src/Thread_Process.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // LameXP - Audio Encoder Front-End
   3 // Copyright (C) 2004-2013 LoRd_MuldeR <MuldeR2@GMX.de>
   4 //
   5 // This program is free software; you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation; either version 2 of the License, or
   8 // (at your option) any later version.
   9 //
  10 // This program is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU General Public License along
  16 // with this program; if not, write to the Free Software Foundation, Inc.,
  17 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 //
  19 // http://www.gnu.org/licenses/gpl-2.0.txt
  20 ///////////////////////////////////////////////////////////////////////////////
  21
  22 #pragma once
  23
  24 #include <QRunnable>
  25 #include <QUuid>
  26 #include <QStringList>
  27
  28 #include "Model_AudioFile.h"
  29 #include "Encoder_Abstract.h"
  30
  31 class AbstractFilter;
  32 class WaveProperties;
  33 class QThreadPool;
  34 class QCoreApplication;
  35
  36 class ProcessThread: public QObject, public QRunnable
  37 {
  38         Q_OBJECT
  39
  40 public:
  41         ProcessThread(const AudioFileModel &audioFile, const QString &outputDirectory, const QString &tempDirectory, AbstractEncoder *encoder, const bool prependRelativeSourcePath);
  42         ~ProcessThread(void);
  43
  44         bool init(void);
  45         bool start(QThreadPool *pool);
  46
  47         QUuid getId(void) { return m_jobId; }
  48         void setRenamePattern(const QString &pattern);
  49         void setOverwriteMode(const bool bSkipExistingFile, const bool ReplacesExisting = false);
  50         void addFilter(AbstractFilter *filter);
  51
  52 public slots:
  53         void abort(void) { m_aborted = true; }
  54
  55 private slots:
  56         void handleUpdate(int progress);
  57         void handleMessage(const QString &line);
  58
  59 signals:
  60         void processStateInitialized(const QUuid &jobId, const QString &jobName, const QString &jobInitialStatus, int jobInitialState);
  61         void processStateChanged(const QUuid &jobId, const QString &newStatus, int newState);
  62         void processStateFinished(const QUuid &jobId, const QString &outFileName, int success);
  63         void processMessageLogged(const QUuid &jobId, const QString &line);
  64         void processFinished(void);
  65
  66 protected:
  67         virtual void run(void);
  68
  69 private:
  70         enum ProcessStep
  71         {
  72                 DecodingStep = 0,
  73                 AnalyzeStep = 1,
  74                 FilteringStep = 2,
  75                 EncodingStep = 3,
  76                 UnknownStep = 4
  77         };
  78
  79         void processFile();
  80         int generateOutFileName(QString &outFileName);
  81         QString applyRenamePattern(const QString &baseName, const AudioFileModel_MetaInfo &metaInfo);
  82         QString generateTempFileName(void);
  83         void insertDownmixFilter(void);
  84         void insertDownsampleFilter(void);
  85
  86         volatile bool m_aborted;
  87         volatile int m_initialized;
  88
  89         const QUuid m_jobId;
  90         AudioFileModel m_audioFile;
  91         AbstractEncoder *m_encoder;
  92         const QString m_outputDirectory;
  93         const QString m_tempDirectory;
  94         ProcessStep m_currentStep;
  95         QStringList m_tempFiles;
  96         const bool m_prependRelativeSourcePath;
  97         QList<AbstractFilter*> m_filters;
  98         QString m_renamePattern;
  99         bool m_overwriteSkipExistingFile;
 100         bool m_overwriteReplacesExisting;
 101         WaveProperties *m_propDetect;
 102         QString m_outFileName;
 103 };