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Dolby headphone mode, Ad converter type, Features tab – Grass Valley Imagestore 750 v.2.0.1 User Manual

Page 371: Low frequency effects

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Imagestore 750 User Manual

Dolby Decode/Encode

Miranda Technologies Inc.

Page 371

Note: The meaning of this field is only defined as described if the

audio coding mode is 2/2 or 3/2. If the audio coding mode is 1/0,
2/0, 3/0, 2/1 or 3/1 then the meaning of this field is Reserved.

Dolby Headphone Mode

This setting indicates whether or not the program has been Dolby
Headphone-encoded. This information is not used by the AC-3 decoder, but
may be used by other portions of the audio reproduction equipment. If the
value is set to the reserved code, the decoder should still reproduce audio.

Not Indicated

Not Dolby Headphone Encoded

Dolby Headphone Encoded

Note: The meaning of this field is only defined as described if the

audio coding mode is 2/0. If the audio coding mode is 1/0, 3/0,
2/1, 3/1, 2/2 or 3/2 then the meaning of this field is Reserved.

AD Converter Type

This setting indicates the type of A/D converter technology used to capture
the PCM audio. This information is not used by the AC-3 decoder, but may
be used by other portions of the audio reproduction equipment. If the type of
A/D converter used is not known, the "Standard" setting should be chosen.

Standard

HDCD

Features Tab

The following section describes some parameters found within the “Features”
tab in Metadata Mode.

Low Frequency Effects

Indicates if the low-frequency effects (LFE) or subwoofer channel is on or
off.