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Hot fix: — improved parent-child parameter validation + clearer validation errors upon saving Items
improved parent-child parameter validation + clearer validation errors upon saving Items
0040W - Video Duration
published
0040W v3.0
Item image
VIDEO DURATION
Essence Duration
SMPTE ST 377
Expected Video Duration
Duration, Mismatch
https://qc.ebu.io/items/0040W/versions/3-0-0/
Check
Report
Summary
EBU QC ID
0040W
Name
Video Duration
Status
published
Category
absolute
Lead editor
Friedrich Gierlinger
Aliases
duration container duration run time playtime Essence Length
Tags
video MXF
Versions
Version Status Edition date Saved by Note
Details
Definition
Used in Checks, the system shall check whether the video essence container duration metadata matches the expected one specified in input. Optionally the system may report the duration of the video essence.

Used in Reports, the system shall report the duration of the video essence by reading out the video essence container duration metadata.
CheckResult definition v3
not in this version
Analysis method v3
not in this version
References

  • SMPTE ST 377-1

    Remark: File Descriptor

Examples

  • Input: "Video Duration Expected"= 7200920 ms
    Input: "Video Duration Tolerance"= 0 ms
    Output: "Check Result"= false
    Output: "Video Duration Readout"= 7200720 ms
    Output: "Video Duration Mismatch" = 200 ms

    Remark: Used as a Check

  • Input: none
    Output: "Video Duration Reported"= 7200720 ms

    Remark: Used as a Report

Parameter hierarchy
Inputs
  • Video Duration Expected VideoDurationExpected
  • Video Duration Tolerance VideoDurationTolerance
Outputs
  • Check Result CheckResult
  • Video Duration Readout VideoDurationReadout
  • Video Duration Mismatch VideoDurationMismatch

A 'structural' badge marks a node with no Value of its own; its value, if any, lives on its children instead (Annex C).

Input parameters
Name Default value Description Data model name Unit Positioning (Has*) v3
Output parameters
Name Alias Description Data model name Unit Positioning (Has*) v3
Test material
Title Version Download
Remarks
Remarks
This card is a read-out only and includes no measurement.

Related SMPTE label: 060e2b34.01010101.04060102.00000000
User discussions
Title Author Last update

Colour key: v3 Only in API v3 (data model 2026-04); v1/v2 only Only for API v1/v2 (legacy versions); derived, read-only; untinted: both.