sample-run.tcx
<?xml version="1.0" encoding="UTF-8"?>
<TrainingCenterDatabase
xmlns="http://www.garmin.com/xmlschemas/TrainingCenterDatabase/v2"
xmlns:ns3="http://www.garmin.com/xmlschemas/ActivityExtension/v2"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.garmin.com/xmlschemas/TrainingCenterDatabase/v2 http://www.garmin.com/xmlschemas/TrainingCenterDatabasev2.xsd">
<Activities>
<Activity Sport="Running">
<Id>2026-04-05T08:00:00Z</Id>
<Lap StartTime="2026-04-05T08:00:00Z">
<TotalTimeSeconds>720</TotalTimeSeconds>
<DistanceMeters>1164.75</DistanceMeters>
<Calories>168</Calories>
<AverageHeartRateBpm><Value>149</Value></AverageHeartRateBpm>
<MaximumHeartRateBpm><Value>165</Value></MaximumHeartRateBpm>
<Intensity>Active</Intensity>
<TriggerMethod>Manual</TriggerMethod>
<Track>
<Trackpoint>
<Time>2026-04-05T08:00:00Z</Time>
<Position>
<LatitudeDegrees>40.782</LatitudeDegrees>
<LongitudeDegrees>-73.965</LongitudeDegrees>
</Position>
… (134 more lines)
这个 TCX 文件里有什么
Garmin Training Center Database v2，含Sport="Running"。其中<Lap>保存总时间、距离、卡路里以及平均/最大心率；每个<Trackpoint>都带有位置、海拔、累计距离和心率。