diff --git a/modules/java/android_sdk/android_lib/.classpath b/modules/java/android_sdk/android_lib/.classpath
deleted file mode 100644
index 98845764ef..0000000000
--- a/modules/java/android_sdk/android_lib/.classpath
+++ /dev/null
@@ -1,7 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<classpath>
-	<classpathentry kind="src" path="src"/>
-	<classpathentry kind="src" path="gen"/>
-	<classpathentry kind="con" path="com.android.ide.eclipse.adt.ANDROID_FRAMEWORK"/>
-	<classpathentry kind="output" path="cls"/>
-</classpath>
diff --git a/modules/java/android_sdk/android_lib/.project b/modules/java/android_sdk/android_lib/.project
deleted file mode 100644
index 44f6529bd8..0000000000
--- a/modules/java/android_sdk/android_lib/.project
+++ /dev/null
@@ -1,33 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<projectDescription>
-	<name>OpenCV Library - @OPENCV_VERSION@</name>
-	<comment></comment>
-	<projects>
-	</projects>
-	<buildSpec>
-		<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>
-	</buildSpec>
-	<natures>
-		<nature>com.android.ide.eclipse.adt.AndroidNature</nature>
-		<nature>org.eclipse.jdt.core.javanature</nature>
-	</natures>
-</projectDescription>
diff --git a/platforms/android/service/engine/.classpath b/platforms/android/service/engine/.classpath
deleted file mode 100644
index a4763d1eec..0000000000
--- a/platforms/android/service/engine/.classpath
+++ /dev/null
@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<classpath>
-	<classpathentry kind="src" path="src"/>
-	<classpathentry kind="src" path="gen"/>
-	<classpathentry kind="con" path="com.android.ide.eclipse.adt.ANDROID_FRAMEWORK"/>
-	<classpathentry kind="con" path="com.android.ide.eclipse.adt.LIBRARIES"/>
-	<classpathentry kind="output" path="bin/classes"/>
-</classpath>
diff --git a/platforms/android/service/engine/.project b/platforms/android/service/engine/.project
deleted file mode 100644
index f517625b8d..0000000000
--- a/platforms/android/service/engine/.project
+++ /dev/null
@@ -1,33 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<projectDescription>
-	<name>OpenCVEngineService</name>
-	<comment></comment>
-	<projects>
-	</projects>
-	<buildSpec>
-		<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>
-	</buildSpec>
-	<natures>
-		<nature>com.android.ide.eclipse.adt.AndroidNature</nature>
-		<nature>org.eclipse.jdt.core.javanature</nature>
-	</natures>
-</projectDescription>
diff --git a/platforms/android/service/engine/build.xml b/platforms/android/service/engine/build.xml
deleted file mode 100644
index 98ddc3eac1..0000000000
--- a/platforms/android/service/engine/build.xml
+++ /dev/null
@@ -1,92 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project name="OpenCV Manager" default="help">
-
-    <!-- The local.properties file is created and updated by the 'android' tool.
-         It contains the path to the SDK. It should *NOT* be checked into
-         Version Control Systems. -->
-    <property file="local.properties" />
-
-    <!-- The ant.properties file can be created by you. It is only edited by the
-         'android' tool to add properties to it.
-         This is the place to change some Ant specific build properties.
-         Here are some properties you may want to change/update:
-
-         source.dir
-             The name of the source directory. Default is 'src'.
-         out.dir
-             The name of the output directory. Default is 'bin'.
-
-         For other overridable properties, look at the beginning of the rules
-         files in the SDK, at tools/ant/build.xml
-
-         Properties related to the SDK location or the project target should
-         be updated using the 'android' tool with the 'update' action.
-
-         This file is an integral part of the build system for your
-         application and should be checked into Version Control Systems.
-
-         -->
-    <property file="ant.properties" />
-
-    <!-- if sdk.dir was not set from one of the property file, then
-         get it from the ANDROID_HOME env var.
-         This must be done before we load project.properties since
-         the proguard config can use sdk.dir -->
-    <property environment="env" />
-    <condition property="sdk.dir" value="${env.ANDROID_HOME}">
-        <isset property="env.ANDROID_HOME" />
-    </condition>
-
-    <!-- The project.properties file is created and updated by the 'android'
-         tool, as well as ADT.
-
-         This contains project specific properties such as project target, and library
-         dependencies. Lower level build properties are stored in ant.properties
-         (or in .classpath for Eclipse projects).
-
-         This file is an integral part of the build system for your
-         application and should be checked into Version Control Systems. -->
-    <loadproperties srcFile="project.properties" />
-
-    <!-- quick check on sdk.dir -->
-    <fail
-            message="sdk.dir is missing. Make sure to generate local.properties using 'android update project' or to inject it through the ANDROID_HOME environment variable."
-            unless="sdk.dir"
-    />
-
-    <!--
-        Import per project custom build rules if present at the root of the project.
-        This is the place to put custom intermediary targets such as:
-            -pre-build
-            -pre-compile
-            -post-compile (This is typically used for code obfuscation.
-                           Compiled code location: ${out.classes.absolute.dir}
-                           If this is not done in place, override ${out.dex.input.absolute.dir})
-            -post-package
-            -post-build
-            -pre-clean
-    -->
-    <import file="custom_rules.xml" optional="true" />
-
-    <!-- Import the actual build file.
-
-         To customize existing targets, there are two options:
-         - Customize only one target:
-             - copy/paste the target into this file, *before* the
-               <import> task.
-             - customize it to your needs.
-         - Customize the whole content of build.xml
-             - copy/paste the content of the rules files (minus the top node)
-               into this file, replacing the <import> task.
-             - customize to your needs.
-
-         ***********************
-         ****** IMPORTANT ******
-         ***********************
-         In all cases you must update the value of version-tag below to read 'custom' instead of an integer,
-         in order to avoid having your file be overridden by tools such as "android update project"
-    -->
-    <!-- version-tag: 1 -->
-    <import file="${sdk.dir}/tools/ant/build.xml" />
-
-</project>
diff --git a/platforms/android/service/engine/project.properties b/platforms/android/service/engine/project.properties
deleted file mode 100644
index 85aac54016..0000000000
--- a/platforms/android/service/engine/project.properties
+++ /dev/null
@@ -1,14 +0,0 @@
-# This file is automatically generated by Android Tools.
-# Do not modify this file -- YOUR CHANGES WILL BE ERASED!
-#
-# This file must be checked in Version Control Systems.
-#
-# To customize properties used by the Ant build system edit
-# "ant.properties", and override values to adapt the script to your
-# project structure.
-#
-# To enable ProGuard to shrink and obfuscate your code, uncomment this (available properties: sdk.dir, user.home):
-#proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt:proguard-project.txt
-
-# Project target.
-target=android-8
diff --git a/samples/android/15-puzzle/.classpath b/samples/android/15-puzzle/.classpath
deleted file mode 100644
index 3f9691c5dd..0000000000
--- a/samples/android/15-puzzle/.classpath
+++ /dev/null
@@ -1,8 +0,0 @@
-<?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>
diff --git a/samples/android/15-puzzle/.project b/samples/android/15-puzzle/.project
deleted file mode 100644
index e7ad660402..0000000000
--- a/samples/android/15-puzzle/.project
+++ /dev/null
@@ -1,33 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<projectDescription>
-	<name>OpenCV Sample - 15 puzzle</name>
-	<comment></comment>
-	<projects>
-	</projects>
-	<buildSpec>
-		<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>
-	</buildSpec>
-	<natures>
-		<nature>com.android.ide.eclipse.adt.AndroidNature</nature>
-		<nature>org.eclipse.jdt.core.javanature</nature>
-	</natures>
-</projectDescription>
diff --git a/samples/android/camera-calibration/.classpath b/samples/android/camera-calibration/.classpath
deleted file mode 100644
index 46c3d46963..0000000000
--- a/samples/android/camera-calibration/.classpath
+++ /dev/null
@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<classpath>
-	<classpathentry exported="true" kind="con" path="com.android.ide.eclipse.adt.LIBRARIES"/>
-	<classpathentry kind="con" path="com.android.ide.eclipse.adt.ANDROID_FRAMEWORK"/>
-	<classpathentry exported="true" kind="con" path="com.android.ide.eclipse.adt.DEPENDENCIES"/>
-	<classpathentry kind="src" path="src"/>
-	<classpathentry kind="src" path="gen"/>
-	<classpathentry kind="output" path="bin/classes"/>
-</classpath>
diff --git a/samples/android/camera-calibration/.project b/samples/android/camera-calibration/.project
deleted file mode 100644
index eae413e1ae..0000000000
--- a/samples/android/camera-calibration/.project
+++ /dev/null
@@ -1,33 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<projectDescription>
-	<name>OpenCV Sample - camera-calibration</name>
-	<comment></comment>
-	<projects>
-	</projects>
-	<buildSpec>
-		<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>
-	</buildSpec>
-	<natures>
-		<nature>com.android.ide.eclipse.adt.AndroidNature</nature>
-		<nature>org.eclipse.jdt.core.javanature</nature>
-	</natures>
-</projectDescription>
diff --git a/samples/android/color-blob-detection/.classpath b/samples/android/color-blob-detection/.classpath
deleted file mode 100644
index 3f9691c5dd..0000000000
--- a/samples/android/color-blob-detection/.classpath
+++ /dev/null
@@ -1,8 +0,0 @@
-<?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>
diff --git a/samples/android/color-blob-detection/.project b/samples/android/color-blob-detection/.project
deleted file mode 100644
index c863652590..0000000000
--- a/samples/android/color-blob-detection/.project
+++ /dev/null
@@ -1,33 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<projectDescription>
-	<name>OpenCV Sample - color-blob-detection</name>
-	<comment></comment>
-	<projects>
-	</projects>
-	<buildSpec>
-		<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>
-	</buildSpec>
-	<natures>
-		<nature>com.android.ide.eclipse.adt.AndroidNature</nature>
-		<nature>org.eclipse.jdt.core.javanature</nature>
-	</natures>
-</projectDescription>
diff --git a/samples/android/face-detection/.classpath b/samples/android/face-detection/.classpath
deleted file mode 100644
index 3f9691c5dd..0000000000
--- a/samples/android/face-detection/.classpath
+++ /dev/null
@@ -1,8 +0,0 @@
-<?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>
diff --git a/samples/android/face-detection/.cproject b/samples/android/face-detection/.cproject
deleted file mode 100644
index f57ae9006c..0000000000
--- a/samples/android/face-detection/.cproject
+++ /dev/null
@@ -1,75 +0,0 @@
-<?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="${NDKROOT}/ndk-build.cmd" enableAutoBuild="true" enableCleanBuild="false" id="org.eclipse.cdt.build.core.settings.default.builder.180541221" incrementalBuildTarget="" keepEnvironmentInBuildfile="false" managedBuildOn="false" name="Gnu Make Builder" superClass="org.eclipse.cdt.build.core.settings.default.builder"/>
-							<tool id="org.eclipse.cdt.build.core.settings.holder.libs.791069665" name="holder for library settings" superClass="org.eclipse.cdt.build.core.settings.holder.libs"/>
-							<tool id="org.eclipse.cdt.build.core.settings.holder.1894181736" name="Assembly" superClass="org.eclipse.cdt.build.core.settings.holder">
-								<inputType id="org.eclipse.cdt.build.core.settings.holder.inType.588929884" languageId="org.eclipse.cdt.core.assembly" languageName="Assembly" sourceContentType="org.eclipse.cdt.core.asmSource" superClass="org.eclipse.cdt.build.core.settings.holder.inType"/>
-							</tool>
-							<tool id="org.eclipse.cdt.build.core.settings.holder.303359177" name="GNU C++" superClass="org.eclipse.cdt.build.core.settings.holder">
-								<option id="org.eclipse.cdt.build.core.settings.holder.incpaths.373249505" name="Include Paths" superClass="org.eclipse.cdt.build.core.settings.holder.incpaths" valueType="includePath">
-									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/platforms/android-9/arch-arm/usr/include&quot;"/>
-									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/sources/cxx-stl/gnu-libstdc++/4.6/include&quot;"/>
-									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/sources/cxx-stl/gnu-libstdc++/4.6/libs/armeabi-v7a/include&quot;"/>
-									<listOptionValue builtIn="false" value="&quot;${ProjDirPath}/../../sdk/native/jni/include&quot;"/>
-								</option>
-								<option id="org.eclipse.cdt.build.core.settings.holder.symbols.1424359063" name="Symbols" superClass="org.eclipse.cdt.build.core.settings.holder.symbols" valueType="definedSymbols">
-									<listOptionValue builtIn="false" value="ANDROID=1"/>
-								</option>
-								<inputType id="org.eclipse.cdt.build.core.settings.holder.inType.360067880" languageId="org.eclipse.cdt.core.g++" languageName="GNU C++" sourceContentType="org.eclipse.cdt.core.cxxSource,org.eclipse.cdt.core.cxxHeader" superClass="org.eclipse.cdt.build.core.settings.holder.inType"/>
-							</tool>
-							<tool id="org.eclipse.cdt.build.core.settings.holder.1156172258" name="GNU C" superClass="org.eclipse.cdt.build.core.settings.holder">
-								<option id="org.eclipse.cdt.build.core.settings.holder.incpaths.149918263" name="Include Paths" superClass="org.eclipse.cdt.build.core.settings.holder.incpaths" valueType="includePath">
-									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/platforms/android-9/arch-arm/usr/include&quot;"/>
-									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/sources/cxx-stl/gnu-libstdc++/4.6/include&quot;"/>
-									<listOptionValue builtIn="false" value="&quot;${NDKROOT}/sources/cxx-stl/gnu-libstdc++/4.6/libs/armeabi-v7a/include&quot;"/>
-									<listOptionValue builtIn="false" value="&quot;${ProjDirPath}/../../sdk/native/jni/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=""/>
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-	</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
deleted file mode 100644
index 4cb4e8f643..0000000000
--- a/samples/android/face-detection/.project
+++ /dev/null
@@ -1,101 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<projectDescription>
-	<name>OpenCV Sample - face-detection</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>
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deleted file mode 100644
index 3f9691c5dd..0000000000
--- a/samples/android/image-manipulations/.classpath
+++ /dev/null
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-<?xml version="1.0" encoding="UTF-8"?>
-<classpath>
-	<classpathentry kind="con" path="com.android.ide.eclipse.adt.ANDROID_FRAMEWORK"/>
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deleted file mode 100644
index 6bf32a8a3e..0000000000
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+++ /dev/null
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deleted file mode 100644
index 3f9691c5dd..0000000000
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deleted file mode 100644
index bcb4d17186..0000000000
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+++ /dev/null
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diff --git a/samples/android/tutorial-2-mixedprocessing/.classpath b/samples/android/tutorial-2-mixedprocessing/.classpath
deleted file mode 100644
index 3f9691c5dd..0000000000
--- a/samples/android/tutorial-2-mixedprocessing/.classpath
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deleted file mode 100644
index 0d1d13e85b..0000000000
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deleted file mode 100644
index c3e05a59aa..0000000000
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diff --git a/samples/android/tutorial-3-cameracontrol/.classpath b/samples/android/tutorial-3-cameracontrol/.classpath
deleted file mode 100644
index 3f9691c5dd..0000000000
--- a/samples/android/tutorial-3-cameracontrol/.classpath
+++ /dev/null
@@ -1,8 +0,0 @@
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diff --git a/samples/android/tutorial-3-cameracontrol/.project b/samples/android/tutorial-3-cameracontrol/.project
deleted file mode 100644
index bccca2d7ce..0000000000
--- a/samples/android/tutorial-3-cameracontrol/.project
+++ /dev/null
@@ -1,33 +0,0 @@
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diff --git a/samples/android/tutorial-4-opencl/.classpath b/samples/android/tutorial-4-opencl/.classpath
deleted file mode 100644
index b76ec6cd48..0000000000
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deleted file mode 100644
index 90fc6c97f0..0000000000
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-					<folderInfo id="com.android.toolchain.gcc.2119826334.1853372756" name="/" resourcePath="">
-						<toolChain id="com.android.toolchain.gcc.344648270" name="com.android.toolchain.gcc" superClass="com.android.toolchain.gcc">
-							<targetPlatform binaryParser="org.eclipse.cdt.core.ELF" id="com.android.targetPlatform.443518540" isAbstract="false" superClass="com.android.targetPlatform"/>
-							<builder command="ndk-build.cmd" id="com.android.builder.1393780489" keepEnvironmentInBuildfile="false" managedBuildOn="false" name="Android Builder" superClass="com.android.builder">
-								<outputEntries>
-									<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="outputPath" name="obj"/>
-									<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="outputPath" name="libs"/>
-								</outputEntries>
-							</builder>
-							<tool id="com.android.gcc.compiler.1725706653" name="Android GCC Compiler" superClass="com.android.gcc.compiler">
-								<option id="com.android.gcc.option.includePath.1852635009" superClass="com.android.gcc.option.includePath" valueType="includePath">
-									<listOptionValue builtIn="false" value="&quot;${OPENCV_ANDROID_SDK}/sdk/native/jni/include&quot;"/>
-								</option>
-								<inputType id="com.android.gcc.inputType.193477776" superClass="com.android.gcc.inputType"/>
-							</tool>
-						</toolChain>
-					</folderInfo>
-					<sourceEntries>
-						<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" 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="tutorial-4-opencl.null.126354959" name="tutorial-4-opencl"/>
-	</storageModule>
-	<storageModule moduleId="org.eclipse.cdt.core.LanguageSettingsProviders"/>
-	<storageModule moduleId="scannerConfiguration">
-		<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
-		<scannerConfigBuildInfo instanceId="com.android.toolchain.gcc.2119826334;com.android.toolchain.gcc.2119826334.1853372756;com.android.gcc.compiler.1725706653;com.android.gcc.inputType.193477776">
-			<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId="com.android.AndroidPerProjectProfile"/>
-		</scannerConfigBuildInfo>
-	</storageModule>
-	<storageModule moduleId="refreshScope" versionNumber="2">
-		<configuration configurationName="Default">
-			<resource resourceType="FOLDER" workspacePath="/tutorial-4-opencl/jni"/>
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-	</storageModule>
-	<storageModule moduleId="org.eclipse.cdt.internal.ui.text.commentOwnerProjectMappings"/>
-</cproject>
diff --git a/samples/android/tutorial-4-opencl/.project b/samples/android/tutorial-4-opencl/.project
deleted file mode 100644
index c86a2386c4..0000000000
--- a/samples/android/tutorial-4-opencl/.project
+++ /dev/null
@@ -1,49 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<projectDescription>
-    <name>OpenCV Tutorial 4 - Use OpenCL</name>
-    <comment></comment>
-    <projects>
-    </projects>
-    <buildSpec>
-        <buildCommand>
-            <name>org.eclipse.cdt.managedbuilder.core.genmakebuilder</name>
-            <triggers>clean,full,incremental,</triggers>
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-            </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>
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-        <nature>org.eclipse.cdt.managedbuilder.core.managedBuildNature</nature>
-        <nature>org.eclipse.cdt.managedbuilder.core.ScannerConfigNature</nature>
-    </natures>
-</projectDescription>