CyberLink PowerDVD
PCM decoded by PowerDVD: this mode creates a digital representation of an
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analog signal. Select this option if your external decoder (AV receiver) does not
support Dolby Digital or DTS to produce a digital sounding output for your
audio.
Non-decoded Dolby Digital/DTS audio to external device: this mode passes
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compressed audio through to your external decoder (AV receiver). Select this
option if your amplifier/receiver supports Dolby Digital or DTS to enable either
during playback, when available.
Non-decoded high-definition audio to external device (HDMI 1.3 only): this
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mode passes lossless audio through to your external decoder (AV receiver).
Select this option if your amplifier/receiver supports high definition audio to
enable either during playback, when available.
Advanced Audio Settings
On the Audio tab, click Advanced to access extra settings for configuring your
playback audio.
Note: the available advanced audio settings displayed are dependent on the selected
Speaker Environment. See the settings that match your selected environment.
Miscellaneous
This tab is displayed for all selections and allows you to configure audio properties
for DVD-titles equipped with multichannel encoding.
Dynamic range compression
This section only applies to disc titles with Dolby Digital technology.
Select the Quiet Environment if you are in the mood to watch a movie without
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distractions. All audible sound, from low frequency to high frequency audio
effects, will be highly distinctive and fall into the full dynamic range of Dolby
Digital.
If your listening environment is not completely adequate to enjoy the full
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dynamic range of Dolby Digital, select the Normal Environment. Audible
effects that fall in the extreme ranges of Dolby Digital's audio spectrum will be
compressed.
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