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Chapter 23 STB Service
Vantage Access User’s Guide
465
23.6.15 Main Stream Audio Decoder Sample Statistics
You can view information about each Main Stream instance’s audio decoder statistics during
the sample interval in the AudioDecoderStats screen.
1 Select a registered device in the Device List window and click Data Model > Device >
Services > STBService.
2 Click a number and ServiceMonitoring.
3 Click MainStream, then click a number to display the screen.
4 Click Sample, then click AudioDecoderStats.
Figure 456 TR-135: STBService: ServiceMonitoring: MainStream Sample AudioDecoder
The following table describes the fields in this screen. Refer to Section 11.2.4 on page 132 for
other field descriptions.
PConcealedFrames This displays the number of P frames (for this AV stream, during the sample
interval) reproduced by the STB for which information was missing and loss
concealment was applied.
BDecodedFrames This displays the number of B frames that were decoded completely or
partially for this AV stream, during the sample interval.
BLostFrames This displays the number of B frames that could not be reproduced by the
STB, for this AV stream, during the sample interval.
BConcealedFrames This displays the number of B frames (for this AV stream, during the sample
interval) reproduced by the STB for which information was missing and loss
concealment was applied.
AVResynchCounter This displays the number of AV resynchronizations performed by the STB, for
this AV stream, during the sample interval.
Table 272 TR-135: STBService: ServiceMonitoring: MainStream Sample VideoDecoder
PARAMETER NAME VALUE
Table 273 TR-135: STBService: ServiceMonitoring: MainStream Sample AudioDecoder
PARAMETER NAME VALUE
SampleSeconds This displays the number of seconds during which audio data was collected
for this AV stream, during the sample interval.
DecodedFrames This displays the number of audio frames that were decoded completely or
partially for this AV stream, during the sample interval.
DecodingErrors This displays the number of audio decoding errors for this AV stream, during
the sample interval.