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DV Serial: prepare multi slot (3)

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This commit is contained in:
f4exb 2016-10-12 00:19:44 +02:00
parent 413ba162c7
commit 01c901a8fe
2 changed files with 9 additions and 77 deletions
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81
sdrbase/dsp/dvserialworker.cpp
View File

@ -26,13 +26,8 @@ MESSAGE_CLASS_DEFINITION(DVSerialWorker::MsgTest, Message)
DVSerialWorker::DVSerialWorker() :
m_running(false),
m_currentGainIn(0),
m_currentGainOut(0),
// m_upsamplerLastValue(0),
m_phase(0)
m_currentGainOut(0)
{
// m_audioBuffer.resize(48000);
// m_audioBufferFill = 0;
// m_audioFifo = 0;
}
DVSerialWorker::~DVSerialWorker()
@ -85,11 +80,15 @@ void DVSerialWorker::handleInputMessages()
{
MsgMbeDecode *decodeMsg = (MsgMbeDecode *) message;
int dBVolume = (decodeMsg->getVolumeIndex() - 30) / 2;
unsigned int fifoSlot = decodeMsg->getFifoSlot();
if (m_dvController.decode(m_dvAudioSamples, decodeMsg->getMbeFrame(), decodeMsg->getMbeRate(), dBVolume))
if (m_dvController.decode(m_fifoSlots[fifoSlot].m_dvAudioSamples, decodeMsg->getMbeFrame(), decodeMsg->getMbeRate(), dBVolume))
{
upsample6(m_dvAudioSamples, SerialDV::MBE_AUDIO_BLOCK_SIZE, decodeMsg->getChannels(), decodeMsg->getFifoSlot());
audioFifo[decodeMsg->getFifoSlot()] = decodeMsg->getAudioFifo();
upsample6(m_fifoSlots[fifoSlot].m_dvAudioSamples,
SerialDV::MBE_AUDIO_BLOCK_SIZE,
decodeMsg->getChannels(),
fifoSlot);
audioFifo[fifoSlot] = decodeMsg->getAudioFifo();
}
else
{
@ -183,67 +182,3 @@ void DVSerialWorker::upsample6(short *in, int nbSamplesIn, unsigned char channel
m_fifoSlots[fifoSlot].m_upsamplerLastValue = in[i];
}
}
//void DVSerialWorker::upsample6(short *in, short *out, int nbSamplesIn)
//{
// for (int i = 0; i < nbSamplesIn; i++)
// {
// int cur = (int) in[i];
// int prev = (int) m_upsamplerLastValue;
// short up;
//
//// DEBUG:
//// for (int j = 0; j < 6; j++)
//// {
//// up = 32768.0f * cos(m_phase);
//// *out = up;
//// out ++;
//// *out = up;
//// out ++;
//// m_phase += M_PI / 6.0;
//// }
////
//// if ((i % 2) == 1)
//// {
//// m_phase = 0.0f;
//// }
//
// up = m_upsampleFilter.run((cur*1 + prev*5) / 6);
// *out = up;
// out++;
// *out = up;
// out++;
//
// up = m_upsampleFilter.run((cur*2 + prev*4) / 6);
// *out = up;
// out++;
// *out = up;
// out++;
//
// up = m_upsampleFilter.run((cur*3 + prev*3) / 6);
// *out = up;
// out++;
// *out = up;
// out++;
//
// up = m_upsampleFilter.run((cur*4 + prev*2) / 6);
// *out = up;
// out++;
// *out = up;
// out++;
//
// up = m_upsampleFilter.run((cur*5 + prev*1) / 6);
// *out = up;
// out++;
// *out = up;
// out++;
//
// up = m_upsampleFilter.run(in[i]);
// *out = up;
// out++;
// *out = up;
// out++;
//
// m_upsamplerLastValue = in[i];
// }
//}

5
sdrbase/dsp/dvserialworker.h
View File

@ -148,20 +148,17 @@ private:
uint m_audioBufferFill;
short m_upsamplerLastValue;
MBEAudioInterpolatorFilter m_upsampleFilter;
short m_dvAudioSamples[SerialDV::MBE_AUDIO_BLOCK_SIZE];
};
// void upsample6(short *in, short *out, int nbSamplesIn);
void upsample6(short *in, int nbSamplesIn, unsigned char channels, unsigned int fifoSlot);
SerialDV::DVController m_dvController;
bool m_running;
int m_currentGainIn;
int m_currentGainOut;
short m_dvAudioSamples[SerialDV::MBE_AUDIO_BLOCK_SIZE];
//short m_audioSamples[SerialDV::MBE_AUDIO_BLOCK_SIZE * 6 * 2]; // upsample to 48k and duplicate channel
static const unsigned int m_nbFifoSlots = 1;
FifoSlot m_fifoSlots[m_nbFifoSlots];
float m_phase;
};
#endif /* SDRBASE_DSP_DVSERIALWORKER_H_ */