6 files changed, 354 insertions, 0 deletions
diff --git a/noatun/modules/voiceprint/Makefile.am b/noatun/modules/voiceprint/Makefile.am
new file mode 100644
index 00000000..22c3f65c
--- /dev/null
+++ b/noatun/modules/voiceprint/Makefile.am
@@ -0,0 +1,14 @@
+INCLUDES= -I$(top_srcdir)/noatun/library $(all_includes)
+kde_module_LTLIBRARIES = noatun_voiceprint.la
+
+noatun_voiceprint_la_SOURCES = voiceprint.cpp prefs.cpp
+
+noatun_voiceprint_la_LDFLAGS = $(all_libraries) -module -avoid-version -no-undefined
+noatun_voiceprint_la_LIBADD = $(LIB_KFILE) $(top_builddir)/noatun/library/libnoatun.la -lm
+
+noatun_voiceprint_la_METASOURCES = AUTO
+
+noinst_HEADERS = voiceprint.h prefs.h
+
+noatun_modules_voiceprint_DATA = voiceprint.plugin
+noatun_modules_voiceprintdir = $(kde_datadir)/noatun
diff --git a/noatun/modules/voiceprint/prefs.cpp b/noatun/modules/voiceprint/prefs.cpp
new file mode 100644
index 00000000..48998680
--- /dev/null
+++ b/noatun/modules/voiceprint/prefs.cpp
@@ -0,0 +1,67 @@
+#include "prefs.h"
+#include "voiceprint.h"
+
+#include <klocale.h>
+#include <kglobal.h>
+#include <qlabel.h>
+#include <qlayout.h>
+#include <kcolorbutton.h>
+#include <kconfig.h>
+
+Prefs::Prefs(QObject* parent)
+	: CModule(i18n("Voiceprint"), i18n("Options for the Voiceprint Visualization"), "xapp", parent)
+{
+	QVBoxLayout	*king=new QVBoxLayout(this);
+	QHBoxLayout *minor;
+
+	QLabel *label;
+	mForeground=new KColorButton(this);
+	label=new QLabel(mForeground, i18n("&Foreground color:"), this);
+	minor=new QHBoxLayout(king);
+	minor->addWidget(label);
+	minor->addWidget(mForeground);
+
+	mBackground=new KColorButton(this);
+	label=new QLabel(mBackground, i18n("&Background color:"), this);
+	minor=new QHBoxLayout(king);
+	minor->addWidget(label);
+	minor->addWidget(mBackground);
+	
+	mLine=new KColorButton(this);
+	label=new QLabel(mForeground, i18n("&Sweep color:"), this);
+	minor=new QHBoxLayout(king);
+	minor->addWidget(label);
+	minor->addWidget(mLine);
+
+	king->addStretch();
+}
+
+void Prefs::reopen()
+{
+	KConfig *config=KGlobal::config();
+	config->setGroup("VoicePrint");
+        QColor black(0, 0, 0);
+        QColor blue(0, 0, 222);
+	mBackground->setColor(config->readColorEntry("Background", &black));
+	mForeground->setColor(config->readColorEntry("Foreground", &blue));
+	mLine->setColor(config->readColorEntry("Line", &black));
+}
+
+void Prefs::save()
+{
+	KConfig *config=KGlobal::config();
+	config->setGroup("VoicePrint");
+	config->writeEntry("Background", mBackground->color());
+	config->writeEntry("Foreground", mForeground->color());
+	config->writeEntry("Line", mLine->color());
+
+	config->sync();
+
+	VoicePrint *l=VoicePrint::voicePrint;
+	if (l)
+		l->setColors(mBackground->color(), mForeground->color(), mLine->color());
+
+}
+
+#include "prefs.moc"
+
diff --git a/noatun/modules/voiceprint/prefs.h b/noatun/modules/voiceprint/prefs.h
new file mode 100644
index 00000000..6541b4de
--- /dev/null
+++ b/noatun/modules/voiceprint/prefs.h
@@ -0,0 +1,22 @@
+#ifndef PREFS_H
+#define PREFS_H
+
+#include <qwidget.h>
+#include <noatun/pref.h>
+
+class KColorButton;
+
+class Prefs : public CModule
+{ 
+Q_OBJECT
+public:
+	Prefs(QObject* parent);
+	virtual void save();
+	virtual void reopen();
+
+private:
+	KColorButton *mForeground, *mBackground, *mLine;
+};
+
+#endif
+
diff --git a/noatun/modules/voiceprint/voiceprint.cpp b/noatun/modules/voiceprint/voiceprint.cpp
new file mode 100644
index 00000000..4f6c7aea
--- /dev/null
+++ b/noatun/modules/voiceprint/voiceprint.cpp
@@ -0,0 +1,126 @@
+#include "voiceprint.h"
+#include <noatun/player.h>
+#include <noatun/app.h>
+#include <math.h>
+#include <qpainter.h>
+#include "prefs.h"
+#include <klocale.h>
+#include <stdio.h>
+
+extern "C"
+{
+	KDE_EXPORT Plugin *create_plugin()
+	{
+		return new VoicePrint();
+	}
+}
+
+VoicePrint *VoicePrint::voicePrint=0;
+
+VoicePrint::VoicePrint() : QWidget(0,0,WRepaintNoErase), MonoFFTScope(50), Plugin()
+{
+	voicePrint=this;
+	mOffset=0;
+	mSegmentWidth=2;
+	setCaption(i18n("Voiceprint"));
+	resize(320, 240);
+	MonoFFTScope::start();
+	show();
+	setMaximumHeight(1024);
+}
+
+VoicePrint::~VoicePrint()
+{
+}
+
+void VoicePrint::init()
+{
+	Prefs *p=new Prefs(this); 
+	p->reopen();
+	p->save();
+	resizeEvent(0);
+}
+
+void VoicePrint::setColors(const QColor &bg, const QColor &fg, const QColor &l)
+{
+	mProgress=l;
+	mLowColor=bg.rgb();
+	mHighColor=fg.rgb();
+	setBackgroundColor(mLowColor);
+}
+
+void VoicePrint::closeEvent(QCloseEvent *)
+{
+	unload();
+}
+
+void VoicePrint::resizeEvent(QResizeEvent *)
+{
+	mOffset=0;
+	mBuffer.resize(size());
+	QPainter paint(&mBuffer);
+	paint.fillRect(QRect(0,0, QWidget::width(), height()), QColor(mLowColor));
+	setBands(magic(height()/mSegmentWidth));
+}
+
+#define COLOR(color, bgcolor, fgcolor, foctet) \
+        (int)( color(bgcolor) + (foctet) * (color(fgcolor) - color(bgcolor)) )
+
+inline static QRgb averageByIntensity(QRgb bgcolor, QRgb fgcolor, int octet)
+{
+	float foctet = octet / 255.0;
+
+	return qRgb(COLOR(qRed, bgcolor, fgcolor, foctet),
+	            COLOR(qGreen, bgcolor, fgcolor, foctet),
+	            COLOR(qBlue, bgcolor, fgcolor, foctet)
+	           );
+}
+
+#undef COLOR
+
+void VoicePrint::paintEvent(QPaintEvent *e)
+{
+	bitBlt(this, e->rect().topLeft(), &mBuffer, e->rect(), Qt::CopyROP);
+}
+
+void VoicePrint::scopeEvent(float *data, int bands)
+{
+	// save cpu
+	if(isHidden()) return;
+
+	QPainter paint(&mBuffer);
+	// each square has a width of mSegmentWidth
+	float brightness = float(bands * mSegmentWidth);
+	for (int i=0; i<bands ; i++)
+	{
+		float b=data[bands-i-1]+1.0;
+		// the more bands there are, the dimmer each becomes
+		b=log10(b)/log(2) * 16 * brightness;
+		int band=int(b);
+		if (band>255) band=255;
+		else if (band<0) band=0;
+		
+		QColor area(averageByIntensity(mLowColor, mHighColor, band));
+
+		int bandTop=i*height()/bands, bandBottom=(i+1)*height()/bands;
+		paint.fillRect(mOffset, bandTop, mSegmentWidth,bandBottom-bandTop,area);
+	}
+	
+	int newOffset = mOffset+mSegmentWidth;
+	if (newOffset>QWidget::width()) newOffset=0;
+	paint.fillRect(newOffset, 0, mSegmentWidth, height(), mProgress);
+
+	// redraw changes with the minimum amount of work
+	if(newOffset != 0)
+	{
+		repaint(mOffset,0,mSegmentWidth*2,height(),false);
+	}
+	else
+	{
+		repaint(mOffset,0,mSegmentWidth,height(),false);
+		repaint(newOffset,0,mSegmentWidth,height(),false);
+	}
+	mOffset = newOffset;
+}
+
+#include "voiceprint.moc"
diff --git a/noatun/modules/voiceprint/voiceprint.h b/noatun/modules/voiceprint/voiceprint.h
new file mode 100644
index 00000000..ab5af69d
--- /dev/null
+++ b/noatun/modules/voiceprint/voiceprint.h
@@ -0,0 +1,33 @@
+#ifndef VOICEPRINT_H
+#define VOICEPRINT_H
+
+#include <noatun/plugin.h>
+
+class VoicePrint : public QWidget,  public MonoFFTScope, public Plugin
+{
+Q_OBJECT
+
+public:
+	VoicePrint();
+	virtual ~VoicePrint();
+
+	void setColors(const QColor &bg, const QColor &fg, const QColor &l);
+	void init();
+
+protected:
+	virtual void closeEvent(QCloseEvent *);
+	virtual void scopeEvent(float *data, int bands);
+	virtual void resizeEvent(QResizeEvent *);
+	virtual void paintEvent(QPaintEvent *);
+
+public:
+	static VoicePrint* voicePrint;
+	
+private:
+	QColor mProgress;
+	QPixmap mBuffer;
+	QRgb mLowColor, mHighColor;
+	int mOffset, mSegmentWidth;
+};
+#endif
+
diff --git a/noatun/modules/voiceprint/voiceprint.plugin b/noatun/modules/voiceprint/voiceprint.plugin
new file mode 100644
index 00000000..b7bca4f4
--- /dev/null
+++ b/noatun/modules/voiceprint/voiceprint.plugin
@@ -0,0 +1,92 @@
+Filename=noatun_voiceprint.la
+Author=Charles Samuels
+Site=http://noatun.derkarl.org/
+Email=charles@kde.org
+Type=visualization
+License=Artistic
+Name=Voiceprint
+Name[af]=Stem afdruk
+Name[az]=Səs gözləyici
+Name[ca]=Empremta de veu
+Name[cy]=Argraff Lais
+Name[el]=Φωνητικό αποτύπωμα
+Name[eo]=Voĉvidigilo
+Name[es]=Huella de voz
+Name[et]=Visuaalne signaal
+Name[fi]=Äänikuva
+Name[ga]=Guthlorg
+Name[hi]=वाइसप्रिंट
+Name[hr]=Otisak glasa
+Name[hu]=Hanglenyomat
+Name[is]=Raddrit
+Name[it]=Impronta vocale
+Name[ja]=ボイスプリント
+Name[km]=បង្ហាញសំឡេង
+Name[ko]=성문
+Name[lt]=Balso antspaudas
+Name[lv]=Balssdruka
+Name[mt]=Stampavuċi
+Name[ne]=आवाज मुद्रण
+Name[nl]=Stemafdruk
+Name[pl]=Zapis głosu
+Name[pt]=Impressão Vocal
+Name[ro]=Amprentă vocală
+Name[sl]=Galsovni zapis
+Name[sv]=Röstavtryck
+Name[ta]=குரல் அச்சு
+Name[tr]=Ses Gözlemcisi
+Name[ven]=U phirintha ha Mukosi
+Name[xh]=Ushicilelo lelizwi
+Name[zh_CN]=声波纹
+Name[zh_HK]=聲波紋
+Name[zh_TW]=聲波紋
+Name[zu]=Ushicilelo lelizwi
+Comment=A voiceprint visualizer
+Comment[bg]=Визуализатор Voiceprint
+Comment[bs]=Vizualizacija sa ispisom glasa
+Comment[ca]=Un visualitzador d'empremta de veu
+Comment[cs]=Vizualizátor hlasu
+Comment[cy]=Gweledydd argraff lais
+Comment[da]=En voiceprint-visualisering
+Comment[de]=Klangvisualisierung
+Comment[el]=Μια αναπαράσταση αποτυπώματος φωνής
+Comment[en_GB]=A voiceprint visualiser
+Comment[eo]=Voĉo-vidigilo
+Comment[es]=Un visualizador de huellas de voz
+Comment[et]=Signaali visualiseerimise plugin
+Comment[eu]=Voiceprint ikustailea
+Comment[fa]=یک تجسم‌کننده  voiceprint
+Comment[fi]=Äänikuvavisualisoija
+Comment[fr]=Un afficheur Voiceprint
+Comment[gl]=Visualizador voiceprint
+Comment[he]=ממחיש טביעות קול
+Comment[hu]=Hanglenyomat-analizáló
+Comment[is]=Raddritsskjár
+Comment[it]=Visualizzatore di impronta vocale
+Comment[ja]=声紋の視覚効果
+Comment[kk]=Дыбыс таңба бейнекөрінісі
+Comment[km]=ម៉ាកែតសម្រាប់បង្ហាញសំឡេង
+Comment[ko]=성문 비주얼라이저
+Comment[lt]=Balso antspaudo vaizdavimo priemonė
+Comment[nb]=Voiceprint-fremvisar
+Comment[nds]=Stimmafdruck-Filmmaker
+Comment[ne]=आवाज मुद्रण भिजुलाइजर
+Comment[nl]=Stemafdruk visualisatie
+Comment[nn]=Voiceprint-framvisar
+Comment[pl]=Wizualizacja śladu głosu
+Comment[pt]=Um visualizador do comportamento vocal
+Comment[pt_BR]=Um visualizador voiceprint
+Comment[ro]=Vizualizor de amprentă vocală
+Comment[ru]=визуализация voiceprint
+Comment[sk]=Vizualizátor voiceprint
+Comment[sl]=Predstavitelj glasovnega zapisa
+Comment[sr]=Визуализатор гласовног отиска
+Comment[sr@Latn]=Vizualizator glasovnog otiska
+Comment[sv]=En röstavtrycksvisare
+Comment[ta]=குரல் அச்சு படக்காட்சி
+Comment[th]=โปรแกรมสร้างวิฌวลไลเซอร์ voiceprint
+Comment[tr]=Ses Dökümü İzleme Programı
+Comment[uk]=Візуаліатор voiseprint
+Comment[zh_CN]=声波纹视觉效果
+Comment[zh_HK]=聲波紋顯示程式
+Comment[zh_TW]=聲波紋顯示程式