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2026-05-21 00:19:08 +08:00
parent 3215d39a32
commit 3b0a8d777c
63 changed files with 12483 additions and 1114 deletions
--- a/src/config/subtitleTemplates.js
+++ b/src/config/subtitleTemplates.js
@@ -0,0 +1,63 @@
+/** 字幕样式预设（对齐 Electron 常用底部白字黑边，供 ffmpeg force_style） */
+export const SUBTITLE_TEMPLATES = [
+  {
+    id: "default",
+    label: "默认白字黑边",
+    fontName: "Microsoft YaHei",
+    fontSize: 24,
+    primaryColor: "#FFFFFF",
+    outlineColor: "#000000",
+    outline: 2,
+    marginV: 40,
+  },
+  {
+    id: "large",
+    label: "大号字幕",
+    fontName: "Microsoft YaHei",
+    fontSize: 32,
+    primaryColor: "#FFFFFF",
+    outlineColor: "#000000",
+    outline: 3,
+    marginV: 48,
+  },
+  {
+    id: "yellow",
+    label: "黄色强调",
+    fontName: "Microsoft YaHei",
+    fontSize: 26,
+    primaryColor: "#FFD700",
+    outlineColor: "#000000",
+    outline: 2,
+    marginV: 42,
+  },
+];
+
+/**
+ * @param {string} templateId
+ */
+export function getSubtitleTemplate(templateId) {
+  return (
+    SUBTITLE_TEMPLATES.find((t) => t.id === templateId) ||
+    SUBTITLE_TEMPLATES[0]
+  );
+}
+
+/**
+ * @param {{ fontName?: string, fontSize?: number, primaryColor?: string, outlineColor?: string, outline?: number, marginV?: number }} tpl
+ */
+export function buildFfmpegForceStyle(tpl) {
+  const hexToAss = (hex) => {
+    const h = hex.replace("#", "");
+    const r = h.substring(0, 2);
+    const g = h.substring(2, 4);
+    const b = h.substring(4, 6);
+    return `&H00${b}${g}${r}`.toUpperCase();
+  };
+  const fontName = tpl.fontName || "Microsoft YaHei";
+  const fontSize = tpl.fontSize || 24;
+  const primary = hexToAss(tpl.primaryColor || "#FFFFFF");
+  const outline = hexToAss(tpl.outlineColor || "#000000");
+  const outlineW = tpl.outline ?? 2;
+  const marginV = tpl.marginV ?? 40;
+  return `FontName=${fontName},FontSize=${fontSize},PrimaryColour=${primary},OutlineColour=${outline},Outline=${outlineW},Alignment=2,MarginV=${marginV}`;
+}