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Add preliminary support for rare time-adjustment event observed on PRS1 550P.

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Also add 900X150 to the list of tested machines, and update other warnings
based on new test data.
This commit is contained in:
sawinglogz 2020-06-26 12:53:52 -04:00
parent af1aa46427
commit 11dfa09c7b
2 changed files with 36 additions and 15 deletions
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11
Htmldocs/release_notes.html
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@ -7,6 +7,17 @@
<meta content="The OSCAR Team" name="author" >
</head>
<body>
<p>
<b>Changes and fixes in OSCAR v1.X.Y</b>
<br>Portions of OSCAR are © 2019-2020 by
<i>The OSCAR Team</i></p>
<ul>
<li>[new] Additional Philips Respironics devices tested and fully supported:
<ul>
<li>DreamStation BiPAP autoSV (900X150)</li>
</ul>
<li>[fix] Improve support for rare events in 50-series Philips Respironics devices.</li>
</ul>
<p>
<b>Changes and fixes in OSCAR v1.1.1</b>
<br>Portions of OSCAR are © 2019-2020 by

40
oscar/SleepLib/loader_plugins/prs1_loader.cpp
View File

@ -295,6 +295,7 @@ static const PRS1TestedModel s_PRS1TestedModels[] = {
{ "960T", 5, 2, "BiPAP autoSV Advanced 30 (System One 60 Series)" }, // omits "(System One 60 Series)" on official reports
{ "900X110", 5, 3, "DreamStation BiPAP autoSV" },
{ "900X120", 5, 3, "DreamStation BiPAP autoSV" },
{ "900X150", 5, 3, "DreamStation BiPAP autoSV" },
{ "1061401", 3, 0, "BiPAP S/T (C Series)" },
{ "1061T", 3, 3, "BiPAP S/T 30 (System One 60 Series)" },
@ -3602,23 +3603,33 @@ bool PRS1DataChunk::ParseEventsF0V23()
break;
}
startpos = pos;
if (code != 0x12) { // This one event has no timestamp in F0V6
t += data[pos] | (data[pos+1] << 8);
if (code != 0x12 && code != 0x01) { // This one event has no timestamp in F0V6
elapsed = data[pos] | (data[pos+1] << 8);
if (elapsed > 0x7FFF) UNEXPECTED_VALUE(elapsed, "<32768s"); // check whether this is generally unsigned, since 0x01 isn't
t += elapsed;
pos += 2;
}
switch (code) {
case 0x00: // ??? So far only seen on 451P and 551P occasionally, usually no more than once per session
// A nonzero delta corresponds to an N-second gap in data (value was 0x85, only seen once). Look for more.
if (sessionid != 122) CHECK_VALUE(data[startpos], 0); // skip the onc occurrence already seen
CHECK_VALUE(data[startpos+1], 0);
if (data[pos] < 0x80 || data[pos] > 0x85) {
UNEXPECTED_VALUE(data[pos], "0x80-0x85");
DUMP_EVENT();
}
case 0x00: // Humidifier setting change (logged in summary in 60 series)
ParseHumidifierSetting50Series(data[pos]);
if (this->familyVersion == 3) DUMP_EVENT();
break;
//case 0x01: // never seen
case 0x01: // Time elapsed?
// Only seen once, on a 550P.
// It looks almost like a time-elapsed event 4 found in F0V4 summaries, but
// 0xFFCC looks like it represents a time adjustment of -52 seconds,
// since the subsequent 0x11 statistics event has a time offset of 172 seconds,
// and counting this as -52 seconds results in a total session time that
// matches the summary and waveform data. Very weird.
CHECK_VALUE(data[pos], 0xCC);
CHECK_VALUE(data[pos+1], 0xFF);
elapsed = data[pos] | (data[pos+1] << 8);
if (elapsed & 0x8000) {
elapsed = (~0xFFFF | elapsed); // sign extend 16-bit number to native int
}
t += elapsed;
break;
case 0x02: // Pressure adjustment
// See notes in ParseEventsF0V6.
this->AddEvent(new PRS1PressureSetEvent(t, data[pos]));
@ -5083,7 +5094,7 @@ bool PRS1DataChunk::ParseSummaryF0V4(void)
CHECK_VALUE(chunk_size, 1); // and the only record in the session.
if (this->sessionid == 1) UNEXPECTED_VALUE(this->sessionid, ">1");
break;
case 7: // Humidifier setting change
case 7: // Humidifier setting change (logged in events in 50 series)
tt += data[pos] | (data[pos+1] << 8); // This adds to the total duration (otherwise it won't match report)
this->ParseHumidifierSetting60Series(data[pos+2], data[pos+3]);
break;
@ -6783,8 +6794,7 @@ void PRS1DataChunk::ParseHumidifierSettingV3(unsigned char byte1, unsigned char
// All variations seen.
} else if (family == 5) {
if (tubepresent) {
if (tubetemp != 0 && tubetemp > 4) UNEXPECTED_VALUE(tubetemp, "<= 4");
// All humidity levels seen.
// All tube temperature and humidity levels seen.
} else if (humidadaptive) {
// All humidity levels seen.
} else if (humidfixed) {
@ -8689,7 +8699,7 @@ bool PRS1DataChunk::ReadHeader(QFile & f)
// Do a few early sanity checks before any variable-length header data.
if (this->blockSize == 0) {
qWarning() << this->m_path << "blocksize 0?";
qWarning() << this->m_path << "@" << hex << this->m_filepos << "blocksize 0, skipping remainder of file";
break;
}
if (this->fileVersion < 2 || this->fileVersion > 3) {