com.sun.jna.platform.win32.Dxva2 Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of jna-platform Show documentation
Show all versions of jna-platform Show documentation
Java Native Access Platform
/*
* Copyright 2014 Martin Steiger
*
* The contents of this file is dual-licensed under 2
* alternative Open Source/Free licenses: LGPL 2.1 or later and
* Apache License 2.0. (starting with JNA version 4.0.0).
*
* You can freely decide which license you want to apply to
* the project.
*
* You may obtain a copy of the LGPL License at:
*
* http://www.gnu.org/licenses/licenses.html
*
* A copy is also included in the downloadable source code package
* containing JNA, in file "LGPL2.1".
*
* You may obtain a copy of the Apache License at:
*
* http://www.apache.org/licenses/
*
* A copy is also included in the downloadable source code package
* containing JNA, in file "AL2.0".
*/
package com.sun.jna.platform.win32;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import com.sun.jna.DefaultTypeMapper;
import com.sun.jna.Library;
import com.sun.jna.Native;
import com.sun.jna.platform.EnumConverter;
import com.sun.jna.platform.win32.WTypes.LPSTR;
import com.sun.jna.platform.win32.WinDef.BOOL;
import com.sun.jna.platform.win32.WinDef.BYTE;
import com.sun.jna.platform.win32.WinDef.DWORD;
import com.sun.jna.platform.win32.WinDef.DWORDByReference;
import com.sun.jna.platform.win32.WinNT.HANDLE;
import com.sun.jna.platform.win32.WinUser.HMONITOR;
import com.sun.jna.win32.StdCallLibrary;
/**
* A port of dxva2.dll
* @author Martin Steiger
*/
public interface Dxva2 extends StdCallLibrary, PhysicalMonitorEnumerationAPI, HighLevelMonitorConfigurationAPI, LowLevelMonitorConfigurationAPI {
Map DXVA_OPTIONS = Collections.unmodifiableMap(new HashMap() {
private static final long serialVersionUID = -1987971664975780480L;
{
put(Library.OPTION_TYPE_MAPPER, new DefaultTypeMapper()
{
{
addTypeConverter(MC_POSITION_TYPE.class, new EnumConverter(MC_POSITION_TYPE.class));
addTypeConverter(MC_SIZE_TYPE.class, new EnumConverter(MC_SIZE_TYPE.class));
addTypeConverter(MC_GAIN_TYPE.class, new EnumConverter(MC_GAIN_TYPE.class));
addTypeConverter(MC_DRIVE_TYPE.class, new EnumConverter(MC_DRIVE_TYPE.class));
}
});
}
});
/**
* The only instance of the library
*/
Dxva2 INSTANCE = Native.load("Dxva2", Dxva2.class, DXVA_OPTIONS);
/******************************************************************************
Monitor capability functions
******************************************************************************/
/**
* Retrieves the configuration capabilities of a monitor. Call this function to find out which high-level
* monitor configuration functions are supported by the monitor.
* @param hMonitor Handle to a physical monitor. To get the monitor handle, call
* {@link #GetPhysicalMonitorsFromHMONITOR}
* @param pdwMonitorCapabilities Receives a bitwise OR of capabilities flags. (MC_CAPS_*)
* @param pdwSupportedColorTemperatures Receives a bitwise OR of color temperature flags.
* (MC_SUPPORTED_COLOR_TEMPERATURE_*)
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is
* FALSE. To get extended error information, call GetLastError.
*
* The function fails if the monitor does not support DDC/CI.
*/
BOOL GetMonitorCapabilities(HANDLE hMonitor, DWORDByReference pdwMonitorCapabilities, DWORDByReference pdwSupportedColorTemperatures);
/******************************************************************************
Monitor setting persistence functions
******************************************************************************/
/**
* Saves the current monitor settings to the display's nonvolatile storage.
*
* This function takes about 200 milliseconds to return.
* This high-level function is identical to the low-level function SaveCurrentSettings.
* @param hMonitor Handle to a physical monitor. To get the monitor handle, call GetPhysicalMonitorsFromHMONITOR
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE.
*/
BOOL SaveCurrentMonitorSettings(HANDLE hMonitor);
/******************************************************************************
Monitor meta-data functions
******************************************************************************/
/**
* Retrieves the type of technology used by a monitor.
* This function does not support every display technology. If a monitor uses a display technology that is
* supported by this function, the GetMonitorCapabilities function returns the MC_CAPS_DISPLAY_TECHNOLOGY_TYPE
* flag. If that flag is absent, the GetMonitorTechnologyType function fails.
* Some monitor technologies do not support certain monitor configuration functions. For example,
* the DegaussMonitor function is supported only for cathode ray tube (CRT) monitors. To find out whether a
* specific function is supported, call GetMonitorCapabilities.
* @param hMonitor Handle to a physical monitor. To get the monitor handle, call GetPhysicalMonitorsFromHMONITOR
* @param pdtyDisplayTechnologyType Receives the technology type as defined in {@link HighLevelMonitorConfigurationAPI.MC_DISPLAY_TECHNOLOGY_TYPE}.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE.
*/
BOOL GetMonitorTechnologyType(HANDLE hMonitor, MC_DISPLAY_TECHNOLOGY_TYPE.ByReference pdtyDisplayTechnologyType);
/******************************************************************************
Monitor image calibration functions
******************************************************************************/
/**
* Retrieves a monitor's minimum, maximum, and current brightness settings.
*
* If this function is supported, the GetMonitorCapabilities function returns the MC_CAPS_BRIGHTNESS flag.
* This function takes about 40 milliseconds to return. The brightness setting is a continuous monitor setting.
* @param hMonitor Handle to a physical monitor
* @param pdwMinimumBrightness Receives the monitor's minimum brightness.
* @param pdwCurrentBrightness Receives the monitor's current brightness.
* @param pdwMaximumBrightness Receives the monitor's maximum brightness.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE.
*/
BOOL GetMonitorBrightness(HANDLE hMonitor, DWORDByReference pdwMinimumBrightness,
DWORDByReference pdwCurrentBrightness, DWORDByReference pdwMaximumBrightness);
/**
* Retrieves a monitor's minimum, maximum, and current contrast settings.
* @param hMonitor Handle to a physical monitor.
* @param pdwMinimumContrast Receives the monitor's minimum contrast.
* @param pdwCurrentContrast Receives the monitor's current contrast.
* @param pdwMaximumContrast Receives the monitor's maximum contrast.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE
*/
BOOL GetMonitorContrast(HANDLE hMonitor, DWORDByReference pdwMinimumContrast, DWORDByReference pdwCurrentContrast,
DWORDByReference pdwMaximumContrast);
/**
* Retrieves a monitor's current color temperature.
*
* If this function is supported, the GetMonitorCapabilities function returns the MC_CAPS_COLOR_TEMPERATURE flag.
* This function takes between 0 and 80 milliseconds to return.
* @param hMonitor Handle to a physical monitor.
* @param pctCurrentColorTemperature Receives the monitor's current color temperature.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE
*/
BOOL GetMonitorColorTemperature(HANDLE hMonitor, MC_COLOR_TEMPERATURE.ByReference pctCurrentColorTemperature);
/**
* Retrieves a monitor's red, green, or blue drive value.
*
* Drive settings are generally used to adjust the monitor's white point. Drive and black level are different
* names for the same monitor setting. If this function is supported, the GetMonitorCapabilities function returns
* the MC_CAPS_RED_GREEN_BLUE_DRIVE flag.
* @param hMonitor Handle to a physical monitor.
* @param dtDriveType A member of the MC_DRIVE_TYPE enumeration, specifying whether to retrieve the red, green, or blue drive value.
* @param pdwMinimumDrive Receives the minimum red, green, or blue drive value.
* @param pdwCurrentDrive Receives the current red, green, or blue drive value.
* @param pdwMaximumDrive Receives the maximum red, green, or blue drive value.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE
*/
BOOL GetMonitorRedGreenOrBlueDrive(HANDLE hMonitor, MC_DRIVE_TYPE dtDriveType, DWORDByReference pdwMinimumDrive,
DWORDByReference pdwCurrentDrive, DWORDByReference pdwMaximumDrive);
/**
* Retrieves a monitor's red, green, or blue gain value.
*
* Gain settings are generally used to adjust the monitor's white point. If this function is supported, the
* GetMonitorCapabilities function returns the MC_CAPS_RED_GREEN_BLUE_GAIN flag. This function takes about 40 milliseconds to return.
* The gain settings are continuous monitor settings.
* @param hMonitor Handle to a physical monitor.
* @param gtGainType A member of the MC_GAIN_TYPE enumeration, specifying whether to retrieve the red, green, or blue gain value.
* @param pdwMinimumGain Receives the minimum red, green, or blue gain value.
* @param pdwCurrentGain Receives the current red, green, or blue gain value.
* @param pdwMaximumGain Receives the maximum red, green, or blue gain value.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE
*/
BOOL GetMonitorRedGreenOrBlueGain(HANDLE hMonitor, MC_GAIN_TYPE gtGainType, DWORDByReference pdwMinimumGain,
DWORDByReference pdwCurrentGain, DWORDByReference pdwMaximumGain);
/**
* Sets a monitor's brightness value.
*
* If this function is supported, the GetMonitorCapabilities function returns the MC_CAPS_BRIGHTNESS flag.
* This function takes about 50 milliseconds to return.
* The brightness setting is a continuous monitor setting.
* @param hMonitor Handle to a physical monitor.
* @param dwNewBrightness Brightness value. To get the monitor's minimum and maximum brightness values, call GetMonitorBrightness.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE
*/
BOOL SetMonitorBrightness(HANDLE hMonitor, int dwNewBrightness);
/**
* Sets a monitor's contrast value.
*
* If this function is supported, the GetMonitorCapabilities function returns the MC_CAPS_CONTRAST flag.
* This function takes about 50 milliseconds to return. The brightness setting is a continuous monitor setting.
* @param hMonitor Handle to a physical monitor.
* @param dwNewContrast Contrast value. To get the monitor's minimum and maximum contrast values, call GetMonitorContrast.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE
*/
BOOL SetMonitorContrast(HANDLE hMonitor, int dwNewContrast);
/**
* Sets a monitor's color temperature.
*
* If this function is supported, the GetMonitorCapabilities function returns the MC_CAPS_COLOR_TEMPERATURE flag.
* The GetMonitorCapabilities function also returns the range of color temperatures that the monitor supports.
* The ctCurrentColorTemperature parameter must correspond to one of these values. Changing the color temperature
* changes the monitor's white point. It can also change the current drive and gain settings. To get the new drive
* and gain settings, call GetMonitorRedGreenOrBlueDrive and GetMonitorRedGreenOrBlueGain, respectively.
* This function takes from 50 to 90 milliseconds to return.
* @param hMonitor Handle to a physical monitor.
* @param ctCurrentColorTemperature Color temperature, specified as a member of the MC_COLOR_TEMPERATURE enumeration.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE
*/
BOOL SetMonitorColorTemperature(HANDLE hMonitor, MC_COLOR_TEMPERATURE ctCurrentColorTemperature);
/**
* Sets a monitor's red, green, or blue drive value.
*
* Drive settings are generally used to adjust the
* monitor's white point. Drive and black level are different names for the same monitor setting. If this function
* is supported, the GetMonitorCapabilities function returns the MC_CAPS_RED_GREEN_BLUE_DRIVE flag. This function
* takes about 50 milliseconds to return. Changing the drive settings can change the color temperature. To get the
* new color temperature, call GetMonitorColorTemperature. The drive settings are continuous monitor settings
* @param hMonitor Handle to a physical monitor.
* @param dtDriveType A member of the MC_DRIVE_TYPE enumeration, specifying whether to set the red, green, or blue
* drive value.
* @param dwNewDrive Red, green, or blue drive value. To get the monitor's minimum and maximum drive values, call
* GetMonitorRedGreenOrBlueDrive.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE
*/
BOOL SetMonitorRedGreenOrBlueDrive(HANDLE hMonitor, MC_DRIVE_TYPE dtDriveType, int dwNewDrive);
/**
* Sets a monitor's red, green, or blue gain value.
*
* Gain settings are generally used to adjust the
* monitor's white point. If this function is supported, the GetMonitorCapabilities function returns the
* MC_CAPS_RED_GREEN_BLUE_GAIN flag. This function takes about 50 milliseconds to return. Changing the gain settings
* can change the color temperature. To get the new color temperature, call GetMonitorColorTemperature. The gain
* settings are continuous monitor settings.
* @param hMonitor Handle to a physical monitor.
* @param gtGainType A member of the MC_GAIN_TYPE enumeration, specifying whether to set the red, green, or blue
* gain.
* @param dwNewGain Red, green, or blue gain value. To get the monitor's minimum and maximum gain values, call
* GetMonitorRedGreenOrBlueGain.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE
*/
BOOL SetMonitorRedGreenOrBlueGain(HANDLE hMonitor, MC_GAIN_TYPE gtGainType, int dwNewGain);
/**
* Degausses a monitor.
*
* If this function is supported, the GetMonitorCapabilities function returns the MC_CAPS_DEGAUSS flag. Degaussing
* is supported only by cathode ray tube (CRT) monitors. This function takes about 50 milliseconds to return. This
* function should not be called frequently, because calling it frequently will not noticeably improve the monitor's
* image quality or color fidelity.
* @param hMonitor Handle to a physical monitor.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE
*/
BOOL DegaussMonitor(HANDLE hMonitor);
/******************************************************************************
* Monitor image size and position calibration functions
******************************************************************************/
/**
* Retrieves a monitor's minimum, maximum, and current width or height.
*
* If this function is supported, the GetMonitorCapabilities function returns the MC_CAPS_DISPLAY_AREA_SIZE flag.
* This function takes about 40 milliseconds to return. The width and height settings are continuous monitor settings.
* @param hMonitor Handle to a physical monitor. To get the monitor handle, call GetPhysicalMonitorsFromHMONITOR
* @param stSizeType A member of the MC_SIZE_TYPE enumeration, specifying whether to retrieve the width or the height.
* @param pdwMinimumWidthOrHeight Receives the minimum width or height.
* @param pdwCurrentWidthOrHeight Receives the current width or height.
* @param pdwMaximumWidthOrHeight Receives the maximum width or height.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE.
*/
BOOL GetMonitorDisplayAreaSize(HANDLE hMonitor, MC_SIZE_TYPE stSizeType, DWORDByReference pdwMinimumWidthOrHeight,
DWORDByReference pdwCurrentWidthOrHeight, DWORDByReference pdwMaximumWidthOrHeight);
/**
* Retrieves a monitor's minimum, maximum, and current horizontal or vertical position.
*
* If this function is supported, the GetMonitorCapabilities function returns the MC_CAPS_DISPLAY_AREA_POSITION flag.
* This function takes about 40 milliseconds to return. The horizontal and vertical position are continuous monitor settings.
* @param hMonitor Handle to a physical monitor. To get the monitor handle, call GetPhysicalMonitorsFromHMONITOR
* @param ptPositionType A member of the MC_POSITION_TYPE enumeration, specifying whether to retrieve the horizontal position or the vertical position.
* @param pdwMinimumPosition Receives the minimum horizontal or vertical position.
* @param pdwCurrentPosition Receives the current horizontal or vertical position.
* @param pdwMaximumPosition Receives the maximum horizontal or vertical position.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE.
*/
BOOL GetMonitorDisplayAreaPosition(HANDLE hMonitor, MC_POSITION_TYPE ptPositionType,
DWORDByReference pdwMinimumPosition, DWORDByReference pdwCurrentPosition,
DWORDByReference pdwMaximumPosition);
/**
* Sets the width or height of a monitor's display area.
*
* If this function is supported, the GetMonitorCapabilities function returns the MC_CAPS_DISPLAY_AREA_SIZE flag.
* This function takes about 50 milliseconds to return. The width and height settings are continuous monitor settings.
* @param hMonitor Handle to a physical monitor. To get the monitor handle, call GetPhysicalMonitorsFromHMONITOR
* @param stSizeType A member of the MC_SIZE_TYPE enumeration, specifying whether to set the width or the height.
* @param dwNewDisplayAreaWidthOrHeight Display area width or height. To get the minimum and maximum width and height,
* call GetMonitorDisplayAreaSize.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE.
*/
BOOL SetMonitorDisplayAreaSize(HANDLE hMonitor, MC_SIZE_TYPE stSizeType, int dwNewDisplayAreaWidthOrHeight);
/**
* Sets the horizontal or vertical position of a monitor's display area.
*
* If this function is supported, the GetMonitorCapabilities function returns the MC_CAPS_DISPLAY_AREA_POSITION flag.
* This function takes about 50 milliseconds to return. The horizontal and vertical position are continuous monitor settings.
* @param hMonitor Handle to a physical monitor. To get the monitor handle, call GetPhysicalMonitorsFromHMONITOR
* @param ptPositionType A member of the MC_POSITION_TYPE enumeration, specifying whether to set the horizontal position or the vertical position.
* @param dwNewPosition Horizontal or vertical position. To get the minimum and maximum position, call GetMonitorDisplayAreaPosition.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE.
*/
BOOL SetMonitorDisplayAreaPosition(HANDLE hMonitor, MC_POSITION_TYPE ptPositionType, int dwNewPosition);
/******************************************************************************
* Restore to defaults functions
******************************************************************************/
/**
* Restores a monitor's color settings to their factory defaults. This function potentially changes the current
* value of the monitor's brightness, contrast, color temperature, drive, and gain. The current value of each
* setting is changed to its factory default. The default settings depend on the manufacturer. This function can
* also change the range of supported values for each of these settings. The function does not enable any monitor
* settings that were disabled. If this function is supported, the GetMonitorCapabilities function returns the
* MC_CAPS_RESTORE_FACTORY_COLOR_DEFAULTS flag. This function takes about 5 seconds to return. This function might
* reset monitor settings that are not accessible through the high-level monitor configuration functions. Whether
* this occurs depends on the specific model of monitor. The following settings are not affected by this function:
* - Display area size
* - Display area position
* - Capabilities flags
* @param hMonitor Handle to a physical monitor. To get the monitor handle, call GetPhysicalMonitorsFromHMONITOR
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE.
*/
BOOL RestoreMonitorFactoryColorDefaults(HANDLE hMonitor);
/**
* Restores a monitor's settings to their factory defaults. This function restores all of the settings that are
* supported by the high-level monitor configuration functions. It might also restore settings that are available
* only through the low-level functions and are not supported by the high-level functions. The current value of each
* setting is changed to its factory default. The exact settings that change, and the default values of those
* settings, depend on the manufacturer. This function can also change the range of supported values for some
* settings. If this function is supported, the GetMonitorCapabilities function returns the
* MC_CAPS_RESTORE_FACTORY_DEFAULTS flag. This function takes about 5 seconds to return. If GetMonitorCapabilities
* returns the MC_RESTORE_FACTORY_DEFAULTS_ENABLES_MONITOR_SETTINGS flag, this function also enables all of the
* monitor settings that are supported by the high-level functions. It is sometimes possible for an application to
* disable certain settings by calling the low-level functions. It is also possible for the user to disable certain
* settings by adjusting settings on the monitor's physical control panel. If that happens, the setting can only be
* re-enabled through the control panel or by calling RestoreMonitorFactoryDefaults. It is not possible to disable
* any settings by using the high-level functions.
* @param hMonitor Handle to a physical monitor. To get the monitor handle, call GetPhysicalMonitorsFromHMONITOR
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE.
*/
BOOL RestoreMonitorFactoryDefaults(HANDLE hMonitor);
// LowLevelMonitorConfigurationAPI.h
/**
* Retrieves the current value, maximum value, and code type of a Virtual Control Panel (VCP) code for a monitor.
* This function corresponds to the "Get VCP Feature & VCP Feature Reply" command from the Display Data
* Channel Command Interface (DDC/CI) standard. Vendor-specific VCP codes can be used with this function.
* This function takes about 40 milliseconds to return.
* @param hMonitor Handle to a physical monitor. To get the monitor handle, call GetPhysicalMonitorsFromHMONITOR
* @param bVCPCode VCP code to query. The VCP codes are Include the VESA Monitor Control Command Set (MCCS)
* standard, versions 1.0 and 2.0. This parameter must specify a continuous or non-continuous VCP, or a
* vendor-specific code. It should not be a table control code.
* @param pvct Receives the VCP code type, as a member of the MC_VCP_CODE_TYPE enumeration. This parameter can be NULL.
* @param pdwCurrentValue Receives the current value of the VCP code. This parameter can be NULL.
* @param pdwMaximumValue If bVCPCode specifies a continuous VCP code, this parameter receives the maximum value of
* the VCP code. If bVCPCode specifies a non-continuous VCP code, the value received in this parameter
* is undefined. This parameter can be NULL.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE.
*/
BOOL GetVCPFeatureAndVCPFeatureReply(HANDLE hMonitor, BYTE bVCPCode, MC_VCP_CODE_TYPE.ByReference pvct,
DWORDByReference pdwCurrentValue, DWORDByReference pdwMaximumValue);
/**
* Sets the value of a Virtual Control Panel (VCP) code for a monitor. This function corresponds to the
* "Set VCP Feature" command from the Display Data Channel Command Interface (DDC/CI) standard. This function takes
* about 50 milliseconds to return.
* @param hMonitor Handle to a physical monitor. To get the monitor handle, call GetPhysicalMonitorsFromHMONITOR
* @param bVCPCode VCP code to set. The VCP codes are defined in the VESA Monitor Control Command Set (MCCS)
* standard, version 1.0 and 2.0. This parameter must specify a continuous or non-continuous VCP, or a
* vendor-specific code. It should not be a table control code.
* @param dwNewValue Value of the VCP code.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE.
*/
BOOL SetVCPFeature(HANDLE hMonitor, BYTE bVCPCode, DWORD dwNewValue);
/**
* Saves the current monitor settings to the display's nonvolatile storage. This function corresponds to the
* "Save Current Settings" function from the Display Data Channel Command Interface (DDC/CI) standard. This function
* takes about 200 milliseconds to return. This low-level function is identical to the high-level function
* SaveCurrentMonitorSettings.
* @param hMonitor Handle to a physical monitor. To get the monitor handle, call GetPhysicalMonitorsFromHMONITOR
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE.
*/
BOOL SaveCurrentSettings(HANDLE hMonitor);
/**
* Retrieves the length of a monitor's capabilities string.
* This function usually returns quickly, but sometimes it can take several seconds to complete.
* @param hMonitor Handle to a physical monitor. To get the monitor handle, call GetPhysicalMonitorsFromHMONITOR
* @param pdwCapabilitiesStringLengthInCharacters Receives the length of the capabilities string, in characters, including the terminating null character.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE.
*/
BOOL GetCapabilitiesStringLength(HANDLE hMonitor, DWORDByReference pdwCapabilitiesStringLengthInCharacters);
/**
* Retrieves a string describing a monitor's capabilities. This function corresponds to the
* "Capabilities Request & Capabilities Reply" command from the Display Data Channel Command Interface (DDC/CI)
* standard. For more information about the capabilities string, refer to the DDC/CI standard. This function usually
* returns quickly, but sometimes it can take several seconds to complete. You can update a monitor's capabilities
* string by adding an AddReg directive to the monitor's INF file. Add a registry key named "CapabilitiesString" to
* the monitor's driver key. The value of the registry key is the capabilities string. The registry data type is
* REG_SZ.
* @param hMonitor Handle to a physical monitor. To get the monitor handle, call GetPhysicalMonitorsFromHMONITOR
* @param pszASCIICapabilitiesString Pointer to a buffer that receives the monitor's capabilities string. The caller
* must allocate this buffer. To get the size of the string, call GetCapabilitiesStringLength. The capabilities
* string is always an ASCII string. The buffer must include space for the terminating null character.
* @param dwCapabilitiesStringLengthInCharacters Size of pszASCIICapabilitiesString in characters, including the
* terminating null character.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE.
*/
BOOL CapabilitiesRequestAndCapabilitiesReply(HANDLE hMonitor, LPSTR pszASCIICapabilitiesString,
DWORD dwCapabilitiesStringLengthInCharacters);
/**
* Retrieves a monitor's horizontal and vertical synchronization frequencies.
* @param hMonitor Handle to a physical monitor. To get the monitor handle, call GetPhysicalMonitorsFromHMONITOR
* @param pmtrMonitorTimingReport Pointer to an MC_TIMING_REPORT structure that receives the timing information.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE.
*/
BOOL GetTimingReport(HANDLE hMonitor, MC_TIMING_REPORT pmtrMonitorTimingReport);
// PhysicalMonitorEnumerationAPI.h
/******************************************************************************
* Physical Monitor Enumeration Functions
******************************************************************************/
/**
* Retrieves the number of physical monitors associated with an HMONITOR monitor handle. Call this function before
* calling GetPhysicalMonitorsFromHMONITOR.
* @param hMonitor A monitor handle. Monitor handles are returned by several Multiple Display Monitor functions,
* including EnumDisplayMonitors and MonitorFromWindow, which are part of the graphics device interface (GDI).
* @param pdwNumberOfPhysicalMonitors Receives the number of physical monitors associated with the monitor handle.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE
*/
BOOL GetNumberOfPhysicalMonitorsFromHMONITOR(HMONITOR hMonitor, DWORDByReference pdwNumberOfPhysicalMonitors);
// HRESULT GetNumberOfPhysicalMonitorsFromIDirect3DDevice9
// (
// IDirect3DDevice9* pDirect3DDevice9,
// DWORDByReference pdwNumberOfPhysicalMonitors
// );
/**
* Retrieves the physical monitors associated with an HMONITOR monitor handle. A single HMONITOR handle can be
* associated with more than one physical monitor. This function returns a handle and a text description for each
* physical monitor. When you are done using the monitor handles, close them by passing the pPhysicalMonitorArray
* array to the DestroyPhysicalMonitors function.
* @param hMonitor A monitor handle. Monitor handles are returned by several Multiple Display Monitor functions,
* including EnumDisplayMonitors and MonitorFromWindow, which are part of the graphics device interface (GDI).
* @param dwPhysicalMonitorArraySize Number of elements in pPhysicalMonitorArray. To get the required size of the
* array, call GetNumberOfPhysicalMonitorsFromHMONITOR.
* @param pPhysicalMonitorArray Pointer to an array of PHYSICAL_MONITOR structures. The caller must allocate the
* array.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE
*/
BOOL GetPhysicalMonitorsFromHMONITOR(HMONITOR hMonitor, int dwPhysicalMonitorArraySize,
PHYSICAL_MONITOR[] pPhysicalMonitorArray);
// HRESULT GetPhysicalMonitorsFromIDirect3DDevice9
// (
// __in IDirect3DDevice9* pDirect3DDevice9,
// __in DWORD dwPhysicalMonitorArraySize,
// __out_ecount(dwPhysicalMonitorArraySize) LPPHYSICAL_MONITOR pPhysicalMonitorArray
// );
/**
* Closes a handle to a physical monitor.
* Call this function to close a monitor handle obtained from the GetPhysicalMonitorsFromHMONITOR
* @param hMonitor Handle to a physical monitor.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE
*/
BOOL DestroyPhysicalMonitor(HANDLE hMonitor);
/**
* Closes an array of physical monitor handles.
* Call this function to close an array of monitor handles obtained from the GetPhysicalMonitorsFromHMONITOR
* @param dwPhysicalMonitorArraySize Number of elements in the pPhysicalMonitorArray array.
* @param pPhysicalMonitorArray Pointer to an array of PHYSICAL_MONITOR structures.
* @return If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE
*/
BOOL DestroyPhysicalMonitors(int dwPhysicalMonitorArraySize, PHYSICAL_MONITOR[] pPhysicalMonitorArray);
}