video-assemble SKILL.md skillA

video-assemble from zenstory-ai/video-recap-skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add zenstory-ai/video-recap-skills/video-assemble@git:20261015.5785c33

Pins git:20261015.5785c33 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
zenstory-ai/video-recap-skills
Path
skills/video-assemble/SKILL.md
Versions recorded
17
Latest version
git:20261015.5785c33, committed Oct 15, 2026
First version recorded
Jul 12, 2026
Size
12,364 bytes
Repository stars
600
License
MIT

合成视频解说最终成片:把旁白音频铺到源视频上,按旁白窗口压低原声,生成 SRT / ASS 字幕并可烧录, 最后做响度标准化。作为最终合成阶段使用。输入源视频、tts_meta.json 与旁白位置; 输出 recap 成片和字幕。触发词:视频合成、混音、字幕、压字幕、assemble video、mux、ducking、subtitles、成片。.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

## 1. 定位

本技能负责最终合成:

1. 把各段旁白音频放到视频时间线上。
2. 在旁白窗口内用固定包络压低原声(盖住原声对白时与落在安静段时各用一档音量),间隙恢复原声。
3. 根据旁白位置生成 `subtitles.srt`;默认同时生成并烧录 `subtitles.ass`,`--no-burn-subtitles` 可关闭。不烧录时(关闭或降级),`subtitles.srt` 复制到成片旁,名为 `recap_<stem>.srt`;烧录时删掉旧的同名外挂字幕。
4. 可选把最终响度标准化到目标 LUFS:两遍 loudnorm,只用一个恒定增益,不做动态压缩;混音的真峰值放不下这么大的增益时,先过 4 倍过采样的真峰值限幅器(最多削 `LOUDNESS_LIMITER_MAX_DB`,默认 6 dB),超出部分才下调目标响度。真峰值目标针对交付的 AAC 文件:AAC 编码会让真峰值比 PCM 混音高 0.3–1.4 dB,所以首次渲染瞄准 TP 下 0.5 dB,渲染后解码成片实测;仍超过 -1 dBTP 时按超出量再降 0.1 dB 只重编码音频(画面流复制),最多两次,仍超出则以 `delivered_true_peak_over_target` 阻断。ffmpeg 实际用的模式、限幅量与成片实测值记在 `assembly_qc.json` 的 `loudness_mode` 与 `loudnorm_final_pass`(`delivered`)。
5. 成片不带原片的容器元数据(`title`、`comment` 等标签与章节)。

## 2. 声音收尾契约

合成阶段只实现创作决定,不凭空制造决定。Agent 在写旁白位置前,已在 `visual_audio_board.json` 为每个 beat 指定 `audio_owner`:

- `original_dialogue`
- `action_sound`
- `ambience` / `music`
- `silence`
- `narration`

旁白间隙按已选声音分工保留。只在确有任务时加入 BGM,并保住必须听见的台词与有意义的沉默。

当前渲染器不解析 `visual_audio_board.json`;Agent 通过旁白时间、`overlaps_speech`、原声留白与现有混音参数落实这些决定。

## 3. 输入契约

- `<video>`:源视频;cut 模式下为 `edited_source.mp4`。
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add zenstory-ai/video-recap-skills/video-assemble@sha256:88ab7ae6de32321e

The line at the top of this page pins the label git:20261015.5785c33, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_jwdn7qfcb2kq6oyl.svg)](https://markdownregistry.com/a/art_jwdn7qfcb2kq6oyl)

3 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 17 versions of this file, between Jul 12, 2026 and Oct 15, 2026, about one every 6 days.

versioncommittedcommitsizeaudit
git:20261015.5785c33 latest2026-10-15 5785c33 12,364 BA view · diff
git:20261014.14640fd2026-10-14 14640fd 12,205 BA view · diff
git:20261003.48f32c82026-10-03 48f32c8 12,210 BA view · diff
git:20261003.3fd55702026-10-03 3fd5570 11,839 BA view · diff
git:20261003.ab86da12026-10-03 ab86da1 11,738 BA view · diff
git:20261003.76268aa2026-10-03 76268aa 11,360 BA view · diff
git:20261003.5663bf42026-10-03 5663bf4 11,239 BA view · diff
git:20260921.aeb02382026-09-21 aeb0238 8,875 BA view · diff
git:20260920.5923ced2026-09-20 5923ced 10,841 BA view · diff
git:20260920.1bb46562026-09-20 1bb4656 9,053 BA view · diff
git:20260920.6166bb62026-09-20 6166bb6 8,071 BA view · diff
git:20260920.67651a22026-09-20 67651a2 7,666 BA view · diff
git:20260824.370010a2026-08-24 370010a 6,926 BA view · diff
git:20260715.affe3252026-07-15 affe325 5,645 BA view · diff
git:20260714.468182c2026-07-14 468182c 4,988 BA view · diff
git:20260713.edc5f792026-07-13 edc5f79 6,626 BA view · diff
git:20260712.6f5dd322026-07-12 6f5dd32 6,148 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (12364 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

zenstory-ai/video-recap-skills · 600 stars · license MIT · pushed 2026-10-30 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_jwdn7qfcb2kq6oyl
GET https://markdownregistry.com/api/v1/resolve?ref=zenstory-ai/video-recap-skills/video-assemble
GET https://markdownregistry.com/api/v1/blob/88ab7ae6de32321e1bdb1858a132e7968b3f5f20a8b549378f727dfe0d3db2ce

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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Every file in zenstory-ai/video-recap-skills

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