Chris@281: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@281: 
Chris@281: /*
Chris@281:     Sonic Visualiser
Chris@281:     An audio file viewer and annotation editor.
Chris@281:     Centre for Digital Music, Queen Mary, University of London.
Chris@281:     This file copyright 2006-2007 Chris Cannam and QMUL.
Chris@281: 
Chris@281:     Based in part on QTAudioFile.h from SoundBite, copyright 2006
Chris@281:     Chris Sutton and Mark Levy.
Chris@281:     
Chris@281:     This program is free software; you can redistribute it and/or
Chris@281:     modify it under the terms of the GNU General Public License as
Chris@281:     published by the Free Software Foundation; either version 2 of the
Chris@281:     License, or (at your option) any later version.  See the file
Chris@281:     COPYING included with this distribution for more information.
Chris@281: */
Chris@281: 
Chris@281: #ifndef _QUICKTIME_FILE_READER_H_
Chris@281: #define _QUICKTIME_FILE_READER_H_
Chris@281: 
Chris@281: #ifdef HAVE_QUICKTIME
Chris@281: 
Chris@281: #include "CodedAudioFileReader.h"
Chris@281: 
Chris@281: #include "base/Thread.h"
Chris@281: 
Chris@281: #include <set>
Chris@281: 
Chris@392: class ProgressReporter;
Chris@281: 
Chris@281: class QuickTimeFileReader : public CodedAudioFileReader
Chris@281: {
Chris@392:     Q_OBJECT
Chris@392: 
Chris@281: public:
Chris@281:     enum DecodeMode {
Chris@392:         DecodeAtOnce, // decode the file on construction, with progress
Chris@281:         DecodeThreaded // decode in a background thread after construction
Chris@281:     };
Chris@281: 
Chris@317:     QuickTimeFileReader(FileSource source,
Chris@297:                         DecodeMode decodeMode,
Chris@297:                         CacheMode cacheMode,
Chris@392:                         size_t targetRate = 0,
Chris@392:                         ProgressReporter *reporter = 0);
Chris@281:     virtual ~QuickTimeFileReader();
Chris@281: 
Chris@290:     virtual QString getError() const { return m_error; }
Chris@345:     virtual QString getLocation() const { return m_source.getLocation(); }
Chris@290:     virtual QString getTitle() const { return m_title; }
Chris@281:     
Chris@290:     static void getSupportedExtensions(std::set<QString> &extensions);
Chris@316:     static bool supportsExtension(QString ext);
Chris@316:     static bool supportsContentType(QString type);
Chris@317:     static bool supports(FileSource &source);
Chris@281: 
Chris@281:     virtual int getDecodeCompletion() const { return m_completion; }
Chris@281: 
Chris@281:     virtual bool isUpdating() const {
Chris@281:         return m_decodeThread && m_decodeThread->isRunning();
Chris@281:     }
Chris@281: 
Chris@392: public slots:
Chris@392:     void cancelled();
Chris@392: 
Chris@281: protected:
Chris@317:     FileSource m_source;
Chris@290:     QString m_path;
Chris@290:     QString m_error;
Chris@290:     QString m_title;
Chris@281: 
Chris@281:     class D;
Chris@281:     D *m_d;
Chris@281: 
Chris@392:     ProgressReporter *m_reporter;
Chris@281:     bool m_cancelled;
Chris@281:     int m_completion;
Chris@281: 
Chris@281:     class DecodeThread : public Thread
Chris@281:     {
Chris@281:     public:
Chris@281:         DecodeThread(QuickTimeFileReader *reader) : m_reader(reader) { }
Chris@281:         virtual void run();
Chris@281: 
Chris@281:     protected:
Chris@281:         QuickTimeFileReader *m_reader; 
Chris@281:     };
Chris@281: 
Chris@281:     DecodeThread *m_decodeThread;
Chris@281: };
Chris@281: 
Chris@281: #endif
Chris@281: 
Chris@281: #endif