CLAM-Development
1.1
|
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 _ThreeBandCompressor_ 00025 #define _ThreeBandCompressor_ 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 ThreeBandCompressor: public FrameTransformationTmpl<Spectrum> 00037 { 00038 InPort<Spectrum> mIn; 00039 OutPort<Spectrum> mOut; 00040 00041 InControl mLowCutoffFreqCtl; 00042 InControl mHighCutoffFreqCtl; 00043 InControl mLowThresholdCtl; 00044 InControl mMidThresholdCtl; 00045 InControl mHighThresholdCtl; 00046 public: 00047 const char* GetClassName() const 00048 { 00049 return "ThreeBandCompressor"; 00050 } 00051 00052 ThreeBandCompressor() 00053 : 00054 mIn("In Spectrum", this), 00055 mOut("Out Spectrum", this) , 00056 mLowCutoffFreqCtl("LowCutoff", this), 00057 mHighCutoffFreqCtl("HighCutoff", this), 00058 mLowThresholdCtl("LowThreshold", this), 00059 mMidThresholdCtl("MidThreshold", this), 00060 mHighThresholdCtl("HighThreshold", this) 00061 { 00062 Configure( FrameTransformationConfig() ); 00063 } 00064 00065 ~ThreeBandCompressor() {} 00066 00067 virtual bool InitControls() 00068 { 00069 mLowCutoffFreqCtl.DoControl(1000); 00070 mHighCutoffFreqCtl.DoControl(5000); 00071 00072 mLowThresholdCtl.DoControl(0); 00073 mMidThresholdCtl.DoControl(0); 00074 mHighThresholdCtl.DoControl(0); 00075 00076 return true; 00077 } 00078 00079 00080 bool Do(const Frame& in, Frame& out) 00081 { 00082 return Do(in.GetSpectrum(), 00083 out.GetSpectrum()); 00084 } 00085 00086 bool Do(const Spectrum& in, Spectrum& out); 00087 00088 bool Do() 00089 { 00090 bool result = Do(mIn.GetData(), mOut.GetData()); 00091 mIn.Consume(); 00092 mOut.Produce(); 00093 return result; 00094 } 00095 }; 00096 };//namespace CLAM 00097 00098 #endif // _ThreeBandCompressor_