From d4eb18e5f890ac884ba80e4374b1e54a7d72337d Mon Sep 17 00:00:00 2001
From: kang <wankang2050@gmail.com>
Date: Wed, 13 May 2026 21:19:00 +0800
Subject: [PATCH] auto-save 2026-05-13 21:18 (~2)

---
 .memory/worklog.json |  7 ++++++
 web/app/page.tsx     | 55 ++++++++++++++++++++++++++++++++------------
 2 files changed, 47 insertions(+), 15 deletions(-)

diff --git a/.memory/worklog.json b/.memory/worklog.json
index dbbe349..7744a79 100644
--- a/.memory/worklog.json
+++ b/.memory/worklog.json
@@ -2401,6 +2401,13 @@
       "type": "session-heartbeat",
       "message": "Codex 会话活跃 · 最近命令：codex · 2 项未提交变更 · 最近提交：auto-save 2026-05-13 21:07 (~4)",
       "files_changed": 2
+    },
+    {
+      "ts": "2026-05-13T21:13:28+08:00",
+      "type": "commit",
+      "message": "auto-save 2026-05-13 21:13 (~3)",
+      "hash": "a8b752b",
+      "files_changed": 3
     }
   ]
 }
diff --git a/web/app/page.tsx b/web/app/page.tsx
index 2b75b44..a95c816 100644
--- a/web/app/page.tsx
+++ b/web/app/page.tsx
@@ -233,29 +233,54 @@ export default function Home() {
 
     const labelOf = (ref?: ImageRef | null, fallback = "未提供") => ref?.label || fallback
     const duration = scene.duration && scene.duration > 0 ? scene.duration : 5
+    const sourceScene = frame.description?.scene ? `参考画面识别：${frame.description.scene}` : ""
+    const sourceStyle = frame.description?.style ? `参考风格：${frame.description.style}` : ""
+    const sourceObjects = frame.description?.objects?.length
+      ? `参考元素：${frame.description.objects.slice(0, 6).map((o) => o.name).join("、")}`
+      : ""
+    const subjectDirection = scene.subject?.trim()
+      || "保留参考里的主体位置和动作关系，但人物/主体改成干净可信的 SKG 产品演示语境；不要保留医疗骨架、竞品或原视频人物设定，除非用户明确写了要保留。"
+    const productDirection = scene.product?.trim()
+      || "让 SKG 产品成为清晰可见的视觉主角，产品轮廓稳定，位置连续，不要在镜头中变成其他物体。"
+    const sceneDirection = scene.scene?.trim()
+      || "借鉴参考画面的构图、可信感和空间层次，但改造成适合 SKG 产品广告的现代家居、办公或零售场景。"
+    const actionDirection = scene.action?.trim()
+      || "一镜到底缓慢推进，先建立画面，再出现自然手部互动，最后停在产品细节或使用状态特写。"
     const prompt = [
-      `Vertical 9:16 short product video for SKG, ${duration.toFixed(1)} seconds.`,
-      "Use the reference materials only for composition, pose, scene mood and motion rhythm; do not copy the original video, text, watermark, logo, or non-SKG product.",
-      `Reference subject: ${labelOf(scene.subject_image, "clean product demonstration subject")}.`,
-      `Reference scene: ${labelOf(scene.scene_image, "clean modern wellness / home / retail scene")}.`,
-      `SKG product reference: ${labelOf(scene.product_image, "SKG product as the hero object")}.`,
-      `Reference action: ${labelOf(scene.action_image, "hands-on product demonstration action")}.`,
-      scene.subject ? `Subject change: ${scene.subject}.` : "Subject change: clean, trustworthy product demo talent or hands, no medical skeleton unless explicitly requested.",
-      scene.product ? `Product replacement: ${scene.product}.` : "Product replacement: make SKG product the visual focus, premium, clean, realistic, clearly visible.",
-      scene.scene ? `Scene adaptation: ${scene.scene}.` : "Scene adaptation: borrow only the useful layout and credibility from the reference, convert it to SKG product context.",
-      scene.action ? `Camera and action: ${scene.action}.` : "Camera and action: slow push-in, product reveal, close-up detail, natural hand interaction, stable commercial lighting.",
-      "High quality realistic commercial video, clean background, no captions, no platform UI, no TikTok watermark, no extra text.",
+      `竖屏 9:16，${duration.toFixed(1)} 秒，SKG 产品短视频广告。`,
+      "直接根据当前分镜关键帧生成视频。必须使用输入的完整视频关键帧作为第一帧和视觉锚点：第一帧构图、主体位置、透视关系和光线方向保持稳定，然后从这一帧自然动起来。",
+      "生成一段单镜头连续视频，一镜到底，不要跳切，不要突然换场景，不要突然换主体，不要蒙太奇，不要多镜头拼接。",
+      "时间线：0%-25% 保持首帧构图并轻微启动；25%-70% 做一个清晰、缓慢、可信的产品展示动作；70%-100% 镜头自然停稳在 SKG 产品或使用效果特写。",
+      `主体改造：${subjectDirection}`,
+      `产品替换：${productDirection}`,
+      `场景改造：${sceneDirection}`,
+      `连续动作和镜头：${actionDirection}`,
+      `参考主体图槽：${labelOf(scene.subject_image, "产品演示主体或手部姿态")}`,
+      `参考场景图槽：${labelOf(scene.scene_image, "现代健康生活场景")}`,
+      `SKG 产品图槽：${labelOf(scene.product_image, "SKG 产品视觉主角")}`,
+      `参考动作图槽：${labelOf(scene.action_image, "自然拿取、佩戴、展示或靠近产品的动作")}`,
+      sourceScene,
+      sourceStyle,
+      sourceObjects,
+      "运动要求：动作幅度小而连续，速度均匀，手部和产品位置前后一致，产品外形不变形，人物表情和姿态不漂移，背景只允许轻微景深和光影变化。",
+      "商业质感：真实拍摄感，干净高级，柔和稳定打光，产品边缘清晰，材质真实，画面无抖动、无拉伸、无闪烁。",
+      "禁止：字幕、文字、平台 UI、TikTok 水印、logo 水印、免责声明、竞品包装、随机新物体、医学骨架、夸张病症画面、恐怖元素、画面撕裂、人物或产品突然变形。",
     ].join("\n")
 
     try {
       toast.info(`已提交 ${model} 生视频 · 分镜 ${frameIdx + 1}`)
+      const keyframeRef: ImageRef = {
+        kind: "keyframe",
+        frame_idx: frameIdx,
+        label: `分镜 ${frameIdx + 1} 关键帧`,
+      }
       const updated = await generateStoryboardVideo(job.id, frameIdx, {
         prompt,
         duration,
-        subject_image: scene.subject_image ?? null,
-        scene_image: scene.scene_image ?? null,
-        product_image: scene.product_image ?? null,
-        action_image: scene.action_image ?? null,
+        subject_image: keyframeRef,
+        scene_image: null,
+        product_image: null,
+        action_image: null,
         model,
         size: "720x1280",
       })