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/*
*
* $Id: k3baudioencoder.cpp 619556 2007-01-03 17:38:12Z trueg $
* Copyright (C) 2003 Sebastian Trueg <trueg@k3b.org>
*
* This file is part of the K3b project.
* Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org>
*
* 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.
* See the file "COPYING" for the exact licensing terms.
*/
#include "k3baudioencoder.h"
#include <qfile.h>
#include <kdebug.h>
class K3bAudioEncoder::Private
{
public:
Private()
: outputFile(0) {
}
QFile* outputFile;
QString outputFilename;
QString lastErrorString;
};
K3bAudioEncoder::K3bAudioEncoder( QObject* parent, const char* name )
: K3bPlugin( parent, name )
{
d = new Private();
}
K3bAudioEncoder::~K3bAudioEncoder()
{
closeFile();
delete d;
}
bool K3bAudioEncoder::openFile( const QString& ext, const QString& filename, const K3b::Msf& length )
{
closeFile();
d->outputFile = new QFile( filename );
if( d->outputFile->open( IO_WriteOnly ) ) {
return initEncoder( ext, length );
}
else {
kdDebug() << "(K3bAudioEncoder) unable to open file " << filename << endl;
closeFile();
return false;
}
}
bool K3bAudioEncoder::isOpen() const
{
if( d->outputFile )
return d->outputFile->isOpen();
else
return false;
}
void K3bAudioEncoder::closeFile()
{
if( d->outputFile ) {
finishEncoder();
if( d->outputFile->isOpen() )
d->outputFile->close();
delete d->outputFile;
d->outputFile = 0;
d->outputFilename = QString::null;
}
}
const QString& K3bAudioEncoder::filename() const
{
if( d->outputFile )
return d->outputFilename;
else
return QString::null;
}
void K3bAudioEncoder::setMetaData( K3bAudioEncoder::MetaDataField f, const QString& data )
{
if( !data.isEmpty() )
return setMetaDataInternal( f, data );
}
long K3bAudioEncoder::encode( const char* data, Q_ULONG len )
{
return encodeInternal( data, len );
}
bool K3bAudioEncoder::initEncoder( const QString& ext, const K3b::Msf& length )
{
if( !isOpen() ) {
kdDebug() << "(K3bAudioEncoder) call to initEncoder without openFile!" << endl;
return false;
}
return initEncoderInternal( ext, length );
}
Q_LONG K3bAudioEncoder::writeData( const char* data, Q_ULONG len )
{
if( d->outputFile ) {
return d->outputFile->writeBlock( data, len );
}
else {
kdDebug() << "(K3bAudioEncoder) call to writeData without opening a file first." << endl;
return -1;
}
}
bool K3bAudioEncoder::initEncoderInternal( const QString&, const K3b::Msf& )
{
// do nothing
return true;
}
void K3bAudioEncoder::setMetaDataInternal( K3bAudioEncoder::MetaDataField, const QString& )
{
// do nothing
}
void K3bAudioEncoder::finishEncoder()
{
if( isOpen() )
finishEncoderInternal();
}
void K3bAudioEncoder::finishEncoderInternal()
{
// do nothing
}
void K3bAudioEncoder::setLastError( const QString& e )
{
d->lastErrorString = e;
}
QString K3bAudioEncoder::lastErrorString() const
{
if( d->lastErrorString.isEmpty() )
return i18n("An unknown error occurred.");
else
return d->lastErrorString;
}
#include "k3baudioencoder.moc"
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