diff --git a/audio/ess/LoadedFile.cpp b/audio/ess/LoadedFile.cpp
index f06696b..bf655fc 100644
--- a/audio/ess/LoadedFile.cpp
+++ b/audio/ess/LoadedFile.cpp
@@ -12,17 +12,6 @@
 #include <audio/ess/decWav.hpp>
 #include <audio/ess/decOgg.hpp>
 
-
-#if defined(__TARGET_OS__Android)
-	void* audio::ess::LoadedFile::threadCallback(void* _userData) {
-		audio::ess::LoadedFile* threadHandle = static_cast<audio::ess::LoadedFile*>(_userData);
-		if (threadHandle != nullptr) {
-			threadHandle->threadCall();
-		}
-		return nullptr;
-	}
-#endif
-
 void audio::ess::LoadedFile::threadCall() {
 	decode();
 }
@@ -35,9 +24,6 @@ void audio::ess::LoadedFile::decode() {
 }
 
 audio::ess::LoadedFile::LoadedFile(const etk::String& _fileName, int8_t _nbChanRequested) :
-  #if !defined(__TARGET_OS__Android)
-  	m_thread(nullptr),
-  #endif
   m_file(_fileName),
   m_nbSamples(0),
   m_nbChanRequested(_nbChanRequested),
@@ -50,15 +36,11 @@ audio::ess::LoadedFile::LoadedFile(const etk::String& _fileName, int8_t _nbChanR
 	} else if (etk::end_with(tmpName, ".ogg") == true) {
 		#if 1
 			EWOLSA_INFO("create thread");
-			#if defined(__TARGET_OS__Android)
-				pthread_create(&m_thread, nullptr, &audio::ess::LoadedFile::threadCallback, this);
-			#else
-				m_thread = ememory::makeShared<ethread::Thread>(&audio::ess::LoadedFile::threadCall, this);
-				if (m_thread == nullptr) {
-					EWOLSA_ERROR("Can not create thread ...");
-					return;
-				}
-			#endif
+			m_thread = ememory::makeShared<ethread::Thread>([&](){decode();}, "audioDecoding");
+			if (m_thread == nullptr) {
+				EWOLSA_ERROR("Can not create thread ...");
+				return;
+			}
 			ethread::sleepMilliSeconds((1));
 		#else
 			decode();
@@ -70,15 +52,10 @@ audio::ess::LoadedFile::LoadedFile(const etk::String& _fileName, int8_t _nbChanR
 }
 
 audio::ess::LoadedFile::~LoadedFile() {
-	#if defined(__TARGET_OS__Android)
-		void* ret = nullptr;
-		int val = pthread_join(m_thread, &ret);
-	#else
-		if (m_thread != nullptr) {
-			m_thread->join();
-		}
-		m_thread.reset();
-	#endif
+	if (m_thread != nullptr) {
+		m_thread->join();
+	}
+	m_thread.reset();
 }
 
 
diff --git a/audio/ess/LoadedFile.hpp b/audio/ess/LoadedFile.hpp
index 63cb0bf..65ee998 100644
--- a/audio/ess/LoadedFile.hpp
+++ b/audio/ess/LoadedFile.hpp
@@ -19,11 +19,7 @@ namespace audio {
 					return m_uid;
 				}
 			private:
-				#if defined(__TARGET_OS__Android)
-					pthread_t m_thread;
-				#else
-					ememory::SharedPtr<ethread::Thread> m_thread;
-				#endif
+				ememory::SharedPtr<ethread::Thread> m_thread;
 			public:
 				LoadedFile(const etk::String& _fileName, int8_t _nbChanRequested=1);
 				~LoadedFile();
diff --git a/audio/ess/decOgg.cpp b/audio/ess/decOgg.cpp
index 6d8768a..3274133 100644
--- a/audio/ess/decOgg.cpp
+++ b/audio/ess/decOgg.cpp
@@ -10,7 +10,7 @@
 #include <audio/ess/decOgg.hpp>
 #include <tremor/ivorbiscodec.h>
 #include <tremor/ivorbisfile.h>
-#include <memory>
+#include <ememory/UniquePtr.hpp>
 
 
 static size_t LocalReadFunc(void *ptr, size_t size, size_t nmemb, void *datasource) {
@@ -57,7 +57,7 @@ etk::Vector<float> audio::ess::ogg::loadAudioFile(const etk::String& _filename,
 		localCloseFunc,
 		localTellFunc
 	};
-	std::unique_ptr<etk::FSNode> fileAccess = std::unique_ptr<etk::FSNode>(new etk::FSNode(_filename));
+	ememory::UniquePtr<etk::FSNode> fileAccess = ememory::UniquePtr<etk::FSNode>(new etk::FSNode(_filename));
 	// Start loading the XML : 
 	//EWOLSA_DEBUG("open file (OGG) \"" << fileAccess << "\"");
 	if (false == fileAccess->exist()) {
diff --git a/audio/ess/effects.cpp b/audio/ess/effects.cpp
index 1f6d9aa..f0fb2d2 100644
--- a/audio/ess/effects.cpp
+++ b/audio/ess/effects.cpp
@@ -29,14 +29,14 @@ audio::ess::Effects::Effects(const ememory::SharedPtr<audio::river::Manager>& _m
 	m_interface->setName("audio::ess::Effects");
 	m_interface->addVolumeGroup("EFFECT");
 	// set callback mode ...
-	m_interface->setOutputCallback(std::bind(&audio::ess::Effects::onDataNeeded,
-	                                         this,
-	                                         std::placeholders::_1,
-	                                         std::placeholders::_2,
-	                                         std::placeholders::_3,
-	                                         std::placeholders::_4,
-	                                         std::placeholders::_5,
-	                                         std::placeholders::_6));
+	m_interface->setOutputCallback([=] (void* _data,
+	                                    const audio::Time& _playTime,
+	                                    const size_t& _nbChunk,
+	                                    enum audio::format _format,
+	                                    uint32_t _sampleRate,
+	                                    const etk::Vector<audio::channel>& _map) {
+	                                	audio::ess::Effects::onDataNeeded(_data, _playTime, _nbChunk, _format, _sampleRate, _map);
+	                                });
 	m_interface->start();
 }
 
@@ -84,6 +84,7 @@ void audio::ess::Effects::onDataNeeded(void* _data,
 	if (_format != audio::format_float) {
 		EWOLSA_ERROR("call wrong type ... (need float)");
 	}
+	EWOLSA_VERBOSE("           get data Effect: "<< _nbChunk);
 	ethread::UniqueLock lock(m_mutex);
 	auto it = m_playing.begin();
 	while (it != m_playing.end()) {
diff --git a/audio/ess/music.cpp b/audio/ess/music.cpp
index 7cca93b..d00d525 100644
--- a/audio/ess/music.cpp
+++ b/audio/ess/music.cpp
@@ -31,14 +31,14 @@ audio::ess::Music::Music(const ememory::SharedPtr<audio::river::Manager>& _manag
 	m_interface->setName("audio::ess::music");
 	m_interface->addVolumeGroup("MUSIC");
 	// set callback mode ...
-	m_interface->setOutputCallback(std::bind(&audio::ess::Music::onDataNeeded,
-	                                         this,
-	                                         std::placeholders::_1,
-	                                         std::placeholders::_2,
-	                                         std::placeholders::_3,
-	                                         std::placeholders::_4,
-	                                         std::placeholders::_5,
-	                                         std::placeholders::_6));
+	m_interface->setOutputCallback([=] (void* _data,
+	                                    const audio::Time& _playTime,
+	                                    const size_t& _nbChunk,
+	                                    enum audio::format _format,
+	                                    uint32_t _sampleRate,
+	                                    const etk::Vector<audio::channel>& _map) {
+	                                	audio::ess::Music::onDataNeeded(_data, _playTime, _nbChunk, _format, _sampleRate, _map);
+	                                });
 	m_interface->start();
 }
 
@@ -63,6 +63,7 @@ void audio::ess::Music::onDataNeeded(void* _data,
 	if (_format != audio::format_float) {
 		EWOLSA_ERROR("call wrong type ... (need float)");
 	}
+	EWOLSA_VERBOSE("           get data Music: "<< _nbChunk);
 	ethread::UniqueLock lock(m_mutex);
 	if (m_current != m_next) {
 		EWOLSA_INFO("change track " << (m_current==nullptr?-1:m_current->getUId()) << " ==> " << (m_next==nullptr?-1:m_next->getUId()));
@@ -103,7 +104,7 @@ void audio::ess::Music::load(const etk::String& _file, const etk::String& _name)
 		return;
 	}
 	ethread::UniqueLock lock(m_mutex);
-	m_list.insert(etk::Pair<etk::String,ememory::SharedPtr<audio::ess::LoadedFile>>(_name,tmp));
+	m_list.add(_name, tmp);
 }
 
 void audio::ess::Music::play(const etk::String& _name) {