Intel 82854 GMCH - Manual (Page 51)

Intel® Digital Set Top Box Display Driver 51
User’s Guide for Microsoft* Windows* CE 5.0
7.1.1.20 ICEGD_ESCAPE_QUERY_HDMI_HOTPLUG
Input Data Structure Output Data Structure Notes
N/A esc_enum_hotplug_status
ESC_HDMI_PLUG_IN :
ESC_HDMI_PLUG_OUT
Description
This escape code is used to query the HDMI hotplug status.
Output Data Structure Definition
If the HDMI is plugged in, return ESC_HDMI_PLUG_IN, else, return ESC_HDMI_PLUG_OUT.
Example
esc_enum_hotplug_status status ;
ExtEscape(
hDC,
ICEGD_ESCAPE_QUERY_HDMI_HOTPLUG,
0,
NULL,
sizeof(esc_enum_hotplug_status) ,
(LPSTR)&status
);
if(status == ESC_HDMI_PLUG_IN)
_tprintf(_T(" Status: IN\n"));
else if(status == ESC_HDMI_PLUG_OUT)
_tprintf(_T(" Status: OUT\n"));
else
_tprintf(_T(" Invalid Hotplug Status.\n"));