diff --git a/samplebrain/interface/samplebrain.ui b/samplebrain/interface/samplebrain.ui
index a277ec8..0f6807d 100644
Binary files a/samplebrain/interface/samplebrain.ui and b/samplebrain/interface/samplebrain.ui differ
diff --git a/samplebrain/qt/MainWindow.h b/samplebrain/qt/MainWindow.h
index 2d24c4d..5080f3b 100644
--- a/samplebrain/qt/MainWindow.h
+++ b/samplebrain/qt/MainWindow.h
@@ -60,6 +60,16 @@ private slots:
         m_Ui.sliderNRatio->setValue(s*100);
     }
 
+    void autotune(int s) {
+        lo_send(m_audio_address,"/autotune","f",s/100.0f);
+        m_Ui.doubleSpinBoxAutotune->setValue(s/100.0f);
+    }
+    void autotune(double s) {
+        lo_send(m_audio_address,"/autotune","f",s);
+        m_Ui.sliderAutotune->setValue(s*100);
+    }
+
+
     void fft1_start_slot(int s) { lo_send(m_audio_address,"/fft1_start","i",s); }
     void fft1_end_slot(int s) { lo_send(m_audio_address,"/fft1_end","i",s); }
     void fft2_start_slot(int s){} // { m_renderer->get_params()->m_fft2_start=s; }
diff --git a/samplebrain/qt/audio_thread.cpp b/samplebrain/qt/audio_thread.cpp
index bde4b72..7ec7c87 100644
--- a/samplebrain/qt/audio_thread.cpp
+++ b/samplebrain/qt/audio_thread.cpp
@@ -21,121 +21,124 @@ using namespace spiralcore;
 using namespace std;
 
 audio_thread::audio_thread(process_thread &p) :
-    m_audio_device(NULL),
-    m_osc("8888"),
-    m_process_thread(p),
-    m_brain_mutex(p.m_brain_mutex)
+  m_audio_device(NULL),
+  m_osc("8888"),
+  m_process_thread(p),
+  m_brain_mutex(p.m_brain_mutex)
 {
-    start_audio();
-    pthread_mutex_lock(m_brain_mutex);
-    m_renderer = new renderer(p.m_source,p.m_target);
-    pthread_mutex_unlock(m_brain_mutex);
-    m_osc.run();
+  start_audio();
+  pthread_mutex_lock(m_brain_mutex);
+  m_renderer = new renderer(p.m_source,p.m_target);
+  pthread_mutex_unlock(m_brain_mutex);
+  m_osc.run();
 }
 
 static bool state = 1;
 
 audio_thread::~audio_thread() {
-    state=0;
-    if (m_audio_device!=NULL) delete m_audio_device;
-    delete m_renderer;
+  state=0;
+  if (m_audio_device!=NULL) delete m_audio_device;
+  delete m_renderer;
 }
 
 void audio_thread::start_audio() {
-    if (m_audio_device!=NULL) delete m_audio_device;
-    m_audio_device = new audio_device("samplebrain",44100,2048);
-    m_audio_device->m_client.set_callback(run_audio, this);
+  if (m_audio_device!=NULL) delete m_audio_device;
+  m_audio_device = new audio_device("samplebrain",44100,2048);
+  m_audio_device->m_client.set_callback(run_audio, this);
 }
 
 void audio_thread::run_audio(void* c, unsigned int frames) {
-    if (state) {
-        audio_thread *at = (audio_thread*)c;
-        at->m_audio_device->left_out.zero();
-        at->process(at->m_audio_device->left_out,
-                    at->m_audio_device->right_out);
-        at->m_audio_device->maybe_record();
-    }
+  if (state) {
+    audio_thread *at = (audio_thread*)c;
+    at->m_audio_device->left_out.zero();
+    at->process(at->m_audio_device->left_out,
+                at->m_audio_device->right_out);
+    at->m_audio_device->maybe_record();
+  }
 }
 
 void audio_thread::process(sample &s, sample &s2) {
 
-    command_ring_buffer::command cmd;
-	while (m_osc.get(cmd)) {
-        string name = cmd.m_name;
-		//cerr<<name<<endl;
-        if (name=="/start") {
-            m_renderer->set_playing(true);
-        }
-        if (name=="/pause") {
-            m_renderer->set_playing(false);
-        }
-        if (name=="/ratio") {
-            m_renderer->get_params()->m_ratio = cmd.get_float(0);
-        }
-        if (name=="/n_ratio") {
-            m_renderer->get_params()->m_n_ratio = cmd.get_float(0);
-        }
-        if (name=="/fft1_start") {
-            m_renderer->get_params()->m_fft1_start = cmd.get_int(0);
-        }
-        if (name=="/fft1_end") {
-            m_renderer->get_params()->m_fft1_end = cmd.get_int(0);
-        }
-        if (name=="/novelty") {
-            m_renderer->get_params()->m_usage_importance = cmd.get_float(0);
-        }
-        if (name=="/stickyness") {
-            m_renderer->get_params()->m_stickyness = cmd.get_float(0);
-        }
-        if (name=="/restart_audio") {
-            start_audio();
-        }
-        if (name=="/volume") {
-            m_renderer->set_volume(cmd.get_float(0)*10);
-        }
-        if (name=="/search_algo") {
-            switch(cmd.get_int(0)) {
-            case 0: m_renderer->set_search_algo(renderer::BASIC); break;
-            case 1: m_renderer->set_search_algo(renderer::REV_BASIC); break;
-            case 2: m_renderer->set_search_algo(renderer::SYNAPTIC); break;
-            case 3: m_renderer->set_search_algo(renderer::SYNAPTIC_SLIDE); break;
-            }
-        }
-        if (name=="/n_mix") {
-            m_renderer->set_n_mix(cmd.get_float(0));
-        }
-        if (name=="/target_mix") {
-            m_renderer->set_target_mix(cmd.get_float(0));
-        }
-        if (name=="/record") {
-            m_renderer->set_playing(true);
-            m_audio_device->start_recording(cmd.get_string(0));
-        }
-        if (name=="/stop") {
-            m_audio_device->stop_recording();
-            m_renderer->set_playing(false);
-        }
-        if (name=="/boredom") {
-            m_renderer->get_source().set_usage_falloff(cmd.get_float(0));
-        }
-        if (name=="/synapses") {
-            m_renderer->get_params()->m_num_synapses=cmd.get_int(0);
-        }
-        if (name=="/search-stretch") {
-            m_renderer->set_stretch(cmd.get_int(0));
-        }
-        if (name=="/slide-error") {
-            m_renderer->set_slide_error(cmd.get_int(0));
-        }
+  command_ring_buffer::command cmd;
+  while (m_osc.get(cmd)) {
+    string name = cmd.m_name;
+    //cerr<<name<<endl;
+    if (name=="/start") {
+      m_renderer->set_playing(true);
     }
+    if (name=="/pause") {
+      m_renderer->set_playing(false);
+    }
+    if (name=="/ratio") {
+      m_renderer->get_params()->m_ratio = cmd.get_float(0);
+    }
+    if (name=="/n_ratio") {
+      m_renderer->get_params()->m_n_ratio = cmd.get_float(0);
+    }
+    if (name=="/fft1_start") {
+      m_renderer->get_params()->m_fft1_start = cmd.get_int(0);
+    }
+    if (name=="/fft1_end") {
+      m_renderer->get_params()->m_fft1_end = cmd.get_int(0);
+    }
+    if (name=="/novelty") {
+      m_renderer->get_params()->m_usage_importance = cmd.get_float(0);
+    }
+    if (name=="/stickyness") {
+      m_renderer->get_params()->m_stickyness = cmd.get_float(0);
+    }
+    if (name=="/autotune") {
+      m_renderer->set_autotune(cmd.get_float(0));
+    }
+    if (name=="/restart_audio") {
+      start_audio();
+    }
+    if (name=="/volume") {
+      m_renderer->set_volume(cmd.get_float(0)*10);
+    }
+    if (name=="/search_algo") {
+      switch(cmd.get_int(0)) {
+      case 0: m_renderer->set_search_algo(renderer::BASIC); break;
+      case 1: m_renderer->set_search_algo(renderer::REV_BASIC); break;
+      case 2: m_renderer->set_search_algo(renderer::SYNAPTIC); break;
+      case 3: m_renderer->set_search_algo(renderer::SYNAPTIC_SLIDE); break;
+      }
+    }
+    if (name=="/n_mix") {
+      m_renderer->set_n_mix(cmd.get_float(0));
+    }
+    if (name=="/target_mix") {
+      m_renderer->set_target_mix(cmd.get_float(0));
+    }
+    if (name=="/record") {
+      m_renderer->set_playing(true);
+      m_audio_device->start_recording(cmd.get_string(0));
+    }
+    if (name=="/stop") {
+      m_audio_device->stop_recording();
+      m_renderer->set_playing(false);
+    }
+    if (name=="/boredom") {
+      m_renderer->get_source().set_usage_falloff(cmd.get_float(0));
+    }
+    if (name=="/synapses") {
+      m_renderer->get_params()->m_num_synapses=cmd.get_int(0);
+    }
+    if (name=="/search-stretch") {
+      m_renderer->set_stretch(cmd.get_int(0));
+    }
+    if (name=="/slide-error") {
+      m_renderer->set_slide_error(cmd.get_int(0));
+    }
+  }
 
-    s.zero();
-    s2.zero();
-    if (!pthread_mutex_trylock(m_brain_mutex)) {
-        m_renderer->process(s.get_length(),s.get_non_const_buffer());
-        pthread_mutex_unlock(m_brain_mutex);
+  s.zero();
+  s2.zero();
+  if (!pthread_mutex_trylock(m_brain_mutex)) {
+    m_renderer->process(s.get_length(),s.get_non_const_buffer());
+    pthread_mutex_unlock(m_brain_mutex);
 	s2=s;
-    } else {
-        cerr<<"audio no lock..."<<endl;
-    }
+  } else {
+    cerr<<"audio no lock..."<<endl;
+  }
 }
diff --git a/samplebrain/qt/generated/ui_samplebrain.h b/samplebrain/qt/generated/ui_samplebrain.h
index 979b3b5..088642b 100644
--- a/samplebrain/qt/generated/ui_samplebrain.h
+++ b/samplebrain/qt/generated/ui_samplebrain.h
@@ -1,13 +1,13 @@
 /********************************************************************************
-** Form generated from reading UI file 'samplebrainJ11878.ui'
+** Form generated from reading UI file 'samplebrainPm4153.ui'
 **
 ** Created by: Qt User Interface Compiler version 4.8.6
 **
 ** WARNING! All changes made in this file will be lost when recompiling UI file!
 ********************************************************************************/
 
-#ifndef SAMPLEBRAINJ11878_H
-#define SAMPLEBRAINJ11878_H
+#ifndef SAMPLEBRAINPM4153_H
+#define SAMPLEBRAINPM4153_H
 
 #include <QtCore/QVariant>
 #include <QtGui/QAction>
@@ -88,17 +88,6 @@ public:
     QLabel *label_29;
     QSlider *sliderSlideError;
     QSpinBox *spinBoxSlideError;
-    QSpacerItem *horizontalSpacer_2;
-    QSpacerItem *verticalSpacer_3;
-    QLabel *label_23;
-    QHBoxLayout *horizontalLayout_8;
-    QLabel *label_21;
-    QSlider *sliderNMix;
-    QDoubleSpinBox *doubleSpinBoxNMix;
-    QHBoxLayout *horizontalLayout_9;
-    QLabel *label_22;
-    QSlider *sliderTargetMix;
-    QDoubleSpinBox *doubleSpinBoxTargetMix;
     QVBoxLayout *verticalLayout_6;
     QLabel *label_16;
     QPushButton *pushButtonLoadTarget;
@@ -119,9 +108,27 @@ public:
     QRadioButton *radioButton_rectangleTarget;
     QLabel *label_14;
     QPushButton *pushButtonGenerateTarget;
+    QLabel *label_23;
+    QHBoxLayout *horizontalLayout_22;
+    QLabel *label_31;
+    QSlider *sliderAutotune;
+    QDoubleSpinBox *doubleSpinBoxAutotune;
+    QHBoxLayout *horizontalLayout_8;
+    QLabel *label_21;
+    QSlider *sliderNMix;
+    QDoubleSpinBox *doubleSpinBoxNMix;
+    QHBoxLayout *horizontalLayout_9;
+    QLabel *label_22;
+    QSlider *sliderTargetMix;
+    QDoubleSpinBox *doubleSpinBoxTargetMix;
     QSpacerItem *verticalSpacer;
-    QVBoxLayout *verticalLayout_2;
+    QVBoxLayout *verticalLayout;
     QLabel *label_3;
+    QListWidget *listWidgetSounds;
+    QHBoxLayout *horizontalLayout_2;
+    QPushButton *pushButtonLoadSound;
+    QPushButton *pushButtonDeleteSound;
+    QPushButton *pushButtonClearBrain;
     QHBoxLayout *horizontalLayout_4;
     QLabel *label;
     QSpinBox *spinBoxBlockSize;
@@ -129,8 +136,8 @@ public:
     QLabel *label_2;
     QDoubleSpinBox *doubleSpinBoxBlockOverlap;
     QGridLayout *gridLayout;
-    QRadioButton *radioButton_gaussian;
     QRadioButton *radioButton_hamming;
+    QRadioButton *radioButton_gaussian;
     QRadioButton *radioButton_dodgy;
     QRadioButton *radioButton_blackman;
     QRadioButton *radioButton_rectagle;
@@ -142,14 +149,6 @@ public:
     QHBoxLayout *horizontalLayout_7;
     QPushButton *pushButtonLoadBrain;
     QPushButton *pushButtonSaveBrain;
-    QSpacerItem *verticalSpacer_2;
-    QVBoxLayout *verticalLayout;
-    QLabel *label_5;
-    QListWidget *listWidgetSounds;
-    QHBoxLayout *horizontalLayout_2;
-    QPushButton *pushButtonLoadSound;
-    QPushButton *pushButtonDeleteSound;
-    QPushButton *pushButtonClearBrain;
     QWidget *logTab;
     QHBoxLayout *horizontalLayout_15;
     QPlainTextEdit *plainTextEdit;
@@ -170,7 +169,7 @@ public:
     {
         if (MainWindow->objectName().isEmpty())
             MainWindow->setObjectName(QString::fromUtf8("MainWindow"));
-        MainWindow->resize(1220, 755);
+        MainWindow->resize(1012, 707);
         centralwidget = new QWidget(MainWindow);
         centralwidget->setObjectName(QString::fromUtf8("centralwidget"));
         verticalLayout_4 = new QVBoxLayout(centralwidget);
@@ -546,81 +545,6 @@ public:
 
         verticalLayout_3->addLayout(horizontalLayout_20);
 
-        horizontalSpacer_2 = new QSpacerItem(21, 20, QSizePolicy::Expanding, QSizePolicy::Minimum);
-
-        verticalLayout_3->addItem(horizontalSpacer_2);
-
-        verticalSpacer_3 = new QSpacerItem(240, 574, QSizePolicy::Minimum, QSizePolicy::Expanding);
-
-        verticalLayout_3->addItem(verticalSpacer_3);
-
-        label_23 = new QLabel(controlTab);
-        label_23->setObjectName(QString::fromUtf8("label_23"));
-        label_23->setFont(font1);
-
-        verticalLayout_3->addWidget(label_23);
-
-        horizontalLayout_8 = new QHBoxLayout();
-        horizontalLayout_8->setObjectName(QString::fromUtf8("horizontalLayout_8"));
-        label_21 = new QLabel(controlTab);
-        label_21->setObjectName(QString::fromUtf8("label_21"));
-        label_21->setFont(font2);
-
-        horizontalLayout_8->addWidget(label_21);
-
-        sliderNMix = new QSlider(controlTab);
-        sliderNMix->setObjectName(QString::fromUtf8("sliderNMix"));
-        sizePolicy.setHeightForWidth(sliderNMix->sizePolicy().hasHeightForWidth());
-        sliderNMix->setSizePolicy(sizePolicy);
-        sliderNMix->setValue(0);
-        sliderNMix->setOrientation(Qt::Horizontal);
-
-        horizontalLayout_8->addWidget(sliderNMix);
-
-        doubleSpinBoxNMix = new QDoubleSpinBox(controlTab);
-        doubleSpinBoxNMix->setObjectName(QString::fromUtf8("doubleSpinBoxNMix"));
-        sizePolicy1.setHeightForWidth(doubleSpinBoxNMix->sizePolicy().hasHeightForWidth());
-        doubleSpinBoxNMix->setSizePolicy(sizePolicy1);
-        doubleSpinBoxNMix->setMaximum(1);
-        doubleSpinBoxNMix->setSingleStep(0.01);
-        doubleSpinBoxNMix->setValue(0);
-
-        horizontalLayout_8->addWidget(doubleSpinBoxNMix);
-
-
-        verticalLayout_3->addLayout(horizontalLayout_8);
-
-        horizontalLayout_9 = new QHBoxLayout();
-        horizontalLayout_9->setObjectName(QString::fromUtf8("horizontalLayout_9"));
-        label_22 = new QLabel(controlTab);
-        label_22->setObjectName(QString::fromUtf8("label_22"));
-        label_22->setFont(font2);
-
-        horizontalLayout_9->addWidget(label_22);
-
-        sliderTargetMix = new QSlider(controlTab);
-        sliderTargetMix->setObjectName(QString::fromUtf8("sliderTargetMix"));
-        sizePolicy.setHeightForWidth(sliderTargetMix->sizePolicy().hasHeightForWidth());
-        sliderTargetMix->setSizePolicy(sizePolicy);
-        sliderTargetMix->setValue(0);
-        sliderTargetMix->setSliderPosition(0);
-        sliderTargetMix->setOrientation(Qt::Horizontal);
-
-        horizontalLayout_9->addWidget(sliderTargetMix);
-
-        doubleSpinBoxTargetMix = new QDoubleSpinBox(controlTab);
-        doubleSpinBoxTargetMix->setObjectName(QString::fromUtf8("doubleSpinBoxTargetMix"));
-        sizePolicy1.setHeightForWidth(doubleSpinBoxTargetMix->sizePolicy().hasHeightForWidth());
-        doubleSpinBoxTargetMix->setSizePolicy(sizePolicy1);
-        doubleSpinBoxTargetMix->setMaximum(1);
-        doubleSpinBoxTargetMix->setSingleStep(0.01);
-        doubleSpinBoxTargetMix->setValue(0);
-
-        horizontalLayout_9->addWidget(doubleSpinBoxTargetMix);
-
-
-        verticalLayout_3->addLayout(horizontalLayout_9);
-
 
         horizontalLayout_5->addLayout(verticalLayout_3);
 
@@ -742,6 +666,104 @@ public:
 
         verticalLayout_6->addWidget(pushButtonGenerateTarget);
 
+        label_23 = new QLabel(controlTab);
+        label_23->setObjectName(QString::fromUtf8("label_23"));
+        label_23->setFont(font1);
+
+        verticalLayout_6->addWidget(label_23);
+
+        horizontalLayout_22 = new QHBoxLayout();
+        horizontalLayout_22->setObjectName(QString::fromUtf8("horizontalLayout_22"));
+        label_31 = new QLabel(controlTab);
+        label_31->setObjectName(QString::fromUtf8("label_31"));
+        label_31->setFont(font2);
+
+        horizontalLayout_22->addWidget(label_31);
+
+        sliderAutotune = new QSlider(controlTab);
+        sliderAutotune->setObjectName(QString::fromUtf8("sliderAutotune"));
+        sizePolicy.setHeightForWidth(sliderAutotune->sizePolicy().hasHeightForWidth());
+        sliderAutotune->setSizePolicy(sizePolicy);
+        sliderAutotune->setValue(0);
+        sliderAutotune->setSliderPosition(0);
+        sliderAutotune->setOrientation(Qt::Horizontal);
+
+        horizontalLayout_22->addWidget(sliderAutotune);
+
+        doubleSpinBoxAutotune = new QDoubleSpinBox(controlTab);
+        doubleSpinBoxAutotune->setObjectName(QString::fromUtf8("doubleSpinBoxAutotune"));
+        sizePolicy1.setHeightForWidth(doubleSpinBoxAutotune->sizePolicy().hasHeightForWidth());
+        doubleSpinBoxAutotune->setSizePolicy(sizePolicy1);
+        doubleSpinBoxAutotune->setMaximum(1);
+        doubleSpinBoxAutotune->setSingleStep(0.01);
+        doubleSpinBoxAutotune->setValue(0);
+
+        horizontalLayout_22->addWidget(doubleSpinBoxAutotune);
+
+
+        verticalLayout_6->addLayout(horizontalLayout_22);
+
+        horizontalLayout_8 = new QHBoxLayout();
+        horizontalLayout_8->setObjectName(QString::fromUtf8("horizontalLayout_8"));
+        label_21 = new QLabel(controlTab);
+        label_21->setObjectName(QString::fromUtf8("label_21"));
+        label_21->setFont(font2);
+
+        horizontalLayout_8->addWidget(label_21);
+
+        sliderNMix = new QSlider(controlTab);
+        sliderNMix->setObjectName(QString::fromUtf8("sliderNMix"));
+        sizePolicy.setHeightForWidth(sliderNMix->sizePolicy().hasHeightForWidth());
+        sliderNMix->setSizePolicy(sizePolicy);
+        sliderNMix->setValue(0);
+        sliderNMix->setOrientation(Qt::Horizontal);
+
+        horizontalLayout_8->addWidget(sliderNMix);
+
+        doubleSpinBoxNMix = new QDoubleSpinBox(controlTab);
+        doubleSpinBoxNMix->setObjectName(QString::fromUtf8("doubleSpinBoxNMix"));
+        sizePolicy1.setHeightForWidth(doubleSpinBoxNMix->sizePolicy().hasHeightForWidth());
+        doubleSpinBoxNMix->setSizePolicy(sizePolicy1);
+        doubleSpinBoxNMix->setMaximum(1);
+        doubleSpinBoxNMix->setSingleStep(0.01);
+        doubleSpinBoxNMix->setValue(0);
+
+        horizontalLayout_8->addWidget(doubleSpinBoxNMix);
+
+
+        verticalLayout_6->addLayout(horizontalLayout_8);
+
+        horizontalLayout_9 = new QHBoxLayout();
+        horizontalLayout_9->setObjectName(QString::fromUtf8("horizontalLayout_9"));
+        label_22 = new QLabel(controlTab);
+        label_22->setObjectName(QString::fromUtf8("label_22"));
+        label_22->setFont(font2);
+
+        horizontalLayout_9->addWidget(label_22);
+
+        sliderTargetMix = new QSlider(controlTab);
+        sliderTargetMix->setObjectName(QString::fromUtf8("sliderTargetMix"));
+        sizePolicy.setHeightForWidth(sliderTargetMix->sizePolicy().hasHeightForWidth());
+        sliderTargetMix->setSizePolicy(sizePolicy);
+        sliderTargetMix->setValue(0);
+        sliderTargetMix->setSliderPosition(0);
+        sliderTargetMix->setOrientation(Qt::Horizontal);
+
+        horizontalLayout_9->addWidget(sliderTargetMix);
+
+        doubleSpinBoxTargetMix = new QDoubleSpinBox(controlTab);
+        doubleSpinBoxTargetMix->setObjectName(QString::fromUtf8("doubleSpinBoxTargetMix"));
+        sizePolicy1.setHeightForWidth(doubleSpinBoxTargetMix->sizePolicy().hasHeightForWidth());
+        doubleSpinBoxTargetMix->setSizePolicy(sizePolicy1);
+        doubleSpinBoxTargetMix->setMaximum(1);
+        doubleSpinBoxTargetMix->setSingleStep(0.01);
+        doubleSpinBoxTargetMix->setValue(0);
+
+        horizontalLayout_9->addWidget(doubleSpinBoxTargetMix);
+
+
+        verticalLayout_6->addLayout(horizontalLayout_9);
+
         verticalSpacer = new QSpacerItem(20, 40, QSizePolicy::Minimum, QSizePolicy::Expanding);
 
         verticalLayout_6->addItem(verticalSpacer);
@@ -749,13 +771,41 @@ public:
 
         horizontalLayout_5->addLayout(verticalLayout_6);
 
-        verticalLayout_2 = new QVBoxLayout();
-        verticalLayout_2->setObjectName(QString::fromUtf8("verticalLayout_2"));
+        verticalLayout = new QVBoxLayout();
+        verticalLayout->setObjectName(QString::fromUtf8("verticalLayout"));
         label_3 = new QLabel(controlTab);
         label_3->setObjectName(QString::fromUtf8("label_3"));
         label_3->setFont(font1);
 
-        verticalLayout_2->addWidget(label_3);
+        verticalLayout->addWidget(label_3);
+
+        listWidgetSounds = new QListWidget(controlTab);
+        listWidgetSounds->setObjectName(QString::fromUtf8("listWidgetSounds"));
+
+        verticalLayout->addWidget(listWidgetSounds);
+
+        horizontalLayout_2 = new QHBoxLayout();
+        horizontalLayout_2->setObjectName(QString::fromUtf8("horizontalLayout_2"));
+        pushButtonLoadSound = new QPushButton(controlTab);
+        pushButtonLoadSound->setObjectName(QString::fromUtf8("pushButtonLoadSound"));
+        pushButtonLoadSound->setFont(font);
+
+        horizontalLayout_2->addWidget(pushButtonLoadSound);
+
+        pushButtonDeleteSound = new QPushButton(controlTab);
+        pushButtonDeleteSound->setObjectName(QString::fromUtf8("pushButtonDeleteSound"));
+        pushButtonDeleteSound->setFont(font);
+
+        horizontalLayout_2->addWidget(pushButtonDeleteSound);
+
+
+        verticalLayout->addLayout(horizontalLayout_2);
+
+        pushButtonClearBrain = new QPushButton(controlTab);
+        pushButtonClearBrain->setObjectName(QString::fromUtf8("pushButtonClearBrain"));
+        pushButtonClearBrain->setFont(font);
+
+        verticalLayout->addWidget(pushButtonClearBrain);
 
         horizontalLayout_4 = new QHBoxLayout();
         horizontalLayout_4->setObjectName(QString::fromUtf8("horizontalLayout_4"));
@@ -773,7 +823,7 @@ public:
         horizontalLayout_4->addWidget(spinBoxBlockSize);
 
 
-        verticalLayout_2->addLayout(horizontalLayout_4);
+        verticalLayout->addLayout(horizontalLayout_4);
 
         horizontalLayout_6 = new QHBoxLayout();
         horizontalLayout_6->setObjectName(QString::fromUtf8("horizontalLayout_6"));
@@ -792,24 +842,24 @@ public:
         horizontalLayout_6->addWidget(doubleSpinBoxBlockOverlap);
 
 
-        verticalLayout_2->addLayout(horizontalLayout_6);
+        verticalLayout->addLayout(horizontalLayout_6);
 
         gridLayout = new QGridLayout();
         gridLayout->setObjectName(QString::fromUtf8("gridLayout"));
-        radioButton_gaussian = new QRadioButton(controlTab);
+        radioButton_hamming = new QRadioButton(controlTab);
         buttonGroup = new QButtonGroup(MainWindow);
         buttonGroup->setObjectName(QString::fromUtf8("buttonGroup"));
-        buttonGroup->addButton(radioButton_gaussian);
-        radioButton_gaussian->setObjectName(QString::fromUtf8("radioButton_gaussian"));
-
-        gridLayout->addWidget(radioButton_gaussian, 3, 1, 1, 1);
-
-        radioButton_hamming = new QRadioButton(controlTab);
         buttonGroup->addButton(radioButton_hamming);
         radioButton_hamming->setObjectName(QString::fromUtf8("radioButton_hamming"));
 
         gridLayout->addWidget(radioButton_hamming, 4, 1, 1, 1);
 
+        radioButton_gaussian = new QRadioButton(controlTab);
+        buttonGroup->addButton(radioButton_gaussian);
+        radioButton_gaussian->setObjectName(QString::fromUtf8("radioButton_gaussian"));
+
+        gridLayout->addWidget(radioButton_gaussian, 3, 1, 1, 1);
+
         radioButton_dodgy = new QRadioButton(controlTab);
         buttonGroup->addButton(radioButton_dodgy);
         radioButton_dodgy->setObjectName(QString::fromUtf8("radioButton_dodgy"));
@@ -853,13 +903,13 @@ public:
         gridLayout->addWidget(label_4, 2, 0, 1, 1);
 
 
-        verticalLayout_2->addLayout(gridLayout);
+        verticalLayout->addLayout(gridLayout);
 
         pushButtonGenerate = new QPushButton(controlTab);
         pushButtonGenerate->setObjectName(QString::fromUtf8("pushButtonGenerate"));
         pushButtonGenerate->setFont(font);
 
-        verticalLayout_2->addWidget(pushButtonGenerate);
+        verticalLayout->addWidget(pushButtonGenerate);
 
         horizontalLayout_7 = new QHBoxLayout();
         horizontalLayout_7->setObjectName(QString::fromUtf8("horizontalLayout_7"));
@@ -876,50 +926,7 @@ public:
         horizontalLayout_7->addWidget(pushButtonSaveBrain);
 
 
-        verticalLayout_2->addLayout(horizontalLayout_7);
-
-        verticalSpacer_2 = new QSpacerItem(20, 508, QSizePolicy::Minimum, QSizePolicy::Expanding);
-
-        verticalLayout_2->addItem(verticalSpacer_2);
-
-
-        horizontalLayout_5->addLayout(verticalLayout_2);
-
-        verticalLayout = new QVBoxLayout();
-        verticalLayout->setObjectName(QString::fromUtf8("verticalLayout"));
-        label_5 = new QLabel(controlTab);
-        label_5->setObjectName(QString::fromUtf8("label_5"));
-        label_5->setFont(font);
-
-        verticalLayout->addWidget(label_5);
-
-        listWidgetSounds = new QListWidget(controlTab);
-        listWidgetSounds->setObjectName(QString::fromUtf8("listWidgetSounds"));
-
-        verticalLayout->addWidget(listWidgetSounds);
-
-        horizontalLayout_2 = new QHBoxLayout();
-        horizontalLayout_2->setObjectName(QString::fromUtf8("horizontalLayout_2"));
-        pushButtonLoadSound = new QPushButton(controlTab);
-        pushButtonLoadSound->setObjectName(QString::fromUtf8("pushButtonLoadSound"));
-        pushButtonLoadSound->setFont(font);
-
-        horizontalLayout_2->addWidget(pushButtonLoadSound);
-
-        pushButtonDeleteSound = new QPushButton(controlTab);
-        pushButtonDeleteSound->setObjectName(QString::fromUtf8("pushButtonDeleteSound"));
-        pushButtonDeleteSound->setFont(font);
-
-        horizontalLayout_2->addWidget(pushButtonDeleteSound);
-
-        pushButtonClearBrain = new QPushButton(controlTab);
-        pushButtonClearBrain->setObjectName(QString::fromUtf8("pushButtonClearBrain"));
-        pushButtonClearBrain->setFont(font);
-
-        horizontalLayout_2->addWidget(pushButtonClearBrain);
-
-
-        verticalLayout->addLayout(horizontalLayout_2);
+        verticalLayout->addLayout(horizontalLayout_7);
 
 
         horizontalLayout_5->addLayout(verticalLayout);
@@ -1070,6 +1077,8 @@ public:
         QObject::connect(sliderSlideError, SIGNAL(valueChanged(int)), MainWindow, SLOT(slide_error(int)));
         QObject::connect(doubleSpinBoxStickyness, SIGNAL(valueChanged(double)), MainWindow, SLOT(stickyness_slot(double)));
         QObject::connect(sliderStickyness, SIGNAL(valueChanged(int)), MainWindow, SLOT(stickyness_slot(int)));
+        QObject::connect(doubleSpinBoxAutotune, SIGNAL(valueChanged(double)), MainWindow, SLOT(autotune(double)));
+        QObject::connect(sliderAutotune, SIGNAL(sliderMoved(int)), MainWindow, SLOT(autotune(int)));
 
         tabWidget->setCurrentIndex(0);
 
@@ -1079,13 +1088,13 @@ public:
 
     void retranslateUi(QMainWindow *MainWindow)
     {
-        MainWindow->setWindowTitle(QApplication::translate("MainWindow", "samplebrain 0.10", 0, QApplication::UnicodeUTF8));
+        MainWindow->setWindowTitle(QApplication::translate("MainWindow", "samplebrain 0.11", 0, QApplication::UnicodeUTF8));
         label_19->setText(QApplication::translate("MainWindow", "brain tweaks", 0, QApplication::UnicodeUTF8));
         label_6->setText(QApplication::translate("MainWindow", "fft / mfcc", 0, QApplication::UnicodeUTF8));
 #ifndef QT_NO_TOOLTIP
         sliderRatio->setToolTip(QApplication::translate("MainWindow", "plain fft match vs mfcc values ", 0, QApplication::UnicodeUTF8));
 #endif // QT_NO_TOOLTIP
-        label_20->setText(QApplication::translate("MainWindow", "freq & dynamics / freq only", 0, QApplication::UnicodeUTF8));
+        label_20->setText(QApplication::translate("MainWindow", "dynamics / freq", 0, QApplication::UnicodeUTF8));
 #ifndef QT_NO_TOOLTIP
         sliderNRatio->setToolTip(QApplication::translate("MainWindow", "match original or normalised blocks", 0, QApplication::UnicodeUTF8));
 #endif // QT_NO_TOOLTIP
@@ -1120,7 +1129,7 @@ public:
 #endif // QT_NO_TOOLTIP
         label_30->setText(QApplication::translate("MainWindow", "stickyness", 0, QApplication::UnicodeUTF8));
 #ifndef QT_NO_TOOLTIP
-        sliderStickyness->setToolTip(QApplication::translate("MainWindow", "how long it takes for the novelty to wear off", 0, QApplication::UnicodeUTF8));
+        sliderStickyness->setToolTip(QApplication::translate("MainWindow", "prioritise brain order over closeness", 0, QApplication::UnicodeUTF8));
 #endif // QT_NO_TOOLTIP
 #ifndef QT_NO_TOOLTIP
         label_28->setToolTip(QString());
@@ -1140,7 +1149,7 @@ public:
 #ifndef QT_NO_TOOLTIP
         radioButtonAlgoRevBasic->setToolTip(QApplication::translate("MainWindow", "full brain reverse search", 0, QApplication::UnicodeUTF8));
 #endif // QT_NO_TOOLTIP
-        radioButtonAlgoRevBasic->setText(QApplication::translate("MainWindow", "rev basic", 0, QApplication::UnicodeUTF8));
+        radioButtonAlgoRevBasic->setText(QApplication::translate("MainWindow", "rev", 0, QApplication::UnicodeUTF8));
 #ifndef QT_NO_TOOLTIP
         radioButtonSynaptic->setToolTip(QApplication::translate("MainWindow", "search based on synapse connections", 0, QApplication::UnicodeUTF8));
 #endif // QT_NO_TOOLTIP
@@ -1168,15 +1177,6 @@ public:
 #endif // QT_NO_TOOLTIP
 #ifndef QT_NO_TOOLTIP
         spinBoxSlideError->setToolTip(QApplication::translate("MainWindow", "how many connections to search (ordered in closeness)", 0, QApplication::UnicodeUTF8));
-#endif // QT_NO_TOOLTIP
-        label_23->setText(QApplication::translate("MainWindow", "mix", 0, QApplication::UnicodeUTF8));
-        label_21->setText(QApplication::translate("MainWindow", "dynamic / normalised ", 0, QApplication::UnicodeUTF8));
-#ifndef QT_NO_TOOLTIP
-        sliderNMix->setToolTip(QApplication::translate("MainWindow", "mix in the normalised blocks", 0, QApplication::UnicodeUTF8));
-#endif // QT_NO_TOOLTIP
-        label_22->setText(QApplication::translate("MainWindow", "brain / target", 0, QApplication::UnicodeUTF8));
-#ifndef QT_NO_TOOLTIP
-        sliderTargetMix->setToolTip(QApplication::translate("MainWindow", "mix in the original blocks", 0, QApplication::UnicodeUTF8));
 #endif // QT_NO_TOOLTIP
         label_16->setText(QApplication::translate("MainWindow", "target sound", 0, QApplication::UnicodeUTF8));
         pushButtonLoadTarget->setText(QApplication::translate("MainWindow", "load target", 0, QApplication::UnicodeUTF8));
@@ -1192,11 +1192,27 @@ public:
         radioButton_rectangleTarget->setText(QApplication::translate("MainWindow", "rectangle", 0, QApplication::UnicodeUTF8));
         label_14->setText(QApplication::translate("MainWindow", "window shape", 0, QApplication::UnicodeUTF8));
         pushButtonGenerateTarget->setText(QApplication::translate("MainWindow", "(re)generate blocks", 0, QApplication::UnicodeUTF8));
-        label_3->setText(QApplication::translate("MainWindow", "brain parameters", 0, QApplication::UnicodeUTF8));
+        label_23->setText(QApplication::translate("MainWindow", "mix", 0, QApplication::UnicodeUTF8));
+        label_31->setText(QApplication::translate("MainWindow", "autotune", 0, QApplication::UnicodeUTF8));
+#ifndef QT_NO_TOOLTIP
+        sliderAutotune->setToolTip(QApplication::translate("MainWindow", "amount to match the frequency", 0, QApplication::UnicodeUTF8));
+#endif // QT_NO_TOOLTIP
+        label_21->setText(QApplication::translate("MainWindow", "dynamic / normalised ", 0, QApplication::UnicodeUTF8));
+#ifndef QT_NO_TOOLTIP
+        sliderNMix->setToolTip(QApplication::translate("MainWindow", "mix in the normalised blocks", 0, QApplication::UnicodeUTF8));
+#endif // QT_NO_TOOLTIP
+        label_22->setText(QApplication::translate("MainWindow", "brain / target", 0, QApplication::UnicodeUTF8));
+#ifndef QT_NO_TOOLTIP
+        sliderTargetMix->setToolTip(QApplication::translate("MainWindow", "mix in the original blocks", 0, QApplication::UnicodeUTF8));
+#endif // QT_NO_TOOLTIP
+        label_3->setText(QApplication::translate("MainWindow", "brain contents", 0, QApplication::UnicodeUTF8));
+        pushButtonLoadSound->setText(QApplication::translate("MainWindow", "load sound", 0, QApplication::UnicodeUTF8));
+        pushButtonDeleteSound->setText(QApplication::translate("MainWindow", "delete selected", 0, QApplication::UnicodeUTF8));
+        pushButtonClearBrain->setText(QApplication::translate("MainWindow", "clear brain", 0, QApplication::UnicodeUTF8));
         label->setText(QApplication::translate("MainWindow", "block size", 0, QApplication::UnicodeUTF8));
         label_2->setText(QApplication::translate("MainWindow", "block overlap", 0, QApplication::UnicodeUTF8));
-        radioButton_gaussian->setText(QApplication::translate("MainWindow", "gaussian", 0, QApplication::UnicodeUTF8));
         radioButton_hamming->setText(QApplication::translate("MainWindow", "hamming", 0, QApplication::UnicodeUTF8));
+        radioButton_gaussian->setText(QApplication::translate("MainWindow", "gaussian", 0, QApplication::UnicodeUTF8));
         radioButton_dodgy->setText(QApplication::translate("MainWindow", "dodgy", 0, QApplication::UnicodeUTF8));
         radioButton_blackman->setText(QApplication::translate("MainWindow", "blackman", 0, QApplication::UnicodeUTF8));
         radioButton_rectagle->setText(QApplication::translate("MainWindow", "rectangle", 0, QApplication::UnicodeUTF8));
@@ -1207,10 +1223,6 @@ public:
         pushButtonGenerate->setText(QApplication::translate("MainWindow", "(re)generate brain", 0, QApplication::UnicodeUTF8));
         pushButtonLoadBrain->setText(QApplication::translate("MainWindow", "load brain", 0, QApplication::UnicodeUTF8));
         pushButtonSaveBrain->setText(QApplication::translate("MainWindow", "save brain", 0, QApplication::UnicodeUTF8));
-        label_5->setText(QApplication::translate("MainWindow", "brain contents", 0, QApplication::UnicodeUTF8));
-        pushButtonLoadSound->setText(QApplication::translate("MainWindow", "load sound", 0, QApplication::UnicodeUTF8));
-        pushButtonDeleteSound->setText(QApplication::translate("MainWindow", "delete selected", 0, QApplication::UnicodeUTF8));
-        pushButtonClearBrain->setText(QApplication::translate("MainWindow", "clear brain", 0, QApplication::UnicodeUTF8));
         tabWidget->setTabText(tabWidget->indexOf(controlTab), QApplication::translate("MainWindow", "search", 0, QApplication::UnicodeUTF8));
         tabWidget->setTabText(tabWidget->indexOf(logTab), QApplication::translate("MainWindow", "log", 0, QApplication::UnicodeUTF8));
         pushButtonPlay->setText(QString());
@@ -1228,4 +1240,4 @@ namespace Ui {
 
 QT_END_NAMESPACE
 
-#endif // SAMPLEBRAINJ11878_H
+#endif // SAMPLEBRAINPM4153_H
diff --git a/samplebrain/qt/qtmain.cpp b/samplebrain/qt/qtmain.cpp
index 5a27f90..df570ec 100644
--- a/samplebrain/qt/qtmain.cpp
+++ b/samplebrain/qt/qtmain.cpp
@@ -23,7 +23,7 @@
 
 #include "process_thread.h"
 #include "audio_thread.h"
-#include "pitchshift.h"
+//#include "pitchshift.h"
 
 using namespace std;
 
@@ -32,7 +32,7 @@ int main( int argc , char *argv[] ){
     MainWindow mainWin;
     mainWin.show();
 
-    pitchshift::init(44100);
+    //pitchshift::init(44100);
 
     process_thread pt;
     audio_thread at(pt);
diff --git a/samplebrain/qt/samplebrain.pro b/samplebrain/qt/samplebrain.pro
index fa10264..ba3cbe9 100644
--- a/samplebrain/qt/samplebrain.pro
+++ b/samplebrain/qt/samplebrain.pro
@@ -25,7 +25,6 @@ SOURCES += MainWindow.cpp \
            ../src/renderer.cpp \
            ../src/status.cpp \
            ../src/window.cpp \
-           ../src/pitchshift.cpp \
            ../src/aquila/filter/MelFilterBank.cpp \
            ../src/aquila/filter/MelFilter.cpp \
            ../src/aquila/transform/Dct.cpp \
@@ -39,7 +38,7 @@ SOURCES += MainWindow.cpp \
            ../../../jellyfish/src/core/stream.cpp
 
 INCLUDEPATH += ../src
-LIBS += -L.. -lrubberband -lportaudio -lfftw3 -lsndfile -llo -ldl -lpthread -lm
+LIBS += -L.. -lportaudio -lfftw3 -lsndfile -llo -ldl -lpthread -lm
 #CONFIG+=debug
 
 QMAKE_CXXFLAGS += -Wall -Wno-unused -std=c++11 -DDONT_USE_FLUXA_GRAPH
diff --git a/samplebrain/src/fft.cpp b/samplebrain/src/fft.cpp
index f83930d..5866e0d 100644
--- a/samplebrain/src/fft.cpp
+++ b/samplebrain/src/fft.cpp
@@ -65,7 +65,9 @@ float FFT::calculate_dominant_freq() {
       highest=t;
     }
   }
-  return index * (SRATE/(float)m_length);
+  float freq = index * (SRATE/(float)m_length);
+  if (freq<0.01) freq=0.01;
+  return freq;
 }
 
 void FFT::calculate_bins() {
diff --git a/samplebrain/src/renderer.cpp b/samplebrain/src/renderer.cpp
index bad3688..627afb2 100644
--- a/samplebrain/src/renderer.cpp
+++ b/samplebrain/src/renderer.cpp
@@ -16,7 +16,7 @@
 
 #include "renderer.h"
 #include <iostream>
-#include "pitchshift.h"
+//#include "pitchshift.h"
 
 using namespace spiralcore;
 using namespace std;
@@ -157,14 +157,17 @@ void renderer::render(u32 nframes, float *buf) {
     // get the sample offset into the buffer
     s32 offset = i->m_time-m_render_time;
 
+    u32 block_length = pcm.get_length();
 
     // assume midway through block
     u32 block_start = offset;
     u32 buffer_start = 0;
     if (offset<0) {
       block_start=-offset;
-      if (block_start>=pcm.get_length() ||
-          i->m_position>=pcm.get_length()) i->m_finished=true;
+      if (block_start>=block_length &&
+          i->m_position>=block_length) {
+        i->m_finished=true;
+      }
     } else { // block is midway through buffer
       block_start=0;
       buffer_start=offset;
@@ -174,35 +177,54 @@ void renderer::render(u32 nframes, float *buf) {
     //        cerr<<"block start:"<<block_start<<endl;
     //        cerr<<"buffer start:"<<buffer_start<<endl;
 
-    float pitch_scale = m_target.get_block(i->m_tgt_index).get_freq() /
-      m_source.get_block(i->m_index).get_freq();
 
     // fade in/out autotune
-    pitch_scale = pitch_scale*m_autotune + 1.0f*(1-m_autotune);
+    //pitch_scale = pitch_scale*m_autotune + 1.0f*(1-m_autotune);
+
+    float pitch_scale = 1;
+
+    if (m_autotune>0) {
+      pitch_scale = m_target.get_block(i->m_tgt_index).get_freq() /
+        m_source.get_block(i->m_index).get_freq();
+      float max = 1+(m_autotune*m_autotune)*100.0f;
+      if (pitch_scale>(max)) pitch_scale=max;
+      if (pitch_scale<(1/max)) pitch_scale=1/max;
+    }
 
     //pitchshift::process(pcm,pitch_scale,render_pcm);
 
-
     if (!i->m_finished) {
       // mix in
       u32 buffer_pos = buffer_start;
       u32 block_pos = block_start;
       u32 block_end = pcm.get_length();
 
+      while (i->m_position<block_end && buffer_pos<nframes) {
 
-      while (block_pos<block_end && buffer_pos<nframes) {
         // mix with normalised version
         float brain_sample = (pcm[i->m_position]*(1-m_n_mix)+
-                              n_pcm[block_pos]*m_n_mix);
+                              n_pcm[i->m_position]*m_n_mix);
 
-        // for mixing with target audio
-        float target_sample = target_pcm[block_pos];
+        float target_sample = 0;
+
+        // if playback scale is lower than target then we may
+        // run off the end of the target block
+        if (block_pos<block_length) {
+          // for mixing with target audio
+          target_sample = target_pcm[block_pos];
+        }
 
         buf[buffer_pos]+=(brain_sample*(1-m_target_mix) +
                           target_sample*m_target_mix)*0.2*m_volume;
 
         i->m_position+=pitch_scale;
 
+        // repeat fast blocks if we are still playing the source
+        if (block_pos<block_length &&
+            i->m_position>block_end) {
+          i->m_position=0;
+        }
+
         ++buffer_pos;
         ++block_pos;
       }
diff --git a/samplebrain/src/renderer.h b/samplebrain/src/renderer.h
index 5911747..8091a41 100644
--- a/samplebrain/src/renderer.h
+++ b/samplebrain/src/renderer.h
@@ -52,6 +52,7 @@ namespace spiralcore {
     void set_target_mix(float s) { m_target_mix=s; }
     void set_slide_error(double s) { m_slide_error=s; }
     void set_stretch(u32 s) { m_stretch=s; }
+    void set_autotune(float s) { m_autotune=s; }
     search_params *get_params() { return &m_search_params; }
 
     brain &get_source() { return m_source; }