mirror of
https://github.com/f4exb/sdrangel.git
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161 lines
5.5 KiB
C++
161 lines
5.5 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2019 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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#ifndef SDRBASE_AMBE_AMBEWORKER_H_
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#define SDRBASE_AMBE_AMBEWORKER_H_
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#include <QObject>
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#include <QDebug>
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#include <QDateTime>
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#include "export.h"
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#include "dvcontroller.h"
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#include "util/messagequeue.h"
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#include "util/message.h"
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#include "dsp/filtermbe.h"
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#include "dsp/dsptypes.h"
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#include "audio/audiocompressor.h"
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class AudioFifo;
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class AMBEWorker : public QObject {
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Q_OBJECT
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public:
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class MsgTest : public Message
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{
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MESSAGE_CLASS_DECLARATION
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public:
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static MsgTest* create() { return new MsgTest(); }
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private:
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MsgTest() {}
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};
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class MsgMbeDecode : public Message
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{
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MESSAGE_CLASS_DECLARATION
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public:
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const unsigned char *getMbeFrame() const { return m_mbeFrame; }
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SerialDV::DVRate getMbeRate() const { return m_mbeRate; }
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int getVolumeIndex() const { return m_volumeIndex; }
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unsigned char getChannels() const { return m_channels % 4; }
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bool getUseHP() const { return m_useHP; }
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int getUpsampling() const { return m_upsampling; }
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AudioFifo *getAudioFifo() { return m_audioFifo; }
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static MsgMbeDecode* create(
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const unsigned char *mbeFrame,
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int mbeRateIndex,
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int volumeIndex,
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unsigned char channels,
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bool useHP,
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int upsampling,
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AudioFifo *audioFifo)
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{
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return new MsgMbeDecode(mbeFrame, (SerialDV::DVRate) mbeRateIndex, volumeIndex, channels, useHP, upsampling, audioFifo);
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}
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private:
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unsigned char m_mbeFrame[SerialDV::MBE_FRAME_MAX_LENGTH_BYTES];
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SerialDV::DVRate m_mbeRate;
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int m_volumeIndex;
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unsigned char m_channels;
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bool m_useHP;
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int m_upsampling;
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AudioFifo *m_audioFifo;
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MsgMbeDecode(const unsigned char *mbeFrame,
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SerialDV::DVRate mbeRate,
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int volumeIndex,
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unsigned char channels,
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bool useHP,
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int upsampling,
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AudioFifo *audioFifo) :
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Message(),
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m_mbeRate(mbeRate),
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m_volumeIndex(volumeIndex),
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m_channels(channels),
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m_useHP(useHP),
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m_upsampling(upsampling),
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m_audioFifo(audioFifo)
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{
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memcpy((void *) m_mbeFrame, (const void *) mbeFrame, SerialDV::DVController::getNbMbeBytes(m_mbeRate));
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}
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};
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AMBEWorker();
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~AMBEWorker();
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void pushMbeFrame(const unsigned char *mbeFrame,
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int mbeRateIndex,
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int mbeVolumeIndex,
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unsigned char channels,
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bool useHP,
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int upsampling,
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AudioFifo *audioFifo);
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bool open(const std::string& deviceRef); //!< Either serial device or ip:port
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void close();
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void process();
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void stop();
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bool isAvailable();
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bool hasFifo(AudioFifo *audioFifo);
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uint32_t getSuccessCount() const { return m_successCount; }
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uint32_t getFailureCount() const { return m_failureCount; }
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void postTest()
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{
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//emit inputMessageReady();
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m_inputMessageQueue.push(MsgTest::create());
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}
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MessageQueue m_inputMessageQueue; //!< Queue for asynchronous inbound communication
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signals:
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void finished();
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public slots:
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void handleInputMessages();
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private:
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void upsample(int upsampling, short *in, int nbSamplesIn, unsigned char channels);
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void noUpsample(short *in, int nbSamplesIn, unsigned char channels);
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void setVolumeFactors();
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SerialDV::DVController m_dvController;
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AudioFifo *m_audioFifo;
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QDateTime m_timestamp;
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volatile bool m_running;
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int m_currentGainIn;
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int m_currentGainOut;
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short m_dvAudioSamples[SerialDV::MBE_AUDIO_BLOCK_SIZE];
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AudioVector m_audioBuffer;
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uint m_audioBufferFill;
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float m_upsamplerLastValue;
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float m_phase;
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MBEAudioInterpolatorFilter m_upsampleFilter;
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int m_upsampling;
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float m_volume;
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float m_upsamplingFactors[7];
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AudioCompressor m_compressor;
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uint32_t m_successCount;
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uint32_t m_failureCount;
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};
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#endif // SDRBASE_AMBE_AMBEWORKER_H_
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