annotate data/fileio/BZipFileDevice.h @ 1599:ce185d4dd408 bqaudiostream

Merge from default branch
author Chris Cannam
date Wed, 23 Jan 2019 14:43:43 +0000 (2019-01-23)
parents c01cbe41aeb5
children
rev   line source
Chris@148 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@148 2
Chris@148 3 /*
Chris@148 4 Sonic Visualiser
Chris@148 5 An audio file viewer and annotation editor.
Chris@148 6 Centre for Digital Music, Queen Mary, University of London.
Chris@148 7 This file copyright 2006 Chris Cannam.
Chris@148 8
Chris@148 9 This program is free software; you can redistribute it and/or
Chris@148 10 modify it under the terms of the GNU General Public License as
Chris@148 11 published by the Free Software Foundation; either version 2 of the
Chris@148 12 License, or (at your option) any later version. See the file
Chris@148 13 COPYING included with this distribution for more information.
Chris@148 14 */
Chris@148 15
Chris@1348 16 #ifndef SV_BZIP_FILE_DEVICE_H
Chris@1348 17 #define SV_BZIP_FILE_DEVICE_H
Chris@148 18
Chris@148 19 #include <QIODevice>
Chris@1348 20 #include <QFile>
Chris@148 21
Chris@148 22 #include <bzlib.h>
Chris@148 23
Chris@148 24 class BZipFileDevice : public QIODevice
Chris@148 25 {
Chris@148 26 Q_OBJECT
Chris@148 27
Chris@148 28 public:
Chris@148 29 BZipFileDevice(QString fileName);
Chris@148 30 virtual ~BZipFileDevice();
Chris@148 31
Chris@1580 32 bool open(OpenMode mode) override;
Chris@1580 33 void close() override;
Chris@148 34
Chris@207 35 virtual bool isOK() const;
Chris@207 36
Chris@1580 37 bool isSequential() const override { return true; }
Chris@148 38
Chris@148 39 protected:
Chris@1580 40 qint64 readData(char *data, qint64 maxSize) override;
Chris@1580 41 qint64 writeData(const char *data, qint64 maxSize) override;
Chris@148 42
Chris@148 43 QString m_fileName;
Chris@148 44
Chris@1348 45 QFile m_qfile;
Chris@148 46 FILE *m_file;
Chris@148 47 BZFILE *m_bzFile;
Chris@148 48 bool m_atEnd;
Chris@207 49 bool m_ok;
Chris@148 50 };
Chris@148 51
Chris@148 52 #endif