From e2e6838da38f511bcced2d7ede0bbfafd5138e2c Mon Sep 17 00:00:00 2001
From: Andrey Pavlenko <no@email>
Date: Mon, 2 Jul 2012 13:15:16 +0000
Subject: [PATCH] adding CDT Builder (via ndk-build.cmd) for JNI part

---
 cmake/OpenCVDetectAndroidSDK.cmake            |  2 +-
 .../generator/src/java/android+Utils.java     |  5 --
 samples/android/face-detection/.cproject      | 84 +++++++++++++++++++
 samples/android/face-detection/.project       | 68 +++++++++++++++
 samples/android/tutorial-3-native/.cproject   | 84 +++++++++++++++++++
 samples/android/tutorial-3-native/.project    | 68 +++++++++++++++
 samples/android/tutorial-4-mixed/.cproject    | 83 ++++++++++++++++++
 samples/android/tutorial-4-mixed/.project     | 68 +++++++++++++++
 8 files changed, 456 insertions(+), 6 deletions(-)
 create mode 100644 samples/android/face-detection/.cproject
 create mode 100644 samples/android/tutorial-3-native/.cproject
 create mode 100644 samples/android/tutorial-4-mixed/.cproject

diff --git a/cmake/OpenCVDetectAndroidSDK.cmake b/cmake/OpenCVDetectAndroidSDK.cmake
index f1bc5499f7..d83b85506d 100644
--- a/cmake/OpenCVDetectAndroidSDK.cmake
+++ b/cmake/OpenCVDetectAndroidSDK.cmake
@@ -324,7 +324,7 @@ macro(add_android_project target path)
         install(FILES "${android_proj_bin_dir}/${f}" DESTINATION "samples/${sample_dir}/${install_subdir}" COMPONENT main)
       endforeach()
       #jni part + eclipse files
-      file(GLOB_RECURSE jni_files RELATIVE "${path}" "${path}/jni/*")
+      file(GLOB_RECURSE jni_files RELATIVE "${path}" "${path}/jni/*" "${path}/.cproject")
       ocv_list_filterout(jni_files "\\\\.svn")
       foreach(f ${jni_files} ".classpath" ".project" ".settings/org.eclipse.jdt.core.prefs")
         get_filename_component(install_subdir "${f}" PATH)
diff --git a/modules/java/generator/src/java/android+Utils.java b/modules/java/generator/src/java/android+Utils.java
index 28ca261add..a990cd10be 100644
--- a/modules/java/generator/src/java/android+Utils.java
+++ b/modules/java/generator/src/java/android+Utils.java
@@ -133,11 +133,6 @@ public class Utils {
     }
     
     
-    // native stuff
-    static {
-        System.loadLibrary("opencv_java");
-    }
-
     private static native void nBitmapToMat2(Bitmap b, long m_addr, boolean unPremultiplyAlpha);
 
     private static native void nMatToBitmap2(long m_addr, Bitmap b, boolean premultiplyAlpha);
diff --git a/samples/android/face-detection/.cproject b/samples/android/face-detection/.cproject
new file mode 100644
index 0000000000..f915bd4d02
--- /dev/null
+++ b/samples/android/face-detection/.cproject
@@ -0,0 +1,84 @@
+<?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="0.129633445">
+			<storageModule buildSystemId="org.eclipse.cdt.managedbuilder.core.configurationDataProvider" id="0.129633445" 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="${ProjName}" buildProperties="" description="" id="0.129633445" name="Default" parent="org.eclipse.cdt.build.core.prefbase.cfg">
+					<folderInfo id="0.129633445." name="/" resourcePath="">
+						<toolChain id="org.eclipse.cdt.build.core.prefbase.toolchain.2006441180" name="No ToolChain" resourceTypeBasedDiscovery="false" superClass="org.eclipse.cdt.build.core.prefbase.toolchain">
+							<targetPlatform id="org.eclipse.cdt.build.core.prefbase.toolchain.2006441180.527973180" name=""/>
+							<builder autoBuildTarget="" command="${NDKROOT}/ndk-build.cmd" enableAutoBuild="true" enableCleanBuild="false" id="org.eclipse.cdt.build.core.settings.default.builder.180541221" 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.791069665" name="holder for library settings" superClass="org.eclipse.cdt.build.core.settings.holder.libs"/>
+							<tool id="org.eclipse.cdt.build.core.settings.holder.1894181736" name="Assembly" superClass="org.eclipse.cdt.build.core.settings.holder">
+								<option id="org.eclipse.cdt.build.core.settings.holder.incpaths.1575527821" name="Include Paths" superClass="org.eclipse.cdt.build.core.settings.holder.incpaths" valueType="includePath">
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/platforms/android-9/arch-arm/usr/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/toolchains/arm-linux-androideabi-4.4.3/prebuilt/windows/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/sources/cxx-stl/gnu-libstdc++/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${ProjDirPath}/../../sdk/native/jni/include&quot;"/>
+								</option>
+								<option id="org.eclipse.cdt.build.core.settings.holder.symbols.357964863" name="Symbols" superClass="org.eclipse.cdt.build.core.settings.holder.symbols" valueType="definedSymbols">
+									<listOptionValue builtIn="false" value="ANDROID=1"/>
+								</option>
+								<inputType id="org.eclipse.cdt.build.core.settings.holder.inType.588929884" 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.303359177" name="GNU C++" superClass="org.eclipse.cdt.build.core.settings.holder">
+								<option id="org.eclipse.cdt.build.core.settings.holder.incpaths.373249505" name="Include Paths" superClass="org.eclipse.cdt.build.core.settings.holder.incpaths" valueType="includePath">
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/platforms/android-9/arch-arm/usr/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/toolchains/arm-linux-androideabi-4.4.3/prebuilt/windows/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${ProjDirPath}/../../sdk/native/jni/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/sources/cxx-stl/gnu-libstdc++/include&quot;"/>
+								</option>
+								<option id="org.eclipse.cdt.build.core.settings.holder.symbols.1424359063" name="Symbols" superClass="org.eclipse.cdt.build.core.settings.holder.symbols" valueType="definedSymbols">
+									<listOptionValue builtIn="false" value="ANDROID=1"/>
+								</option>
+								<inputType id="org.eclipse.cdt.build.core.settings.holder.inType.360067880" 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.1156172258" name="GNU C" superClass="org.eclipse.cdt.build.core.settings.holder">
+								<option id="org.eclipse.cdt.build.core.settings.holder.incpaths.149918263" name="Include Paths" superClass="org.eclipse.cdt.build.core.settings.holder.incpaths" valueType="includePath">
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/platforms/android-9/arch-arm/usr/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/toolchains/arm-linux-androideabi-4.4.3/prebuilt/windows/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${ProjDirPath}/../../sdk/native/jni/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/sources/cxx-stl/gnu-libstdc++/include&quot;"/>
+								</option>
+								<option id="org.eclipse.cdt.build.core.settings.holder.symbols.719752707" name="Symbols" superClass="org.eclipse.cdt.build.core.settings.holder.symbols" valueType="definedSymbols">
+									<listOptionValue builtIn="false" value="ANDROID=1"/>
+								</option>
+								<inputType id="org.eclipse.cdt.build.core.settings.holder.inType.232493949" 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 Sample - face-detection.null.1639518055" name="OpenCV Sample - face-detection"/>
+	</storageModule>
+	<storageModule moduleId="scannerConfiguration">
+		<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
+		<scannerConfigBuildInfo instanceId="0.129633445">
+			<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
+		</scannerConfigBuildInfo>
+	</storageModule>
+	<storageModule moduleId="refreshScope" versionNumber="1">
+		<resource resourceType="PROJECT" workspacePath="/OpenCV Sample - face-detection"/>
+	</storageModule>
+	<storageModule moduleId="org.eclipse.cdt.internal.ui.text.commentOwnerProjectMappings"/>
+</cproject>
diff --git a/samples/android/face-detection/.project b/samples/android/face-detection/.project
index 11b78325ca..9138486b09 100644
--- a/samples/android/face-detection/.project
+++ b/samples/android/face-detection/.project
@@ -5,6 +5,64 @@
 	<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>
@@ -25,9 +83,19 @@
 			<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>
diff --git a/samples/android/tutorial-3-native/.cproject b/samples/android/tutorial-3-native/.cproject
new file mode 100644
index 0000000000..d82fb3e76c
--- /dev/null
+++ b/samples/android/tutorial-3-native/.cproject
@@ -0,0 +1,84 @@
+<?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="0.1851062783">
+			<storageModule buildSystemId="org.eclipse.cdt.managedbuilder.core.configurationDataProvider" id="0.1851062783" 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="0.1851062783" name="Default" parent="org.eclipse.cdt.build.core.prefbase.cfg">
+					<folderInfo id="0.1851062783." name="/" resourcePath="">
+						<toolChain id="org.eclipse.cdt.build.core.prefbase.toolchain.114738979" name="No ToolChain" resourceTypeBasedDiscovery="false" superClass="org.eclipse.cdt.build.core.prefbase.toolchain">
+							<targetPlatform id="org.eclipse.cdt.build.core.prefbase.toolchain.114738979.901399641" name=""/>
+							<builder autoBuildTarget="" command="${NDKROOT}/ndk-build.cmd" enableAutoBuild="true" enableCleanBuild="false" id="org.eclipse.cdt.build.core.settings.default.builder.1153158428" incrementalBuildTarget="" keepEnvironmentInBuildfile="false" managedBuildOn="false" name="Gnu Make Builder" superClass="org.eclipse.cdt.build.core.settings.default.builder"/>
+							<tool id="org.eclipse.cdt.build.core.settings.holder.libs.835006420" name="holder for library settings" superClass="org.eclipse.cdt.build.core.settings.holder.libs"/>
+							<tool id="org.eclipse.cdt.build.core.settings.holder.1350943194" name="Assembly" superClass="org.eclipse.cdt.build.core.settings.holder">
+								<option id="org.eclipse.cdt.build.core.settings.holder.incpaths.1884803530" name="Include Paths" superClass="org.eclipse.cdt.build.core.settings.holder.incpaths" valueType="includePath">
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/platforms/android-9/arch-arm/usr/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/toolchains/arm-linux-androideabi-4.4.3/prebuilt/windows/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/sources/cxx-stl/gnu-libstdc++/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${ProjDirPath}/../../sdk/native/jni/include&quot;"/>
+								</option>
+								<option id="org.eclipse.cdt.build.core.settings.holder.symbols.235531736" name="Symbols" superClass="org.eclipse.cdt.build.core.settings.holder.symbols" valueType="definedSymbols">
+									<listOptionValue builtIn="false" value="ANDROID=1"/>
+								</option>
+								<inputType id="org.eclipse.cdt.build.core.settings.holder.inType.1640025837" languageId="org.eclipse.cdt.core.assembly" languageName="Assembly" sourceContentType="org.eclipse.cdt.core.asmSource" superClass="org.eclipse.cdt.build.core.settings.holder.inType"/>
+							</tool>
+							<tool id="org.eclipse.cdt.build.core.settings.holder.982773030" name="GNU C++" superClass="org.eclipse.cdt.build.core.settings.holder">
+								<option id="org.eclipse.cdt.build.core.settings.holder.incpaths.332905639" name="Include Paths" superClass="org.eclipse.cdt.build.core.settings.holder.incpaths" valueType="includePath">
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/platforms/android-9/arch-arm/usr/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/toolchains/arm-linux-androideabi-4.4.3/prebuilt/windows/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/sources/cxx-stl/gnu-libstdc++/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${ProjDirPath}/../../sdk/native/jni/include&quot;"/>
+								</option>
+								<option id="org.eclipse.cdt.build.core.settings.holder.symbols.1475512260" name="Symbols" superClass="org.eclipse.cdt.build.core.settings.holder.symbols" valueType="definedSymbols">
+									<listOptionValue builtIn="false" value="ANDROID=1"/>
+								</option>
+								<inputType id="org.eclipse.cdt.build.core.settings.holder.inType.1082980466" languageId="org.eclipse.cdt.core.g++" languageName="GNU C++" sourceContentType="org.eclipse.cdt.core.cxxSource,org.eclipse.cdt.core.cxxHeader" superClass="org.eclipse.cdt.build.core.settings.holder.inType"/>
+							</tool>
+							<tool id="org.eclipse.cdt.build.core.settings.holder.472513352" name="GNU C" superClass="org.eclipse.cdt.build.core.settings.holder">
+								<option id="org.eclipse.cdt.build.core.settings.holder.incpaths.1490236166" name="Include Paths" superClass="org.eclipse.cdt.build.core.settings.holder.incpaths" valueType="includePath">
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/platforms/android-9/arch-arm/usr/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/toolchains/arm-linux-androideabi-4.4.3/prebuilt/windows/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/sources/cxx-stl/gnu-libstdc++/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${ProjDirPath}/../../sdk/native/jni/include&quot;"/>
+								</option>
+								<option id="org.eclipse.cdt.build.core.settings.holder.symbols.945696849" name="Symbols" superClass="org.eclipse.cdt.build.core.settings.holder.symbols" valueType="definedSymbols">
+									<listOptionValue builtIn="false" value="ANDROID=1"/>
+								</option>
+								<inputType id="org.eclipse.cdt.build.core.settings.holder.inType.775624510" 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 3 - Add Native OpenCV.null.1740260315" name="OpenCV Tutorial 3 - Add Native OpenCV"/>
+	</storageModule>
+	<storageModule moduleId="scannerConfiguration">
+		<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
+		<scannerConfigBuildInfo instanceId="0.1851062783">
+			<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
+		</scannerConfigBuildInfo>
+	</storageModule>
+	<storageModule moduleId="refreshScope" versionNumber="1">
+		<resource resourceType="PROJECT" workspacePath="/OpenCV Tutorial 3 - Add Native OpenCV"/>
+	</storageModule>
+	<storageModule moduleId="org.eclipse.cdt.internal.ui.text.commentOwnerProjectMappings"/>
+</cproject>
diff --git a/samples/android/tutorial-3-native/.project b/samples/android/tutorial-3-native/.project
index 9c4744691b..c6ba8d1121 100644
--- a/samples/android/tutorial-3-native/.project
+++ b/samples/android/tutorial-3-native/.project
@@ -5,6 +5,64 @@
 	<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>
@@ -25,9 +83,19 @@
 			<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>
diff --git a/samples/android/tutorial-4-mixed/.cproject b/samples/android/tutorial-4-mixed/.cproject
new file mode 100644
index 0000000000..ca5bdb6b23
--- /dev/null
+++ b/samples/android/tutorial-4-mixed/.cproject
@@ -0,0 +1,83 @@
+<?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">
+								<option id="org.eclipse.cdt.build.core.settings.holder.symbols.412041334" 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.1028672579" superClass="org.eclipse.cdt.build.core.settings.holder.incpaths" valueType="includePath">
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/platforms/android-9/arch-arm/usr/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/toolchains/arm-linux-androideabi-4.4.3/prebuilt/windows/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/sources/cxx-stl/gnu-libstdc++/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${ProjDirPath}/../../sdk/native\jni\include&quot;"/>
+								</option>
+								<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="&quot;${NDKROOT}/platforms/android-9/arch-arm/usr/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/toolchains/arm-linux-androideabi-4.4.3/prebuilt/windows/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/sources/cxx-stl/gnu-libstdc++/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${ProjDirPath}/../../sdk/native/jni/include&quot;"/>
+								</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="&quot;${NDKROOT}/platforms/android-9/arch-arm/usr/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/toolchains/arm-linux-androideabi-4.4.3/prebuilt/windows/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/sources/cxx-stl/gnu-libstdc++/include&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${ProjDirPath}/../../sdk/native\jni\include&quot;"/>
+								</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 - Mix Java+Native OpenCV.null.1819504790" name="OpenCV Tutorial 4 - Mix Java+Native OpenCV"/>
+	</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 - Mix Java+Native OpenCV"/>
+	</storageModule>
+</cproject>
diff --git a/samples/android/tutorial-4-mixed/.project b/samples/android/tutorial-4-mixed/.project
index 52fff840c0..f7482e3e98 100644
--- a/samples/android/tutorial-4-mixed/.project
+++ b/samples/android/tutorial-4-mixed/.project
@@ -5,6 +5,64 @@
 	<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>
@@ -25,9 +83,19 @@
 			<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>