1 /****************************************************************************** 2 * 3 * Project: OpenCPN 4 * 5 *************************************************************************** 6 * Copyright (C) 2013 by David S. Register * 7 * * 8 * This program is free software; you can redistribute it and/or modify * 9 * it under the terms of the GNU General Public License as published by * 10 * the Free Software Foundation; either version 2 of the License, or * 11 * (at your option) any later version. * 12 * * 13 * This program is distributed in the hope that it will be useful, * 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 16 * GNU General Public License for more details. * 17 * * 18 * You should have received a copy of the GNU General Public License * 19 * along with this program; if not, write to the * 20 * Free Software Foundation, Inc., * 21 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * 22 *************************************************************************** 23 */ 24 25 #ifndef SNDFILE_SOUND_LOADER_H 26 #define SNDFILE_SOUND_LOADER_H 27 28 #include <sndfile.h> 29 30 #include "SoundFileLoader.h" 31 32 /** 33 * The original sound file loader supports WAV files only, the same format 34 * as supported by the wxSound widget. 35 */ 36 class SndfileSoundLoader: public AbstractSoundLoader 37 { 38 39 public: 40 SndfileSoundLoader()41 SndfileSoundLoader() {}; 42 43 virtual ~SndfileSoundLoader(); 44 45 virtual bool Load(const char* path); 46 47 virtual bool Reset(); 48 49 virtual size_t Get(void* samples, size_t length); 50 GetBytesPerSample()51 unsigned GetBytesPerSample() const { return 2 * m_sfinfo.channels; }; 52 53 unsigned GetChannelCount() const; 54 55 unsigned GetSamplingRate() const; 56 57 protected: 58 SNDFILE* m_sndfile; 59 SF_INFO m_sfinfo; 60 }; 61 62 63 #endif // SNDFILE_SOUND_LOADER_H 64