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SDRdaemonFEC support. removed special structure for block zero

This commit is contained in:
f4exb 2016-07-07 02:54:23 +02:00
parent ddb65d2e70
commit e252123567
2 changed files with 35 additions and 37 deletions
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64
plugins/samplesource/sdrdaemonfec/sdrdaemonfecbuffer.cpp
View File

@ -58,7 +58,8 @@ void SDRdaemonFECBuffer::initDecodeAllSlots()
m_decoderSlots[i].m_recoveryCount = 0;
m_decoderSlots[i].m_decoded = false;
m_decoderSlots[i].m_metaRetrieved = false;
m_decoderSlots[i].m_blockZero.m_metaData.init();
MetaDataFEC *metaData = (MetaDataFEC *) &m_decoderSlots[i].m_blockZero;
metaData->init();
}
}
@ -79,18 +80,20 @@ void SDRdaemonFECBuffer::checkSlotData(int slotIndex)
if (m_decoderSlots[slotIndex].m_metaRetrieved) // meta data has been retrieved (direct or recovery)
{
if (!(m_decoderSlots[slotIndex].m_blockZero.m_metaData == m_currentMeta))
MetaDataFEC *metaData = (MetaDataFEC *) &m_decoderSlots[slotIndex].m_blockZero;
if (!(*metaData == m_currentMeta))
{
int sampleRate = m_decoderSlots[slotIndex].m_blockZero.m_metaData.m_sampleRate;
int sampleRate = metaData->m_sampleRate;
if (sampleRate > 0) {
m_bufferLenSec = (float) m_framesNbBytes / (float) sampleRate;
}
printMeta("SDRdaemonFECBuffer::checkSlotData: new meta", &m_decoderSlots[slotIndex].m_blockZero.m_metaData); // print for change other than timestamp
printMeta("SDRdaemonFECBuffer::checkSlotData: new meta", metaData); // print for change other than timestamp
}
m_currentMeta = m_decoderSlots[slotIndex].m_blockZero.m_metaData; // renew current meta
m_currentMeta = *metaData; // renew current meta
}
}
@ -109,7 +112,8 @@ void SDRdaemonFECBuffer::initDecodeSlot(int slotIndex)
m_decoderSlots[slotIndex].m_recoveryCount = 0;
m_decoderSlots[slotIndex].m_decoded = false;
m_decoderSlots[slotIndex].m_metaRetrieved = false;
m_decoderSlots[slotIndex].m_blockZero.m_metaData.init();
MetaDataFEC *metaData = (MetaDataFEC *) &m_decoderSlots[slotIndex].m_blockZero;
metaData->init();
memset((void *) m_frames[slotIndex].m_blocks, 0, (m_nbOriginalBlocks - 1) * sizeof(ProtectedBlock));
memset((void *) m_decoderSlots[slotIndex].m_recoveryBlocks, 1, m_nbOriginalBlocks * sizeof(ProtectedBlock));
}
@ -149,8 +153,7 @@ void SDRdaemonFECBuffer::writeData(char *array, uint32_t length)
if (blockIndex == 0) // first block with meta
{
//qDebug() << "SDRdaemonFECBuffer::writeData(0): frameIndex: " << frameIndex << " blockIndex: " << blockIndex;
ProtectedBlockZero *blockZero = (ProtectedBlockZero *) &superBlock->protectedBlock;
m_decoderSlots[decoderIndex].m_blockZero = *blockZero;
m_decoderSlots[decoderIndex].m_blockZero = superBlock->protectedBlock;
m_decoderSlots[decoderIndex].m_metaRetrieved = true;
m_decoderSlots[decoderIndex].m_cm256DescriptorBlocks[blockCount].Block = (void *) &m_decoderSlots[decoderIndex].m_blockZero;
}
@ -180,7 +183,8 @@ void SDRdaemonFECBuffer::writeData(char *array, uint32_t length)
{
if (m_decoderSlots[decoderIndex].m_metaRetrieved) // block zero with its meta data has been received
{
m_paramsCM256.RecoveryCount = m_decoderSlots[decoderIndex].m_blockZero.m_metaData.m_nbFECBlocks;
MetaDataFEC *metaData = (MetaDataFEC *) &m_decoderSlots[decoderIndex].m_blockZero;
m_paramsCM256.RecoveryCount = metaData->m_nbFECBlocks;
}
else
{
@ -301,8 +305,8 @@ void SDRdaemonFECBuffer::writeData0(char *array, uint32_t length)
{
if (blockIndex == 0) // first block with meta
{
ProtectedBlockZero *blockZero = (ProtectedBlockZero *) &superBlock->protectedBlock;
m_decoderSlots[decoderIndex].m_blockZero = *blockZero;
// ProtectedBlockZero *blockZero = (ProtectedBlockZero *) &superBlock->protectedBlock;
// m_decoderSlots[decoderIndex].m_blockZero = *blockZero;
m_decoderSlots[decoderIndex].m_cm256DescriptorBlocks[blockHead].Block = (void *) &m_decoderSlots[decoderIndex].m_blockZero;
m_decoderSlots[decoderIndex].m_metaRetrieved = true;
}
@ -327,7 +331,7 @@ void SDRdaemonFECBuffer::writeData0(char *array, uint32_t length)
{
if (m_decoderSlots[decoderIndex].m_metaRetrieved) // block zero with its meta data has been received
{
m_paramsCM256.RecoveryCount = m_decoderSlots[decoderIndex].m_blockZero.m_metaData.m_nbFECBlocks;
// m_paramsCM256.RecoveryCount = m_decoderSlots[decoderIndex].m_blockZero.m_metaData.m_nbFECBlocks;
}
else
{
@ -356,8 +360,8 @@ void SDRdaemonFECBuffer::writeData0(char *array, uint32_t length)
if (blockIndex == 0)
{
ProtectedBlockZero *recoveredBlockZero = (ProtectedBlockZero *) &m_decoderSlots[decoderIndex].m_recoveryBlocks[ir];
printMeta("SDRdaemonFECBuffer::writeData: recovered meta", &recoveredBlockZero->m_metaData);
// ProtectedBlockZero *recoveredBlockZero = (ProtectedBlockZero *) &m_decoderSlots[decoderIndex].m_recoveryBlocks[ir];
// printMeta("SDRdaemonFECBuffer::writeData: recovered meta", &recoveredBlockZero->m_metaData);
// FEC does not work
// m_decoderSlots[decoderIndex].m_blockZero.m_metaData = recoveredBlockZero->m_metaData;
// m_decoderSlots[decoderIndex].m_metaRetrieved = true;
@ -377,22 +381,22 @@ void SDRdaemonFECBuffer::writeData0(char *array, uint32_t length)
//printMeta("SDRdaemonFECBuffer::writeData", &m_decoderSlots[decoderIndex].m_blockZero.m_metaData);
if (m_decoderSlots[decoderIndex].m_metaRetrieved) // meta data has been retrieved (direct or recovery)
{
if (!(m_decoderSlots[decoderIndex].m_blockZero.m_metaData == m_currentMeta))
{
int sampleRate = m_decoderSlots[decoderIndex].m_blockZero.m_metaData.m_sampleRate;
if (sampleRate > 0) {
m_bufferLenSec = (float) m_framesNbBytes / (float) sampleRate;
}
printMeta("SDRdaemonFECBuffer::writeData: new meta", &m_decoderSlots[decoderIndex].m_blockZero.m_metaData); // print for change other than timestamp
}
m_currentMeta = m_decoderSlots[decoderIndex].m_blockZero.m_metaData; // renew current meta
}
// if (m_decoderSlots[decoderIndex].m_metaRetrieved) // meta data has been retrieved (direct or recovery)
// {
// if (!(m_decoderSlots[decoderIndex].m_blockZero.m_metaData == m_currentMeta))
// {
// int sampleRate = m_decoderSlots[decoderIndex].m_blockZero.m_metaData.m_sampleRate;
//
// if (sampleRate > 0) {
// m_bufferLenSec = (float) m_framesNbBytes / (float) sampleRate;
// }
//
// printMeta("SDRdaemonFECBuffer::writeData: new meta", &m_decoderSlots[decoderIndex].m_blockZero.m_metaData); // print for change other than timestamp
// }
//
// m_currentMeta = m_decoderSlots[decoderIndex].m_blockZero.m_metaData; // renew current meta
// }
//
m_decoderSlots[decoderIndex].m_decoded = true;
}
}

8
plugins/samplesource/sdrdaemonfec/sdrdaemonfecbuffer.h
View File

@ -79,12 +79,6 @@ public:
Header header;
ProtectedBlock protectedBlock;
};
struct ProtectedBlockZero
{
MetaDataFEC m_metaData;
uint8_t m_filler[SDRDAEMONFEC_UDPSIZE - sizeof(Header) - sizeof(MetaDataFEC)]; // complete for a 512 byte block
};
#pragma pack(pop)
SDRdaemonFECBuffer(uint32_t throttlems);
@ -145,7 +139,7 @@ private:
struct DecoderSlot
{
ProtectedBlockZero m_blockZero;
ProtectedBlock m_blockZero;
ProtectedBlock m_recoveryBlocks[m_nbOriginalBlocks]; // max size
cm256_block m_cm256DescriptorBlocks[m_nbOriginalBlocks];
int m_blockCount; //!< total number of blocks received for this frame