/* Copyright (C) 2015-2018 J.F.Dockes
* 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; if not, write to the
* Free Software Foundation, Inc.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef _FLACENCODER_H_INCLUDED_
#define _FLACENCODER_H_INCLUDED_
#include <FLAC/stream_encoder.h>
#ifdef WITH_OHBUILD
#include "OhmSender.h"
#else
#include <OpenHome/OhmSender.h>
#endif
#include "audioencoder.h"
#include "audioreader.h"
using namespace OpenHome;
using namespace OpenHome::Av;
class FlacEncoder : public AudioEncoder {
static const int SAMPLES_BUF_SIZE = 16 * 1024;
public:
FlacEncoder(AudioReader *audioReader, OhmSenderDriver *ohmSender);
~FlacEncoder();
void start();
int encode(const unsigned char *buffer, unsigned num_bytes, bool halt);
void finish();
private:
static FLAC__StreamEncoderWriteStatus writeCallback(
const FLAC__StreamEncoder *encoder,
const FLAC__byte buffer[],
size_t bytes,
unsigned samples,
unsigned current_frame,
void *client_data);
FLAC__StreamEncoder* m_encoder;
FLAC__int32 m_samplesBuf[SAMPLES_BUF_SIZE];
bool m_halt;
#ifdef DEBUG_ENCODER
int dumpfd;
#endif
};
#endif /* _FLACENCODER_H_INCLUDED_ */