-f fstype
Specify the file system type. Use '-f list' to list the supported file system types. If not
given, autodetection methods are used.
-i imgtype
Identify the type of image file, such as raw or split. Use '-i list' to list the supported types.
If not given, autodetection methods are used.
-o imgoffset
The sector offset where the file system starts in the image.
-b dev_sector_size
The size, in bytes, of the underlying device sectors. If not given, the value in the image format
is used (if it exists) or 512-bytes is assumed.
-l Print the output in long format describing the field values and unpacking the data into human
readable strings.
-m Print the output in mactime format.
-V Display version
-v verbose output
image [images]
One (or more if split) disk or partition images whose format is given with '-i'.
[inode]
The inode where the Update Sequence Number Journal can be found.