Intel 82830M GMCH, 82854 GMCH manual Icegdescapesetvideoplanezorder

Page 44

7.1.1.14ICEGD_ESCAPE_SET_VIDEO_PLANE_ZORDER

Input Data Structure	Output Data Structure

esc_vid_plane_zorder_t	N/A

Notes

IGD_ZORDER_OVERLAY_ABOVE_PLANE 0x0

IGD_ZORDER_OVERLAY_BELOW_PLANE 0x1

Description

This escape code is used to set Z-order and key color for plane based alpha support.

Input Data Structure Definition

Please refer to icegd_public_escape.h for details about esc_vid_plane_zorder_t;

Example

static	unsigned long	lcolorkey = 0x090900;
static	unsigned long	lvideo_plane_position = IGD_ZORDER_OVERLAY_BELOW_PLANE;
esc_vid_plane_zorder_t		vid_plane_zorder;

memset(&vid_plane_zorder, 0, sizeof(esc_vid_plane_zorder_t));

vid_plane_zorder.ulKeyColor = lcolorkey;

vid_plane_zorder.ulZOrder = lvideo_plane_position;

ExtEscape(

Hdc,

ICEGD_ESCAPE_SET_VIDEO_PLANE_ZORDER, sizeof(esc_vid_plane_zorder_t), (LPCSTR)&vid_plane_zorder,

0,

NULL);

44Intel® Digital Set Top Box Display Driver User’s Guide for Microsoft* Windows* CE 5.0

Image 44

Contents

Intel Digital Set Top Box Display Driver Legal Statements Contents Hardware Limitations Revision History Date Driver DescriptionThis page intentionally left blank Definitions IntroductionDefinitions GMCHs Feature SummaryBase Features 2 830 and 854 Base Features Surface SupportDisplay Configuration Display Configuration Notes VBI SupportTV Encoders Direct3D Mobile SupportInstallation Notes Installing the MSIDisplay Driver MSI 1 830 MSIDriver Files Registry OptionsDisplay Options Configuration InformationDisplay Driver Options AlphaBlendModeDWORD VRWorkaroundModeDWORDPort Driver TV Encoder DLL Options Memory Management Options 4 2D Graphics Options SysToVidStretch DwordBlendFilter Dword BlitSyncVBI DwordGDI Options Video OptionsForceGRAY16 Dword MaxBackBuffers DwordDirect3D Mobile Options Port Driver TV Encoder DLL Attributes Port Driver Attribute Notes Conexant Port Driver AttributesFocus Port Driver Attributes Silicon Image Port Driver AttributesConfiguration Default Configuration1 830 Default Configuration 2 854 ConfigurationConfiguration Changes Changing the TV Format to PAL-BChanging the TV Output Type to Component Enabling 3D SupportHdmi Support Single, Shadow DVO Modes 854 Chipset Limitations Hardware Limitations830 Chipset Limitations Programming Interface WinCE Graphics Driver Escape InterfaceSummary of Supported Graphics Driver Escape Codes Icegdescapeenableport Input Data Structure Output Data StructureIcegdescapegetnumpdattributes Icegdescapegetavailpdattributes Icegdescapesetpdattributes IcegdescapegetavailpdattributesIcegdescapegetnumpdattributes Null Icegdescapesetovlcolorparams Icegdescapesetfbgammaramp Icegdescapegetmemstats Icegdescapegetmonitordesc Icegdescapevbienable Icegdescapevbidisable Icegdescapevbiupdate Sleep33 Disable vbi ExtEscape Hdc Icegdescapeinterruptinstall Icegdescapeinterruptuninstall Icegdescapesetvideoplanezorder Icegdescapesethwalphacompatmode Icegdescapedriverversion ICEGDESCAPEI2CCONFIG ICEGDESCAPEI2CACCESS Page This escape code is used to select a DVO port master/slave Icegdescapequeryhdmihotplug Icegdescapequeryhdmihotplug NullIcegdescapewaithdmihotplug Icegdescapewaithdmihotplug NullIcegdescapesetscaninfo