annotate data/fileio/CSVFileReader.h @ 1867:2654bf447a84

CSV reader tests and fixes - avoid creating null events for lines in which the timings could not be read
author Chris Cannam
date Thu, 11 Jun 2020 14:09:59 +0100
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@1362 16 #ifndef SV_CSV_FILE_READER_H
Chris@1362 17 #define SV_CSV_FILE_READER_H
Chris@148 18
Chris@148 19 #include "DataFileReader.h"
Chris@148 20
Chris@392 21 #include "CSVFormat.h"
Chris@392 22
Chris@1038 23 #include "base/BaseTypes.h"
Chris@1038 24
Chris@148 25 #include <QList>
Chris@148 26 #include <QStringList>
Chris@1116 27 #include <QIODevice>
Chris@148 28
Chris@148 29 class QFile;
Chris@1491 30 class ProgressReporter;
Chris@148 31
Chris@148 32 class CSVFileReader : public DataFileReader
Chris@148 33 {
Chris@148 34 public:
Chris@1009 35 /**
Chris@1009 36 * Construct a CSVFileReader to read the CSV file at the given
Chris@1009 37 * path, with the given format.
Chris@1009 38 */
Chris@1488 39 CSVFileReader(QString path, CSVFormat format,
Chris@1491 40 sv_samplerate_t mainModelSampleRate,
Chris@1491 41 ProgressReporter *reporter = 0);
Chris@1009 42
Chris@1009 43 /**
Chris@1009 44 * Construct a CSVFileReader to read from the given
Chris@1009 45 * QIODevice. Caller retains ownership of the QIODevice: the
Chris@1009 46 * CSVFileReader will not close or delete it and it must outlive
Chris@1009 47 * the CSVFileReader.
Chris@1009 48 */
Chris@1488 49 CSVFileReader(QIODevice *device, CSVFormat format,
Chris@1491 50 sv_samplerate_t mainModelSampleRate,
Chris@1491 51 ProgressReporter *reporter = 0);
Chris@1009 52
Chris@148 53 virtual ~CSVFileReader();
Chris@148 54
Chris@1580 55 bool isOK() const override;
Chris@1580 56 QString getError() const override;
Chris@1009 57
Chris@1580 58 Model *load() const override;
Chris@148 59
Chris@148 60 protected:
Chris@392 61 CSVFormat m_format;
Chris@1009 62 QIODevice *m_device;
Chris@1009 63 bool m_ownDevice;
Chris@1030 64 QString m_filename;
Chris@148 65 QString m_error;
Chris@631 66 mutable int m_warnings;
Chris@1047 67 sv_samplerate_t m_mainModelSampleRate;
Chris@1491 68 qint64 m_fileSize;
Chris@1491 69 mutable qint64 m_readCount;
Chris@1491 70 mutable int m_progress;
Chris@1491 71 ProgressReporter *m_reporter;
Chris@631 72
Chris@1867 73 bool convertTimeValue(QString, int lineno, sv_samplerate_t sampleRate,
Chris@1867 74 int windowSize, sv_frame_t &calculatedFrame) const;
Chris@1519 75
Chris@1519 76 QString getConvertedAudioFilePath() const;
Chris@148 77 };
Chris@148 78
Chris@148 79
Chris@148 80 #endif
Chris@148 81