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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit4aed2c8219774f5d797760606b8489a92ddc5163 (patch)
tree3f8c130f7d269626bf6a9447407ef6c35954426a /khotkeys/shared/voicesignature.h
downloadtdebase-4aed2c8219774f5d797760606b8489a92ddc5163.tar.gz
tdebase-4aed2c8219774f5d797760606b8489a92ddc5163.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
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diff --git a/khotkeys/shared/voicesignature.h b/khotkeys/shared/voicesignature.h
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+/***************************************************************************
+ * Copyright (C) 2005 by Olivier Goffart *
+ * ogoffart@kde.org *
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * GNU General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU General Public License *
+ * along with this program; if not, write to the *
+ * Free Software Foundation, Inc., *
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
+ ***************************************************************************/
+#ifndef SIGNATURE_H
+#define SIGNATURE_H
+
+
+#include <qmemarray.h>
+#include <qmap.h>
+#include <kdemacros.h>
+
+class Sound;
+class KConfigBase;
+
+
+#define WINDOW_MINIMUM 0.10
+#define WINDOW_MINIMUM_ECART 200
+#define WINDOW_NUMBER 7
+#define WINDOW_SUPER 0.43
+#define WINDOW_UNIT sound.fs()/4
+#define FOUR_NUMBER 7
+#define FOUR_SUPER 0
+
+
+#define FFT_RANGE_INF 370
+#define FFT_RANGE_SUP 2000
+// #define FFT_PONDERATION(f) ((double)log(1+(f))/log(10))
+#define FFT_PONDERATION(f) 1
+
+
+// theses settings are better in a 8000Hz fs
+/*#define FFT_RANGE_INF 300
+#define FFT_RANGE_SUP 1500*/
+
+
+//#define REJECT_FACTOR_ECART_REL 0.5
+#define REJECT_FACTOR_DIFF 0.0018
+
+
+
+#define HAMMING false
+
+
+
+
+namespace KHotKeys
+{
+
+
+/**
+@author Olivier Goffart
+*/
+class KDE_EXPORT VoiceSignature{
+public:
+ explicit VoiceSignature(const Sound& s);
+
+ VoiceSignature(){}
+ ~VoiceSignature();
+
+ QMap<int, QMap<int, double> > data;
+
+ static QMap<int, QMap<int, double> > pond;
+
+ static float diff(const VoiceSignature &s1, const VoiceSignature &s2);
+
+
+ static int size1();
+ static int size2();
+
+
+ static QMemArray<double> fft(const Sound& sound, unsigned int start, unsigned int stop);
+ static bool window(const Sound& sound, unsigned int *start, unsigned int *stop);
+
+ void write(KConfigBase *cfg, const QString &key) const;
+ void read(KConfigBase *cfg, const QString &key);
+
+ inline bool isNull() const
+ {
+ return data.isEmpty();
+ }
+};
+
+}
+
+#endif