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File Operation Restrictions - Sony PDW-510 Operation Manual

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6-1-2 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 writing from partial reading and writing.
Read: Read data sequentially from the start to the end of
the file.
Root directory
File name
Content
INDEX.XML
Contains data for management of
the material on the disc.
DISCMETA.XML
Contains metadata to indicate the
disc properties.
MEDIAPRO.XML
Contains a list of material on the
disc, basic properties, related
information, and information about
access methods.
Other files
Files other than the above
a) Only files which can be written 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 written 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.
106
6-1 Overview
Partial read: Read only a part of the data in the file.
Write: Write data sequentially from the start to the end of
the file.
Partial write: Write data to a part of the file only.
Operations
Read/
Write/
Rename
Partial read
Partial write
Yes
No
No
Yes
a)
No
Yes
Yes
No
No
No
Operations
Read/
Write/
Rename
Partial read
Partial write
Yes
No
No
Yes
c)
No
Yes
No
Notes
• Directories cannot be created in the Clip directory.
• If you attempt to write a C*.MXF file which does not
meet the conditions specified as remark a) on this table
via a FAM connection, a Windows error message
appears to the effect that the file or directory is corrupt
and cannot be read.
Create
Delete
No
No
No
No
No
No
No
Create
Delete
a)
b)
Yes
Yes
d)
e)
No
No
No

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