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FileRecord improvement: update FileSink plugin and writeHeader private method in FileRecord accordingly

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This commit is contained in:
f4exb 2018-10-10 14:05:21 +02:00
parent ef1e9c2b25
commit 993ab36a29
4 changed files with 18 additions and 9 deletions
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11
plugins/samplesink/filesink/filesinkoutput.cpp
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@ -68,12 +68,15 @@ void FileSinkOutput::openFileStream()
m_ofstream.open(m_fileName.toStdString().c_str(), std::ios::binary); m_ofstream.open(m_fileName.toStdString().c_str(), std::ios::binary);
FileRecord::Header header;
int actualSampleRate = m_settings.m_sampleRate * (1<<m_settings.m_log2Interp); int actualSampleRate = m_settings.m_sampleRate * (1<<m_settings.m_log2Interp);
m_ofstream.write((const char *) &actualSampleRate, sizeof(int)); header.sampleRate = actualSampleRate;
//m_ofstream.write((const char *) &m_settings.m_sampleRate, sizeof(int)); header.centerFrequency = m_settings.m_centerFrequency;
m_ofstream.write((const char *) &m_settings.m_centerFrequency, sizeof(quint64));
m_startingTimeStamp = time(0); m_startingTimeStamp = time(0);
m_ofstream.write((const char *) &m_startingTimeStamp, sizeof(std::time_t)); header.startTimeStamp = m_startingTimeStamp;
header.sampleSize = SDR_RX_SAMP_SZ;
FileRecord::writeHeader(m_ofstream, header);
qDebug() << "FileSinkOutput::openFileStream: " << m_fileName.toStdString().c_str(); qDebug() << "FileSinkOutput::openFileStream: " << m_fileName.toStdString().c_str();
} }

2
plugins/samplesink/filesink/filesinkplugin.cpp
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@ -29,7 +29,7 @@
const PluginDescriptor FileSinkPlugin::m_pluginDescriptor = { const PluginDescriptor FileSinkPlugin::m_pluginDescriptor = {
QString("File sink output"), QString("File sink output"),
QString("3.14.5"), QString("4.2.1"),
QString("(c) Edouard Griffiths, F4EXB"), QString("(c) Edouard Griffiths, F4EXB"),
QString("https://github.com/f4exb/sdrangel"), QString("https://github.com/f4exb/sdrangel"),
true, true,

13
sdrbase/dsp/filerecord.cpp
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@ -155,11 +155,8 @@ void FileRecord::writeHeader()
header.startTimeStamp = ts; header.startTimeStamp = ts;
header.sampleSize = SDR_RX_SAMP_SZ; header.sampleSize = SDR_RX_SAMP_SZ;
header.filler = 0; header.filler = 0;
boost::crc_32_type crc32;
crc32.process_bytes(&header, 28);
header.crc32 = crc32.checksum();
m_sampleFile.write((const char *) &header, sizeof(Header)); writeHeader(m_sampleFile, header);
} }
bool FileRecord::readHeader(std::ifstream& sampleFile, Header& header) bool FileRecord::readHeader(std::ifstream& sampleFile, Header& header)
@ -169,3 +166,11 @@ bool FileRecord::readHeader(std::ifstream& sampleFile, Header& header)
crc32.process_bytes(&header, 28); crc32.process_bytes(&header, 28);
return header.crc32 == crc32.checksum(); return header.crc32 == crc32.checksum();
} }
void FileRecord::writeHeader(std::ofstream& sampleFile, Header& header)
{
boost::crc_32_type crc32;
crc32.process_bytes(&header, 28);
header.crc32 = crc32.checksum();
sampleFile.write((const char *) &header, sizeof(Header));
}

1
sdrbase/dsp/filerecord.h
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@ -58,6 +58,7 @@ public:
void startRecording(); void startRecording();
void stopRecording(); void stopRecording();
static bool readHeader(std::ifstream& samplefile, Header& header); //!< returns true if CRC checksum is correct else false static bool readHeader(std::ifstream& samplefile, Header& header); //!< returns true if CRC checksum is correct else false
static void writeHeader(std::ofstream& samplefile, Header& header);
private: private:
QString m_fileName; QString m_fileName;