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XMP Specification Part 3: Storage in Files - Adobe

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00_0001_2007-08-06_165555.M2T<br />

00_0001_2007-08-06_165555.<strong>XMP</strong><br />

00_0001_2007-08-06_171740.IDX<br />

00_0001_2007-08-06_171740.M2T<br />

00_0001_2007-08-06_171740.<strong>XMP</strong><br />

tracks.dat<br />

This shows two clips with the same base name, but different time stamps. The .IDX file def<strong>in</strong>es the existence of<br />

the clip. <strong>XMP</strong> is stored <strong>in</strong> a file with the clip base name, the date/time suffix from the associated .IDX file, and<br />

the .<strong>XMP</strong> extension.<br />

2.3.4 XDCAM EX<br />

This package format is used by certa<strong>in</strong> models of the Sony XDCAM l<strong>in</strong>e of high-def<strong>in</strong>ition disc video<br />

camcorders. See also 2.3.5, “XDCAM FAM” and 2.3.6, “XDCAM SAM”.<br />

NOTE Sony documentation uses mixed-case folder names "General", "Clip", "Sub", and "Edit". The names are shown <strong>in</strong><br />

all caps here.<br />

A typical XDCAM EX package layout looks like this:<br />

.../MyMovie/<br />

BPAV/<br />

MEDIAPRO.XML<br />

MEDIAPRO.BUP<br />

CLPR/<br />

709_001_01/<br />

709_001_01.SMI<br />

709_001_01.MP4<br />

709_001_01M01.XML<br />

709_001_01M01.<strong>XMP</strong><br />

709_001_01R01.BIM<br />

709_001_01I01.PPN<br />

709_001_02/<br />

709_002_01/<br />

709_003_01/<br />

The CLPR (clip root) folder conta<strong>in</strong>s clip subfolders, whose name is the base file name for that clip. Each clip<br />

folder conta<strong>in</strong>s a media file (.MP4), a clip <strong>in</strong>formation file (.SMI), a real-time native metadata file (.BIM), a nonreal-time<br />

native metadata file (.XML), and a picture po<strong>in</strong>ter file (.PPN).<br />

<strong>XMP</strong> metadata is stored <strong>in</strong> the .<strong>XMP</strong> file with<strong>in</strong> a clip directory, us<strong>in</strong>g the same base name as the XML file.<br />

2.3.5 XDCAM FAM<br />

This package format is used by certa<strong>in</strong> models of the Sony XDCAM l<strong>in</strong>e of high-def<strong>in</strong>ition disc video<br />

camcorders. See also 2.3.4, “XDCAM EX” and 2.3.6, “XDCAM SAM”.<br />

A typical FAM layout looks like this:<br />

.../MyMovie/<br />

INDEX.XML<br />

DISCMETA.XML<br />

MEDIAPRO.XML<br />

CLIP/<br />

C0001.MXF<br />

C0001M01.XML<br />

C0001M01.<strong>XMP</strong><br />

C0002.MXF<br />

C0002M01.XML<br />

34 ©<strong>Adobe</strong> Systems Incorporated, 2010

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