Reader Directives

The directives that are processed by the JPEG 2000 reader are listed below. The suffixes shown are prefixed by the current <ReaderKeyword>_ in a mapping file. By default, the <ReaderKeyword> for the JPEG 2000 reader is JPEG2000.

DATASET

The value for this directive is the name of a single JPEG 2000 file. Common extensions for JPEG200 files:

  • .jp2
  • .j2k
  • .jpf
  • .jpx
  • .jpm
  • .jp2000
  • .jp2k
  • .jpp

Required/Optional

Required

Mapping File Syntax

JPEG2000_DATASET “C:\DATA\JPEG2000\p0_04.j2k”

Workbench Parameter

Source JPEG 2000 File(s)

GROUP_BY_DATASET

When the value is set to No, the only feature type this reader will use is the reader type name.

When the value is set to Yes, the feature type of each dataset is the filename (without the path or the extension) of the dataset.

Required/Optional

Required

Values

YES | NO (default)

Mapping File Syntax

GROUP_BY_DATASET “Yes”

Workbench Parameter

Feature Type Name(s)

READ_OFFSETS_IN_CS_UNITS

Required/Optional

Optional

Values

Yes | No (default)

Mapping File Syntax

READ_OFFSETS_IN_CS_UNITS “Yes”

Workbench Parameter

Offsets in Coordinate System Units

PREFER_FILE_CS_UNITS

Required/Optional

Optional

Values

Yes | No

Mapping File Syntax

PREFER_FILE_CS_UNITS “Yes”

Workbench Parameter

Prefer File Coordinate System Units