Apple VisualHub Switch User Manual


 
MPEG Proles
There are hundreds of devices that use MPEG video to some extent, all with their own specic settings needs. VisualHub
has presets for some of the more popular device formats.
VCD
Creates an MPEG le conforming to the strict VCD 1.1 specications. VCD was an MPEG-derived format popular in Asia,
and playable by many DVD players.
SVCD
Creates an MPEG le conforming to the SVCD specications. SVCD was an MPEG2-derived format created by China as
an alternative to the DVD format. It’s playable in some DVD players.
CVD
Creates an MPEG le conforming to the CVD specications. CVD was an MPEG2-derived format created by China along
with SVCD as an alternative to the DVD format. SVCD won. CVD is still popular with some people, as it’s very similar(and
sometimes drop-in-compatible) to the DVD format. It’s playable in some DVD players.
TiVo
Creates an MPEG le conforming to the specications
of the TiVo Series 2 DVR. TiVos use an MPEG2-
derived format. Files created by a TiVo unit are
encrypted to only work on specic devices. Standard
MPEG-2 videos formatted specially are able to be
placed onto the TiVo using TiVo Desktop.
You must be running TiVo Desktop 1.9.3 to use this
TiVoGoBack feature.
Run the TiVoGoBack Enabler included in the VisualHub
Disk Image to turn this feature on. You can set the
folder where your TiVo will nd converted videos using
the TiVo Desktop System Preferences pane. See the
TiVoGoBack ReadMe for detailed information.
Transport Stream
Creates an MPEG-2 le in a Transport Stream (.ts) container. Many digital TV decoders receive transport streams.
HDTV 720p
Creates an MPEG transport stream conforming to the ATSC HDTV 720p60/50 format. This can be fed to a FireWire-
equipped HDTV decoder using the freeware VirtualDVHS program.
HDTV 1080i
Creates an MPEG transport stream conforming to the ATSC HDTV 1080i30/25 format. This can be fed to a FireWire-
equipped HDTV decoder using the freeware VirtualDVHS program.
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