ptz
[Device proxies]

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

Function Documentation

int playerc_ptz_set (  playerc_ptz_t *  device,
double  pan,
double  tilt,
double  zoom
) 
 

Set the pan, tilt and zoom values.

Parameters:
device Pointer to proxy object.
pan Pan value, in radians; 0 = centered.
tilt Tilt value, in radians; 0 = level.
zoom Zoom value, in radians (corresponds to camera field of view).

int playerc_ptz_set_control_mode (  playerc_ptz_t *  device,
int  mode
) 
 

Change control mode (select velocity or position control).

Parameters:
device Pointer to proxy object.
mode Desired mode (PLAYER_PTZ_VELOCITY_CONTROL or PLAYER_PTZ_POSITION_CONTROL)
Returns:
0 on success, -1 on error, -2 on NACK.

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:
device Pointer to proxy object.
pan Pan value, in radians; 0 = centered.
tilt Tilt value, in radians; 0 = level.
zoom Zoom value, in radians (corresponds to camera field of view).
panspeed Pan speed, in radians/sec.
tiltspeed Tilt speed, in radians/sec.
Last updated 12 September 2005 21:38:45