CLAM-Development
1.1
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00001 00002 /* 00003 * Copyright (c) 2001-2004 MUSIC TECHNOLOGY GROUP (MTG) 00004 * UNIVERSITAT POMPEU FABRA 00005 * 00006 * 00007 * This program is free software; you can redistribute it and/or modify 00008 * it under the terms of the GNU General Public License as published by 00009 * the Free Software Foundation; either version 2 of the License, or 00010 * (at your option) any later version. 00011 * 00012 * This program is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 * GNU General Public License for more details. 00016 * 00017 * You should have received a copy of the GNU General Public License 00018 * along with this program; if not, write to the Free Software 00019 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00020 * 00021 */ 00022 00023 00024 #ifndef _SpectralExciter_ 00025 #define _SpectralExciter_ 00026 00027 #include "InPort.hxx" 00028 #include "OutPort.hxx" 00029 #include "InControl.hxx" 00030 #include "Frame.hxx" 00031 #include "FrameTransformation.hxx" 00032 #include "FrameTransformationConfig.hxx" 00033 00034 namespace CLAM{ 00035 00036 class SpectralExciter: public FrameTransformationTmpl<Spectrum> 00037 { 00038 InPort<Spectrum> mIn; 00039 OutPort<Spectrum> mOut; 00040 00041 InControl mHighCutoffFreqCtl; 00042 InControl mThresholdCtl; 00043 InControl mHarmonicsGainCtl; 00044 public: 00045 const char* GetClassName() const 00046 { 00047 return "SpectralExciter"; 00048 } 00049 00050 SpectralExciter() 00051 : 00052 mIn("In Spectrum", this), 00053 mOut("Out Spectrum", this) , 00054 mHighCutoffFreqCtl("HighCutoff", this), 00055 mThresholdCtl("Threshold", this), 00056 mHarmonicsGainCtl("HarmonicsGain", this) 00057 { 00058 Configure( FrameTransformationConfig() ); 00059 } 00060 00061 ~SpectralExciter() {} 00062 00063 virtual bool InitControls() 00064 { 00065 mHighCutoffFreqCtl.DoControl(5000); 00066 mThresholdCtl.DoControl(-30); 00067 00068 mHarmonicsGainCtl.DoControl(-30); 00069 00070 return true; 00071 } 00072 00073 bool Do(const Frame& in, Frame& out) 00074 { 00075 return Do(in.GetSpectrum(), 00076 out.GetSpectrum()); 00077 } 00078 00079 bool Do(const Spectrum& in, Spectrum& out); 00080 00081 bool Do() 00082 { 00083 bool result = Do(mIn.GetData(), mOut.GetData()); 00084 mIn.Consume(); 00085 mOut.Produce(); 00086 return result; 00087 } 00088 }; 00089 };//namespace CLAM 00090 00091 #endif // _SpectralExciter_