void KWDFile::startNewRecording(int recordingNumber, int nChannels, KWIKRecordingInfo* info)
{
this->recordingNumber = recordingNumber;
this->nChannels = nChannels;
this->multiSample = info->multiSample;
uint8 mSample = info->multiSample ? 1 : 0;
ScopedPointer<HDF5RecordingData> bitVoltsSet;
ScopedPointer<HDF5RecordingData> sampleRateSet;
String recordPath = String("/recordings/")+String(recordingNumber);
CHECK_ERROR(createGroup(recordPath));
CHECK_ERROR(setAttributeStr(info->name,recordPath,String("name")));
CHECK_ERROR(setAttribute(U64,&(info->start_time),recordPath,String("start_time")));
CHECK_ERROR(setAttribute(U32,&(info->start_sample),recordPath,String("start_sample")));
CHECK_ERROR(setAttribute(F32,&(info->sample_rate),recordPath,String("sample_rate")));
CHECK_ERROR(setAttribute(U32,&(info->bit_depth),recordPath,String("bit_depth")));
CHECK_ERROR(createGroup(recordPath+"/application_data"));
// CHECK_ERROR(setAttributeArray(F32,info->bitVolts.getRawDataPointer(),info->bitVolts.size(),recordPath+"/application_data",String("channel_bit_volts")));
bitVoltsSet = createDataSet(F32, info->bitVolts.size(), 0, recordPath + "/application_data/channel_bit_volts");
if (bitVoltsSet.get())
bitVoltsSet->writeDataBlock(info->bitVolts.size(), F32, info->bitVolts.getRawDataPointer());
else
std::cerr << "Error creating bitvolts data set" << std::endl;
CHECK_ERROR(setAttribute(U8,&mSample,recordPath+"/application_data",String("is_multiSampleRate_data")));
//CHECK_ERROR(setAttributeArray(F32,info->channelSampleRates.getRawDataPointer(),info->channelSampleRates.size(),recordPath+"/application_data",String("channel_sample_rates")));
sampleRateSet = createDataSet(F32, info->channelSampleRates.size(), 0, recordPath + "/application_data/channel_sample_rates");
if (sampleRateSet.get())
sampleRateSet->writeDataBlock(info->channelSampleRates.size(), F32, info->channelSampleRates.getRawDataPointer());
else
std::cerr << "Error creating sample rates data set" << std::endl;
recdata = createDataSet(I16,0,nChannels,CHUNK_XSIZE,recordPath+"/data");
if (!recdata.get())
std::cerr << "Error creating data set" << std::endl;
tsData = createDataSet(I64, 0, nChannels, TIMESTAMP_CHUNK_SIZE, recordPath + "/application_data/timestamps");
if (!tsData.get())
std::cerr << "Error creating timestamps data set" << std::endl;
curChan = nChannels;
}
Result fetch (Journal journal)
{
Result result;
ScopedPointer <HTTPClientBase> client (HTTPClientBase::New ());
HTTPClientBase::result_type httpResult (client->get (m_url));
if (httpResult.first == 0)
{
//Logger::outputDebugString (httpResult.second->toString ());
}
else
{
journal.error <<
"HTTP GET to " << m_url.full().toStdString() <<
" failed: '" << httpResult.first.message () << "'";
}
return result;
}