Example #1
0
void K3bAudioImager::WorkThread::run()
{
  m_canceled = false;

  emitStarted();

  lastError = K3bAudioImager::ERROR_UNKNOWN;

  //
  // 
  //
  QStringList::iterator imageFileIt = m_imageNames.begin();
  K3bWaveFileWriter waveFileWriter;

  K3bAudioTrack* track = m_doc->firstTrack();
  int trackNumber = 1;
  unsigned long long totalSize = m_doc->length().audioBytes();
  unsigned long long totalRead = 0;
  char buffer[2352 * 10];

  while( track ) {

    emitNextTrack( trackNumber, m_doc->numOfTracks() );

    //
    // Seek to the beginning of the track
    //
    if( !track->seek(0) ) {
      emitInfoMessage( i18n("Unable to seek in track %1.").arg(trackNumber), K3bJob::ERROR );
      emitFinished(false);
      return;
    }

    //
    // Initialize the reading
    //
    int read = 0;
    unsigned long long trackRead = 0;

    //
    // Create the image file
    //
    if( m_fd == -1 ) {
      if( !waveFileWriter.open( *imageFileIt ) ) {
	emitInfoMessage( i18n("Could not open %1 for writing").arg(*imageFileIt), K3bJob::ERROR );
	emitFinished(false);
	return;
      }
    }

    //
    // Read data from the track
    //
    while( (read = track->read( buffer, sizeof(buffer) )) > 0 ) {
      if( m_fd == -1 ) {
	waveFileWriter.write( buffer, read, K3bWaveFileWriter::BigEndian );
      }
      else {
	if( ::write( m_fd, reinterpret_cast<void*>(buffer), read ) != read ) {
	  kdDebug() << "(K3bAudioImager::WorkThread) writing to fd " << m_fd << " failed." << endl;
	  lastError = K3bAudioImager::ERROR_FD_WRITE;
	  emitFinished(false);
	  return;
	}
      }

      if( m_canceled ) {
	emitCanceled();
	emitFinished(false);
	return;
      }

      //
      // Emit progress
      //
      totalRead += read;
      trackRead += read;
	
      emitSubPercent( 100*trackRead/track->length().audioBytes() );
      emitPercent( 100*totalRead/totalSize );
      emitProcessedSubSize( trackRead/1024/1024, track->length().audioBytes()/1024/1024 );
      emitProcessedSize( totalRead/1024/1024, totalSize/1024/1024 );
    }

    if( read < 0 ) {
      emitInfoMessage( i18n("Error while decoding track %1.").arg(trackNumber), K3bJob::ERROR );
      kdDebug() << "(K3bAudioImager::WorkThread) read error on track " << trackNumber
		<< " at pos " << K3b::Msf(trackRead/2352) << endl;
      lastError = K3bAudioImager::ERROR_DECODING_TRACK;
      emitFinished(false);
      return;
    }

    track = track->next();
    trackNumber++;
    imageFileIt++;
  }

  emitFinished(true);
}
Example #2
0
void K3bMixedJob::start()
{
  jobStarted();

  m_canceled = false;
  m_errorOccuredAndAlreadyReported = false;
  d->copiesDone = 0;
  d->copies = m_doc->copies();
  m_currentAction = PREPARING_DATA;
  d->maxSpeed = false;

  if( m_doc->dummy() )
    d->copies = 1;

  prepareProgressInformation();

  //
  // Check if all files exist
  //
  QValueList<K3bAudioFile*> nonExistingFiles;
  K3bAudioTrack* track = m_doc->audioDoc()->firstTrack();
  while( track ) {
    K3bAudioDataSource* source = track->firstSource();
    while( source ) {
      if( K3bAudioFile* file = dynamic_cast<K3bAudioFile*>( source ) ) {
	if( !QFile::exists( file->filename() ) )
	  nonExistingFiles.append( file );
      }
      source = source->next();
    }
    track = track->next();
  }
  if( !nonExistingFiles.isEmpty() ) {
    if( questionYesNo( "<p>" + i18n("The following files could not be found. Do you want to remove them from the "
				    "project and continue without adding them to the image?") +
		       "<p>" + createNonExistingFilesString( nonExistingFiles, 10 ),
		       i18n("Warning"),
		       i18n("Remove missing files and continue"),
		       i18n("Cancel and go back") ) ) {
      for( QValueList<K3bAudioFile*>::const_iterator it = nonExistingFiles.begin();
	   it != nonExistingFiles.end(); ++it ) {
	delete *it;
      }
    }
    else {
      m_canceled = true;
      emit canceled();
      jobFinished(false);
      return;
    }
  }

  //
  // Make sure the project is not empty
  //
  if( m_doc->audioDoc()->numOfTracks() == 0 ) {
    emit infoMessage( i18n("Please add files to your project first."), ERROR );
    jobFinished(false);
    return;
  }


  // set some flags that are needed
  m_doc->audioDoc()->setOnTheFly( m_doc->onTheFly() );  // for the toc writer
  m_doc->audioDoc()->setHideFirstTrack( false );   // unsupported
  m_doc->dataDoc()->setBurner( m_doc->burner() );  // so the isoImager can read ms data

  emit newTask( i18n("Preparing data") );

  determineWritingMode();

  //
  // First we make sure the data portion is valid
  //

  // we do not have msinfo yet
  m_currentAction = INITIALIZING_IMAGER;
  m_isoImager->setMultiSessionInfo( QString::null );
  m_isoImager->init();
}