68
Figure 38
shows the options in setting up an audio stream:
figure 38
Name
- A descriptive name (e.g.,
duplex audio
,
tx audio
etc).
Media Type
- Choose
AAC
Audio.
Media Direction
- Relative to the unit making the outgoing call, the choices here are
Bidirectional
,
Transmit Only
(outgoing from this LiveShot) or
Receive Only
(incoming to this LiveShot).
Channels
- Choices are
mono
or
stereo
.
Low Delay
- Chooses a low audio coding frame size, lessening delay.
Audio SBR
- Adds spectral band replication to reduce bitrate.
Bit Rate
- The overall network utilization that should be reserved for audio. Set in bits/second.
For guidelines, ordinary
AAC
and
AAC-LD
works best above 64kb/s per channel.
HE-AAC
and
AAC-ELD
work best at above 32kb/s per channel.
Summary of Contents for LiveShot Portable
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