Adobe After Effects CS4 User Manual
Page 97
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USING AFTER EFFECTS CS4
Importing and managing footage items
Last updated 12/21/2009
Trish and Chris Meyer provide tips for planning and delivering high-definition and widescreen work in articles on the
ProVideo Coalition website:
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Adobe digital video applications include presets that are designed for working with various high-definition formats.
Some of the most common high-definition video formats you may encounter include the following:
High-definition video recording formats
AVCHD (Advanced Video Codec High Definition)
High-definition format based on an MPEG-4 AVC video codec for
file-based (tapeless) cameras. AVCHD was introduced by Sony and Panasonic. For more information about AVCHD,
see the article
on the Wikipedia website.
DVCPRO HD or DVCPRO100
Panasonic’s high-definition variant of its DVCPRO format, which also includes
DVCPRO25 and DVCPRO50. Whereas DVCPRO25 and DVCPRO50 support data rates of 25 Mbits/s (megabits per
second) and 50 Mbit/s, respectively, DVCPRO HD supports a data rate of 100 Mbit/s, from which it gets its other
name, DVCPRO100. DVCPRO HD footage can be captured to Panasonic P2 media. For more information about
HDCAM
Sony’s high-definition version of its Digital Betacam format. A variant called HDCAM SR uses a tape with a
higher particle density to record video with greater color sampling and at higher bit rates. However, HDCAM SR is
supported by decks only, and not camcorders. For more information about HDCAM and HDCAM SR, see the article
XDCAM HD and XDCAM EX
High-definition formats developed by Sony for file-based (tapeless) cameras. For more
on the Wikipedia website.
HDV
Developed jointly by several companies, HDV employs a form of MPEG-2 compression to enable high-
definition video to be encoded onto standard miniDV cassette media. For more information about HDV, see the
article
High-definition codecs
H.264
An MPEG-4-based codec that supports encoding in high definition for Blu-ray Disc media, and the FLV |F4V
v210
An uncompressed codec that supports encoding in high definition at 10-bit 4:2:2 in component YCbCr.
Supported by the Uncompressed Microsoft AVI format.
UYVY
A codec that supports encoding in high definition in YUV 4:2:2. Supported by the Uncompressed Microsoft
AVI format.
MPEG2
A codec that supports encoding in high-definition for Blu-ray Disc. File extensions: .m2v, .wav (audio only).
VC-1
A codec that supports encoding in high-definition for Windows Media Video. For more information about VC-
1, see the article
on the Wikipedia website.
Windows Media Video 9
A codec that supports encoding in high-definition for Windows Media Video. For more
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