Telestream PRISM MPI, Руководство пользователя

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Configure the Instrument
Adjust Loudness Display
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PRISM MPI-MPX User Manual
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To reset the measurement run time: select the reset button ( ).
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The Audio Session and Loudness measurements can be independently stopped,
started, and reset with the controls.
Configure Downmix Mode
With the downmix parameters set, select one of the Downmix Mode options in the
Settings Audio menu:
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Lt Rt: Reduces the stream to 2 channels. The center channel is reduced 3dB, the
surround channels are added together to create a single signal and reduced 6dB,
and the LFE is muted. The surround signal is added 180 degrees out of phase to the
left-and-center signal, making up the left-total channel. The surround signal is
added in phase (0 degrees) to the right-and-center signal, making up the right-total
channel.
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Lo Ro: Reduces the stream to 2 channels. The center channel is reduced 3dB, both
surround channels are reduced 3dB, and LFE is muted. The center channel is added
to the left-and-left-surround signal to make the left-only channel. The center
channel is added to the right-and-right-surround signal to make the right-only
channel.
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Mono: Reduces the stream to one channel. The center channel is reduced 3dB, the
surround channels are each reduced 3dB, and the LFE is muted. All 6 channels are
combined.