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Processing
ArithOps
BinaryAudioOp.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 _BINARY_AUDIO_OP_H_
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#define _BINARY_AUDIO_OP_H_
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#include "
Processing.hxx
"
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#include "
DynamicType.hxx
"
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#include "
Audio.hxx
"
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#include <typeinfo>
// std::bad_cast
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#include "
AudioInPort.hxx
"
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#include "
AudioOutPort.hxx
"
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#include <iostream>
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namespace
CLAM
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{
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class
BinaryAudioOpConfig
:
public
ProcessingConfig
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{
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public
:
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DYNAMIC_TYPE_USING_INTERFACE
(
BinaryAudioOpConfig
, 0,
ProcessingConfig
);
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};
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template
<
typename
BinOp >
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class
BinaryAudioOp
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:
public
Processing
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{
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BinaryAudioOpConfig
mConfig;
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BinOp mOperation;
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bool
ConcreteConfigure(
const
ProcessingConfig
& c)
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{
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try
{
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mConfig =
dynamic_cast<
const
BinaryAudioOpConfig
&
>
(c);
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}
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catch
(std::bad_cast)
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{
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CLAM_ASSERT
(
false
,
"Config should be a BynariaAudioOpConfig"
);
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}
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return
true
;
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}
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AudioInPort
mFirstInput;
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AudioInPort
mSecondInput;
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AudioOutPort
mOutput;
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public
:
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BinaryAudioOp
()
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:mFirstInput(
"First Audio Input"
,this),
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mSecondInput(
"Second Audio Input"
,this),
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mOutput(
"Audio Output"
,this)
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{
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Configure
(
BinaryAudioOpConfig
() );
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}
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BinaryAudioOp
(
const
BinaryAudioOpConfig
&c)
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:mFirstInput(
"First Audio Input"
,this),
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mSecondInput(
"Second Audio Input"
,this),
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mOutput(
"Audio Output"
,this)
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{
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Configure
( c );
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}
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~BinaryAudioOp
()
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{
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}
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const
ProcessingConfig
&
GetConfig
()
const
{
return
mConfig;}
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const
char
*
GetClassName
()
const
{
return
"BinaryAudioOperation"
;}
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void
Check
(
const
Audio
& in1,
const
Audio
& in2,
const
Audio
& out)
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{
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CLAM_ASSERT
(in1.
GetSize
() <= in2.
GetSize
(),
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"BinaryAudioOperation::Do(): Incompatible Input Audio Data Sizes"
);
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CLAM_ASSERT
(in1.
GetSize
() <= out.
GetSize
(),
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"BinaryAudioOperation::Do(): Incompatible Output Audio Data Size"
);
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}
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bool
Do
(
void
)
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{
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bool
res =
Do
(mFirstInput.
GetAudio
(),
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mSecondInput.
GetAudio
(),
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mOutput.
GetAudio
());
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mFirstInput.
Consume
();
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mSecondInput.
Consume
();
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mOutput.
Produce
();
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return
res;
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}
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bool
Do
(
const
Audio
& in1,
const
Audio
& in2,
Audio
& out)
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{
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int
size = in1.
GetSize
();
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int
i;
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Check
(in1,in2,out);
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TData
* inb1 = in1.GetBuffer().GetPtr();
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TData
* inb2 = in2.GetBuffer().GetPtr();
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TData
* outb = out.GetBuffer().GetPtr();
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for
(i=0;i<size;i++)
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{
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*outb++ = mOperation( *inb1++ , *inb2++ );
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}
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return
true
;
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}
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// Port interfaces.
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bool
SetPrototypes
(
const
Audio
& in1,
const
Audio
& in2,
const
Audio
& out)
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{
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return
false
;
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}
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bool
SetPrototypes
()
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{
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return
false
;
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}
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bool
UnsetPrototypes
()
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{
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return
true
;
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}
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bool
MayDisableExecution
()
const
{
return
true
;}
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private
:
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};
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}
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#endif // _BINARY_AUDIO_OP_H_
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