vftr_fld.c File Reference

Core feature-lib for fall detection (FLD) More...

#include "vftr_fld.h"
#include <errno.h>
#include <math.h>
#include <string.h>
#include <stdlib.h>
#include "mpi_base_types.h"
#include "mpi_dev.h"
#include "mpi_errno.h"
#include "mpi_iva.h"
#include "fld_algo.h"
#include "fld_log.h"

Macros
#define	VFTR_FLD_MIN_OBJ_LIFE_TH   0
#define	VFTR_FLD_MAX_OBJ_LIFE_TH   (MPI_IVA_OD_MAX_LIFE)
#define	VFTR_FLD_MIN_OBJ_FALLING_MV   0
#define	VFTR_FLD_MAX_OBJ_FALLING_MV   120
#define	VFTR_FLD_MIN_OBJ_STOP_MV   0
#define	VFTR_FLD_MAX_OBJ_STOP_MV   120
#define	VFTR_FLD_MIN_OBJ_HIGH_RATIO_TH   0
#define	VFTR_FLD_MAX_OBJ_HIGH_RATIO_TH   VFTR_FLD_WEIGHT_MAX
#define	VFTR_FLD_MIN_FALLING_PERIOD_TH   0
#define	VFTR_FLD_MAX_FALLING_PERIOD_TH   100 * 60
#define	VFTR_FLD_MIN_DOWN_PERIOD_TH   0
#define	VFTR_FLD_MAX_DOWN_PERIOD_TH   100 * 60
#define	VFTR_FLD_MIN_FALLEN_PERIOD_TH   0
#define	VFTR_FLD_MAX_FALLEN_PERIOD_TH   100 * 60
#define	VFTR_FLD_MIN_DEMO_LEVEL   0
#define	VFTR_FLD_MAX_DEMO_LEVEL   1

Functions
VFTR_FLD_INSTANCE_S *	VFTR_FLD_newInstance ()
	Create FLD (fall detection) instance. More...
INT32	VFTR_FLD_deleteInstance (VFTR_FLD_INSTANCE_S **instance)
	Delete FLD instance. More...
INT32	VFTR_FLD_checkParam (const VFTR_FLD_PARAM_S *inParam)
	Check FLD parameters. More...
INT32	VFTR_FLD_setParam (VFTR_FLD_INSTANCE_S *instance, const VFTR_FLD_PARAM_S *param)
	Set FLD (fall detection) parameters. More...
INT32	VFTR_FLD_getParam (const VFTR_FLD_INSTANCE_S *instance, VFTR_FLD_PARAM_S *param)
	Get FLD parameters. More...
INT32	VFTR_FLD_detect (VFTR_FLD_INSTANCE_S *instance, const MPI_IVA_OBJ_LIST_S *obj_list, VFTR_FLD_STATUS_S *status)
	Detect FLD (fall detection) result. More...
INT32	VFTR_FLD_getStat (const VFTR_FLD_INSTANCE_S *instance, VFTR_FLD_STATUS_S *status)
	Get FLD status. More...

Detailed Description

Core feature-lib for fall detection (FLD)

Macro Definition Documentation

#define VFTR_FLD_MAX_DEMO_LEVEL   1

Detail demo

#define VFTR_FLD_MAX_DOWN_PERIOD_TH   100 * 60

Max down period threadhold of FLD. (60 second)

#define VFTR_FLD_MAX_FALLEN_PERIOD_TH   100 * 60

Max fallen period threadhold of FLD. (60 second)

#define VFTR_FLD_MAX_FALLING_PERIOD_TH   100 * 60

Max falling period threadhold of FLD. (60 second)

#define VFTR_FLD_MAX_OBJ_FALLING_MV   120

Max falling mv of FLD obejct.

#define VFTR_FLD_MAX_OBJ_HIGH_RATIO_TH   VFTR_FLD_WEIGHT_MAX

Max high ratio threadhold of FLD obejct.

#define VFTR_FLD_MAX_OBJ_LIFE_TH   (MPI_IVA_OD_MAX_LIFE)

Max life threadhold of FLD obejct.

#define VFTR_FLD_MAX_OBJ_STOP_MV   120

Max stop mv of FLD obejct.

#define VFTR_FLD_MIN_DEMO_LEVEL   0

Simple demo

#define VFTR_FLD_MIN_DOWN_PERIOD_TH   0

Min down period threadhold of FLD. (0 second)

#define VFTR_FLD_MIN_FALLEN_PERIOD_TH   0

Min fallen period threadhold of FLD. (0 second)

#define VFTR_FLD_MIN_FALLING_PERIOD_TH   0

Min falling period threadhold of FLD. (0 second)

#define VFTR_FLD_MIN_OBJ_FALLING_MV   0

Min falling mv of FLD obejct.

#define VFTR_FLD_MIN_OBJ_HIGH_RATIO_TH   0

Min high ratio threadhold of FLD obejct.

#define VFTR_FLD_MIN_OBJ_LIFE_TH   0

Min life threadhold of FLD obejct.

#define VFTR_FLD_MIN_OBJ_STOP_MV   0

Min stop mv of FLD obejct.

Function Documentation

INT32 VFTR_FLD_checkParam

(

const VFTR_FLD_PARAM_S *

inParam

)

Check FLD parameters.

Parameters

[in]

param

FLD parameters.

Returns

The execution result.

Return values

0	success.
-EFAULT	input pointer is NULL.
-EINVAL	input pointer is NULL.

See also

VFTR_FLD_setParam()

VFTR_FLD_getParam()

INT32 VFTR_FLD_deleteInstance

(

VFTR_FLD_INSTANCE_S **

instance

)

Delete FLD instance.

Parameters

[in]

instance

FLD instance status.

Returns

The execution result.

Return values

0	success.
-EFAULT	input pointer is NULL.

See also

VFTR_DK_newInstance()

INT32 VFTR_FLD_detect	(	VFTR_FLD_INSTANCE_S *	instance,
		const MPI_IVA_OBJ_LIST_S *	obj_list,
		VFTR_FLD_STATUS_S *	status
	)

Detect FLD (fall detection) result.

Parameters

[in]	instance	FLD instance.
[in]	obj_list	OD object list.
[out]	status	FLD detected result.

Returns

The execution result.

Return values

0	success.
-EFAULT	input pointer is NULL.

See also

VFTR_FLD_getStat()

INT32 VFTR_FLD_getParam	(	const VFTR_FLD_INSTANCE_S *	instance,
		VFTR_FLD_PARAM_S *	param
	)

Get FLD parameters.

Parameters

[in]	instance	FLD instance.
[out]	param	FLD parameters.

Returns

The execution result.

Return values

0	success.
-EFAULT	input pointer is NULL.

See also

VFTR_FLD_setParam()

VFTR_FLD_checkParam()

INT32 VFTR_FLD_getStat	(	const VFTR_FLD_INSTANCE_S *	instance,
		VFTR_FLD_STATUS_S *	status
	)

Get FLD status.

Parameters

[in]	instance	FLD instance.
[out]	status	FLD detected result.

Returns

The execution result.

Return values

0	success.
-EFAULT	input pointer is NULL.

See also

VFTR_FLD_detect()

VFTR_FLD_INSTANCE_S* VFTR_FLD_newInstance

(

)

Create FLD (fall detection) instance.

Returns

The pointer to FLD instance.

Return values

Not NULL	success to create instance
NULL	fail to create instance

See also

VFTR_FLD_deleteInstance()

INT32 VFTR_FLD_setParam	(	VFTR_FLD_INSTANCE_S *	instance,
		const VFTR_FLD_PARAM_S *	param
	)

Set FLD (fall detection) parameters.

Parameters

[in]	instance	FLD instance.
[in]	param	FLD parameters.

Returns

The execution result.

Return values

0	success.
-EFAULT	input pointer is NULL.

See also

VFTR_FLD_checkParam()

VFTR_FLD_getParam()