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Make SDRDaemonSink -> DaemonSource work in all 16 / 24 bit samples combination

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This commit is contained in:
f4exb 2018-09-13 02:33:56 +02:00
parent 5e588ae09e
commit e78ee1b946
3 changed files with 33 additions and 26 deletions
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3
plugins/channeltx/daemonsource/daemonsource.cpp
View File

@ -46,7 +46,6 @@ DaemonSource::DaemonSource(DeviceSinkAPI *deviceAPI) :
m_deviceAPI(deviceAPI),
m_sourceThread(0),
m_running(false),
m_dataReadQueue(SDR_TX_SAMP_SZ <= 16 ? 4 : 8),
m_nbCorrectableErrors(0),
m_nbUncorrectableErrors(0)
{
@ -72,7 +71,7 @@ DaemonSource::~DaemonSource()
void DaemonSource::pull(Sample& sample)
{
m_dataReadQueue.readSample(sample);
m_dataReadQueue.readSample(sample, true); // true is scale for Tx
}
void DaemonSource::pullAudio(int nbSamples __attribute__((unused)))

17
sdrbase/channel/sdrdaemondatareadqueue.cpp
View File

@ -25,12 +25,12 @@
const uint32_t SDRDaemonDataReadQueue::MinimumMaxSize = 10;
SDRDaemonDataReadQueue::SDRDaemonDataReadQueue(uint32_t sampleSize) :
m_sampleSize(sampleSize),
SDRDaemonDataReadQueue::SDRDaemonDataReadQueue() :
m_dataBlock(0),
m_maxSize(MinimumMaxSize),
m_blockIndex(1),
m_sampleIndex(0),
m_sampleCount(0),
m_full(false)
{}
@ -86,7 +86,7 @@ void SDRDaemonDataReadQueue::setSize(uint32_t size)
}
}
void SDRDaemonDataReadQueue::readSample(Sample& s)
void SDRDaemonDataReadQueue::readSample(Sample& s, bool scaleForTx)
{
// depletion/repletion state
if (m_dataBlock == 0)
@ -96,7 +96,7 @@ void SDRDaemonDataReadQueue::readSample(Sample& s)
qDebug("SDRDaemonDataReadQueue::readSample: initial pop new block: queue size: %u", length());
m_blockIndex = 1;
m_dataBlock = m_dataReadQueue.takeFirst();
convertDataToSample(s, m_blockIndex, m_sampleIndex);
convertDataToSample(s, m_blockIndex, m_sampleIndex, scaleForTx);
m_sampleIndex++;
m_sampleCount++;
}
@ -108,11 +108,12 @@ void SDRDaemonDataReadQueue::readSample(Sample& s)
return;
}
uint32_t samplesPerBlock = SDRDaemonNbBytesPerBlock / m_sampleSize;
int sampleSize = m_dataBlock->m_superBlocks[m_blockIndex].m_header.m_sampleBytes * 2;
uint32_t samplesPerBlock = SDRDaemonNbBytesPerBlock / sampleSize;
if (m_sampleIndex < samplesPerBlock)
{
convertDataToSample(s, m_blockIndex, m_sampleIndex);
convertDataToSample(s, m_blockIndex, m_sampleIndex, scaleForTx);
m_sampleIndex++;
m_sampleCount++;
}
@ -123,7 +124,7 @@ void SDRDaemonDataReadQueue::readSample(Sample& s)
if (m_blockIndex < SDRDaemonNbOrginalBlocks)
{
convertDataToSample(s, m_blockIndex, m_sampleIndex);
convertDataToSample(s, m_blockIndex, m_sampleIndex, scaleForTx);
m_sampleIndex++;
m_sampleCount++;
}
@ -144,7 +145,7 @@ void SDRDaemonDataReadQueue::readSample(Sample& s)
//qDebug("SDRDaemonDataReadQueue::readSample: pop new block: queue size: %u", length());
m_blockIndex = 1;
m_dataBlock = m_dataReadQueue.takeFirst();
convertDataToSample(s, m_blockIndex, m_sampleIndex);
convertDataToSample(s, m_blockIndex, m_sampleIndex, scaleForTx);
m_sampleIndex++;
m_sampleCount++;
}

39
sdrbase/channel/sdrdaemondatareadqueue.h
View File

@ -31,12 +31,12 @@ class Sample;
class SDRDaemonDataReadQueue
{
public:
SDRDaemonDataReadQueue(uint32_t sampleSize);
SDRDaemonDataReadQueue();
~SDRDaemonDataReadQueue();
void push(SDRDaemonDataBlock* dataBlock); //!< push block on the queue
SDRDaemonDataBlock* pop(); //!< Pop block from the queue
void readSample(Sample& s); //!< Read sample from queue
void readSample(Sample& s, bool scaleForTx = false); //!< Read sample from queue possibly scaling to Tx size
uint32_t length() const { return m_dataReadQueue.size(); } //!< Returns queue length
uint32_t size() const { return m_maxSize; } //!< Returns queue size (max length)
void setSize(uint32_t size); //!< Sets the queue size (max length)
@ -45,7 +45,6 @@ public:
static const uint32_t MinimumMaxSize;
private:
uint32_t m_sampleSize;
QQueue<SDRDaemonDataBlock*> m_dataReadQueue;
SDRDaemonDataBlock *m_dataBlock;
uint32_t m_maxSize;
@ -54,25 +53,33 @@ private:
uint32_t m_sampleCount; //!< use a counter capped below 2^31 as it is going to be converted to an int in the web interface
bool m_full; //!< full condition was hit
inline void convertDataToSample(Sample& s, uint32_t blockIndex, uint32_t sampleIndex)
inline void convertDataToSample(Sample& s, uint32_t blockIndex, uint32_t sampleIndex, bool scaleForTx)
{
if (sizeof(Sample) == m_sampleSize)
int sampleSize = m_dataBlock->m_superBlocks[blockIndex].m_header.m_sampleBytes * 2; // I/Q sample size in data block
int samplebits = m_dataBlock->m_superBlocks[blockIndex].m_header.m_sampleBits; // I or Q sample size in bits
int32_t iconv, qconv;
if (sizeof(Sample) == sampleSize) // generally 16->16 or 24->24 bits
{
s = *((Sample*) &(m_dataBlock->m_superBlocks[blockIndex].m_protectedBlock.buf[sampleIndex*m_sampleSize]));
s = *((Sample*) &(m_dataBlock->m_superBlocks[blockIndex].m_protectedBlock.buf[sampleIndex*sampleSize]));
}
else if ((sizeof(Sample) == 4) && (m_sampleSize == 8))
else if ((sizeof(Sample) == 4) && (sampleSize == 8)) // generally 24->16 bits
{
int32_t rp = *( (int32_t*) &(m_dataBlock->m_superBlocks[blockIndex].m_protectedBlock.buf[sampleIndex*m_sampleSize]) );
int32_t ip = *( (int32_t*) &(m_dataBlock->m_superBlocks[blockIndex].m_protectedBlock.buf[sampleIndex*m_sampleSize+4]) );
s.setReal(rp>>8);
s.setImag(ip>>8);
iconv = ((int32_t*) &(m_dataBlock->m_superBlocks[blockIndex].m_protectedBlock.buf[sampleIndex*sampleSize]))[0];
qconv = ((int32_t*) &(m_dataBlock->m_superBlocks[blockIndex].m_protectedBlock.buf[sampleIndex*sampleSize+4]))[0];
iconv >>= scaleForTx ? (SDR_TX_SAMP_SZ-SDR_RX_SAMP_SZ) : (samplebits-SDR_RX_SAMP_SZ);
qconv >>= scaleForTx ? (SDR_TX_SAMP_SZ-SDR_RX_SAMP_SZ) : (samplebits-SDR_RX_SAMP_SZ);
s.setReal(iconv);
s.setImag(qconv);
}
else if ((sizeof(Sample) == 8) && (m_sampleSize == 4))
else if ((sizeof(Sample) == 8) && (sampleSize == 4)) // generally 16->24 bits
{
int32_t rp = *( (int16_t*) &(m_dataBlock->m_superBlocks[blockIndex].m_protectedBlock.buf[sampleIndex*m_sampleSize]) );
int32_t ip = *( (int16_t*) &(m_dataBlock->m_superBlocks[blockIndex].m_protectedBlock.buf[sampleIndex*m_sampleSize+2]) );
s.setReal(rp<<8);
s.setImag(ip<<8);
iconv = ((int16_t*) &(m_dataBlock->m_superBlocks[blockIndex].m_protectedBlock.buf[sampleIndex*sampleSize]))[0];
qconv = ((int16_t*) &(m_dataBlock->m_superBlocks[blockIndex].m_protectedBlock.buf[sampleIndex*sampleSize+2]))[0];
iconv <<= scaleForTx ? (SDR_TX_SAMP_SZ-samplebits) : (SDR_RX_SAMP_SZ-samplebits);
qconv <<= scaleForTx ? (SDR_TX_SAMP_SZ-samplebits) : (SDR_RX_SAMP_SZ-samplebits);
s.setReal(iconv);
s.setImag(qconv);
}
else
{