ALSittingPeopleDetection API

NAOqi People Perception - Overview | API

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Namespace : AL

#include <alproxies/alsittingpeopledetectionproxy.h>

Method list

class ALSittingPeopleDetectionProxy

• As any module, this module inherits methods from ALModule API.
• It also inherits methods from ALExtractor API.
• It also has the following specific methods:
  • ALSittingPeopleDetectionProxy::getSittingThreshold
  • ALSittingPeopleDetectionProxy::setSittingThreshold

Event list

• SittingPeopleDetection/PersonSittingDown()
• SittingPeopleDetection/PersonStandingUp()

ALMemory Key list

• PeoplePerception/Person/<ID>/IsSitting

Methods

float ALSittingPeopleDetectionProxy::getSittingThreshold()

Returns the threshold used to distinguish between sitting and standing people.

void ALSittingPeopleDetectionProxy::setSittingThreshold(const float& threshold)

Parameters:

• threshold – Threshold in meters used to distinguish between sitting and standing people. The default value is 1.5 meter.

Events

Event: "SittingPeopleDetection/PersonSittingDown"

callback(std::string eventName, int id, std::string subscriberIdentifier)

Raised when a person goes from standing to sitting position.

Parameters:

• eventName (std::string) – “SittingPeopleDetection/PersonSittingDown”
• id – ID of the person as defined by the ALPeoplePerception API.
• subscriberIdentifier (std::string) –

Event: "SittingPeopleDetection/PersonStandingUp"

callback(std::string eventName, int id, std::string subscriberIdentifier)

Raised when a person goes from sitting to standing position.

Parameters:

• eventName (std::string) – “SittingPeopleDetection/PersonStandingUp”
• id – ID of the person as defined by the ALPeoplePerception API.
• subscriberIdentifier (std::string) –

ALMemory Keys

int PeoplePerception/Person/<ID>/IsSitting

Posture of a person:

• 0 means that the person is standing,
• 1 means sitting,
• 2 means that the posture is unknown.

<ID> is the ID of the person as defined by the ALPeoplePerception API.

See also: PeoplePerception/PeopleList.