Quality Control (QC) Vocabulary

QC Vocabulary defines terms that are used in QC with the goals of 1) Ensuring that terms are used consistently, and 2) ensuring that terms are encoded consistently. The page for this topic is here.

This page shows terms for the "HEAD-TAIL" category. Head-tail is anything that precedes or follows the feature, such as 2-pops, blacks, bars, slates, tones, etc.

This category was introduced in Version 1.1.

Version 1.1, December 17, 2019

Term Description Definition V
2-POP-ERROR2-Pop Error2-pop in the header is against spec or incorrect. Examples include a video pop is in the incorrect location, present when not requested or extends more than one frame, wrong frequency, or out of sync1.1
2-POP-MISSING2-Pop missing2-pop is absent when expected1.1
BARS-DURATIONBars DurationThe color bars and tone is the incorrect duration or not to spec1.1
BARS-ERRORBars ErrorThe color bars content is incorrect or not to spec, other than duration1.1
BARS-ERROR-RANGEBars error: Incorrect RangeThe color bars video range is incorrect or not to spec (Head range, Full range)1.1
BARS-MISSINGMissing BarsColor bars is missing and required per the spec1.1
BLACK-DURATIONBlack DurationBlack duration is incorrect or is not to spec1.1
BLACK-ERRORBlack errorThe black video content is incorrect or not to spec1.1
BLACK-MISSINGMissing BlackThe black video content is missing1.1
CHANNEL-IDChannel IdentifiersAudio channel identifiers has an error or is not to spec1.1
FRAMERATEFramerate mismatchFramerate of head or tail is inconsistent with program material1.1
OTHERAny other head or tail issue not covered by another term.Any other head or tail issue not covered by another term.1.1
SLATE-DURATIONSlate DurationSlate duration is incorrect or not to spec1.1
SLATE-ERRORSlate error: Inaccurate SlateSlate contains inaccurate information or spelling mistakes1.1
SLATE-MISSINGMissing Slate1.1
TEXTLESS-ERRORTextless material is in errorThere is some problem with the textless material. For example, there is text. Another example, textless duration doesn't match feature.1.1
TEXTLESS-MISSINGTextless material is missingMissing textless material1.1
TONE-ERROR-ON-MOSTone error: Tone on MOS ChannelAudio tone present on audio channels labeled MOS1.1
TONE-ERROR-RANGETone error: Incorrect RangeAudio tone levels/range is incorrect. Can be different across channels.1.1
TONE-MISSINGMissing ToneAudio tone is missing and required per the spec1.1