/* 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 _AUDIOENCODER_H_INCLUDED_
#define _AUDIOENCODER_H_INCLUDED_
#include <string.h>
#ifdef WITH_OHBUILD
#include "OhmSender.h"
#else
#include <OpenHome/OhmSender.h>
#endif
#include "audioreader.h"
using namespace std;
using namespace OpenHome;
using namespace OpenHome::Av;
class AudioEncoder {
public:
AudioEncoder(AudioReader *audioReader, OhmSenderDriver *ohmSender,
bool lossless, const char* name)
: m_audioReader(audioReader), m_ohmSender(ohmSender), m_name(name)
{
m_ohmSender->SetAudioFormat(m_audioReader->sampleRate(),
m_audioReader->byteRate() * 8,
m_audioReader->numChannels(),
m_audioReader->bitsPerSample(),
lossless,
Brn(name));
}
virtual ~AudioEncoder() {}
virtual void start() = 0;
virtual int encode(const unsigned char *buffer, unsigned num_bytes, bool halt) = 0;
virtual void finish() = 0;
const std::string name() { return m_name; };
protected:
AudioReader *m_audioReader;
OhmSenderDriver *m_ohmSender;
bool m_lossless;
std::string m_name;
};
class AudioEncoderFactory {
public:
static AudioEncoder* CreateAudioEncoder(const string& codec,
AudioReader *audioReader,
OhmSenderDriver *ohmSender,
unsigned packetBytes);
};
#endif /* _AUDIOENCODER_H_INCLUDED_ */