{
  "_comment": "参考短剧字幕样式配置 · subtitle-style.reference-drama.json",
  "_description": "从样片截图量化得到的字幕标准，用于ASS字幕渲染",
  "_version": "1.0",
  "_date": "2026-06-24",
  "_source": "渔乡守真心 样片分析",
  
  "video": {
    "width": 1080,
    "height": 1920,
    "aspect_ratio": "9:16",
    "scan_type": "progressive"
  },
  
  "subtitle_box": {
    "x": 100,
    "y": 1750,
    "width": 880,
    "height": 120,
    "_unit": "px",
    "_note": "字幕框位置（左下角x,y + 宽度,高度）"
  },
  
  "font": {
    "family": "PingFang SC",
    "size": 38,
    "size_ratio": 0.0198,
    "_note_size_ratio": "字号/视频高度 = 38/1920 = 0.0198",
    "color": "&HFFFFFF&",
    "color_hex": "#FFFFFF",
    "bold": true,
    "italic": false,
    "underline": false,
    "strikeout": false,
    "_note_font": "使用PingFang SC粗体，白色"
  },
  
  "stroke": {
    "enabled": true,
    "width": 2,
    "width_px": 2,
    "color": "&H000000&",
    "color_hex": "#000000",
    "opacity": 0.92,
    "_note": "黑色描边，宽度2px，用于白色字体轮廓"
  },
  
  "shadow": {
    "enabled": false,
    "depth": 0,
    "color": "&H000000&",
    "opacity": 0
  },
  
  "position": {
    "alignment": 2,
    "_alignment_values": {
      "1": "左下",
      "2": "中下",
      "3": "右下",
      "4": "左中",
      "5": "中中",
      "6": "右中",
      "7": "左上",
      "8": "中上",
      "9": "右上"
    },
    "margin_left": 100,
    "margin_right": 100,
    "margin_vertical": 50,
    "_note": "对齐方式=2（中下），水平边距100px，底部边距50px"
  },
  
  "spacing": {
    "line_spacing": 1.45,
    "letter_spacing": 0,
    "_note": "行间距1.45倍，字间距默认"
  },
  
  "background": {
    "enabled": false,
    "color": "&H000000&",
    "opacity": 0.6,
    "padding": 20,
    "_note": "参考短剧不使用背景框，纯字幕+描边"
  },
  
  "timing": {
    "fade_in_ms": 150,
    "fade_out_ms": 150,
    "_note": "字幕淡入淡出150ms"
  },
  
  "qc_thresholds": {
    "min_bottom_distance_ratio": 0.02,
    "max_bottom_distance_ratio": 0.05,
    "min_font_size_ratio": 0.015,
    "max_font_size_ratio": 0.025,
    "max_stroke_width_px": 3,
    "min_contrast_ratio": 4.5,
    "_note": "QC自动检查阈值"
  },
  
  "ass_template": {
    "_comment": "ASS字幕格式模板，用于FFmpeg libass渲染",
    "_example": "Dialogue: 0,0:00:01.00,0:00:03.50,Default,,0,0,0,,{\\pos(540,1850)\\fs38\\b1\\3c&H000000&\\4a&H40&\\fsp0}苏白：付费才能修仙？",
    "format": "Dialogue: <Layer>,<Start>,<End>,<Style>,<Name>,<MarginL>,<MarginR>,<MarginV>,<Effect>,<Text>",
    "default_style": "Default",
    "common_tags": {
      "font_size": "\\fs38",
      "bold": "\\b1",
      "stroke_color": "\\3c&H000000&",
      "stroke_opacity": "\\4a&H40&",
      "position": "\\pos(540,1850)",
      "fade_in": "\\fad(150,0)",
      "fade_out": "\\fad(0,150)"
    }
  }
}