72
72
73
• [Audio bit rate] is unavailable when "G.711" is
selected for "Audio encoding format".
[Mic input volume (Camera to PC)]
Select a volume level on the PC to hear audio transmit-
ted from the camera.
Mic High:
The volume level will become high. This set-
ting will be applied when audio is input to the cam-
era using a microphone.
Mic Middle:
The volume level will become middle. This
setting will be applied when audio is input to the
camera using a microphone.
Mic Low:
The volume level will become low. This set-
ting will be applied when audio is input to the cam-
era using a microphone.
Line High:
The volume level will become high. This set-
ting will be applied when audio is input to the cam-
era using the Line input.
Line Middle:
The volume level will become middle. This
setting will be applied when audio is input to the
camera using the Line input.
Line Low:
The volume level will become low. This set-
ting will be applied when audio is input to the cam-
era using the Line input.
Default:
Mic Middle
[Mic input interval (Camera to PC)]
Select an interval for audio reception from the following.
20ms/ 40ms/ 80ms/ 160ms
Default:
40ms
Note:
• When a shorter interval is selected, the delay time
will be shorter. When a longer interval is selected,
audio interruption may be diminished even though
the delay time will be longer. Select the interval
according to the network environment.
[Audio output volume (PC to Camera)]
Select a volume level on the camera to hear audio
transmitted from the PC.
High/ Middle/ Low
Default:
Middle
[Audio output interval (PC to Camera)]
Select an interval for audio transmission from the fol-
lowing.
160ms/ 320ms/ 640ms/ 1280ms
Default:
640ms
Note:
• When a shorter interval is selected, the delay time
will be shorter. When a longer interval is selected,
audio interruption may be diminished even though
the delay time will be longer. Select the interval
according to the network environment.
• Audio may temporarily be interrupted or noise may
be heard the camera, or when multiple users are
accessing concurrently. It may be possible to dimin-
ish the interruption or noise by setting a longer
interval for "Audio output interval (PC to Camera)".
• Audio may sometimes not be heard depending on
the network environment.
[Audio output port (PC to Camera)]
Enter the transmission port number (the port number on
the camera used to receive audio data transmitted from
the PC).
Available port number:
1024-50000 (Only even num
-
bers are available.)
Default:
34004
Note:
• The transmission port number entered for "Audio
output port (PC to Camera)" will be used only when
"Unicast port (MANUAL)" is selected for
"Transmission type" (
☞
page 51 and 55).
When "Off" is selected for "H.264 transmission" (or
"MPEG-4 transmission") (
☞
pages 49 and 53) or
when "Unicast port (AUTO)" or "Multicast" is
selected for "Transmission type", it is not necessary
to enter the transmission port number.
[Permission level of audio trans./recep.]
Select an access level for audio transmission/reception
from the following.
1. Level 1 only/ 2. Level 2 or higher/ 3. All users
Default:
3. All users
Note:
• Refer to pages 87 and 88 for further information
about the access level.
