google maps - Finding out bus stops on a set path/polyline -

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my app finds route between 2 locations (transit locations). in bus/train polyline wanted find bus stops available, since google maps directions api doesn't provide results of intermediate stops.

how 1 know bus stops in route?

is way obtain decode polyline , latlng objects , find them places api? - ping google places api n times many latlng objects found, if there has done before, please share thoughts.


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