ADLINK Technology HDV62A, User Manual

Page: 91 / 110

DirectShow Programming Guide 79
HDV62A
int EDID_ReadAccessPermission (out uint Value)
VB.Net
EDID_WriteAccessPermission (ByVal Value As
UInteger) As Integer
EDID_ReadAccessPermission (ByRef Value As UIn-
teger) As Integer
Parameter(s)
Value
Indicates accessibility of the EDID ROM. The EDID ROM
can be accessed by application or external device at the
same time, and access permission must be opened, EDID
ROM, configured, access permission closed, and the exter-
nal device connected to the DVI-I connector. From among:
0: EDID ROM is not accessible
1: EDID ROM is accessible
Return Value
No error occurs if return value ≥ 0; if a negative value,
please call AMGetErrorText for return code error information
Write Protection
Sets or retrieves writability of the EDID ROM.
Syntax
C/C++
HRESULT EDID_WriteWriteProtection (UINT Value)
HRESULT EDID_ReadWriteProtection (UINT *Value)
C#
int SetEdidWriteProtection (uint Number, uint
Status)
int GetEdidWriteProtection (uint Number, out
uint Status)
VB.Net