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 _ThreeBandFilter_ 00025 #define _ThreeBandFilter_ 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 ThreeBandFilter: public FrameTransformationTmpl<Spectrum> 00037 { 00038 InPort<Spectrum> mIn; 00039 OutPort<Spectrum> mOut; 00040 00041 InControl mLowCutoffFreqCtl; 00042 InControl mHighCutoffFreqCtl; 00043 InControl mLowGainCtl; 00044 InControl mMidGainCtl; 00045 InControl mHighGainCtl; 00046 public: 00047 const char* GetClassName() const 00048 { 00049 return "ThreeBandFilter"; 00050 } 00051 00052 ThreeBandFilter() 00053 : 00054 mIn("In Spectrum", this), 00055 mOut("Out Spectrum", this) , 00056 mLowCutoffFreqCtl("LowCutoff", this), 00057 mHighCutoffFreqCtl("HighCutoff", this), 00058 mLowGainCtl("LowGain", this), 00059 mMidGainCtl("MidGain", this), 00060 mHighGainCtl("HighGain", this) 00061 { 00062 Configure( FrameTransformationConfig() ); 00063 } 00064 00065 ~ThreeBandFilter() {} 00066 00067 bool ConcreteConfigure( const ProcessingConfig& config ) 00068 { 00069 mLowCutoffFreqCtl.SetBounds(0.,1000000.); 00070 mLowCutoffFreqCtl.DoControl(1000.); 00071 00072 mHighCutoffFreqCtl.SetBounds(0.,1000000.); 00073 mHighCutoffFreqCtl.DoControl(5000.); 00074 00075 mLowGainCtl.SetBounds(0,100); 00076 mLowGainCtl.DoControl(0); 00077 00078 mMidGainCtl.SetBounds(0,100); 00079 mMidGainCtl.DoControl(0); 00080 00081 mHighGainCtl.SetBounds(0,100); 00082 mHighGainCtl.DoControl(0); 00083 return true; 00084 } 00085 00086 bool Do(const Frame& in, Frame& out) 00087 { 00088 return Do(in.GetSpectrum(), 00089 out.GetSpectrum()); 00090 } 00091 00092 bool Do(const Spectrum& in, Spectrum& out); 00093 00094 bool Do() 00095 { 00096 bool result = Do(mIn.GetData(), mOut.GetData()); 00097 mIn.Consume(); 00098 mOut.Produce(); 00099 return result; 00100 } 00101 }; 00102 };//namespace CLAM 00103 00104 #endif // _ThreeBandFilter_