1"/>
+ </option>
+ <option id="org.eclipse.cdt.build.core.settings.holder.incpaths.1841493632" superClass="org.eclipse.cdt.build.core.settings.holder.incpaths" valueType="includePath">
+ <listOptionValue builtIn="false" value=""${NDKROOT}/platforms/android-9/arch-arm/usr/include""/>
+ <listOptionValue builtIn="false" value=""${NDKROOT}/sources/cxx-stl/gnu-libstdc++/4.6/include""/>
+ <listOptionValue builtIn="false" value=""${NDKROOT}/sources/cxx-stl/gnu-libstdc++/4.6/libs/armeabi-v7a/include""/>
+ <listOptionValue builtIn="false" value=""${CUDA_TOOLKIT_ROOT}/include""/>
+ <listOptionValue builtIn="false" value=""${ProjDirPath}/../../sdk/native/jni/include""/>
+ </option>
+ <inputType id="org.eclipse.cdt.build.core.settings.holder.inType.608739504" languageId="org.eclipse.cdt.core.gcc" languageName="GNU C" sourceContentType="org.eclipse.cdt.core.cSource,org.eclipse.cdt.core.cHeader" superClass="org.eclipse.cdt.build.core.settings.holder.inType"/>
+ </tool>
+ </toolChain>
+ </folderInfo>
+ <sourceEntries>
+ <entry flags="VALUE_WORKSPACE_PATH" kind="sourcePath" name="jni"/>
+ </sourceEntries>
+ </configuration>
+ </storageModule>
+ <storageModule moduleId="org.eclipse.cdt.core.externalSettings"/>
+ </cconfiguration>
+ </storageModule>
+ <storageModule moduleId="cdtBuildSystem" version="4.0.0">
+ <project id="OpenCV Tutorial 4 - CUDA OpenCV.null.1819504790" name="OpenCV Tutorial 4 - CUDA"/>
+ </storageModule>
+ <storageModule moduleId="scannerConfiguration">
+ <autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
+ <scannerConfigBuildInfo instanceId="0.1227367918">
+ <autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
+ </scannerConfigBuildInfo>
+ </storageModule>
+ <storageModule moduleId="refreshScope" versionNumber="1">
+ <resource resourceType="PROJECT" workspacePath="/OpenCV Tutorial 4 - CUDA"/>
+ </storageModule>
+</cproject>
--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+ <name>OpenCV Tutorial 4 - CUDA</name>
+ <comment></comment>
+ <projects>
+ </projects>
+ <buildSpec>
+ <buildCommand>
+ <name>org.eclipse.cdt.managedbuilder.core.genmakebuilder</name>
+ <triggers>auto,full,incremental,</triggers>
+ <arguments>
+ <dictionary>
+ <key>?name?</key>
+ <value></value>
+ </dictionary>
+ <dictionary>
+ <key>org.eclipse.cdt.make.core.append_environment</key>
+ <value>true</value>
+ </dictionary>
+ <dictionary>
+ <key>org.eclipse.cdt.make.core.autoBuildTarget</key>
+ <value></value>
+ </dictionary>
+ <dictionary>
+ <key>org.eclipse.cdt.make.core.buildArguments</key>
+ <value></value>
+ </dictionary>
+ <dictionary>
+ <key>org.eclipse.cdt.make.core.buildCommand</key>
+ <value>${NDKROOT}/ndk-build.cmd</value>
+ </dictionary>
+ <dictionary>
+ <key>org.eclipse.cdt.make.core.cleanBuildTarget</key>
+ <value>clean</value>
+ </dictionary>
+ <dictionary>
+ <key>org.eclipse.cdt.make.core.contents</key>
+ <value>org.eclipse.cdt.make.core.activeConfigSettings</value>
+ </dictionary>
+ <dictionary>
+ <key>org.eclipse.cdt.make.core.enableAutoBuild</key>
+ <value>true</value>
+ </dictionary>
+ <dictionary>
+ <key>org.eclipse.cdt.make.core.enableCleanBuild</key>
+ <value>false</value>
+ </dictionary>
+ <dictionary>
+ <key>org.eclipse.cdt.make.core.enableFullBuild</key>
+ <value>true</value>
+ </dictionary>
+ <dictionary>
+ <key>org.eclipse.cdt.make.core.fullBuildTarget</key>
+ <value></value>
+ </dictionary>
+ <dictionary>
+ <key>org.eclipse.cdt.make.core.stopOnError</key>
+ <value>true</value>
+ </dictionary>
+ <dictionary>
+ <key>org.eclipse.cdt.make.core.useDefaultBuildCmd</key>
+ <value>false</value>
+ </dictionary>
+ </arguments>
+ </buildCommand>
+ <buildCommand>
+ <name>com.android.ide.eclipse.adt.ResourceManagerBuilder</name>
+ <arguments>
+ </arguments>
+ </buildCommand>
+ <buildCommand>
+ <name>com.android.ide.eclipse.adt.PreCompilerBuilder</name>
+ <arguments>
+ </arguments>
+ </buildCommand>
+ <buildCommand>
+ <name>org.eclipse.jdt.core.javabuilder</name>
+ <arguments>
+ </arguments>
+ </buildCommand>
+ <buildCommand>
+ <name>com.android.ide.eclipse.adt.ApkBuilder</name>
+ <arguments>
+ </arguments>
+ </buildCommand>
+ <buildCommand>
+ <name>org.eclipse.cdt.managedbuilder.core.ScannerConfigBuilder</name>
+ <triggers>full,incremental,</triggers>
+ <arguments>
+ </arguments>
+ </buildCommand>
+ </buildSpec>
+ <natures>
+ <nature>com.android.ide.eclipse.adt.AndroidNature</nature>
+ <nature>org.eclipse.jdt.core.javanature</nature>
+ <nature>org.eclipse.cdt.core.cnature</nature>
+ <nature>org.eclipse.cdt.core.ccnature</nature>
+ <nature>org.eclipse.cdt.managedbuilder.core.managedBuildNature</nature>
+ <nature>org.eclipse.cdt.managedbuilder.core.ScannerConfigNature</nature>
+ </natures>
+</projectDescription>
--- /dev/null
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.6
+org.eclipse.jdt.core.compiler.compliance=1.6
+org.eclipse.jdt.core.compiler.source=1.6
--- /dev/null
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+ package="org.opencv.samples.tutorial4"
+ android:versionCode="21"
+ android:versionName="2.1">
+
+ <application
+ android:label="@string/app_name"
+ android:icon="@drawable/icon"
+ android:theme="@android:style/Theme.NoTitleBar.Fullscreen" >
+
+ <activity android:name="Tutorial4Activity"
+ android:label="@string/app_name"
+ android:screenOrientation="landscape"
+ android:configChanges="keyboardHidden|orientation">
+ <intent-filter>
+ <action android:name="android.intent.action.MAIN" />
+ <category android:name="android.intent.category.LAUNCHER" />
+ </intent-filter>
+ </activity>
+ </application>
+
+ <supports-screens android:resizeable="true"
+ android:smallScreens="true"
+ android:normalScreens="true"
+ android:largeScreens="true"
+ android:anyDensity="true" />
+
+ <uses-sdk android:minSdkVersion="8" />
+
+ <uses-permission android:name="android.permission.CAMERA"/>
+
+ <uses-feature android:name="android.hardware.camera" android:required="false"/>
+ <uses-feature android:name="android.hardware.camera.autofocus" android:required="false"/>
+ <uses-feature android:name="android.hardware.camera.front" android:required="false"/>
+ <uses-feature android:name="android.hardware.camera.front.autofocus" android:required="false"/>
+
+</manifest>
--- /dev/null
+set(sample example-tutorial-4-cuda)
+
+ocv_check_dependencies(opencv_core opencv_java opencv_gpu)
+
+if (OCV_DEPENDENCIES_FOUND)
+ if(BUILD_FAT_JAVA_LIB)
+ set(native_deps opencv_java opencv_gpu)
+ else()
+ set(native_deps opencv_gpu)
+ endif()
+
+ add_android_project(${sample} "${CMAKE_CURRENT_SOURCE_DIR}" LIBRARY_DEPS ${OpenCV_BINARY_DIR} SDK_TARGET 11 ${ANDROID_SDK_TARGET} NATIVE_DEPS ${native_deps})
+ if(TARGET ${sample})
+ add_dependencies(opencv_android_examples ${sample})
+ endif()
+endif()
--- /dev/null
+LOCAL_PATH := $(call my-dir)
+
+include $(CLEAR_VARS)
+
+CUDA_TOOLKIT_DIR=$(CUDA_TOOLKIT_ROOT)
+include ../../sdk/native/jni/OpenCV.mk
+
+LOCAL_MODULE := cuda_sample
+LOCAL_SRC_FILES := jni_part.cpp
+LOCAL_LDLIBS += -llog -ldl
+LOCAL_LDFLAGS += -Os
+
+include $(BUILD_SHARED_LIBRARY)
--- /dev/null
+APP_STL := gnustl_static
+APP_CPPFLAGS := -frtti -fexceptions
+APP_ABI := armeabi-v7a
+APP_PLATFORM := android-8
--- /dev/null
+#include <jni.h>
+#include <opencv2/core/core.hpp>
+#include <opencv2/imgproc/imgproc.hpp>
+#include <opencv2/features2d/features2d.hpp>
+#include <opencv2/gpu/gpu.hpp>
+#include <vector>
+
+using namespace std;
+using namespace cv;
+using namespace cv::gpu;
+
+#include <android/log.h>
+
+#define LOG_TAG "Cuda"
+#define LOGD(...) ((void)__android_log_print(ANDROID_LOG_DEBUG, LOG_TAG, __VA_ARGS__))
+
+extern "C" {
+JNIEXPORT void JNICALL Java_org_opencv_samples_tutorial4_Tutorial4Activity_FindFeatures(JNIEnv*, jobject, jlong addrGray, jlong addrRgba);
+
+JNIEXPORT void JNICALL Java_org_opencv_samples_tutorial4_Tutorial4Activity_FindFeatures(JNIEnv*, jobject, jlong addrGray, jlong addrRgba)
+{
+ Mat& mGr = *(Mat*)addrGray;
+ Mat& mRgb = *(Mat*)addrRgba;
+ vector<KeyPoint> keypoints;
+ GpuMat grGpu(mGr);
+
+ FAST_GPU fast(50);
+ fast(grGpu, GpuMat(), keypoints);
+ for( unsigned int i = 0; i < keypoints.size(); i++ )
+ {
+ const KeyPoint& kp = keypoints[i];
+ circle(mRgb, Point(kp.pt.x, kp.pt.y), 10, Scalar(255,0,0,255));
+ }
+}
+}
--- /dev/null
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+ xmlns:tools="http://schemas.android.com/tools"
+ android:layout_width="match_parent"
+ android:layout_height="match_parent" >
+
+ <org.opencv.android.JavaCameraView
+ android:layout_width="fill_parent"
+ android:layout_height="fill_parent"
+ android:id="@+id/tutorial4_activity_surface_view" />
+
+</LinearLayout>
--- /dev/null
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+ <string name="app_name">OCV T4 CUDA</string>
+</resources>
--- /dev/null
+package org.opencv.samples.tutorial4;
+
+import org.opencv.android.BaseLoaderCallback;
+import org.opencv.android.CameraBridgeViewBase.CvCameraViewFrame;
+import org.opencv.android.LoaderCallbackInterface;
+import org.opencv.android.OpenCVLoader;
+import org.opencv.core.CvType;
+import org.opencv.core.Mat;
+import org.opencv.android.CameraBridgeViewBase;
+import org.opencv.android.CameraBridgeViewBase.CvCameraViewListener2;
+import org.opencv.imgproc.Imgproc;
+
+import android.app.Activity;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.WindowManager;
+
+public class Tutorial4Activity extends Activity implements CvCameraViewListener2 {
+ private static final String TAG = "OCVSample::Activity";
+
+ private static final int VIEW_MODE_RGBA = 0;
+ private static final int VIEW_MODE_GRAY = 1;
+ private static final int VIEW_MODE_CANNY = 2;
+ private static final int VIEW_MODE_FEATURES = 5;
+
+ private int mViewMode;
+ private Mat mRgba;
+ private Mat mIntermediateMat;
+ private Mat mGray;
+
+ private MenuItem mItemPreviewRGBA;
+ private MenuItem mItemPreviewGray;
+ private MenuItem mItemPreviewCanny;
+ private MenuItem mItemPreviewFeatures;
+
+ private CameraBridgeViewBase mOpenCvCameraView;
+
+ private BaseLoaderCallback mLoaderCallback = new BaseLoaderCallback(this) {
+ @Override
+ public void onManagerConnected(int status) {
+ switch (status) {
+ case LoaderCallbackInterface.SUCCESS:
+ {
+ Log.i(TAG, "OpenCV loaded successfully");
+
+ // Load native library after(!) OpenCV initialization
+ System.loadLibrary("cuda_sample");
+
+ mOpenCvCameraView.enableView();
+ } break;
+ default:
+ {
+ super.onManagerConnected(status);
+ } break;
+ }
+ }
+ };
+
+ public Tutorial4Activity() {
+ Log.i(TAG, "Instantiated new " + this.getClass());
+ }
+
+ /** Called when the activity is first created. */
+ @Override
+ public void onCreate(Bundle savedInstanceState) {
+ Log.i(TAG, "called onCreate");
+ super.onCreate(savedInstanceState);
+ getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
+
+ setContentView(R.layout.tutorial4_surface_view);
+
+ mOpenCvCameraView = (CameraBridgeViewBase) findViewById(R.id.tutorial4_activity_surface_view);
+ mOpenCvCameraView.setCvCameraViewListener(this);
+ }
+
+ @Override
+ public boolean onCreateOptionsMenu(Menu menu) {
+ Log.i(TAG, "called onCreateOptionsMenu");
+ mItemPreviewRGBA = menu.add("Preview RGBA");
+ mItemPreviewGray = menu.add("Preview GRAY");
+ mItemPreviewCanny = menu.add("Canny");
+ mItemPreviewFeatures = menu.add("Find features");
+ return true;
+ }
+
+ @Override
+ public void onPause()
+ {
+ super.onPause();
+ if (mOpenCvCameraView != null)
+ mOpenCvCameraView.disableView();
+ }
+
+ @Override
+ public void onResume()
+ {
+ super.onResume();
+ OpenCVLoader.initAsync(OpenCVLoader.OPENCV_VERSION_2_4_8, this, mLoaderCallback);
+ }
+
+ public void onDestroy() {
+ super.onDestroy();
+ if (mOpenCvCameraView != null)
+ mOpenCvCameraView.disableView();
+ }
+
+ public void onCameraViewStarted(int width, int height) {
+ mRgba = new Mat(height, width, CvType.CV_8UC4);
+ mIntermediateMat = new Mat(height, width, CvType.CV_8UC4);
+ mGray = new Mat(height, width, CvType.CV_8UC1);
+ }
+
+ public void onCameraViewStopped() {
+ mRgba.release();
+ mGray.release();
+ mIntermediateMat.release();
+ }
+
+ public Mat onCameraFrame(CvCameraViewFrame inputFrame) {
+ final int viewMode = mViewMode;
+ switch (viewMode) {
+ case VIEW_MODE_GRAY:
+ // input frame has gray scale format
+ Imgproc.cvtColor(inputFrame.gray(), mRgba, Imgproc.COLOR_GRAY2RGBA, 4);
+ break;
+ case VIEW_MODE_RGBA:
+ // input frame has RBGA format
+ mRgba = inputFrame.rgba();
+ break;
+ case VIEW_MODE_CANNY:
+ // input frame has gray scale format
+ mRgba = inputFrame.rgba();
+ Imgproc.Canny(inputFrame.gray(), mIntermediateMat, 80, 100);
+ Imgproc.cvtColor(mIntermediateMat, mRgba, Imgproc.COLOR_GRAY2RGBA, 4);
+ break;
+ case VIEW_MODE_FEATURES:
+ // input frame has RGBA format
+ mRgba = inputFrame.rgba();
+ mGray = inputFrame.gray();
+ FindFeatures(mGray.getNativeObjAddr(), mRgba.getNativeObjAddr());
+ break;
+ }
+
+ return mRgba;
+ }
+
+ public boolean onOptionsItemSelected(MenuItem item) {
+ Log.i(TAG, "called onOptionsItemSelected; selected item: " + item);
+
+ if (item == mItemPreviewRGBA) {
+ mViewMode = VIEW_MODE_RGBA;
+ } else if (item == mItemPreviewGray) {
+ mViewMode = VIEW_MODE_GRAY;
+ } else if (item == mItemPreviewCanny) {
+ mViewMode = VIEW_MODE_CANNY;
+ } else if (item == mItemPreviewFeatures) {
+ mViewMode = VIEW_MODE_FEATURES;
+ }
+
+ return true;
+ }
+
+ public native void FindFeatures(long matAddrGr, long matAddrRgba);
+}