Setting The Conversion Mode; Restart Link Training; Audio Input Port Settings; Audio Mode Setting - Lightware MX2-4x4-HDMI20-CA User Manual

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9. LW3 Programmers' Reference
9.6.5. Setting the Conversion Mode
INFO: DisplayPort signals over 18Gbps will be converted down by either truncating bit depth or by
converting RGB signal to YCbCr 4:2:2 12-bit signal based on user selection. The second option will not
reduce the color depth rather, it results in loss of chroma information.
Command and Response #colorspace
SET·/MEDIA/PORTS/VIDEO/<in>/SETTINGS.Conversion=<conversion_mode>
Ý
pw·/MEDIA/PORTS/VIDEO/<in>/SETTINGS.Conversion=<conversion_mode>
Ü
Parameters
Identifier Parameter description
<conv_mode> Conversion mode
Example
Ý SET /MEDIA/PORTS/VIDEO/I1/SETTINGS.Conversion=OFF
Ü pw /MEDIA/PORTS/VIDEO/I1/SETTINGS.Conversion=OFF
9.6.6. Restart Link Training
This method is equal with pulling out and plug in again the DP connector.
Command and Response #linktraining
Ý CALL·/MEDIA/PORTS/VIDEO/<in>/SETTINGS:dpLinkTrain()
Ü mO·/MEDIA/PORTS/VIDEO/<in>/SETTINGS:dpLinkTrain=
Example
Ý CALL /MEDIA/PORTS/VIDEO/I1/SETTINGS:dpLinkTrain()
Ü mO /MEDIA/PORTS/VIDEO/I1/SETTINGS:dpLinkTrain=
Parameter values
OFF: The video signal is transmitted without any changing.
422: The video converter subsamples the 4:4:4 signal to 4:2:2.
420: The video converter subsamples the 4:4:4 signal to 4:2:0.
Applied firmware package: v1.7.0 | LDC software: v2.5.1b5
MX2-HDMI20 series – User's Manual
9.7. Audio Input Port Settings
The current setting can be queried by using the
DIFFERENCE: Audio settings are available when there is an analog audio port beside the chosen video
port. -A or -Audio suffix in the model name refers to the analog audio feature (see the
table about the analog audio availability).
9.7.1. Audio Mode Setting
Command and Response #audio
SET·/MEDIA/PORTS/VIDEO/<in>/ANALOGAUDIO.AudioMode=<audio_mode>
Ý
pw·/MEDIA/PORTS/VIDEO/<in>/ANALOGAUDIO.AudioMode=<audio_mode>
Ü
Parameters
Identifier Parameter description
<audio_mode> The current audio mode OFF: no audio in the video stream.
Example
Ý SET /MEDIA/PORTS/VIDEO/I1/ANALOGAUDIO.AudioMode=ANALOG
Ü pw /MEDIA/PORTS/VIDEO/I1/ANALOGAUDIO.AudioMode=ANALOG
INFO: In case of -Audio suffixed models, modifying the /MEDIA/PORTS/VIDEO/<in>/ANALOGAUDIO.
AudioMode=<audio_mode>
AudioMode=<audio_mode>
9.7.2. Analog Audio Input Level Settings
9.7.2.1. Setting the Balance (the Exact Value)
Command and Response
SET·/MEDIA/PORTS/VIDEO/<in>/ANALOGAUDIO.Balance=<bal_value>
Ý
pw·/MEDIA/PORTS/VIDEO/<in>/ANALOGAUDIO.Balance=<bal_value>
Ü
Parameters
The <bal_value> can be set between -100 and 100 (0=center, +100=right, -100=left).
Example
Ý SET /MEDIA/PORTS/VIDEO/I1/ANALOGAUDIO.Balance=50
Ü pw /MEDIA/PORTS/VIDEO/I1/ANALOGAUDIO.Balance=50
GET command in all cases.
#analogaudio #volume #balance #gain #mute #unmute
Parameter values
HDMI: the original audio is embedded in the video stream
ANALOG: the analog audio of the input port is embedded in the
video stream.
property will change the /MEDIA/PORTS/VIDEO/<in>/EMBEDDEDAUDIO.
property.
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