guanghulab/video-ai-system/experience/D144-SUBTITLE-PIPELINE-SMOKE.hdlp

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# D144 · 字幕工业化工具链快速验收
> HLDP://video-ai-system/experience/D144-SUBTITLE-PIPELINE-SMOKE
> 日期: 2026-06-24
> 范围: 腾讯AI提交的字幕工业化流水线 8 大工具
> 结论: 入口与基础 ASS 生成通过;尚未完成烧录后视觉对标验收。
---
## 覆盖文件
```
assets/subtitle-styles/subtitle-style.reference-drama.json
engines/subtitle-pipeline/reference-analysis/reference-subtitle-analyzer.py
engines/subtitle-pipeline/reference-analysis/ass-subtitle-renderer.py
engines/subtitle-pipeline/font-manager/subtitle-font-manager.py
engines/subtitle-pipeline/qc-tools/subtitle-safe-area-qc.py
engines/subtitle-pipeline/preview-tools/subtitle-preview-contact-sheet.py
engines/subtitle-pipeline/ab-test-tools/subtitle-style-ab-test.py
engines/subtitle-pipeline/srt-tools/script-to-srt-with-timing.py
```
---
## 快速验收
```
syntax_check: PASS
help_entrypoints: PASS
minimal_srt_to_ass: PASS
burned_video_visual_qc: NOT_RUN
sample_match_to_reference: NOT_RUN
```
实测最小样例:
```
input: /tmp/subtitle-smoke.srt
output: /tmp/subtitle-smoke.ass
style: reference-drama
result: 1条字幕成功生成ASS
```
生成样式要点:
```
font: PingFang SC
font_size: 38
bold: true
primary_colour: white
outline: 2
shadow: 0
alignment: bottom_center
margin_v: 50
canvas: 1080x1920
```
---
## 依赖提示
```
fonttools: optional_missing
face-recognition: optional_missing
ultralytics: optional_missing
```
说明:
- 缺 `fonttools` 时字体中文覆盖率验证会降级。
- 缺 `face-recognition` / `ultralytics` 时安全区 QC 使用简化检测。
---
## 尚未验收
```
not_verified:
- reference-subtitle-analyzer 对真实样片截图的自动量化是否准确
- ASS 烧录到视频后的观感是否与《渔乡守真心》字幕标准一致
- 安全区 QC 是否能正确识别人脸/身体遮挡
- A/B 工具是否能稳定输出对比预览
- 字幕颜色、描边、字号、底部距离是否需要继续校准
```
---
## 结论
```
字幕工业化工具链可以进入下一步真实样片对标测试。
当前不能直接宣布“字幕标准已完成”只能说“工具入口可用ASS基础生成通过”。
```