true bypass en filterBank

caché intermedia unos frames guardados que no sé flushear...

libremediaserver-audio.pro

@@ -2,8 +2,11 @@ TEMPLATE = app
 TARGET = libremediaserver-audio
 QT += webkitwidgets widgets
 HEADERS += src/libremediaserver-audio.h \
+    src/clickabledoublespinbox.h \
     src/clickablelabel.h \
+    src/clickableslider.h \
     src/dmxwidget.h \
+    src/filterbankwidget.h \
     src/libremediaserver-audio-gui.h \
     src/main.h \
     src/miniaudio.h \
@@ -17,8 +20,11 @@ HEADERS += src/libremediaserver-audio.h \
     src/settings.h \
     src/slidergroup.h
 SOURCES += src/main.cpp \
+    src/clickabledoublespinbox.cpp \
     src/clickablelabel.cpp \
+    src/clickableslider.cpp \
     src/dmxwidget.cpp \
+    src/filterbankwidget.cpp \
     src/libremediaserver-audio-gui.cpp \
     src/miniaudio.c \
     src/libremediaserver-audio.cpp \

src/audiolayerwidget.cpp

@@ -1,8 +1,11 @@
 #include "audiolayerwidget.h"
-#include <QComboBox>
+
+#include <QBoxLayout>
+#include <QFileDialog>
 
 AudioLayerWidget::AudioLayerWidget(QWidget *parent, int layer):
     QWidget(parent)
+  , m_oldStatus(Status::PlayingLoop)
   , m_layer(layer)
   , m_suspendResumeButton(0)
 {
@@ -10,7 +13,7 @@ AudioLayerWidget::AudioLayerWidget(QWidget *parent, int layer):
 
     QVBoxLayout *playback = new QVBoxLayout;
     m_folderValue = new ClickableLabel;
-    m_folderValue->setMaximumWidth(160);
+    m_folderValue->setMaximumWidth(300);
     m_folderValue->setAlignment(Qt::AlignLeft);
     m_folderValue->setStyleSheet(
                 "color: white;"
@@ -20,7 +23,7 @@ AudioLayerWidget::AudioLayerWidget(QWidget *parent, int layer):
     m_fileValue = new ClickableLabel;
     connect(m_fileValue, SIGNAL(clicked()), this, SLOT(openMediaDialog()));
     connect(m_folderValue, SIGNAL(clicked()), this, SLOT(openMediaDialog()));
-    m_fileValue->setMaximumWidth(160);
+    m_fileValue->setMaximumWidth(300);
     m_fileValue->setAlignment(Qt::AlignLeft);
     m_fileValue->setStyleSheet(
                 "color: white;"
@@ -32,7 +35,7 @@ AudioLayerWidget::AudioLayerWidget(QWidget *parent, int layer):
     layout->addLayout(playback);
 
     m_suspendResumeButton = new QPushButton(this);
-    m_suspendResumeButton->setText(StatusStr[Status::Iddle]);
+    m_suspendResumeButton->setText(statusToString(Status::Iddle));
     connect(m_suspendResumeButton, SIGNAL(clicked()), SLOT(toggleSuspendResume()));
     layout->addWidget(m_suspendResumeButton);
 
@@ -50,7 +53,6 @@ AudioLayerWidget::AudioLayerWidget(QWidget *parent, int layer):
     m_progressTime->setReadOnly(true);
     m_progressTime->setButtonSymbols(QAbstractSpinBox::NoButtons);
     m_progressTime->setMinimumWidth(80);
-    //m_progressTime->setMaximumWidth(80);
     m_progressTime->setFocusPolicy(Qt::NoFocus);
     m_progressTime->setAlignment(Qt::AlignHCenter);
     m_progressTime->setContentsMargins(0,0,0,0);
@@ -68,6 +70,11 @@ AudioLayerWidget::AudioLayerWidget(QWidget *parent, int layer):
     status->addWidget(m_progressTime);
     status->addWidget(m_totalTimeValue);
     layout->addLayout(status);
+
+    m_filterBank = new FilterBankWidget(this);
+    connect(m_filterBank, SIGNAL(setBypass(bool)), this, SLOT(setBypass(bool)));
+    layout->addWidget(m_filterBank);
+
     QVBoxLayout *volumeBox = new QVBoxLayout;
     m_pitch = new SliderGroup("Pitch", 0 , 255, 0, NULL);
     volumeBox->addWidget(m_pitch);
@@ -87,10 +94,7 @@ AudioLayerWidget::AudioLayerWidget(QWidget *parent, int layer):
     this->setLayout(layout);
 }
 
-AudioLayerWidget::~AudioLayerWidget()
-{
-
-}
+AudioLayerWidget::~AudioLayerWidget() {}
 
 // From UI.
 void AudioLayerWidget::volumeChanged(int value)
@@ -108,6 +112,12 @@ void AudioLayerWidget::pitchChanged(int value)
     emit(uiSliderChanged(m_layer, Slider::Pitch, value));
 }
 
+void AudioLayerWidget::setBypass(bool value)
+{
+    emit(uiSliderChanged(m_layer, Slider::Bypass, value));
+}
+
+
 void AudioLayerWidget::toggleSuspendResume()
 {
     switch (m_status) {
@@ -180,7 +190,7 @@ void AudioLayerWidget::setPlaybackStatus(Status s)
 {
     m_suspendResumeButton->blockSignals(true);
     m_status = s;
-    m_suspendResumeButton->setText(StatusStr[s]);
+    m_suspendResumeButton->setText(statusToString(s));
     m_suspendResumeButton->blockSignals(false);
 }
 
@@ -208,3 +218,11 @@ void AudioLayerWidget::setCurrentTime(float progress)
      m_progress->blockSignals(false);
      m_progressTime->blockSignals(false);
 }
+
+void AudioLayerWidget::setFilterParam(int channel, int value)
+{
+    m_filterBank->blockSignals(true);
+    m_filterBank->setValue(channel, value);
+    m_filterBank->blockSignals(false);
+
+}

src/audiolayerwidget.h

@@ -3,13 +3,13 @@
 
 #include <QPushButton>
 #include <QTimeEdit>
-#include <QFileDialog>
 #include <QProgressBar>
 
 #include "defines.h"
 #include "slidergroup.h"
 #include "clickablelabel.h"
 #include "settings.h"
+#include "filterbankwidget.h"
 
 class AudioLayerWidget : public QWidget
 {
@@ -19,6 +19,16 @@ public:
     explicit AudioLayerWidget(QWidget *parent = 0, int layer = 0);
     ~AudioLayerWidget();
 
+    // From OLA -> LibreMediaServer -> AudioWidget
+    void setMediaFile(QString file);
+    void setDuration(float dur);
+    void setCurrentTime(float progress);
+    void setPlaybackStatus(Status status);
+    void setVol(float vol);
+    void setPan(int pan);
+    void setPitch(int pitch);
+    void setFilterParam(int channel, int value);
+
 private:
     Status m_status;
     Status m_oldStatus;
@@ -32,16 +42,9 @@ private:
     QTimeEdit *m_progressTime;
     QTimeEdit *m_totalTimeValue;
     QProgressBar *m_progress;
+    FilterBankWidget *m_filterBank;
 
-// From DMX
-public slots:
-    void setMediaFile(QString file);
-    void setDuration(float dur);
-    void setCurrentTime(float progress);
-    void setPlaybackStatus(Status status);
-    void setVol(float vol);
-    void setPan(int pan);
-    void setPitch(int pitch);
+//public slots:
 
 // From Ui
 private slots:
@@ -50,6 +53,7 @@ private slots:
     void volumeChanged(int vol);
     void panChanged(int pan);
     void pitchChanged(int pitch);
+    void setBypass(bool value);
 
 signals:
     void uiPlaybackChanged(int layer, Status s);

src/audiowidget.cpp

@@ -1,5 +1,6 @@
 #include "audiowidget.h"
-#include <cmath>
+
+//#include <cmath>
 
 AudioWidget::AudioWidget(QWidget *parent) :
     QWidget(parent)
@@ -19,6 +20,8 @@ AudioWidget::AudioWidget(QWidget *parent) :
         m_layerUpdate[i].pan = 128;
         m_layerUpdate[i].pitch = 128;
         m_layerUpdate[i].cursor = 0;
+        for (int j = 0; j < FILTER_CHANNELS; j++)
+            m_filtersUpdate[i][j] = -1;
     }
     m_layout->setSpacing(0);
     m_layout->setContentsMargins(1, 1, 1, 1);
@@ -68,7 +71,7 @@ void AudioWidget::refreshUi()
     for (uint i = 0; i < m_layers; i++)
     {
         if (m_layerUpdate[i].updated) {
-            QLayoutItem * const item = m_layout->itemAt(i);
+            QLayoutItem *item = m_layout->itemAt(i);
             AudioLayerWidget *alw = dynamic_cast<AudioLayerWidget *>(item->widget());
             if (m_layerUpdate[i].vol > -1) {
                 alw->setVol(m_layerUpdate[i].vol);
@@ -95,7 +98,18 @@ void AudioWidget::refreshUi()
                 alw->setDuration(m_layerUpdate[i].duration);
                 m_layerUpdate[i].duration = -1;
             }
+            for (int j = 0; j < FILTER_CHANNELS; j++) {
+                if (m_filtersUpdate[i][j] > -1)
+                    alw->setFilterParam(j, m_filtersUpdate[i][j]);
+                m_filtersUpdate[i][j] = -1;
+            }
             m_layerUpdate[i].updated = false;
         }
     }
 }
+
+void AudioWidget::filterParamChanged(int layer, int channel, int value)
+{
+    m_filtersUpdate[layer][channel - 9] = value;
+    m_layerUpdate[layer].updated = true;
+}

src/audiowidget.h

@@ -2,6 +2,7 @@
 #define AUDIOWIDGET_H
 
 #include <QTimer>
+#include <QBoxLayout>
 
 #include "audiolayerwidget.h"
 #include "settings.h"
@@ -13,12 +14,14 @@ class AudioWidget : public QWidget
 
 public:
     AudioWidget(QWidget *parent = nullptr);
+    void filterParamChanged(int layer, int channel, int value);
 
 private:
     QHBoxLayout *m_layout;
     layerData m_layerUpdate[MAX_LAYERS];
     QTimer *m_refreshUi;
     uint m_layers;
+    int m_filtersUpdate[MAX_LAYERS][FILTER_CHANNELS];
 
 public slots:
     void volChanged(int layer, float vol);

src/clickabledoublespinbox.cpp

@@ -0,0 +1,21 @@
+#include "clickabledoublespinbox.h"
+
+#include <QVBoxLayout>
+
+ClickableDoubleSpinBox::ClickableDoubleSpinBox(QWidget *parent)
+    : QDoubleSpinBox(parent)
+{
+    setFocusPolicy(Qt::NoFocus);
+    setButtonSymbols(QAbstractSpinBox::NoButtons);
+    setValue(-1);
+    setDecimals(1);
+    setAlignment(Qt::AlignHCenter);
+    setContentsMargins(0, 0, 0, 0);
+    setMaximumWidth(50);
+    this->setStyleSheet("border: 0px solid #5a4855;"
+                "width: 50px;"
+                "margin: 0px;"
+                "background-color: #383034;"
+                );
+}
+

src/clickabledoublespinbox.h

@@ -0,0 +1,25 @@
+#ifndef CLICKABLEDOUBLESPINBOX_H
+#define CLICKABLEDOUBLESPINBOX_H
+
+#include <QWidget>
+#include <QDoubleSpinBox>
+#include <QMouseEvent>
+#include <QDebug>
+
+class ClickableDoubleSpinBox : public QDoubleSpinBox
+{
+    Q_OBJECT
+public:
+    explicit ClickableDoubleSpinBox(QWidget *parent = nullptr);
+protected:
+  void mousePressEvent ( QMouseEvent * event ) {
+    if (event->button() == Qt::LeftButton) {
+        emit click();
+    }
+    event->accept();
+  }
+signals:
+  void click();
+};
+
+#endif // CLICKABLEDOUBLESPINBOX_H

src/clickableslider.cpp

@@ -0,0 +1,3 @@
+#include "clickableslider.h"
+
+ClickableSlider::ClickableSlider(QWidget *parent) : QSlider{parent} {}

src/clickableslider.h

@@ -0,0 +1,30 @@
+#ifndef CLICKABLESLIDER_H
+#define CLICKABLESLIDER_H
+
+#include <QSlider>
+#include <QEvent>
+#include <QMouseEvent>
+#include <QDebug>
+
+class ClickableSlider : public QSlider
+{
+    Q_OBJECT
+public:
+    ClickableSlider(QWidget *parent = nullptr);
+
+protected:
+  void mousePressEvent ( QMouseEvent * event )
+  {
+    if (event->button() == Qt::RightButton)
+    {
+        if (this->isEnabled()) {
+            qDebug() << "disabling slider";
+            this->setDisabled(true);
+        }
+        event->accept();
+    }
+    QSlider::mousePressEvent(event);
+  }
+};
+
+#endif // CLICKABLESLIDER_H

src/defines.h

@@ -1,7 +1,7 @@
 #ifndef DEFINES_H
 #define DEFINES_H
 
-#define VERSION "LibreMediaServerAudio 0.2.0 Antigona Release"
+#define VERSION "LibreMediaServerAudio v0.2.0 Antigona"
 #define COPYRIGHT "(C) 2014-2024 Santi Noreña <lms@criptomart.net>"
 #define LICENSE "GPL 3 Licensed. See LICENSE.txt."
 #define DEFAULT_FILE "lms-audio.xlm"
@@ -9,6 +9,7 @@
 #define MAX_AUDIODEVICES 8
 #define UI_REFRESH_TIME 100
 #define FADE_TIME 25 // DMX Frame time, 40 fps, avoid clicks
+#define FILTER_CHANNELS 13 // number of dmx channels dedicated to filters by layer
 
 struct dmxSetting {
     int address;
@@ -17,7 +18,7 @@ struct dmxSetting {
     int audioDevice;
 };
 
-enum Status
+enum class Status
 {
     Stopped,
     Paused,
@@ -29,6 +30,22 @@ enum Status
     PlayingFolderRandom
 };
 
+constexpr const char* statusToString(Status e) noexcept
+{
+    switch (e)
+    {
+        case Status::Stopped: return "Stop";
+        case Status::Paused: return "Paused";
+        case Status::PlayingOnce: return "Play 1";
+        case Status::PlayingLoop: return "Play Loop";
+        case Status::Iddle: return "Iddle";
+        case Status::PlayingFolder: return "Play Folder";
+        case Status::PlayingFolderLoop: return "Play Folder Loop";
+        case Status::PlayingFolderRandom: return "Playing Folder Random";
+        default: return "--++--";
+    }
+}
+/*
 static const char* StatusStr[] =
 {
     "Stop",
@@ -40,13 +57,14 @@ static const char* StatusStr[] =
     "Play Folder Loop",
     "Play Folder Rand",
     0x0
-};
+};*/
 
 enum Slider
 {
     Volume,
     Pan,
     Pitch,
+    Bypass
 };
 
 #include <QString>

src/dmxPersonality.h

@@ -27,4 +27,24 @@
 #define SEND2 23
 #define LAYER_CHANNELS 24
 
+constexpr const char* dmxChannelToString(int e) noexcept
+{
+    switch (e) {
+        case HP_FREQ: return "High Pass Cutoff Frec";
+        case LOW_FREQ: return "Low Cutoff Frec";
+        case LOW_Q: return "Low Slope";
+        case LOW_GAIN: return "Low Gain";
+        case MIDLOW_FREQ: return "Mid Low Frec";
+        case MIDLOW_Q: return "Mid Low Q";
+        case MIDLOW_GAIN: return "Mid Low Gain";
+        case MIDHIGH_FREQ: return "Mid High Frec";
+        case MIDHIGH_Q:  return "Mid High Q";
+        case MIDHIGH_GAIN: return "Mid High Gain";
+        case HIGH_FREQ: return "High Cutoff Frec";
+        case HIGH_Q: return "High Slope";
+        case HIGH_GAIN: return "High Gain";
+    default: return "++--++--++";
+    }
+}
+
 #endif // DMXPERSONALITY_H

src/filterbankwidget.cpp

@@ -0,0 +1,94 @@
+#include "filterbankwidget.h"
+
+#include <QBoxLayout>
+#include "dmxPersonality.h"
+
+FilterBankWidget::FilterBankWidget(QWidget *parent)
+    : QWidget{parent}
+{
+    QHBoxLayout *layout = new QHBoxLayout;
+    layout->setAlignment(Qt::AlignHCenter);
+    layout->setContentsMargins(0, 2, 0, 2);
+    layout->setSpacing(0);
+    this->setStyleSheet("border: 1px solid #5a4855;"
+                "margin: 0px;"
+                "margin-top: 2px;"
+                "margin-bottom: 2px;"
+                "background-color: #383034;"
+                );
+    for (int i = 0; i < 13; i++) {
+        fb[i] = new ClickableDoubleSpinBox;
+        const char *name = dmxChannelToString(i + 9);
+        fb[i]->setObjectName(name);
+        fb[i]->setToolTip(name);
+    }
+    QVBoxLayout *master = new QVBoxLayout;
+    fb[0]->setRange(0, 500);
+    m_bypass = new QCheckBox;
+    connect(m_bypass, SIGNAL(stateChanged(int)), this, SLOT(bypassChanged(int)));
+    master->addWidget(m_bypass);
+    master->addWidget(fb[0]);
+    layout->addLayout(master);
+    for (int i = 1; i < 13;) {
+        QVBoxLayout *filterLayout= new QVBoxLayout;
+        for (int j = i; j < i + 3; j++) {
+            if ((j - 1) % 3 == 0)
+                fb[j]->setRange(0, 24000);
+            else if ((i - 1) % 3 == 1) {
+                fb[j]->setRange(0, 10);
+            } else {
+                fb[j]->setRange(-50, 50);
+            }
+            filterLayout->insertWidget(j, fb[j]);
+        }
+        filterLayout->setSpacing(0);
+        filterLayout->setAlignment(Qt::AlignHCenter);
+        filterLayout->setContentsMargins(0, 0, 0, 0);
+        layout->addLayout(filterLayout);
+        i += 3;
+    }
+    setLayout(layout);
+}
+
+void FilterBankWidget::setValue(int filter, int value)
+{
+    double result = 0;
+    int channel = filter + 9;
+
+    if (channel == HP_FREQ) {
+        result = double((value * 1.31) + 16.0f); // 16 - 350
+    } else if (channel == LOW_FREQ) {
+        result = 30 + (value * 1.647); // 30 - 450
+    } else if (channel == LOW_Q) {
+        result = (double)(value / 32.0f) + 0.1f; // 0.1 - 8
+    } else if (channel == LOW_GAIN) {
+        result = (double)(value / 21.25f) - 6.023528412f;
+    } else if (channel == MIDLOW_FREQ) {
+        result = 200 + (value * 9.019607843); // 200 - 450
+    } else if (channel == MIDLOW_Q) {
+        result = (double)( value / 64.0f) + 0.10; // 0.1 - 4
+    } else if (channel == MIDLOW_GAIN) {
+        result = (double)(value / 7.0833333333333f) - 18.0f;
+    } else if (channel == MIDHIGH_FREQ) {
+        result = 600 + (value * 25.09803922); // 600 - 7000
+    } else if (channel == MIDHIGH_Q) {
+        result = (double)( value / 64.0f) + 0.10; // 0.1 - 4
+    } else if (channel == MIDHIGH_GAIN) {
+        result = (double)(value / 7.0833333333333f) - 18.0f;
+    }  else if (channel == HIGH_FREQ) {
+        result = 1500 + (value * 56.8627451); // 1500 - 16000
+    } else if (channel == HIGH_Q) {
+        result = (double)( value / 32.0f) + 0.1f;
+    } else if (channel == HIGH_GAIN) {
+        result = (double)(value / 21.25) - 6.023528412f;
+    }
+    fb[filter]->setValue(result);
+}
+
+void FilterBankWidget::bypassChanged(int value)
+{
+    if (value == 0)
+        emit setBypass(false);
+    else
+        emit setBypass(true);
+}

src/filterbankwidget.h

@@ -0,0 +1,26 @@
+#ifndef FILTERBANKWIDGET_H
+#define FILTERBANKWIDGET_H
+
+#include <QObject>
+#include <QWidget>
+#include <QCheckBox>
+#include "clickabledoublespinbox.h"
+
+
+class FilterBankWidget : public QWidget
+{
+    Q_OBJECT
+public:
+    explicit FilterBankWidget(QWidget *parent = nullptr);
+    ClickableDoubleSpinBox *fb[13];
+    QCheckBox *m_bypass;
+    void setValue(int filter, int value);
+
+private slots:
+    void bypassChanged(int value);
+
+signals:
+     void setBypass(bool value);
+};
+
+#endif // FILTERBANKWIDGET_H

src/libremediaserver-audio.cpp

@@ -132,7 +132,7 @@ void libreMediaServerAudio::dmxInput(int layer, int channel, int value)
             s = Status::PlayingFolderRandom;
         m_mae.playbackChanged(layer, s);
         m_currentStatus[layer] = s;
-        qInfo() << "Layer" << layer << StatusStr[s];
+        qInfo() << "Layer" << layer << statusToString(s);
 #ifndef NOGUI
         if (m_ui) {
             m_lmsUi->m_aw->playbackChanged(layer, s);
@@ -142,6 +142,13 @@ void libreMediaServerAudio::dmxInput(int layer, int channel, int value)
 #endif
     } else if (channel >= HP_FREQ && channel <= HIGH_GAIN) {
         m_mae.filterParamChanged(layer, m_dmxSettings.at(layer).audioDevice, channel, value);
+#ifndef NOGUI
+        if (m_ui) {
+            m_lmsUi->m_aw->filterParamChanged(layer, channel, value);
+            m_played.clear();
+            m_played.append(m_ola->getValue(layer, DMX_FILE));
+        }
+#endif
     }
 }
 #ifndef NOGUI
@@ -242,6 +249,8 @@ void libreMediaServerAudio::uiSliderChanged(int layer, Slider s, int value)
     case Slider::Pitch:
         m_mae.pitchChanged(layer, value);
         break;
+    case Slider::Bypass:
+        m_mae.setBypass(m_dmxSettings.at(layer).audioDevice, layer, value);
     }
 }
 
@@ -253,7 +262,7 @@ void libreMediaServerAudio::uiPlaybackChanged(int layer, Status s)
     if (result == MA_SUCCESS) {
         m_currentStatus[layer] = s;
     } else {
-        qWarning() << "ui playback change error" << result << "status" << s << "layer" << layer;
+        qWarning() << "ui playback change error " << result << " status " << statusToString(s) << "layer" << layer;
     }
 }
 

src/miniaudioengine.cpp

@@ -65,6 +65,13 @@ ma_result MiniAudioEngine::createFilterBank(int id, uint layer)
     ma_node *endpoint = ma_engine_get_endpoint(&m_engine[id]);
     filterBank *fb = &m_filterBank[id][layer];
 
+    ma_splitter_node_config splitterConfig = ma_splitter_node_config_init(CHANNELS);
+    result = ma_splitter_node_init(ng, &splitterConfig, NULL, &fb->input);
+    if (result != MA_SUCCESS) {
+        cout << "ERROR " << result << ": Failed to initialize input node." << endl;
+        return result;
+    }
+
     fb->hpfConfig = ma_hpf_node_config_init(CHANNELS, SAMPLE_RATE, 16, FILTER_ORDER);
     result = ma_hpf_node_init(ng, &fb->hpfConfig, NULL, &fb->hpf);
     if (result != MA_SUCCESS) {
@@ -100,13 +107,23 @@ ma_result MiniAudioEngine::createFilterBank(int id, uint layer)
         return result;
     }
 
-    ma_splitter_node_config splitterConfig = ma_splitter_node_config_init(CHANNELS);
     result = ma_splitter_node_init(ng, &splitterConfig, NULL, &fb->output);
     if (result != MA_SUCCESS) {
         cout << "ERROR " << result << ": Failed to initialize output node." << endl;
         return result;
     }
 
+    result = ma_node_attach_output_bus(&fb->input, 0, &fb->hpf, 0);
+    if (result != MA_SUCCESS) {
+        cout << "ERROR " << result << ": Failed to attach input node." << endl;
+        return result;
+    }
+    result = ma_node_attach_output_bus(&fb->input, 1, &fb->output, 0);
+    if (result != MA_SUCCESS) {
+        cout << "ERROR " << result << ": Failed to attach high pass pass filter node." << endl;
+        return result;
+    }
+    ma_node_set_output_bus_volume(&fb->input, 1, 0.0f);
     result = ma_node_attach_output_bus(&fb->hpf, 0, &fb->loshelf, 0);
     if (result != MA_SUCCESS) {
         cout << "ERROR " << result << ": Failed to attach high pass pass filter node." << endl;
@@ -256,7 +273,7 @@ ma_result MiniAudioEngine::loadMedia(int layer, char *file, uint audioDevice)
         cout << "Error " << result << ": Failed to load file " << file << endl;
         return result;
     }
-    result = ma_node_attach_output_bus(&m_currentSound[layer], 0, &m_filterBank[audioDevice][layer].hpf, 0);
+    result = ma_node_attach_output_bus(&m_currentSound[layer], 0, &m_filterBank[audioDevice][layer].input, 0);
     if (result != MA_SUCCESS) {
         cout << "Error " << result << ": Failed to attach output bus " << audioDevice << endl;
         //return result;
@@ -376,7 +393,10 @@ ma_result MiniAudioEngine::playbackChanged(int layer, Status status)
             ma_sound_set_stop_time_in_milliseconds(&m_currentSound[layer], ~(ma_uint64)0);
             ma_sound_set_looping(&m_currentSound[layer], loop);
             result = ma_sound_start(&m_currentSound[layer]);
-            //this->volChanged(layer, m_currentLayerValues[layer].vol); // glitch when seek to cursor, how flush the audio buffer?
+            if (m_currentLayerValues[layer].cursor != 0) {
+                usleep(1000 * 50); // Avoid small glitch at start, how to flush the cached buffers in audio pipe line?
+            }
+            this->volChanged(layer, m_currentLayerValues[layer].vol);
         default:
             break;
     }
@@ -523,3 +543,17 @@ ma_result MiniAudioEngine::filterParamChanged(int layer, int audioDevice, int ch
     }
     return (result);
 }
+
+bool MiniAudioEngine::setBypass(int audioDevice, int layer, bool bypass)
+{
+    filterBank *fb = &m_filterBank[audioDevice][layer];
+
+    if (bypass) {
+        ma_node_set_output_bus_volume(&fb->input, 1, 1.0f);
+        ma_node_set_output_bus_volume(&fb->input, 0, 0.0f);
+    } else {
+        ma_node_set_output_bus_volume(&fb->input, 1, 0.0f);
+        ma_node_set_output_bus_volume(&fb->input, 0, 1.0f);
+    }
+
+}

src/miniaudioengine.h

@@ -19,6 +19,7 @@ using namespace std;
 
 typedef struct
 {
+    ma_splitter_node input;
     ma_hpf_node hpf;
     ma_hpf_node_config hpfConfig;
     ma_loshelf_node loshelf;
@@ -43,6 +44,7 @@ public:
     bool startEngine(uint layersQty);
     bool startDevice(uint *id, uint nb);
     static void audioDataCallback(ma_device* pDevice, void* pOutput, const void* pInput, ma_uint32 frameCount);
+    bool setBypass(int audioDevice, int layer, bool bypass);
 
 protected:
     ma_result loadMedia(int layer, char *media, uint audioDevice);

src/slidergroup.cpp

@@ -1,16 +1,7 @@
 #include "slidergroup.h"
-#include <QCursor>
-#include <QStyle>
 
-DoubleSpinBoxClickable::DoubleSpinBoxClickable(QWidget *parent)
-    : QDoubleSpinBox{parent} {}
-
-DoubleSpinBoxClickable::~DoubleSpinBoxClickable() {}
-
-SliderClickDisable::SliderClickDisable(QWidget *parent)
-    : QSlider{parent} {}
-
-SliderClickDisable::~SliderClickDisable() {}
+#include <QWidget>
+#include <QVBoxLayout>
 
 SliderGroup::SliderGroup(QString name,
                          int min,
@@ -56,7 +47,7 @@ SliderGroup::SliderGroup(QString name,
     valueBox.setAlignment(Qt::AlignHCenter);
     valueBox.setContentsMargins(0, 0, 0, 0);
     connect(&slider, SIGNAL(valueChanged(int)), this, SLOT(sliderValueChanged(int)));
-    connect(&valueBox, SIGNAL(enableSlider()), this, SLOT(enableSlider()));
+    connect(&valueBox, SIGNAL(click()), this, SLOT(enableSlider()));
     layout->addWidget(&slider);
     layout->addWidget(&valueBox);
     this->setStyleSheet("border: 1px solid #5a4855;"

src/slidergroup.h

@@ -1,87 +1,16 @@
 #ifndef SLIDERGROUP_H
 #define SLIDERGROUP_H
 
-#include <QGroupBox>
-#include <QDoubleSpinBox>
-#include <QVBoxLayout>
-#include <QSlider>
+#include <QObject>
+#include <QWidget>
 #include <QDebug>
-#include <QEvent>
-#include <QMouseEvent>
-/*
-//slider->installEventFilter(new QSliderAnalyser);
-class QSliderAnalyser
-        : public QObject
-{
-    public:
-        QSliderAnalyser()
-        {
-        }
 
-        virtual ~QSliderAnalyser()
-        {
-        }
-
-    protected:
-        bool eventFilter(QObject* object, QEvent* event) override
-        {
-            if (event->type() == QEvent::MouseButtonPress) {
-                qDebug() << event->type() << object->objectName();
-            }
-            return QObject::eventFilter(object, event);
-        }
-};*/
-
-class DoubleSpinBoxClickable: public QDoubleSpinBox
-{
-  Q_OBJECT
-
-public:
-  DoubleSpinBoxClickable(QWidget *parent = 0);
-  ~DoubleSpinBoxClickable();
-
-signals:
-  void enableSlider();
-
-protected:
-  void mousePressEvent ( QMouseEvent * event )
-  {
-    if (event->button() == Qt::LeftButton) {
-        qDebug() << "enabling slider";
-        emit(enableSlider());
-    }
-    event->accept();
-  }
-};
-
-class SliderClickDisable
-        : public QSlider
-{
-    Q_OBJECT
-
-public:
-    explicit SliderClickDisable(QWidget *parent = Q_NULLPTR);
-    ~SliderClickDisable();
-
-protected:
-  void mousePressEvent ( QMouseEvent * event )
-  {
-    if (event->button() == Qt::RightButton)
-    {
-        if (this->isEnabled()) {
-            qDebug() << "disabling slider";
-            this->setDisabled(true);
-        }
-        event->accept();
-    }
-    QSlider::mousePressEvent(event);
-  }
-};
+#include "clickabledoublespinbox.h"
+#include "clickableslider.h"
 
 class SliderGroup : public QWidget
 {
     Q_OBJECT
-
 public:
     SliderGroup(QString name,
                 int min,
@@ -97,8 +26,8 @@ public slots:
     void sliderValueChanged(int value);
 
 private:
-    SliderClickDisable slider;
-    DoubleSpinBoxClickable valueBox;
+    ClickableSlider slider;
+    ClickableDoubleSpinBox valueBox;
 
 private slots:
     void enableSlider() { slider.setEnabled(true); }