SpeedReadingInterval
Stay organized with collections
Save and categorize content based on your preferences.
Traffic density indicator on a contiguous segment of a polyline or path. Given a path with points P_0, P_1, ... , P_N (zero-based index), the SpeedReadingInterval defines an interval and describes its traffic using the following categories.
| JSON representation |
{
"startPolylinePointIndex": integer,
"endPolylinePointIndex": integer,
// Union field speed_type can be only one of the following:
"speed": enum (Speed)
// End of list of possible types for union field speed_type.
} |
| Fields |
startPolylinePointIndex |
integer
The starting index of this interval in the polyline.
|
endPolylinePointIndex |
integer
The ending index of this interval in the polyline.
|
Union field speed_type. The type of speed in this interval. speed_type can be only one of the following: |
speed |
enum (Speed)
Traffic speed in this interval.
|
Speed
The classification of polyline speed based on traffic data.
| Enums |
SPEED_UNSPECIFIED |
Default value. This value is unused. |
NORMAL |
Normal speed, no traffic delays. |
SLOW |
Slowdown detected, medium amount of traffic. |
TRAFFIC_JAM |
Traffic delays. |
Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. For details, see the Google Developers Site Policies. Java is a registered trademark of Oracle and/or its affiliates.
Last updated 2025-08-27 UTC.
[null,null,["Last updated 2025-08-27 UTC."],[[["\u003cp\u003e\u003ccode\u003eSpeedReadingInterval\u003c/code\u003e indicates traffic density on a path segment using start and end points.\u003c/p\u003e\n"],["\u003cp\u003eIt classifies traffic speed into categories: \u003ccode\u003eNORMAL\u003c/code\u003e, \u003ccode\u003eSLOW\u003c/code\u003e, and \u003ccode\u003eTRAFFIC_JAM\u003c/code\u003e.\u003c/p\u003e\n"],["\u003cp\u003eThe interval is represented in JSON format including start/end point indexes and speed information.\u003c/p\u003e\n"]]],[],null,["# SpeedReadingInterval\n\n- [JSON representation](#SCHEMA_REPRESENTATION)\n- [Speed](#Speed)\n\nTraffic density indicator on a contiguous segment of a polyline or path. Given a path with points P_0, P_1, ... , P_N (zero-based index), the `SpeedReadingInterval` defines an interval and describes its traffic using the following categories.\n\n| JSON representation |\n|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| ``` { \"startPolylinePointIndex\": integer, \"endPolylinePointIndex\": integer, // Union field `speed_type` can be only one of the following: \"speed\": enum (/maps/documentation/routes/reference/rest/v2/SpeedReadingInterval#Speed) // End of list of possible types for union field `speed_type`. } ``` |\n\n| Fields ||\n|---------------------------|-----------------------------------------------------------------------------------------------------------------------------|\n| `startPolylinePointIndex` | `integer` The starting index of this interval in the polyline. |\n| `endPolylinePointIndex` | `integer` The ending index of this interval in the polyline. |\n| Union field `speed_type`. The type of speed in this interval. `speed_type` can be only one of the following: ||\n| `speed` | `enum (`[Speed](/maps/documentation/routes/reference/rest/v2/SpeedReadingInterval#Speed)`)` Traffic speed in this interval. |\n\nSpeed\n-----\n\nThe classification of polyline speed based on traffic data.\n\n| Enums ||\n|---------------------|----------------------------------------------|\n| `SPEED_UNSPECIFIED` | Default value. This value is unused. |\n| `NORMAL` | Normal speed, no traffic delays. |\n| `SLOW` | Slowdown detected, medium amount of traffic. |\n| `TRAFFIC_JAM` | Traffic delays. |"]]
