3BandSpectralAM.hxx

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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 _ThreeBandAM_
00025 #define _ThreeBandAM_
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 #include "SimpleOscillator.hxx"
00034 
00035 namespace CLAM{
00036 
00037         class ThreeBandAM: public FrameTransformationTmpl<Spectrum>
00038         {
00039                 InPort<Spectrum> mIn;
00040                 OutPort<Spectrum> mOut;
00041 
00042                 FloatInControl mLowCutoffFreqCtl;
00043                 FloatInControl mHighCutoffFreqCtl;
00044                 FloatInControl mLowPitchCtl;
00045                 FloatInControl mMidPitchCtl;
00046                 FloatInControl mHighPitchCtl;
00047                 FloatInControl mModAmplitudeCtl;
00048         public:
00049                 const char* GetClassName() const
00050                 {
00051                         return "ThreeBandAM";
00052                 }
00053 
00054                 ThreeBandAM() 
00055                         : 
00056                         mIn("In Spectrum", this), 
00057                         mOut("Out Spectrum", this) ,
00058                         mLowCutoffFreqCtl("LowCutoff", this),
00059                         mHighCutoffFreqCtl("HighCutoff", this),
00060                         mLowPitchCtl("LowPitch", this),
00061                         mMidPitchCtl("MidPitch", this),
00062                         mHighPitchCtl("HighPitch", this),
00063                         mModAmplitudeCtl("ModAmp", this)
00064                 {
00065                         Configure( FrameTransformationConfig() );
00066                 }
00067 
00068                 ~ThreeBandAM() {}       
00069                 
00070                 virtual bool InitControls()
00071                 { 
00072                         mLowCutoffFreqCtl.DoControl(1000);
00073                         mHighCutoffFreqCtl.DoControl(5000);
00074                         mLowPitchCtl.DoControl(1000);
00075                         mMidPitchCtl.DoControl(1000);
00076                         mHighPitchCtl.DoControl(1000);
00077                         mModAmplitudeCtl.DoControl(1);
00078                         
00079                         return true;
00080                 }
00081                 
00082                 bool Do(const Frame& in, Frame& out)
00083                 {
00084                         return Do(in.GetSpectrum(), 
00085                                   out.GetSpectrum());
00086                 }
00087 
00088                 bool Do(const Spectrum& in, Spectrum& out);
00089 
00090                 bool Do()
00091                 {
00092                         bool result = Do(mIn.GetData(), mOut.GetData()); 
00093                         mIn.Consume();
00094                         mOut.Produce();
00095                         return result;
00096                 }
00097         private:
00098                 SimpleOscillator mLFOscillator;
00099                 SimpleOscillator mMFOscillator;
00100                 SimpleOscillator mHFOscillator;
00101         };              
00102 };//namespace CLAM
00103 
00104 #endif // _ThreeBandAM_
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