mdn/content

wrong CC value for table "AVC profiles"

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#44,247 opened on May 25, 2026

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Content:Mediagood first issue

Description

MDN URL

https://developer.mozilla.org/en-US/docs/Web/Media/Guides/Formats/codecs_parameter

What specific section or headline is this issue about?

iso_base_media_file_format_mp4_quicktime_and_3gp/AVC profiles

What information was incorrect, unhelpful, or incomplete?

Scalable High Intra Profile Primarily useful only for production applications, this profile supports only all-intra usage. 56 20

What did you expect to see?

Scalable High Intra Profile Primarily useful only for production applications, this profile supports only all-intra usage. 56 10

Do you have any supporting links, references, or citations?

https://www.iana.org/assignments/media-types/video/H264-SVC

Do you have anything more you want to share?

No response

MDN metadata

Contributor guide

Tech stack
html
Domain
documentation
Issue type
documentation
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
1
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
under 1 hour
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
fresh
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
clear
Prerequisites
None
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
95
Research direction
Open the file indicated in the issue (files/en us/web/media/guides/formats/codecs parameter/index.md). Find the table row for 'Scalable High Intra Profile' and change the CC value from 20 to 10. The IANA reference confirms the correct value.
wrong CC value for table "AVC profiles" · mdn/content#44247 | Good First Issue