SkillsLib.ai

skill-slug: broadcast-subtitle-quality-assurance

Catch broadcast subtitle errors before air automatically

3.5(6 reviews)
100+ downloads
Updated Oct 2026

What You Can Do

This skill analyzes broadcast subtitles to identify timing errors, formatting violations, grammar mistakes, and readability issues. You provide subtitle files and receive a detailed QA report pinpointing every problem—from sync overlaps to character limit breaches—so you can fix them with confidence before broadcast delivery.

Features

Timing & Sync Validation

Detect overlapping subtitles, timing gaps, and synchronization issues that will cause playback problems.

Grammar & Spell Checking

Catch typos, grammatical errors, and language inconsistencies across all subtitles in a single pass.

Format Compliance

Verify character limits, line breaks, duration requirements, and formatting standards specific to your broadcast platform.

Readability Analysis

Ensure subtitles are readable at broadcast speeds—check for excessive text density, proper line breaks, and visual balance.

Consistency Checking

Validate terminology consistency, speaker name formatting, and style rules across all subtitle entries.

Batch Processing

Handle multiple subtitle files simultaneously and compare them for consistency across episodes, languages, or versions.

Localization Review

Verify cultural appropriateness, regional terminology, and that translations maintain timing and meaning from the source.

Compliance Scoring

Get a pass/fail assessment with a compliance percentage so you know exactly what needs fixing before delivery.

Example Output

QA Report: episode_01_en.srt

Analyzed: 847 subtitle entries | Compliance Score: 98.2%

Critical Issues (3)

  • Line 142: Timing gap — no subtitle for 2.3 seconds
  • Line 289: Spelling error — "recieve" should be "receive"
  • Line 401: Exceeds character limit — 72 chars (max 60)

Warnings (8)

  • Lines 12, 34, 78: Inconsistent punctuation spacing
  • Line 203: All-caps dialogue — consider mixed case for readability
  • Lines 445–450: Timing cluster — 5 subtitles in rapid succession

Summary

✓ Grammar check: 0 errors ✓ Sync validation: No overlaps detected (except critical #1) ✓ Format: 3 violations found

Recommendation: Fix the 3 critical issues before delivery.

What's Included

  • Automated QA Engine: Claude analyzes subtitles against broadcast quality standards and identifies all categories of issues.
  • Detailed Issue Report: Organized report with critical issues, warnings, and statistics—prioritized by impact on broadcast delivery.
  • Line-by-Line Feedback: Exact location of every problem with context snippets so you know exactly where and what to fix.
  • Compliance Scoring: Overall pass/fail assessment and compliance percentage to track quality improvement across files.
  • Batch & Multi-File Support: Process multiple subtitle files in one session and receive consistency reports across all files.

Who It's For

  • Subtitle Editors & QA Specialists
  • Broadcast Producers & Post-Production Teams
  • Localization & Translation Coordinators
  • Closed Caption Managers
  • Compliance & Broadcast Operations

Best For

  • Pre-air subtitle verification
  • Batch QA validation before delivery
  • Localization consistency checks
  • Format compliance audits
  • Timing synchronization review

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