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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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56
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; return;
} }
if ((byte) (lastPacketCounter + 1) == value[0] ) { if ((byte) (lastPacketCounter + 1) == value[0]) {
lastPacketCounter++; lastPacketCounter++;
bufferActivityData(value); bufferActivityData(value);
} else { } else {
@@ -154,6 +154,7 @@ public class FetchSportsSummaryOperation extends AbstractFetchOperation {
/** /**
* Buffers the given activity summary data. If the total size is reached, * Buffers the given activity summary data. If the total size is reached,
* it is converted to an object and saved in the database. * it is converted to an object and saved in the database.
*
* @param value * @param value
*/ */
@Override @Override
@@ -166,7 +167,7 @@ public class FetchSportsSummaryOperation extends AbstractFetchOperation {
ByteBuffer buffer = ByteBuffer.wrap(stream.toByteArray()).order(ByteOrder.LITTLE_ENDIAN); ByteBuffer buffer = ByteBuffer.wrap(stream.toByteArray()).order(ByteOrder.LITTLE_ENDIAN);
// summary.setVersion(BLETypeConversions.toUnsigned(buffer.getShort())); // summary.setVersion(BLETypeConversions.toUnsigned(buffer.getShort()));
short version = buffer.getShort(); // version 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; int activityKind = ActivityKind.TYPE_UNKNOWN;
try { try {
int rawKind = BLETypeConversions.toUnsigned(buffer.getShort()); int rawKind = BLETypeConversions.toUnsigned(buffer.getShort());
@@ -216,21 +217,53 @@ public class FetchSportsSummaryOperation extends AbstractFetchOperation {
float maxPace = buffer.getFloat(); // format? float maxPace = buffer.getFloat(); // format?
float totalStride = buffer.getFloat(); float totalStride = buffer.getFloat();
buffer.getInt(); // unknown
buffer.getInt(); // unknown
buffer.getInt(); // unknown buffer.getInt(); // 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 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? int ascentSeconds = buffer.getInt() / 1000; //ms?
buffer.getInt(); // unknown; buffer.getInt(); // unknown;
int descentSeconds = buffer.getInt() / 1000; //ms? int descentSeconds = buffer.getInt() / 1000; //ms?
buffer.getInt(); // unknown; buffer.getInt(); // unknown;
int flatSeconds = buffer.getInt() / 1000; // ms? int flatSeconds = buffer.getInt() / 1000; // ms?
int averageHR = buffer.getShort(); LOG.debug("unused non-swim data:" +
int averagePaceSeconds = buffer.getShort(); "\nascentSeconds=" + ascentSeconds +
int averageStride = buffer.getShort(); "\ndescentSeconds=" + descentSeconds +
buffer.getShort(); // unknown "\nflatSeconds=" + flatSeconds +
""
);
}
LOG.debug("unused data:" + short averageHR = buffer.getShort();
short averageKMPaceSeconds = buffer.getShort();
short averageStride = buffer.getShort();
LOG.debug("unused common:" +
"\ndistanceMeters=" + distanceMeters + "\ndistanceMeters=" + distanceMeters +
"\nascentMeters=" + ascentMeters + "\nascentMeters=" + ascentMeters +
"\ndescentMeters=" + descentMeters + "\ndescentMeters=" + descentMeters +
@@ -247,11 +280,8 @@ public class FetchSportsSummaryOperation extends AbstractFetchOperation {
"\nminPace=" + minPace + "\nminPace=" + minPace +
"\nmaxPace=" + maxPace + "\nmaxPace=" + maxPace +
"\ntotalStride=" + totalStride + "\ntotalStride=" + totalStride +
"\nascentSeconds=" + ascentSeconds +
"\ndescentSeconds=" + descentSeconds +
"\nflatSeconds=" + flatSeconds +
"\naverageHR=" + averageHR + "\naverageHR=" + averageHR +
"\naveragePaceSeconds=" + averagePaceSeconds + "\naverageKMPaceSeconds=" + averageKMPaceSeconds +
"\naverageStride=" + averageStride + "\naverageStride=" + averageStride +
"" ""
); );