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