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Mi Band 4: decode swim info (not used yet)

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After swimming a lot on the sofa and desk this seems right and in line with the data displayed on the band
swimming styles I got so far are breast and freestyle. Others are probably missing.

Might be correct for Cor also (I don't have one)
This commit is contained in:
Andreas Shimokawa 2019-08-15 11:14:41 +02:00
parent 13b078aadd
commit d7c6fad235
1 changed files with 48 additions and 18 deletions
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66
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/huami/operations/FetchSportsSummaryOperation.java
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@ -141,7 +141,7 @@ public class FetchSportsSummaryOperation extends AbstractFetchOperation {
return;
}
if ((byte) (lastPacketCounter + 1) == value[0] ) {
if ((byte) (lastPacketCounter + 1) == value[0]) {
lastPacketCounter++;
bufferActivityData(value);
} else {
@ -154,6 +154,7 @@ public class FetchSportsSummaryOperation extends AbstractFetchOperation {
/**
* Buffers the given activity summary data. If the total size is reached,
* it is converted to an object and saved in the database.
*
* @param value
*/
@Override
@ -166,7 +167,7 @@ public class FetchSportsSummaryOperation extends AbstractFetchOperation {
ByteBuffer buffer = ByteBuffer.wrap(stream.toByteArray()).order(ByteOrder.LITTLE_ENDIAN);
// summary.setVersion(BLETypeConversions.toUnsigned(buffer.getShort()));
short version = buffer.getShort(); // version
LOG.debug("Got sport summary version " + version);
LOG.debug("Got sport summary version " + version + "total bytes=" + buffer.capacity());
int activityKind = ActivityKind.TYPE_UNKNOWN;
try {
int rawKind = BLETypeConversions.toUnsigned(buffer.getShort());
@ -216,21 +217,53 @@ public class FetchSportsSummaryOperation extends AbstractFetchOperation {
float maxPace = buffer.getFloat(); // format?
float totalStride = buffer.getFloat();
buffer.getInt(); // unknown
buffer.getInt(); // unknown
buffer.getInt(); // unknown
int ascentSeconds = buffer.getInt() / 1000; //ms?
buffer.getInt(); // unknown;
int descentSeconds = buffer.getInt() / 1000; //ms?
buffer.getInt(); // unknown;
int flatSeconds = buffer.getInt() / 1000; // ms?
int averageHR = buffer.getShort();
int averagePaceSeconds = buffer.getShort();
int averageStride = buffer.getShort();
buffer.getShort(); // unknown
if (activityKind == ActivityKind.TYPE_SWIMMING) {
// 28 bytes
float averageStrokeDistance = buffer.getFloat();
float averageStrokesPerSecond = buffer.getFloat();
float averageLapPace = buffer.getFloat();
short strokes = buffer.getShort();
short swolfIndex = buffer.getShort();
byte swimStyle = buffer.get();
byte laps = buffer.get();
buffer.getInt(); // unknown
buffer.getInt(); // unknown
buffer.getShort(); // unknown
LOG.debug("unused data:" +
LOG.debug("unused swim data:" +
"\naverageStrokeDistance=" + averageStrokeDistance +
"\naverageStrokesPerSecond=" + averageStrokesPerSecond +
"\naverageLapPace" + averageLapPace +
"\nstrokes=" + strokes +
"\nswolfIndex=" + swolfIndex +
"\nswimStyle=" + swimStyle + // 1 = breast, 2 = freestyle
"\nlaps=" + laps +
""
);
} else {
// 28 bytes
buffer.getInt(); // unknown
buffer.getInt(); // unknown
int ascentSeconds = buffer.getInt() / 1000; //ms?
buffer.getInt(); // unknown;
int descentSeconds = buffer.getInt() / 1000; //ms?
buffer.getInt(); // unknown;
int flatSeconds = buffer.getInt() / 1000; // ms?
LOG.debug("unused non-swim data:" +
"\nascentSeconds=" + ascentSeconds +
"\ndescentSeconds=" + descentSeconds +
"\nflatSeconds=" + flatSeconds +
""
);
}
short averageHR = buffer.getShort();
short averageKMPaceSeconds = buffer.getShort();
short averageStride = buffer.getShort();
LOG.debug("unused common:" +
"\ndistanceMeters=" + distanceMeters +
"\nascentMeters=" + ascentMeters +
"\ndescentMeters=" + descentMeters +
@ -247,11 +280,8 @@ public class FetchSportsSummaryOperation extends AbstractFetchOperation {
"\nminPace=" + minPace +
"\nmaxPace=" + maxPace +
"\ntotalStride=" + totalStride +
"\nascentSeconds=" + ascentSeconds +
"\ndescentSeconds=" + descentSeconds +
"\nflatSeconds=" + flatSeconds +
"\naverageHR=" + averageHR +
"\naveragePaceSeconds=" + averagePaceSeconds +
"\naverageKMPaceSeconds=" + averageKMPaceSeconds +
"\naverageStride=" + averageStride +
""
);