980 User Guide Rev. B29
Page 72 August 5, 2011
4.6 Audio Analysis Panel
The Audio (Data) Analysis panel enables you to assess the consistency of the audio metadata. The audio test is
a special test. It is executed from the Std Tests tab of the Capture Control panel.
The information included in the Audio Analysis listing is defined in the table below.
Audio InfoFrame Sampling Freq (Fs)
The sampling frequency or rate provided in the audio infoframe.
Audio InfoFrame Sample Size
The sample size that is provided in the audio infoframe.
Audio InfoFrame Channel Count
The channel count that is provided in the audio infoframe.
The sample packets in the audio sample.
The CTS and N values in the ACR packet and the sampling
frequency or rate that is calculated using those CTS and N values.
Channel Status Block Audio [type]
The audio format read from the channel status bits.
Channel Status Block Sampling Freq
(Fs)
The audio format provided in the audio sample packet headers.
Channel Status Block Original
Sampling Freq (Fs)
The sampling frequency or rate that is provided in the channel
status bits.
Channel Status Channel Count
The channel count that is provided in the channel status block.
Calculated Sampling Freq (Fs)
The sampling frequency or rate that is calculated based on the
audio sample packets captured.
Audio Clock Regeneration packet rate
The rate at which the ACR packets are arriving. Both the values
captured and the expected rate based on the calculation with the
pixel rate and the sampling rate.
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