/usr/include/CLAM/BinaryAudioOp.hxx is in libclam-dev 1.4.0-5build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (c) 2001-2004 MUSIC TECHNOLOGY GROUP (MTG)
* UNIVERSITAT POMPEU FABRA
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef _BINARY_AUDIO_OP_H_
#define _BINARY_AUDIO_OP_H_
#include "Processing.hxx"
#include "DynamicType.hxx"
#include "Audio.hxx"
#include <typeinfo> // std::bad_cast
#include "AudioInPort.hxx"
#include "AudioOutPort.hxx"
#include <iostream>
namespace CLAM
{
class BinaryAudioOpConfig: public ProcessingConfig
{
public:
DYNAMIC_TYPE_USING_INTERFACE (BinaryAudioOpConfig, 0, ProcessingConfig);
};
template < typename BinOp >
class BinaryAudioOp
: public Processing
{
BinaryAudioOpConfig mConfig;
BinOp mOperation;
/** Config change method
* @pre argument should be an SpecAdderConfig object.
*/
bool ConcreteConfigure(const ProcessingConfig& c)
{
try {
mConfig = dynamic_cast<const BinaryAudioOpConfig&>(c);
}
catch (std::bad_cast)
{
CLAM_ASSERT(false,"Config should be a BynariaAudioOpConfig");
}
return true;
}
AudioInPort mFirstInput;
AudioInPort mSecondInput;
AudioOutPort mOutput;
public:
BinaryAudioOp()
:mFirstInput("First Audio Input",this),
mSecondInput("Second Audio Input",this),
mOutput("Audio Output",this)
{
Configure( BinaryAudioOpConfig() );
}
BinaryAudioOp(const BinaryAudioOpConfig &c)
:mFirstInput("First Audio Input",this),
mSecondInput("Second Audio Input",this),
mOutput("Audio Output",this)
{
Configure( c );
}
~BinaryAudioOp()
{
}
const ProcessingConfig &GetConfig() const { return mConfig;}
const char *GetClassName() const {return "BinaryAudioOperation";}
void Check(const Audio& in1, const Audio& in2, const Audio& out)
{
CLAM_ASSERT(in1.GetSize() <= in2.GetSize(),
"BinaryAudioOperation::Do(): Incompatible Input Audio Data Sizes");
CLAM_ASSERT(in1.GetSize() <= out.GetSize(),
"BinaryAudioOperation::Do(): Incompatible Output Audio Data Size");
}
bool Do(void)
{
bool res = Do(mFirstInput.GetAudio(),
mSecondInput.GetAudio(),
mOutput.GetAudio());
mFirstInput.Consume();
mSecondInput.Consume();
mOutput.Produce();
return res;
}
bool Do(const Audio& in1, const Audio& in2, Audio& out)
{
int size = in1.GetSize();
int i;
Check(in1,in2,out);
TData* inb1 = in1.GetBuffer().GetPtr();
TData* inb2 = in2.GetBuffer().GetPtr();
TData* outb = out.GetBuffer().GetPtr();
for (i=0;i<size;i++)
{
*outb++ = mOperation( *inb1++ , *inb2++ );
}
return true;
}
// Port interfaces.
bool SetPrototypes(const Audio& in1, const Audio& in2, const Audio& out)
{
return false;
}
bool SetPrototypes()
{
return false;
}
bool UnsetPrototypes()
{
return true;
}
bool MayDisableExecution() const {return true;}
private:
};
}
#endif // _BINARY_AUDIO_OP_H_
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