SlackBuildsOrg/audio/stretchplayer/fine_tuning.diff

diff -Naur stretchplayer-0.503/src/Engine.cpp stretchplayer-0.503.patched/src/Engine.cpp
--- stretchplayer-0.503/src/Engine.cpp	2010-07-18 00:44:20.000000000 -0400
+++ stretchplayer-0.503.patched/src/Engine.cpp	2014-02-28 17:43:36.000000000 -0500
@@ -46,6 +46,7 @@
 	  _sample_rate(48000.0),
 	  _stretch(1.0),
 	  _pitch(0),
+	  _fine(0),
 	  _gain(1.0)
     {
 	QString err;
@@ -153,7 +154,7 @@
 	uint32_t srate = _audio_system->sample_rate();
 
 	_stretcher->setTimeRatio( srate / _sample_rate / _stretch );
-	_stretcher->setPitchScale( ::pow(2.0, double(_pitch)/12.0) * _sample_rate / srate );
+	_stretcher->setPitchScale( ::pow(2.0, double(_pitch)/12.0 + double(_fine)/1200.0) * _sample_rate / srate );
 
 	uint32_t frame;
 	uint32_t reqd, gend, zeros, feed;
diff -Naur stretchplayer-0.503/src/Engine.hpp stretchplayer-0.503.patched/src/Engine.hpp
--- stretchplayer-0.503/src/Engine.hpp	2010-07-18 00:44:20.000000000 -0400
+++ stretchplayer-0.503.patched/src/Engine.hpp	2014-03-01 11:26:57.000000000 -0500
@@ -81,6 +81,21 @@
 	//_state_changed = true;
     }
 
+    int get_fine() {
+	return _fine;
+    }
+    void set_fine(int fin) {
+	if(fin < -99) {
+	    _fine = fin % 100;
+		 set_pitch(get_pitch() - 1);
+	} else if (fin > 99) {
+	    _fine = fin % 100;
+		 set_pitch(get_pitch() + 1);
+	} else {
+	    _fine = fin;
+	}
+    }
+
     /**
      * Clipped to [0.0, 10.0]
      */
@@ -146,6 +161,7 @@
     float _sample_rate;
     float _stretch;
     int _pitch;
+    int _fine;
     float _gain;
     std::auto_ptr<RubberBand::RubberBandStretcher> _stretcher;
     std::auto_ptr<AudioSystem> _audio_system;
diff -Naur stretchplayer-0.503/src/PlayerWidget.cpp stretchplayer-0.503.patched/src/PlayerWidget.cpp
--- stretchplayer-0.503/src/PlayerWidget.cpp	2010-07-18 00:44:20.000000000 -0400
+++ stretchplayer-0.503.patched/src/PlayerWidget.cpp	2014-03-01 10:04:02.000000000 -0500
@@ -35,6 +35,7 @@
 #include <QBitmap>
 #include <QAction>
 #include <QResizeEvent>
+#include <QApplication>
 #include <QCoreApplication>
 
 #include <cmath>
@@ -152,11 +153,21 @@
 
     void PlayerWidget::pitch_inc()
     {
+		 if(QApplication::keyboardModifiers() == Qt::ShiftModifier)
+	_engine->set_fine( _engine->get_fine() + 10);
+		 else if(QApplication::keyboardModifiers() == Qt::ControlModifier)
+	_engine->set_fine( _engine->get_fine() + 1);
+		 else
 	_engine->set_pitch( _engine->get_pitch() + 1 );
     }
 
     void PlayerWidget::pitch_dec()
     {
+		 if(QApplication::keyboardModifiers() == Qt::ShiftModifier)
+	_engine->set_fine( _engine->get_fine() - 10);
+		 else if(QApplication::keyboardModifiers() == Qt::ControlModifier)
+	_engine->set_fine( _engine->get_fine() - 1);
+		 else
 	_engine->set_pitch( _engine->get_pitch() - 1);
     }
 
@@ -262,8 +273,9 @@
 	float sch = _engine->get_stretch();
 	_status->speed(sch);
 
+	int fin = _engine->get_fine();
 	int pit = _engine->get_pitch();
-	_status->pitch(pit);
+	_status->pitch(pit, fin);
 
 	float cpu = _engine->get_cpu_load();
 	_status->cpu(cpu);
@@ -471,8 +483,9 @@
 	QList<QKeySequence> inc_shortcuts;
 	inc_shortcuts << Qt::Key_Plus;
 	inc_shortcuts << Qt::Key_Equal;
+	inc_shortcuts << QKeySequence("Ctrl+=");
 	_act.pitch_inc = new QAction("+", this);
-	_act.pitch_inc->setToolTip("Pitch Increase [+]");
+	_act.pitch_inc->setToolTip("Pitch Increase [+ or =] (Ctl/Shift=Fine)");
 	_act.pitch_inc->setShortcuts(inc_shortcuts);
 	_act.pitch_inc->setShortcutContext(Qt::ApplicationShortcut);
 	_act.pitch_inc->setIcon( _ico.plus );
@@ -480,9 +493,13 @@
 	connect(_act.pitch_inc, SIGNAL(triggered()),
 		this, SLOT(pitch_inc()));
 
+	QList<QKeySequence> dec_shortcuts;
+	dec_shortcuts << Qt::Key_Minus;
+	dec_shortcuts << Qt::Key_Underscore;
+	dec_shortcuts << QKeySequence("Ctrl+-");
 	_act.pitch_dec = new QAction("-", this);
-	_act.pitch_dec->setToolTip("Pitch Decrease [-]");
-	_act.pitch_dec->setShortcut(Qt::Key_Minus);
+	_act.pitch_dec->setToolTip("Pitch Decrease [-] (Ctl/Shift=Fine)");
+	_act.pitch_dec->setShortcuts(dec_shortcuts);
 	_act.pitch_dec->setShortcutContext(Qt::ApplicationShortcut);
 	_act.pitch_dec->setIcon( _ico.minus );
 	addAction(_act.pitch_dec);
diff -Naur stretchplayer-0.503/src/StatusWidget.cpp stretchplayer-0.503.patched/src/StatusWidget.cpp
--- stretchplayer-0.503/src/StatusWidget.cpp	2010-07-18 00:44:20.000000000 -0400
+++ stretchplayer-0.503.patched/src/StatusWidget.cpp	2014-03-01 11:16:47.000000000 -0500
@@ -85,10 +85,13 @@
 	    .arg(val, 3, 'f', 0);
     }
 
-    void StatusWidget::pitch(int p)
+    void StatusWidget::pitch(int p, int f)
     {
-	_pitch = QString("PITCH: %1")
-	    .arg(int(p));
+	_pitch = QString("PITCH: %1").arg(int(p));
+		if(f > 0)
+			_pitch += QString("+%1").arg(int(f));
+		else if(f < 0)
+			_pitch += QString("%1").arg(int(f));
     }
 
     void StatusWidget::volume(float g)
diff -Naur stretchplayer-0.503/src/StatusWidget.hpp stretchplayer-0.503.patched/src/StatusWidget.hpp
--- stretchplayer-0.503/src/StatusWidget.hpp	2010-07-18 00:44:20.000000000 -0400
+++ stretchplayer-0.503.patched/src/StatusWidget.hpp	2014-02-28 19:20:49.000000000 -0500
@@ -54,7 +54,7 @@
     void position(float);
     void time(float);
     void speed(float);
-    void pitch(int);
+    void pitch(int, int);
     void volume(float);
     void cpu(float);
     void message(QString);