audiodecoder.h

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/* -*-C++-*- -*-coding: utf-8-unix;-*-
   Classified Ads is Copyright (c) Antti Järvinen 2015.

  This file is part of Classified Ads.

  Classified Ads is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public
  License as published by the Free Software Foundation; either
  version 2.1 of the License, or (at your option) any later version.

  Classified Ads 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
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public
  License along with Classified Ads; if not, write to the Free Software
  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/

#ifndef AUDIO_DECODER_H
#define AUDIO_DECODER_H

#include <QObject>
#include <opus/opus.h> // for data types
#include "../util/hash.h"

class AudioDecoder : public QObject {
    Q_OBJECT

public:
    AudioDecoder(quint32 aSampleRate = 8000,
                 quint32 aNumChannels = 1 ) ;
    ~AudioDecoder() ;

signals:
void frameDecoded(quint32 aCallId,
                  quint32 aSeqNo,
                  const QByteArray& aEncodedData,
                  Hash  aOriginatingNode ) ;
public slots: 
void frameReceived(quint32 aCallId,
                   quint32 aSeqNo,
                   const QByteArray& aAudioData,
                   Hash aOriginatingNode ) ;  
private: // members
    OpusDecoder* iDecoder ; 
    QByteArray iDecodedData ; 
    const quint32 iNumChannels ; 
    const quint32 iSampleRate ; 
} ; 
#endif