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SDRdaemon: first working version

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This commit is contained in:
f4exb
2016-02-17 19:42:26 +01:00
parent 8d986368bd
commit 05a4a7cb4e
6 changed files with 35 additions and 27 deletions
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plugins/samplesource/sdrdaemon/sdrdaemonbuffer.cpp
+16 -12
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@@ -19,8 +19,9 @@
#include <iostream>
#include "sdrdaemonbuffer.h"
SDRdaemonBuffer::SDRdaemonBuffer(uint32_t blockSize) :
SDRdaemonBuffer::SDRdaemonBuffer(uint32_t blockSize, uint32_t rateDivider) :
m_blockSize(blockSize),
m_rateDivider(rateDivider),
m_sync(false),
m_lz4(false),
m_inCount(0),
@@ -40,7 +41,7 @@ SDRdaemonBuffer::SDRdaemonBuffer(uint32_t blockSize) :
m_readCount(0),
m_rawSize(0),
m_rawBuffer(0),
m_frameBuffer(0),
m_chunkBuffer(0),
m_bytesInBlock(0),
m_nbBlocks(0)
{
@@ -61,8 +62,8 @@ SDRdaemonBuffer::~SDRdaemonBuffer()
delete[] m_lz4OutBuffer;
}
if (m_frameBuffer) {
delete[] m_frameBuffer;
if (m_chunkBuffer) {
delete[] m_chunkBuffer;
}
}
@@ -140,7 +141,8 @@ void SDRdaemonBuffer::writeData(char *array, uint32_t length)
}
else
{
writeDataUncompressed(array, length);
//writeDataUncompressed(array, length);
writeToRawBufferUncompressed(array, length);
}
}
}
@@ -249,10 +251,11 @@ uint8_t *SDRdaemonBuffer::readData(uint32_t length)
}
else
{
std::memcpy((void *) m_frameBuffer, (const void *) &m_rawBuffer[readCount], m_rawSize - m_readCount); // read last bit from raw buffer
m_readCount = length - (m_rawSize - m_readCount);
std::memcpy((void *) &m_frameBuffer[m_rawSize - m_readCount], (const void *) m_frameBuffer, m_readCount); // read the rest at start of raw buffer
return m_frameBuffer;
uint32_t retLength = std::min(length, m_chunkSize);
std::memcpy((void *) m_chunkBuffer, (const void *) &m_rawBuffer[readCount], m_rawSize - m_readCount); // read last bit from raw buffer
m_readCount = retLength - (m_rawSize - m_readCount);
std::memcpy((void *) &m_chunkBuffer[m_rawSize - m_readCount], (const void *) m_rawBuffer, m_readCount); // read the rest at start of raw buffer
return m_chunkBuffer;
}
}
@@ -290,11 +293,12 @@ void SDRdaemonBuffer::updateBufferSize(uint32_t sampleRate, uint32_t frameSize)
m_rawSize = nbFrames * frameSize;
m_rawBuffer = new uint8_t[m_rawSize];
if (m_frameBuffer) {
delete[] m_frameBuffer;
if (m_chunkBuffer) {
delete[] m_chunkBuffer;
}
m_frameBuffer = new uint8_t[frameSize];
m_chunkSize = (sampleRate * 2 * 2) / m_rateDivider;
m_chunkBuffer = new uint8_t[m_chunkSize];
}
void SDRdaemonBuffer::updateBlockCounts(uint32_t nbBytesReceived)