Files
lmms/include/AudioFileFlac.h
Tobias Doerffel b4526ec1b4 AudioFileFlac: allow compilation withoug FLAC support
Compilation of AudioFileFlac source files failed when there's been
no FLAC support on the system. Fix this by adding according #ifdef's.
2009-08-28 23:56:15 +02:00

94 lines
2.5 KiB
C++

/*
* AudioFileFlac.h - Audio-device which encodes a flac stream and writes it
* into a flac file. This is used for song-export.
*
* Copyright (c) 2009 Andrew Kelley <superjoe30@gmail.com>
*
* This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program (see COPYING); if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA.
*
*/
#ifndef _AUDIO_FILE_FLAC_H_
#define _AUDIO_FILE_FLAC_H_
#include "lmmsconfig.h"
#ifdef LMMS_HAVE_FLAC
#include <QFile>
#include "AudioFileDevice.h"
#include "FLAC++/metadata.h"
#include "FLAC++/encoder.h"
class AudioFileFlac : public AudioFileDevice
{
public:
AudioFileFlac( const sample_rate_t _sample_rate,
const ch_cnt_t _channels,
bool & _success_ful,
const QString & _file,
const bool _use_vbr,
const bitrate_t _nom_bitrate,
const bitrate_t _min_bitrate,
const bitrate_t _max_bitrate,
const int _depth,
mixer * _mixer );
virtual ~AudioFileFlac();
static AudioFileDevice * getInst( const sample_rate_t _sample_rate,
const ch_cnt_t _channels,
bool & _success_ful,
const QString & _file,
const bool _use_vbr,
const bitrate_t _nom_bitrate,
const bitrate_t _min_bitrate,
const bitrate_t _max_bitrate,
const int _depth,
mixer * _mixer )
{
return new AudioFileFlac( _sample_rate, _channels,
_success_ful, _file, _use_vbr,
_nom_bitrate, _min_bitrate,
_max_bitrate, _depth,
_mixer );
}
private:
short int rescale(float sample); // convert float flame to short int frame
// overloaded functions
virtual void writeBuffer( const surroundSampleFrame * _ab,
const fpp_t _frames,
float _master_gain );
bool startEncoding();
void finishEncoding();
FLAC::Encoder::File m_encoder;
} ;
#endif
#endif //_AUDIO_FILE_FLAC_H_
/* vim: set tw=0 noexpandtab: */