CGMS-A Protection Flags

The constants in the following table specify the protection levels for Copy Generation Management System Analog (CGMS-A).

Constant/value Description
OPM_CGMSA_OFF
0x00
CGMS-A is disabled.
OPM_CGMSA_COPY_FREELY
0x01
The protection level is Copy Freely.
OPM_CGMSA_COPY_NO_MORE
0x02
The protection level is Copy No More.
OPM_CGMSA_COPY_ONE_GENERATION
0x03
The protection level is Copy One Generation.
OPM_CGMSA_COPY_NEVER
0x04
The protection level is Copy Never.
OPM_CGMSA_REDISTRIBUTION_CONTROL_REQUIRED
0x08
Redistribution control (also called the broadcast flag) is required. This flag can be combined with the other flags.

Remarks

These flags are equivalent to the COPP_CGMSA_Protection_Level enumeration constants used in the Certified Output Protection Protocol (COPP).

Requirements

Minimum supported client
Windows Vista [desktop apps only]
Minimum supported server
Windows Server 2008 [desktop apps only]
Header
Opmapi.h

See also

Media Foundation Constants