Qmmp: /usr/src/RPM/BUILD/qmmp-1.2.6/src/qmmp/audioparameters.h Source File

00001 /***************************************************************************
00002  *   Copyright (C) 2009-2017 by Ilya Kotov                                 *
00003  *   forkotov02@ya.ru                                                      *
00004  *                                                                         *
00005  *   This program is free software; you can redistribute it and/or modify  *
00006  *   it under the terms of the GNU General Public License as published by  *
00007  *   the Free Software Foundation; either version 2 of the License, or     *
00008  *   (at your option) any later version.                                   *
00009  *                                                                         *
00010  *   This program is distributed in the hope that it will be useful,       *
00011  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
00012  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
00013  *   GNU General Public License for more details.                          *
00014  *                                                                         *
00015  *   You should have received a copy of the GNU General Public License     *
00016  *   along with this program; if not, write to the                         *
00017  *   Free Software Foundation, Inc.,                                       *
00018  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.         *
00019  ***************************************************************************/
00020 
00021 #ifndef AUDIOPARAMETERS_H
00022 #define AUDIOPARAMETERS_H
00023 
00024 #include <QtGlobal>
00025 #include "channelmap.h"
00026 #include "qmmp.h"
00027 
00031 class AudioParameters
00032 {
00033 public:
00034 
00038     enum ByteOrder
00039     {
00040         LittleEndian = 0, 
00041         BigEndian         
00042     };
00046     AudioParameters();
00053     AudioParameters(quint32 srate, const ChannelMap &map, Qmmp::AudioFormat format);
00057     AudioParameters(const AudioParameters &other);
00061     AudioParameters &operator=(const AudioParameters &p);
00065     bool operator==(const AudioParameters &p) const;
00069     bool operator!=(const AudioParameters &p) const;
00073     quint32 sampleRate() const;
00077     int channels() const;
00081     const ChannelMap channelMap() const;
00085     Qmmp::AudioFormat format() const;
00089     int sampleSize() const;
00094     int frameSize() const;
00098     int bitsPerSample() const;
00103     int validBitsPerSample() const;
00107     ByteOrder byteOrder() const;
00112     const QString toString() const;
00116     static int sampleSize(Qmmp::AudioFormat format);
00120     static int bitsPerSample(Qmmp::AudioFormat format);
00125     static int validBitsPerSample(Qmmp::AudioFormat format);
00132     static Qmmp::AudioFormat findAudioFormat(int bits, ByteOrder byteOrder = LittleEndian);
00133 
00134 private:
00135     quint32 m_srate;
00136     ChannelMap m_chan_map;
00137     Qmmp::AudioFormat m_format;
00138     int m_sz;
00139     int m_precision;
00140 };
00141 
00142 #endif // AUDIOPARAMETERS_H