File Operation Restrictions - Sony PDW-1500 Operation Manual

7-1-2 File Operation Restrictions

This section explains which operations are possible on
files stored in each directory.
When required, the following operation tables distinguish
reading and overwriting from partial reading and
overwriting.
Root directory
File name Content
INDEX.XML Contains information about all
material on the disc.
DISCMETA.XML Contains the disc ID and disc label. Yes
Other files Files other than the above
a) Only files which can be overwritten by XDCAM
Notes
• Directories cannot be created in the root directory.
• The directories in the root directory (Clip, Edit, Sub, and
General) cannot be deleted or renamed.
Clip Directory
File name Content
C*.MXF Clip file created by recording (MXF
file)
*: 0001 to 0300
C*M01.XML Metadata file generated
automatically when C*.MXF file is
created.
*: 0001 to 0300
Other files Files other than the above
a) Only files which are 2 seconds or longer in length, in a format matching
the line mode format (525/625) and recording format (IMX50/IMX40/
IMX30/DVCAM and number of audio channels) of the recorded sections
of the disc, and which can be overwritten by XDCAM.
b) Only most recently recorded clip
c) Only files which can be overwritten by XDCAM
d) When a C*.MXF file is created, a C*M01.XML file with the same number
is generated automatically.
e) When a C*.MXF is deleted, the C*M01.XML file with the same number
is also deleted automatically.
Note
Directories cannot be created in the Clip directory.
Read: Read data sequentially from the start to the end of
the file.
Partial read: Read only a part of the data in the file.
Overwrite: Overwrite data sequentially from the start to
the end of the file.
Partial overwrite: Overwrite data to a part of the file only.
Operations
Read/ Overwrite/ Rename
Partial read Partial
overwrite
Yes No No
a) No
Yes
− −
No
Operations
Read/ Overwrite/ Rename
Partial read Partial
overwrite
No No
Yes
Yes No
c)
Yes
− −
No
Create Delete
No No
No No
−
No
Create Delete
a) b)
Yes Yes
d) e)
No No
−
No
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7-1 Overview