8. LW3 Programmers' Reference
MMX8x4-HT series – User's Manual
114
Applied firmware package: v1.2.2b5 | LDC software: v2.2.1
8.8.3.
Embedded Audio Input Settings
INFO: Embedded audio input setting commands are available in MMX8x4-HT400MC and
MMX8x4-HT420M model. The settings refer to the chosen embedded audio channel in the audio mixer.
See more details in
section.
8.8.3.1.
Set the Audio Channel
Command and Response
Ý
SET•/MEDIA/AUDIO/I11.AudioSource=
<in><a_v>
Ü
pw•/MEDIA/AUDIO/I11.AudioSource=
<in><a_v>
Parameters
<a_v>
A:
Embed from AUX audio
V:
HDMI audio
Example
Ý
SET /MEDIA/AUDIO/I11.AudioSource=I5A
Ü
pw /MEDIA/AUDIO/I11.AudioSource=I5A
Embedded analog audio of I5 port is chosen.
ATTENTION!
This setting affects to the crosspoint state.
8.8.3.2. Query the Sampling Frequency
Command and Response
Ý
GET•/MEDIA/AUDIO/
<in>
.SamplingFreq
Ü
pr•/MEDIA/AUDIO/
<in>
.SamplingFreq=
<sampling_frequency>
Parameters:
<sampling_frequency>
0
=44.1kHz;
1
=undefined;
2
=48kHz;
3
=32kHz;
4
=22.05kHz;
6
=24kHz;
8
=88.2kHz;
9
=768kHz;
A
=96kHz;
C
=176.4 kHz;
E
=192kHz;
F
=unknown
Example
Ý
GET /MEDIA/AUDIO/I6.SamplingFreq
Ü
pr /MEDIA/AUDIO/I6.SamplingFreq=0
Sampling Frequency of the I6 is 44.1kHz.
8.8.3.3.
Mute the Emb. Audio In
Command and Response
#mute
Ý
SET•/MEDIA/AUDIO/I11.Mute=
<mute_status>
Ü
pw•/MEDIA/AUDIO/I11.Mute=
<mute_status>
Parameters
<mute_status>
true:
muted;
false:
unmuted
Example
Ý
SET /MEDIA/AUDIO/I11.Mute=true
Ü
pw /MEDIA/AUDIO/I11.Mute=true
8.8.3.4.
Set the Volume with Exact Value on the Emb. Audio In
This command sets the volume in dB.
#volume
Command and Response
Ý
SET•/MEDIA/AUDIO/I11.Volume=
<volume_dB>
Ü
pw•/MEDIA/AUDIO/I11.Volume=
<volume_dB>
Example
Ý
SET /MEDIA/AUDIO/I11.Volume=-8
Ü
pw /MEDIA/AUDIO/I11.Volume=-6.00
Parameters:
<volume_dB>
Volume can be set between -80.00dB and 10.00dB, but the it will be rounded for fix values:
-80.00; -60.00; -50.00; -40.00; -35.00; -25.00; -20.00; -15.00; -12.00; -9.00; -6.00; -3.00; 0.00; 3.00; 6.00; 10.00.
8.8.3.5.
Set the Volume by Step Value - Volume up
This command increases the volume in dB by one step on the fix value list (see the list in the previous
section).
Command and Response
Ý
CALL•/MEDIA/AUDIO/I11:volumeUp()
Ü
m0•/MEDIA/AUDIO/I11:volumeUp()
Example
Ý
CALL /MEDIA/AUDIO/I11:volumeUp()
Ü
mO /MEDIA/AUDIO/I11:volumeUp
