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68 lines
2.7 KiB
C++
68 lines
2.7 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2016 F4EXB //
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// written by Edouard Griffiths //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#include "dsddecoder.h"
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#include <QtGlobal>
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#include "audio/audiofifo.h"
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DSDDecoder::DSDDecoder()
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{
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m_decoder.setQuiet();
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m_decoder.setUpsampling(6); // force upsampling of audio to 48k
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m_decoder.setStereo(true); // force copy to L+R channels
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m_decoder.setDecodeMode(DSDcc::DSDDecoder::DSDDecodeAuto, true); // Initialize with auto-detect
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m_decoder.setUvQuality(3); // This is gr-dsd default
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m_decoder.enableCosineFiltering(false);
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m_decoder.setDataRate(DSDcc::DSDDecoder::DSDRate4800);
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}
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DSDDecoder::~DSDDecoder()
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{
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}
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void DSDDecoder::setUpsampling(int upsampling)
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{
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m_decoder.setUpsampling(upsampling);
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}
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void DSDDecoder::setBaudRate(int baudRate)
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{
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if (baudRate == 2400)
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{
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m_decoder.setDataRate(DSDcc::DSDDecoder::DSDRate2400);
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}
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else if (baudRate == 4800)
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{
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m_decoder.setDataRate(DSDcc::DSDDecoder::DSDRate4800);
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}
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else if (baudRate == 9600)
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{
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m_decoder.setDataRate(DSDcc::DSDDecoder::DSDRate9600);
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}
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else // default 4800 bauds
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{
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m_decoder.setDataRate(DSDcc::DSDDecoder::DSDRate4800);
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}
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// when setting baud rate activate detection of all possible modes for this rate
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// because on the other hand when a mode is selected then the baud rate is automatically changed
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m_decoder.setDecodeMode(DSDcc::DSDDecoder::DSDDecodeAuto, true);
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}
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