4.2

a DVD audio authoring application.
Generic AC-3: Choose this option to remove the target
system setting limit (the most generic choice).
Data rate: Use this pop-up menu to set the number of kilobits
per second (kbps) required to deliver your audio file. Using a
higher rate produces a higher-quality audio file.
Tip: For stereo encoding, rates of 192 kbps and 224 kbps are
typical and will produce good results. For Dolby Digital 5.1
encoding, a rate of 384 kbps is recommended. For 5.1 Dolby
Digital Plus encoding, a rate of 192 kbps is recommended.
Bit stream mode: Use this pop-up menu to define the audio
service contained within the Dolby Digital or Dolby Digital Plus
bitstream.
Surround mode: When using a Mono or Stereo (L R) channel
layout, this property tells the playback device whether the
two‐channel encoded bitstream contains a Dolby Surround
(Lt/Rt) program that requires Dolby Pro Logic decoding.
Choose an option from the pop-up menu:
Not Indicated: Does not send the playback device
information about whether the bitstream was encoded in
Dolby Surround.
Not Encoded: Tells the playback device that the bitstream
contains information not encoded in Dolby Surround.
Surround Encoded: Tells the playback device that the
bitstream contains information encoded in Dolby Surround.
Surround EX Mode: When using a 5.1 (L R C LFE Ls Rs), 5.0
(L R C Ls Rs), 4.1 (L R LFE Ls Rs), or 4.0 (L R Ls Rs) layout,
this property tells the playback device whether the audio has