Quantum Data 780B User Manual page 101

780B Video Generator/Analyzer – User Guide
Table 6-2 below describes each field in the Audio Analyzer on-screen report. The audio infoframe information is
shown on the left of the resulting screen and the channel status data from the audio sample packets received
are displayed on the right.
Table 6-2: Audio Analyzer
Audio IEC Header decoded data (left side)
Audio Format
Sampling rate
Target bitrate
Audio Infoframe Data (middle)
Channel count
Coding type
Sample Size
December 1, 2014
Description
Indicates the audio format type. Typically one of:
 LPCM
 Dolby
DTS

The sampling frequency. One of:
 Refer to Stream Header
32kHz

44.1kHz

48kHz

 88.2kHz
96kHz

176.4kHz

 192kHz
Description
Indicates the number of active channels. One of:
 Refer to Stream Header
 2ch
3ch

4ch

 5ch
6ch

7ch

8ch

Indicates the audio format. One of:
Refer to stream header

LPCM (IEC 60958)

AC-3

 MPEG1
MPEG2

AAC

 DTS
ATRAC

One Bit Audio

Dolby Digital Plus

 DTS-HD
MAT

DST

 WMA Pro
The sample size or bit depth. One of:
Refer to Stream Header

16 bit

 20 bit
24 bit

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