diff --git a/tool/recoWord/appl/Windows.cpp b/tool/recoWord/appl/Windows.cpp
deleted file mode 100644
index 5daa7cf..0000000
--- a/tool/recoWord/appl/Windows.cpp
+++ /dev/null
@@ -1,70 +0,0 @@
-/** @file
- * @author Edouard DUPIN 
- * @copyright 2019, Edouard DUPIN, all right reserved
- * @license MPL v2.0 (see license file)
- */
-
-#include <ewol/ewol.hpp>
-#include <appl/debug.hpp>
-#include <appl/Windows.hpp>
-#include <ewol/widget/Label.hpp>
-#include <ewol/widget/Button.hpp>
-#include <appl/widget/DataViewer.hpp>
-#include <etk/tool.hpp>
-
-appl::Windows::Windows() :
-  m_composer(null) {
-	addObjectType("appl::Windows");
-	propertyTitle.setDirectCheck("River IO viewer");
-}
-
-void appl::Windows::init() {
-	ewol::widget::Windows::init();
-	APPL_ERROR("Load Application");
-	etk::String composition = etk::String("");
-	composition += "<sizer mode='vert'>\n";
-	composition += "	<sizer mode='hori' lock='true' min-size='10,10%'>\n";
-	composition += "		<button name='bt-record' expend='true' fill='true'>\n";
-	composition += "			<label>\n";
-	composition += "				Start/Stop record\n";
-	composition += "			</label>\n";
-	composition += "		</button>\n";
-	composition += "		<button name='bt-reset' expend='true' fill='true'>\n";
-	composition += "			<label>\n";
-	composition += "				Reset Currrent Record\n";
-	composition += "			</label>\n";
-	composition += "		</button>\n";
-	composition += "	</sizer>\n";
-	composition += "	<DataViewer name='displayer' expand='true' fill='true'/>\n";
-	composition += "</sizer>\n";
-	
-	m_composer = ewol::widget::Composer::create();
-	if (m_composer == null) {
-		APPL_CRITICAL(" An error occured ... in the windows creatrion ...");
-		return;
-	}
-	APPL_ERROR("Composer LOAD   [BEGIN]");
-	m_composer->loadFromString(composition);
-	setSubWidget(m_composer);
-	APPL_ERROR("Composer LOAD   [ END ]");
-	subBind(ewol::widget::Button, "bt-record", signalPressed, sharedFromThis(), &appl::Windows::onCallbackRecord);
-	subBind(ewol::widget::Button, "bt-reset", signalPressed, sharedFromThis(), &appl::Windows::onCallbackGenerate);
-}
-
-void appl::Windows::onCallbackRecord() {
-	APPL_INFO("Start/stop Record of data");
-	ememory::SharedPtr<appl::widget::DataViewer> tmpDisp = ememory::dynamicPointerCast<appl::widget::DataViewer>(getSubObjectNamed("displayer"));
-	if (tmpDisp != null) {
-		tmpDisp->recordToggle();
-	}
-}
-
-void appl::Windows::onCallbackGenerate() {
-	ememory::SharedPtr<appl::widget::DataViewer> tmpDisp = ememory::dynamicPointerCast<appl::widget::DataViewer>(getSubObjectNamed("displayer"));
-	if (tmpDisp != null) {
-		tmpDisp->recordToggle();
-		tmpDisp->reset();
-		tmpDisp->recordToggle();
-	}
-}
-
diff --git a/tool/recoWord/appl/Windows.hpp b/tool/recoWord/appl/Windows.hpp
deleted file mode 100644
index e62d1c0..0000000
--- a/tool/recoWord/appl/Windows.hpp
+++ /dev/null
@@ -1,25 +0,0 @@
-/** @file
- * @author Edouard DUPIN 
- * @copyright 2019, Edouard DUPIN, all right reserved
- * @license MPL v2.0 (see license file)
- */
-#pragma once
-
-#include <ewol/widget/Windows.hpp>
-#include <ewol/widget/Composer.hpp>
-
-namespace appl {
-	class Windows : public ewol::widget::Windows {
-		private:
-			ememory::SharedPtr<ewol::widget::Composer> m_composer;
-		protected:
-			Windows();
-			void init() override;
-		public:
-			DECLARE_FACTORY(Windows);
-		public: // callback functions
-			void onCallbackRecord();
-			void onCallbackGenerate();
-	};
-}
-
diff --git a/tool/recoWord/appl/debug.cpp b/tool/recoWord/appl/debug.cpp
deleted file mode 100644
index 93b4d60..0000000
--- a/tool/recoWord/appl/debug.cpp
+++ /dev/null
@@ -1,13 +0,0 @@
-/** @file
- * @author Edouard DUPIN 
- * @copyright 2019, Edouard DUPIN, all right reserved
- * @license MPL v2.0 (see license file)
- */
-
-#include <appl/debug.hpp>
-
-
-int32_t appl::getLogId() {
-	static int32_t g_val = elog::registerInstance("RecoWord");
-	return g_val;
-}
diff --git a/tool/recoWord/appl/debug.hpp b/tool/recoWord/appl/debug.hpp
deleted file mode 100644
index 8b24de3..0000000
--- a/tool/recoWord/appl/debug.hpp
+++ /dev/null
@@ -1,39 +0,0 @@
-/** @file
- * @author Edouard DUPIN 
- * @copyright 2019, Edouard DUPIN, all right reserved
- * @license MPL v2.0 (see license file)
- */
-#pragma once
-
-#include <elog/log.hpp>
-
-namespace appl {
-	int32_t getLogId();
-}
-
-#define APPL_BASE(info,data) ELOG_BASE(appl::getLogId(),info,data)
-
-#define APPL_PRINT(data)         APPL_BASE(-1, data)
-#define APPL_CRITICAL(data)      APPL_BASE(1, data)
-#define APPL_ERROR(data)         APPL_BASE(2, data)
-#define APPL_WARNING(data)       APPL_BASE(3, data)
-#ifdef DEBUG
-	#define APPL_INFO(data)          APPL_BASE(4, data)
-	#define APPL_DEBUG(data)         APPL_BASE(5, data)
-	#define APPL_VERBOSE(data)       APPL_BASE(6, data)
-	#define APPL_TODO(data)          APPL_BASE(4, "TODO : " << data)
-#else
-	#define APPL_INFO(data)          do { } while(false)
-	#define APPL_DEBUG(data)         do { } while(false)
-	#define APPL_VERBOSE(data)       do { } while(false)
-	#define APPL_TODO(data)          do { } while(false)
-#endif
-
-#define APPL_ASSERT(cond,data) \
-	do { \
-		if (!(cond)) { \
-			APPL_CRITICAL(data); \
-			assert(!#cond); \
-		} \
-	} while (0)
-
diff --git a/tool/recoWord/appl/main.cpp b/tool/recoWord/appl/main.cpp
deleted file mode 100644
index 54522bb..0000000
--- a/tool/recoWord/appl/main.cpp
+++ /dev/null
@@ -1,140 +0,0 @@
-/** @file
- * @author Edouard DUPIN 
- * @copyright 2019, Edouard DUPIN, all right reserved
- * @license MPL v2.0 (see license file)
- */
-
-
-#include <etk/types.hpp>
-#include <ewol/ewol.hpp>
-#include <gale/context/commandLine.hpp>
-
-#include <appl/debug.hpp>
-#include <appl/Windows.hpp>
-#include <ewol/object/Object.hpp>
-#include <ewol/widget/Manager.hpp>
-#include <ewol/context/Context.hpp>
-#include <appl/widget/DataViewer.hpp>
-#include <etk/theme/theme.hpp>
-
-static const etk::String configurationRiver =
-	"{\n"
-	"	microphone:{\n"
-	"		io:'input',\n"
-	"		map-on:{\n"
-	"			interface:'auto',\n"
-	"			name:'default',\n"
-	"		},\n"
-	"		frequency:0,\n"
-	"		channel-map:['front-left', 'front-right'],\n"
-	"		type:'auto',\n"
-	"		nb-chunk:1024\n"
-	"	}\n"
-	"}\n";
-
-
-class MainApplication : public ewol::context::Application {
-	public:
-		virtual void onCreate(ewol::Context& _context) override {
-			APPL_INFO(" == > CREATE ... (START) [" << gale::getBoardType() << "] (" << gale::getCompilationMode() << ") (BEGIN)");
-			for( int32_t iii=0 ; iii<_context.getCmd().size(); iii++) {
-				etk::String tmpppp = _context.getCmd().get(iii);
-				if (    tmpppp == "-h"
-				     || tmpppp == "--help") {
-					//APPL_PRINT("  --ctags=xxx c-flags-file-name" );
-					exit(0);
-				} 
-			}
-			etk::theme::setName("COLOR", "color/white/");
-			
-			_context.setSize(vec2(800, 600));
-			
-			_context.setTitle("edn");
-			
-			// select internal data for font ...
-			_context.getFontDefault().setUseExternal(true);
-			#ifdef __TARGET_OS__Android
-				_context.getFontDefault().set("FreeSerif", 19);
-			#else
-				_context.getFontDefault().set("FreeSerif;DejaVuSansMono",14);
-			#endif
-			
-			// set the application icon ...
-			//_context.setIcon("DATA:///icon.png");
-			APPL_INFO("==> CREATE ... (END)");
-		}
-		
-		void onStart(ewol::Context& _context) override {
-			APPL_INFO("==> START ... (BEGIN)");
-			// init internal global value
-			audio::river::initString(configurationRiver);
-			
-			_context.setSize(vec2(800, 600));
-			
-			// select internal data for font ...
-			_context.getFontDefault().setUseExternal(true);
-			_context.getFontDefault().setSize(19);
-			
-			appl::widget::DataViewer::createManagerWidget(_context.getWidgetManager());
-			
-			ememory::SharedPtr<ewol::widget::Windows> basicWindows = appl::Windows::create();
-			if (basicWindows == null) {
-				APPL_ERROR("Can not allocate the basic windows");
-				_context.exit(-1);
-				return;
-			}
-			// create the specific windows
-			_context.setWindows(basicWindows);
-			
-			// add files
-			APPL_INFO("show list of files : ");
-			/*
-			for( int32_t iii=0 ; iii<_context.getCmd().size(); iii++) {
-				etk::String tmpppp = _context.getCmd().get(iii);
-				if (tmpppp.startWith("--ctags=") == true) {
-					etk::String name = tmpppp.extract(8);
-					APPL_INFO("Load ctag file : \"" << name << "\"" );
-					appl::setCtagsFileName(name);
-				} else if (    tmpppp == "-h"
-				            || tmpppp == "--help") {
-					// nothing to do ...
-				} else {
-					etk::Path file(tmpppp);
-					if (etk::path::isFile(file) == true) {
-						APPL_INFO("need load file : \"" << file << "\"" );
-						m_bufferManager->open(file);
-					} else if (etk::path::isDirectory(file) == true) {
-						etk::Vector<etk::Path> listOfFiles = etk::path::list(file, etk::path::LIST_FILE);
-						for (auto &it: listOfFiles) {
-							if (etk::path::isFile(it) == true) {
-								APPL_INFO("need load file : \"" << it << "\"" );
-								m_bufferManager->open(it);
-							}
-						}
-					}
-				}
-			}
-			*/
-			APPL_INFO("==> START ... (END)");
-			return;
-		}
-		void onStop(ewol::Context& _context) override {
-			APPL_INFO("==> STOP ... (START)");
-			APPL_INFO("==> STOP ... (END)");
-		}
-		void onKillDemand(ewol::Context& _context) override {
-			APPL_INFO("==> User demand kill ... (START)");
-			_context.exit(0);
-			APPL_INFO("==> User demand kill ... (END)");
-		}
-};
-
-/**
- * @brief Main of the program (This can be set in every case, but it is not used in Andoid...).
- * @param std IO
- * @return std IO
- */
-int main(int _argc, const char *_argv[]) {
-	// second possibility
-	return ewol::run(ETK_NEW(MainApplication), _argc, _argv);
-}
\ No newline at end of file
diff --git a/tool/recoWord/appl/widget/DataViewer.cpp b/tool/recoWord/appl/widget/DataViewer.cpp
deleted file mode 100644
index a619253..0000000
--- a/tool/recoWord/appl/widget/DataViewer.cpp
+++ /dev/null
@@ -1,265 +0,0 @@
-/** @file
- * @author Edouard DUPIN 
- * @copyright 2011, Edouard DUPIN, all right reserved
- * @license MPL v2.0 (see license file)
- */
-
-#include <appl/debug.hpp>
-#include <appl/widget/DataViewer.hpp>
-#include <etk/tool.hpp>
-#include <ewol/object/Manager.hpp>
-
-static const int32_t nbSecondOffset = 3;
-static const int32_t nbSecondSilence = 1;
-static const int32_t nbSecond = 10;
-static const int32_t nbSecondPreviousPost = 1;
-static const float startThresholdLevel = 0.2;
-static const float stopThresholdLevel = 0.1;
-
-
-
-appl::widget::DataViewer::DataViewer() :
-  m_minVal(-1.0f),
-  m_maxVal(1.0f),
-  m_sampleRate(48000) {
-	addObjectType("appl::widget::DataViewer");
-}
-
-void appl::widget::DataViewer::init() {
-	ewol::Widget::init();
-	m_manager = audio::river::Manager::create("appl::widget::DataViewer");
-	m_data.resize(m_sampleRate*nbSecond*3, 0.0);
-	m_data.clear();
-}
-
-
-appl::widget::DataViewer::~DataViewer() {
-	
-}
-
-
-
-void appl::widget::DataViewer::onDataReceived(const void* _data,
-                                              const audio::Time& _time,
-                                              size_t _nbChunk,
-                                              enum audio::format _format,
-                                              uint32_t _frequency,
-                                              const etk::Vector<audio::channel>& _map) {
-	ethread::UniqueLock lock(m_mutex);
-	if (_format != audio::format_float) {
-		APPL_ERROR("call wrong type ... (need int16_t)");
-	}
-	// get the curent power of the signal.
-	const float* data = static_cast<const float*>(_data);
-	for (size_t iii=0; iii<_nbChunk*_map.size(); ++iii) {
-		m_data.pushBack(data[iii]);
-		if (m_startAnalyse == false) {
-			if (data[iii] > startThresholdLevel) {
-				m_startAnalyse = true;
-				m_silenceCount = 0;
-				m_detectStartPosition = m_data.size();
-				m_detectStopPosition = m_data.size() + 1;
-			}
-		} else {
-			if (data[iii] > stopThresholdLevel) {
-				m_silenceCount = 0;
-				m_detectStopPosition = m_data.size();
-				m_detectMax = etk::max(m_detectMax, etk::abs(data[iii]));
-			} else {
-				m_silenceCount++;
-			}
-		}
-	}
-	/*
-	if (m_data.size()>m_sampleRate*nbSecond*10) {
-		m_data.erase(m_data.begin(), m_data.begin()+(m_data.size()-m_sampleRate*nbSecond));
-	}
-	*/
-	//markToRedraw();
-}
-
-void appl::widget::DataViewer::recordToggle() {
-	ethread::UniqueLock lock(m_mutex);
-	if (m_interface == null) {
-		//Get the generic input:
-		etk::Vector<audio::channel> channel;
-		channel.pushBack(audio::channel_frontLeft);
-		m_interface = m_manager->createInput(m_sampleRate,
-		                                     channel,
-		                                     audio::format_float,
-		                                     "microphone");
-		if(m_interface == null) {
-			APPL_ERROR("null interface");
-			return;
-		}
-		// set callback mode ...
-		m_interface->setInputCallback([&](const void* _data,
-		                                  const audio::Time& _time,
-		                                  size_t _nbChunk,
-		                                  enum audio::format _format,
-		                                  uint32_t _frequency,
-		                                  const etk::Vector<audio::channel>& _map) {
-		                                  	onDataReceived(_data, _time, _nbChunk, _format, _frequency, _map);
-		                                  });
-		// start the stream
-		m_interface->start();
-		m_PCH = getObjectManager().periodicCall.connect(this, &appl::widget::DataViewer::periodicCall);
-	} else {
-		m_interface->stop();
-		m_interface.reset();
-		m_PCH.disconnect();
-	}
-}
-
-void appl::widget::DataViewer::onDraw() {
-	m_draw.draw();
-}
-
-
-void appl::widget::DataViewer::onRegenerateDisplay() {
-	//!< Check if we really need to redraw the display, if not needed, we redraw the previous data ...
-	if (needRedraw() == false) {
-		return;
-	}
-	// remove previous data
-	m_draw.clear();
-	// set background
-	m_draw.setColor(etk::color::black);
-	m_draw.setPos(vec2(0,0));
-	m_draw.rectangleWidth(m_size);
-	ethread::UniqueLock lock(m_mutex);
-	if (m_data.size() == 0) {
-		return;
-	}
-	// create n section for display:
-	int32_t nbSlot = m_size.x();
-	int32_t sizeSlot = m_size.x()/nbSlot;
-	etk::Vector<float> list;
-	//APPL_INFO("nbSlot : " << nbSlot << " sizeSlot=" << sizeSlot << " m_size=" << m_size);
-	list.resize(nbSlot,0.0f);
-	int32_t step = m_sampleRate*nbSecond/nbSlot;
-	for (size_t kkk=0; kkk<m_sampleRate*nbSecond; ++kkk) {
-		int32_t id = kkk/step;
-		if (id < list.size()) {
-			if (kkk < m_data.size()-m_startDisplayOffset) {
-				list[id] = etk::max(list[id], m_data[m_startDisplayOffset+kkk]);
-			}
-		}
-	}
-	// set all the line:
-	m_draw.setColor(etk::color::white);
-	m_draw.setThickness(1);
-	float origin = m_size.y()*0.5f;
-	
-	float ratioY = m_size.y() / (m_maxVal - m_minVal);
-	float baseX = 0;
-	for (size_t iii=1; iii<list.size(); ++iii) {
-		m_draw.setPos(vec2(iii*sizeSlot, origin - ratioY*list[iii]));
-		m_draw.rectangle(vec2((iii+1)*sizeSlot, origin + ratioY*list[iii]));
-		if ((iii+1)*sizeSlot > m_size.x()) {
-			APPL_ERROR("wrong display position");
-		}
-	}
-	// detect sound
-	if (m_detectStopPosition > m_detectStartPosition) {
-		m_draw.setColor(etk::color::orange);
-		m_draw.setThickness(1);
-		float posStart = double(m_detectStartPosition-m_startDisplayOffset)/double(step)*sizeSlot;
-		float posStop = double(m_detectStopPosition-m_startDisplayOffset)/double(step)*sizeSlot;
-		m_draw.setPos(vec2(posStart, origin - ratioY*m_detectMax));
-		//m_draw.rectangle(vec2(posStop, origin + ratioY*m_detectMax));
-		//APPL_ERROR("draw position: " << posStart << "  " << posStop);
-		
-		m_draw.lineTo(vec2(posStart, origin + ratioY*m_detectMax));
-		m_draw.lineTo(vec2(posStop, origin + ratioY*m_detectMax));
-		m_draw.lineTo(vec2(posStop, origin - ratioY*m_detectMax));
-		m_draw.lineTo(vec2(posStart, origin - ratioY*m_detectMax));
-	}
-	// sound recorded
-	if (m_detectStopPosition > m_detectStartPosition) {
-		m_draw.setColor(etk::color::blue);
-		m_draw.setThickness(1);
-		float posStart = double(m_detectStartPosition-m_startDisplayOffset-nbSecondPreviousPost*m_sampleRate)/double(step)*sizeSlot;
-		float posStop = double(m_detectStopPosition-m_startDisplayOffset+nbSecondPreviousPost*m_sampleRate)/double(step)*sizeSlot;
-		m_draw.setPos(vec2(posStart, origin - ratioY*0.5));
-		m_draw.lineTo(vec2(posStart, origin + ratioY*0.5));
-		m_draw.lineTo(vec2(posStop, origin + ratioY*0.5));
-		m_draw.lineTo(vec2(posStop, origin - ratioY*0.5));
-		m_draw.lineTo(vec2(posStart, origin - ratioY*0.5));
-	}
-	// End of silence detection
-	if (m_detectStopPosition > m_detectStartPosition) {
-		m_draw.setColor(etk::color::red);
-		m_draw.setThickness(1);
-		float pos = double(m_detectStopPosition-m_startDisplayOffset+nbSecondSilence*m_sampleRate)/double(step)*sizeSlot;
-		m_draw.setPos(vec2(pos, origin - ratioY*0.5));
-		m_draw.lineTo(vec2(pos, origin + ratioY*0.5));
-	}
-	if (m_detectStopPosition <= m_detectStartPosition) {
-		m_draw.setColor(etk::color::red);
-		m_draw.setThickness(1);
-		// start threshold
-		m_draw.setPos(vec2(0, origin - ratioY*startThresholdLevel));
-		m_draw.lineTo(vec2(m_size.x(), origin - ratioY*startThresholdLevel));
-		m_draw.setPos(vec2(0, origin + ratioY*startThresholdLevel));
-		m_draw.lineTo(vec2(m_size.x(), origin + ratioY*startThresholdLevel));
-	} else {
-		m_draw.setColor(etk::color::red);
-		m_draw.setThickness(1);
-		float posStop = double(m_detectStopPosition-m_startDisplayOffset)/double(step)*sizeSlot;
-		// start threshold
-		m_draw.setPos(vec2(0, origin - ratioY*startThresholdLevel));
-		m_draw.lineTo(vec2(posStop, origin - ratioY*startThresholdLevel));
-		m_draw.setPos(vec2(0, origin + ratioY*startThresholdLevel));
-		m_draw.lineTo(vec2(posStop, origin + ratioY*startThresholdLevel));
-		
-		// stop threshold
-		m_draw.setPos(vec2(posStop, origin - ratioY*stopThresholdLevel));
-		m_draw.lineTo(vec2(m_size.x(), origin - ratioY*stopThresholdLevel));
-		m_draw.setPos(vec2(posStop, origin + ratioY*stopThresholdLevel));
-		m_draw.lineTo(vec2(m_size.x(), origin + ratioY*stopThresholdLevel));
-	}
-}
-
-
-
-
-void appl::widget::DataViewer::periodicCall(const ewol::event::Time& _event) {
-	ethread::UniqueLock lock(m_mutex);
-	int32_t nbSampleDelta = _event.getDeltaCall() * float(m_sampleRate);
-	if (m_startAnalyse == false) {
-		if (m_data.size()>m_sampleRate*nbSecondOffset) {
-			m_startDisplayOffset = m_data.size() - m_sampleRate*nbSecondOffset;
-			/*
-			if (nbSampleDelta < m_data.size()) {
-				m_data.erase(m_data.begin(), m_data.begin()+nbSampleDelta);
-			} else {
-				m_data.erase(m_data.begin(), m_data.begin()+(m_data.size()-m_sampleRate*nbSecond));
-			}
-			*/
-		}
-	} else {
-		if (m_silenceCount > m_sampleRate*nbSecondSilence) {
-			if (m_interface != null) {
-				m_interface->stop();
-				m_interface.reset();
-				m_PCH.disconnect();
-			}
-		}
-	}
-	markToRedraw();
-}
-
-
-void appl::widget::DataViewer::reset() {
-	ethread::UniqueLock lock(m_mutex);
-	m_data.clear();
-	m_startDisplayOffset = 0;
-	m_startAnalyse = false;
-	m_silenceCount = 0;
-	m_detectStartPosition = 0;
-	m_detectStopPosition = 0;
-	m_detectMax = 0;
-}
-
-
diff --git a/tool/recoWord/appl/widget/DataViewer.hpp b/tool/recoWord/appl/widget/DataViewer.hpp
deleted file mode 100644
index 6b7fddb..0000000
--- a/tool/recoWord/appl/widget/DataViewer.hpp
+++ /dev/null
@@ -1,67 +0,0 @@
-/** @file
- * @author Edouard DUPIN 
- * @copyright 2011, Edouard DUPIN, all right reserved
- * @license MPL v2.0 (see license file)
- */
-#pragma once
-
-#include <ewol/widget/Widget.hpp>
-#include <ewol/compositing/Drawing.hpp>
-#include <audio/river/river.hpp>
-#include <audio/river/Manager.hpp>
-#include <audio/river/Interface.hpp>
-#include <ethread/Mutex.hpp>
-
-namespace appl {
-	namespace widget {
-		class DataViewer : public ewol::Widget {
-			private:
-				mutable ethread::Mutex m_mutex;
-			private:
-				ewol::compositing::Drawing m_draw; //!< drawing instance
-			protected:
-				//! @brief constructor
-				DataViewer();
-				void init();
-			public:
-				DECLARE_WIDGET_FACTORY(DataViewer, "DataViewer");
-				//! @brief destructor
-				virtual ~DataViewer();
-				
-				void recordToggle();
-				void reset();
-			private:
-				etk::Vector<float> m_data;
-				size_t m_startDisplayOffset = 0;
-				bool m_startAnalyse = false;
-				size_t m_silenceCount = 0;
-				float m_detectMax = 0;
-				size_t m_detectStartPosition = 0;
-				size_t m_detectStopPosition = 0;
-			private:
-				float m_minVal; //!< display minimum value
-				float m_maxVal; //!< display maximum value
-			public: // herited function
-				virtual void onDraw();
-				virtual void onRegenerateDisplay();
-			protected:
-				esignal::Connection m_PCH; //!< Periodic Call Handle to remove it when needed
-				/**
-				 * @brief Periodic call to update grapgic display
-				 * @param[in] _event Time generic event
-				 */
-				virtual void periodicCall(const ewol::event::Time& _event);
-			private:
-				ememory::SharedPtr<audio::river::Manager> m_manager;
-				ememory::SharedPtr<audio::river::Interface> m_interface;
-				void onDataReceived(const void* _data,
-				                    const audio::Time& _time,
-				                    size_t _nbChunk,
-				                    enum audio::format _format,
-				                    uint32_t _frequency,
-				                    const etk::Vector<audio::channel>& _map);
-				int32_t m_sampleRate;
-		};
-	}
-}
-
diff --git a/tool/recoWord/lutin_recoWord.py b/tool/recoWord/lutin_recoWord.py
deleted file mode 100644
index 957d360..0000000
--- a/tool/recoWord/lutin_recoWord.py
+++ /dev/null
@@ -1,41 +0,0 @@
-#!/usr/bin/python
-import lutin.debug as debug
-import lutin.tools as tools
-import os
-
-
-def get_type():
-	return "BINARY"
-
-def get_desc():
-	return "Simpleaudio IO viewer and test ..."
-
-def get_licence():
-	return "MPL-2"
-
-def get_compagny_type():
-	return "com"
-
-def get_compagny_name():
-	return "atria-soft"
-
-def get_maintainer():
-	return ["Mr DUPIN Edouard <yui.heero@gmail.com>"]
-
-def configure(target, my_module):
-	my_module.add_extra_flags()
-	my_module.add_src_file([
-		'appl/debug.cpp',
-		'appl/main.cpp',
-		'appl/Windows.cpp',
-		'appl/widget/DataViewer.cpp',
-		])
-	my_module.add_depend(['ewol', 'audio-river'])
-	my_module.add_path(".")
-	# set the package properties :
-	my_module.set_pkg("SECTION", ["Development"])
-	my_module.set_pkg("PRIORITY", "optional")
-	
-	my_module.add_pkg("RIGHT", "RECORD_AUDIO")
-	return True
-