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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
* opusdecoder.cc
*
* Sat Sep 20 11:15:23 CEST 2014
* Copyright 2014 Bent Bisballe Nyeng
* deva@aasimon.org
****************************************************************************/
/*
* This file is part of SimpleRTP.
*
* SimpleRTP 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.
*
* SimpleRTP 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 SimpleRTP; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include "opusdecoder.h"
OpusDecoder::OpusDecoder()
{
int err;
decoder = opus_decoder_create(16000, 1, &err);
if(err) printf("opus_decoder_create: %d\n", err);
}
OpusDecoder::~OpusDecoder()
{
if(decoder) opus_decoder_destroy(decoder);
}
int OpusDecoder::decode(Frame frame, char *pcm, size_t size)
{
if(!decoder) {
printf("Missing opus decoder handle\n");
return 0;
}
int res = opus_decode(decoder,
(const unsigned char*)frame.data, frame.size,
(opus_int16*)pcm, size, 0);
if(res >= 0) return res * sizeof(short);
printf("opus_decode: %d\n", res);
}
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