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HE-AAC is a perceptual coding method used to compress digital audio for
●
efficient storage and transmission.
MPEG is an audio compression method that compresses audio to the
●
smaller size without any considerable loss of audio quality.
Dolby Digital Plus and HE-AAC are the technologies for HD (High
●
definition) programmes.
For DVB
●
SPDIF Selection
(Auto
/ PCM)
Selects the initial setting for digital audio output signal from DIGITAL AUDIO
and HDMI2 (ARC function) terminals.
SPDIF is a standard audio transfer file format.
●
Auto:
Dolby Digital Plus, Dolby Digital and HE-AAC multi-channel are output
as Dolby Digital Bitstream. MPEG is output as PCM.
PCM:
Digital output signal is fixed to PCM.
ARC (Audio Return Channel) is a function of digital audio output using
●
HDMI cable.
For DVB, video content
●
Media Player > Video mode > Audio output settings
Network > Videos > Audio output settings
HDMI Audio Format
(Auto
/
Bitstream
/ PCM)
Selects the audio format for the HDMI input signal.
Auto:
When the TV speakers are active, audio format is fixed to PCM. When
the sound is delivered from theatre speakers, audio format is fixed to
Bitstream.
Bitstream:
Dolby Digital Plus and Dolby Digital are output as Dolby Digital
Bitstream. Other digital audio output signals are output as PCM.
PCM:
Digital audio signal is output as PCM.
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