OmniTek Webcam 2.3 Manual Do Utilizador

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OmniTek XR User Guide, Software Release 2.3 
 
Metadata Segment 
This is the part of the Dolby frame that carries (the majority of) the Dolby metadata. The 
main items are: 
Key 
Bitstream key for the Metadata segment (where used) 
Revision ID 
Revision of Metadata segment syntax used 
Segment size 
Number of words allocated to the metadata segment 
(not counting the CRC or the bitstream key) 
Program configuration 
Program/Channel Counts plus details of the program 
and channel sequences specified for the audio data 
Frame Rate 
Frame rate type and value 
Frame Count 
Value, coloured red if there has been a discontinuity 
SMPTE time code 
Value where valid. Otherwise ‘Invalid’ and coloured red 
Subsegment size(s) 
Number of words allocated to the specified subsegment  
Program, Channel data 
Descriptions of the specified programs/channels 
Subsegment data 
Information about the following metadata subsegment 
CRC and CRC errors 
Transmitted CRC and count of CRC errors 
Audio Segment 
This is the part of the Dolby frame that carries the coded audio. The Status window just 
reports: 
Key 
Bitstream key for the Audio segment (where used) 
CRC and CRC errors 
Transmitted CRC and count of CRC errors 
Metadata Extension and Audio Extension segments 
Optional extensions for the metadata and audio segments. The status window just 
reports: 
Key 
Bitstream key for the Audio segment (where used) 
CRC and CRC errors 
Transmitted CRC and count of CRC errors 
Meter Segment 
This plus the following ‘Channels’ section carry the metering information for the audio 
encoded in the frame. This part of the display reports: 
Key 
Bitstream key for the Meter segment (where used) 
CRC and CRC errors 
Transmitted CRC and count of CRC errors 
 
Channels 
This part of the display shows for each channel: 
•  The level of the current frame 
•  The number of frames since the display was last reset that have beyond the Clip, 
Over, Silence and Mute levels specified for the channel 
•  The Peak level recorded since the display was last reset. 
These details are deduced from information transmitted as part of the Meter Segment of 
the Dolby-E Frame but is displayed in a separate Channels section to make this 
information readily accessible.