Sensoray 616 Linux - Manual (Page 16)

16
SX16_IOC_SET_CAPTION_TRANSPARENCY
ioctl( handle, SX16_IOC_SET_CAPTION_TRANSPARENCY, transp );
Parameters
transp
Caption transparency attribute. Must be one of the following:
OVL_TRANSP_T transparent.
OVL_TRANSP_BBKGND black background.
OVL_TRANSP_T_BKGND transparent text on a background.
OVL_TRANSP_B_BKGRD black text on a background.
Return values
None.
Notes
Sets caption transparency attribute.
SX16_IOC_SET_CAPTION_TEXT
ioctl( handle, SX16_IOC_SET_CAPTION_TEXT, text );
Parameters
text
Null-terminated string of caption text.
Return values
None.
Notes
Sets caption text.
SX16_IOC_SET_CAPTION_ON
ioctl( handle, SX16_IOC_SET_CAPTION_ON, on );
Parameters
on
Caption on/off. Must be 0 or 1.
Return values
None.
Notes
Sets caption on/off.