ptz

The ptz proxy provides an interface to pan-tilt units such as the Sony PTZ camera. More...


Detailed Description

The ptz proxy provides an interface to pan-tilt units such as the Sony PTZ camera.

Classes

struct  playerc_ptz_t
 PTZ device data. More...

Functions

PLAYERC_EXPORT playerc_ptz_tplayerc_ptz_create (playerc_client_t *client, int index)
 Create a ptz proxy.
PLAYERC_EXPORT void playerc_ptz_destroy (playerc_ptz_t *device)
 Destroy a ptz proxy.
PLAYERC_EXPORT int playerc_ptz_subscribe (playerc_ptz_t *device, int access)
 Subscribe to the ptz device.
PLAYERC_EXPORT int playerc_ptz_unsubscribe (playerc_ptz_t *device)
 Un-subscribe from the ptz device.
PLAYERC_EXPORT int playerc_ptz_set (playerc_ptz_t *device, double pan, double tilt, double zoom)
 Set the pan, tilt and zoom values.
PLAYERC_EXPORT int playerc_ptz_query_status (playerc_ptz_t *device)
 Query the pan and tilt status.
PLAYERC_EXPORT int playerc_ptz_set_ws (playerc_ptz_t *device, double pan, double tilt, double zoom, double panspeed, double tiltspeed)
 Set the pan, tilt and zoom values (and speed)
PLAYERC_EXPORT int playerc_ptz_set_control_mode (playerc_ptz_t *device, int mode)
 Change control mode (select velocity or position control)

Function Documentation

PLAYERC_EXPORT playerc_ptz_t* playerc_ptz_create ( playerc_client_t client,
int  index 
)

Create a ptz proxy.

PLAYERC_EXPORT void playerc_ptz_destroy ( playerc_ptz_t device)

Destroy a ptz proxy.

PLAYERC_EXPORT int playerc_ptz_query_status ( playerc_ptz_t device)

Query the pan and tilt status.

Parameters:
devicePointer to proxy object.
PLAYERC_EXPORT int playerc_ptz_set ( playerc_ptz_t device,
double  pan,
double  tilt,
double  zoom 
)

Set the pan, tilt and zoom values.

Parameters:
devicePointer to proxy object.
panPan value, in radians; 0 = centered.
tiltTilt value, in radians; 0 = level.
zoomZoom value, in radians (corresponds to camera field of view).
PLAYERC_EXPORT int playerc_ptz_set_control_mode ( playerc_ptz_t device,
int  mode 
)

Change control mode (select velocity or position control)

Parameters:
devicePointer to proxy object.
modeDesired mode (PLAYER_PTZ_VELOCITY_CONTROL or PLAYER_PTZ_POSITION_CONTROL)
Returns:
0 on success, -1 on error, -2 on NACK.
PLAYERC_EXPORT int playerc_ptz_set_ws ( playerc_ptz_t device,
double  pan,
double  tilt,
double  zoom,
double  panspeed,
double  tiltspeed 
)

Set the pan, tilt and zoom values (and speed)

Parameters:
devicePointer to proxy object.
panPan value, in radians; 0 = centered.
tiltTilt value, in radians; 0 = level.
zoomZoom value, in radians (corresponds to camera field of view).
panspeedPan speed, in radians/sec.
tiltspeedTilt speed, in radians/sec.
PLAYERC_EXPORT int playerc_ptz_subscribe ( playerc_ptz_t device,
int  access 
)

Subscribe to the ptz device.

PLAYERC_EXPORT int playerc_ptz_unsubscribe ( playerc_ptz_t device)

Un-subscribe from the ptz device.