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Exclude additional invalid samples in PRS1 oximetry.

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Also clean up some function names and remove unnecessary code.
This commit is contained in:
sawinglogz 2020-04-29 10:40:23 -04:00
parent 5f0960aa4d
commit 01c7f7cdc0
3 changed files with 12 additions and 20 deletions
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1
Htmldocs/release_notes.html
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@ -29,6 +29,7 @@
<li>[fix] Fix the pressure waveform scale for the BiPAP autoSV Advanced 30 (960T)</li>
<li>[fix] Add support for rise time mode on DreamStation BiPAP devices (600X-700X).</li>
<li>[fix] Remove the ramp time and pressure settings when the ramp is disabled on pre-DreamStation devices.</li>
<li>[fix] Improve import of Philips Respironics oximetry data.</li>
<li>[fix] Fix occasional failure to save imported Viatom data.</li>
</ul>
<p>

27
oscar/SleepLib/loader_plugins/prs1_loader.cpp
View File

@ -8149,7 +8149,7 @@ QList<PRS1DataChunk *> PRS1Import::CoalesceWaveformChunks(QList<PRS1DataChunk *>
}
void PRS1Import::ParseOximetry()
void PRS1Import::ImportOximetry()
{
int size = oximetry.size();
@ -8205,10 +8205,10 @@ void PRS1Import::ImportOximetryChannel(ChannelID channel, QByteArray & data, qui
quint64 start_ti;
int start_i;
// Split eventlist on invalid values (255)
// Split eventlist on invalid values (254-255)
for (int i=0; i < data.size(); i++) {
unsigned char value = raw[i];
bool valid = (value != 255);
bool valid = (value < 254);
if (valid) {
if (pending_samples == false) {
@ -8218,7 +8218,7 @@ void PRS1Import::ImportOximetryChannel(ChannelID channel, QByteArray & data, qui
}
if (channel == OXI_Pulse) {
if (value > 200) UNEXPECTED_VALUE(value, "<= 200 bpm");
if (value > 240) UNEXPECTED_VALUE(value, "<= 240 bpm");
} else {
if (value > 100) UNEXPECTED_VALUE(value, "<= 100%");
}
@ -8242,7 +8242,7 @@ void PRS1Import::ImportOximetryChannel(ChannelID channel, QByteArray & data, qui
}
void PRS1Import::ParseWaveforms()
void PRS1Import::ImportWaveforms()
{
int size = waveforms.size();
quint64 s1, s2;
@ -8429,25 +8429,16 @@ bool PRS1Import::ParseSession(void)
// Parse .005 Waveform files
waveforms = ReadWaveformData(m_wavefiles, "Waveform");
if (session->eventlist.contains(CPAP_FlowRate)) {
if (waveforms.size() > 0) {
// Delete anything called "Flow rate" picked up in the events file if high-resolution data is present
// TODO: Is this still used anywhere?
qWarning() << session->session() << "Deleting flow rate events due to flow rate waveform data";
session->destroyEvent(CPAP_FlowRate);
}
}
// Extract raw data into channels.
ParseWaveforms();
// Extract and import raw data into channels.
ImportWaveforms();
}
if (!m_oxifiles.isEmpty()) {
// Parse .006 Waveform files
oximetry = ReadWaveformData(m_oxifiles, "Oximetry");
// Extract raw data into channels.
ParseOximetry();
// Extract and import raw data into channels.
ImportOximetry();
}
save = true;

4
oscar/SleepLib/loader_plugins/prs1_loader.h
View File

@ -313,10 +313,10 @@ public:
QList<PRS1DataChunk *> CoalesceWaveformChunks(QList<PRS1DataChunk *> & allchunks);
//! \brief Takes the parsed list of Flow/MaskPressure waveform chunks and adds them to the database
void ParseWaveforms();
void ImportWaveforms();
//! \brief Takes the parsed list of oximeter waveform chunks and adds them to the database.
void ParseOximetry();
void ImportOximetry();
//! \brief Adds a single channel of continuous oximetry data to the database, splitting on any missing samples.
void ImportOximetryChannel(ChannelID channel, QByteArray & data, quint64 ti, qint64 dur);