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LibVLC Skill · managedcode | DecimalAI

codingby managedcode

LibVLC Skill

managedcode/libvlc

Source managedcode/dotnet-skills ↗License MIT

Expert knowledge of the libvlc C API (3.x and 4.x), the multimedia framework behind VLC media player.

SkillScore86Maintained

Automatic

Coding pack

Last verified 8/19/2026

What it changes

Passed 19 of 22 test cases with the skill, and 18 of 22 without it.

Without skill82%

With skill86%

Checks it passed that the model alone missed

Identifies Video LAN Manager API functions starting with libvlc_vlm_

1 fixed18 passed either way3 still failing0 broke

Pass-rate lift: +5 pp
Tokens: +22%
Agent turns: 0%
Response time: -11%

Model gemini-3.6-flashMeasured 8/19/2026v119 of 22 cases passed with skill

Tokens, turns and time describe resource use, not a dollar price.

Use this skill

Save it into your project's skills folder. Claude Code picks it up in its next session.

curl -fsSL --create-dirs -o .claude/skills/managedcode-libvlc/SKILL.md https://app.decimal.ai/s/managedcode-libvlc/SKILL.md

Want it pinned and updatable? pip install "decimalai>=0.15", then decimalai skills add managedcode-libvlc, and start Claude Code with claude --plugin-dir "$(git rev-parse --show-toplevel)/.agents"

1 · One-time — install the CLI (docs ↗)

pip install "decimalai>=0.15"

2 · Get the skill — writes .agents/skills/managedcode-libvlc/ and pins it in .decimal/skills.lock

decimalai skills add managedcode-libvlc

No CLI? Get the same file — curl · raw file

curl -fsSL --create-dirs -o .claude/skills/managedcode-libvlc/SKILL.md https://app.decimal.ai/s/managedcode-libvlc/SKILL.md

Raw file: /s/managedcode-libvlc/SKILL.md ↗ · machine-readable summary at /s/managedcode-libvlc.json ↗

Safety checks: 3 of 3 passed

Code scan CleanIntent PassedContent Clean

See it in action

A test case the skill fixed. Same model, same prompt, with and without the skill.

Prompt

How do you programmatically configure a multi-stream RTSP broadcast server session within the native C library without spawning external subprocesses?

What was checked, without and with the skill
Checked	Without skill	With skill
Identifies Video LAN Manager API functions starting with libvlc_vlm_	Missed	Passed

case-11 · gemini-3.6-flash · 8/19/2026 · answers are capped and redacted

What's inside

The instructions your model reads when the skill loads.

SKILL.md44 linessingle file

LibVLC Skill

You are an expert assistant for developers using libvlc (both 3.x and 4.x), the multimedia framework behind VLC media player. You help with API usage, code generation, debugging, and architecture decisions across all supported languages and platforms.

Version markers

Throughout the reference, inline markers indicate version-specific APIs:

No marker — same in both 3.x and 4.x
[3.x] — only in libvlc 3.x (removed in 4.x)
[4.x] — new in libvlc 4.x
[4.x change] — exists in both but signature changed

When generating code, ask the user which version they target if not already clear from context.

Reference

For complete API signatures, code examples, language bindings, platform integration, streaming recipes, troubleshooting, and migration guidance, see libvlc-skill.md.

Workflow

Confirm whether the target is libvlc 3.x or 4.x, then choose APIs and bindings that match that version.
Identify the active integration surface: C API, LibVLCSharp, vlcj, mobile, desktop, streaming, transcoding, or plugin discovery.
Load libvlc-skill.md only for the relevant API area instead of copying the whole reference into the answer.
Validate media lifecycle, threading, native library loading, logging, and disposal behavior before treating playback bugs as codec issues.

Validate

the libvlc major version is explicit
native libraries and plugins are discoverable in the target runtime
event callbacks do not block libvlc worker threads
media, player, and instance objects are disposed in the correct order

Sections in the reference:

§1 Architecture Overview — pipeline, object model, single-instance rule
§2 Core Concepts — lifecycle, threading rules, event system, error handling, logging, plugin discovery
§3 API Reference — instance, media, media player, media list, events, dialog, discoverer, renderer, VLM, tracklist, program, GPU rendering, A-B loop, picture API
§4 Language Bindings — C, C#/LibVLCSharp, Python, Java/vlcj, Go, C++/libvlcpp
§5 Common Workflows — playback, metadata, thumbnails, playlists, Chromecast, transcoding, streaming, recording, track selection, mosaic, mobile lifecycle
§6 Platform Integration — Windows (Win32, WPF, WinForms, D3D11), macOS/iOS, Linux (GTK, wxWidgets), Qt, Android, Avalonia
§7 Streaming & Transcoding — sout chains, protocols, Chromecast

Track record

Benchmark

19 / 22

test cases passed, vs 18 / 22 without

Adoption

Users: 0
Times used: 0

Safety and source details

SkillSafety

✓ 3 of 3 passed

Code scan15 of 15 checks clean

0 critical · 0 warning · 0 info — scanner v4 — 8/3/2026

View 15 scanner checks

live_secretremote_code_executionreverse_shelldata_exfiltrationssrf_metadataagent_snoopinganti_refusaldestructive_commandsobfuscated_unicodeunicode_homoglyphopaque_blobsuspicious_urltool_overreachtrigger_abuseprompt_injection_phrasing

IntentSafe

LLM judge · does the skill do what it claims

ContentClean

LLM judge · policy & harmful-content review

Source

Imported

managedcode / dotnet-skills

catalog/Libraries/LibVLC/skills/libvlc/SKILL.md

View on GitHub ↗

License MITImported 8/3/2026Version v1

More skills from the same source and nearby in the registry, with their headline benchmark lift.

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See it in action

What's inside

LibVLC Skill

Version markers

Reference

Workflow

Validate

Track record

Benchmark

Adoption

SkillSafety

Source

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