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Spectral
SampleAndHold.hxx
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/*
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* Copyright (c) 2001-2004 MUSIC TECHNOLOGY GROUP (MTG)
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* UNIVERSITAT POMPEU FABRA
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#ifndef _SampleAndHold_
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#define _SampleAndHold_
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#include "
InPort.hxx
"
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#include "
OutPort.hxx
"
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#include "
Frame.hxx
"
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#include "
FrameTransformation.hxx
"
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#include "
FrameTransformationConfig.hxx
"
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#include "
TokenDelay.hxx
"
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namespace
CLAM{
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class
SampleAndHold
:
public
FrameTransformationTmpl
<Spectrum>
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{
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InPort<Spectrum>
mIn;
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OutPort<Spectrum>
mOut;
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public
:
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const
char
*
GetClassName
()
const
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{
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return
"SampleAndHold"
;
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}
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SampleAndHold
()
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:
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mIn(
"In Spectrum"
, this),
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mOut(
"Out Spectrum"
, this)
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{
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Configure
(
FrameTransformationConfig
() );
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}
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~SampleAndHold
() {}
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bool
Do
(
const
Frame
& in,
Frame
& out)
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{
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return
Do
(in.GetSpectrum(),
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out.GetSpectrum());
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}
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virtual
bool
InitControls
()
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{
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mAmount
.
DoControl
(500);
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mTimeElapsed = 0;
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return
true
;
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}
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bool
Do
(
const
Spectrum
& in,
Spectrum
& out);
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bool
Do
()
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{
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bool
result =
Do
(mIn.
GetData
(), mOut.
GetData
());
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mIn.
Consume
();
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mOut.
Produce
();
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return
result;
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}
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private
:
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Spectrum
mSpectrum;
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TSize
mFrameSize;
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TData
mTimeElapsed;
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};
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};
//namespace CLAM
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#endif // _SampleAndHold_
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