FEATURE_DATA_DVD_RECORDABLE_WRITE structure (ntddmmc.h)
The FEATURE_DATA_DVD_RECORDABLE_WRITE structure holds information for the DVD-R/RW Write feature.
Syntax
typedef struct _FEATURE_DATA_DVD_RECORDABLE_WRITE {
FEATURE_HEADER Header;
UCHAR Reserved1 : 1;
UCHAR DVD_RW : 1;
UCHAR TestWrite : 1;
UCHAR RDualLayer : 1;
UCHAR Reserved02 : 2;
UCHAR BufferUnderrunFree : 1;
UCHAR Reserved3 : 1;
UCHAR Reserved4[3];
} FEATURE_DATA_DVD_RECORDABLE_WRITE, *PFEATURE_DATA_DVD_RECORDABLE_WRITE;
Members
Header
Contains a FEATURE_HEADER structure with header information for this feature descriptor.
Reserved1
Reserved.
DVD_RW
Indicates, when set to 1, that the device supports writing and erasing on DVD-RW media. For more information about this feature see the SCSI Multimedia - 4 (MMC-4) specification.
TestWrite
Indicates, when set to 1, that the device is capable of performing test writes. When set to zero, the device cannot perform test writes.
RDualLayer
Reserved02
BufferUnderrunFree
Indicates, when set to 1, that the device can perform under-run-free recording.
Reserved3
Reserved.
Reserved4[3]
Reserved.
Remarks
This structure holds data for the feature named "DVD-R Write" by the SCSI Multimedia - 4 (MMC-4) specification. Devices that support this feature can write data to a write-once DVD media in "Disc-at-Once" mode.
Requirements
| Requirement | Value |
|---|---|
| Header | ntddmmc.h (include Ntddcdrm.h) |