src/Thread_FileAnalyzer_Task.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // LameXP - Audio Encoder Front-End
   3 // Copyright (C) 2004-2012 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 <QReadWriteLock>
  26 #include <QWaitCondition>
  27 #include <QStringList>
  28 #include <QMutex>
  29 #include <QSemaphore>
  30
  31 class AudioFileModel;
  32 class QFile;
  33 class QDir;
  34 class QFileInfo;
  35 class LockedFile;
  36
  37 ////////////////////////////////////////////////////////////
  38 // Splash Thread
  39 ////////////////////////////////////////////////////////////
  40
  41 class AnalyzeTask: public QObject, public QRunnable
  42 {
  43         Q_OBJECT
  44
  45 public:
  46         AnalyzeTask(const QString &inputFile, const QString &templateFile, volatile bool *abortFlag);
  47         ~AnalyzeTask(void);
  48
  49         static void reset(void);
  50         static int getAdditionalFiles(QStringList &fileList);
  51         static unsigned int filesAccepted(void);
  52         static unsigned int filesRejected(void);
  53         static unsigned int filesDenied(void);
  54         static unsigned int filesDummyCDDA(void);
  55         static unsigned int filesCueSheet(void);
  56
  57         //Wait until there is a free slot in the queue
  58         static bool waitForFreeSlot(volatile bool *abortFlag);
  59
  60 signals:
  61         void fileSelected(const QString &fileName);
  62         void fileAnalyzed(const AudioFileModel &file);
  63         void progressValChanged(unsigned int);
  64         void progressMaxChanged(unsigned int);
  65
  66 protected:
  67         void run(void);
  68         void run_ex(void);
  69
  70 private:
  71         enum cover_t
  72         {
  73                 coverNone,
  74                 coverJpeg,
  75                 coverPng,
  76                 coverGif
  77         };
  78         enum fileType_t
  79         {
  80                 fileTypeNormal = 0,
  81                 fileTypeCDDA = 1,
  82                 fileTypeDenied = 2,
  83                 fileTypeSkip = 3
  84         };
  85
  86         const AudioFileModel analyzeFile(const QString &filePath, int *type);
  87         void updateInfo(AudioFileModel &audioFile, bool *skipNext, unsigned int *id_val, cover_t *coverType, QByteArray *coverData, const QString &key, const QString &value);
  88         unsigned int parseYear(const QString &str);
  89         unsigned int parseDuration(const QString &str);
  90         bool checkFile_CDDA(QFile &file);
  91         void retrieveCover(AudioFileModel &audioFile, cover_t coverType, const QByteArray &coverData);
  92         bool analyzeAvisynthFile(const QString &filePath, AudioFileModel &info);
  93         void waitForPreviousThreads(void);
  94
  95         const unsigned __int64 m_threadIdx;
  96
  97         const QString m_mediaInfoBin;
  98         const QString m_avs2wavBin;
  99         const QString m_templateFile;
 100         const QString m_inputFile;
 101
 102         volatile bool *m_abortFlag;
 103
 104         static QMutex s_waitMutex;
 105         static QWaitCondition s_waitCond;
 106         static QSet<unsigned int> s_threadIdx_running;
 107         static unsigned int s_threadIdx_next;
 108
 109         static QSemaphore s_semaphore;
 110
 111         static QReadWriteLock s_lock;
 112         static unsigned int s_filesAccepted;
 113         static unsigned int s_filesRejected;
 114         static unsigned int s_filesDenied;
 115         static unsigned int s_filesDummyCDDA;
 116         static unsigned int s_filesCueSheet;
 117         static QSet<QString> s_recentlyAdded;
 118         static QStringList s_additionalFiles;
 119
 120         static unsigned __int64 makeThreadIdx(void);
 121 };