fix: 修复 AssetModals newLibKind 类型为 AssetKind

- 抽 AssetUploadZone 组件: 上传拖拽区域
- 抽 AssetGridSection 组件: 素材网格 + 加载/错误/空状态
- 抽 AssetModals 组件: 7 个弹窗 + Drawer 集合
- 主文件 307→243 行 (-21%)，仅保留 Hook 组装与整体布局

apps/api/app/services/ai_service.py

@@ -12,6 +12,7 @@
 
 from __future__ import annotations
 
+import json
 import logging
 from typing import Any, Dict, List, Optional
 

apps/web/src/pages/assets/AssetLibrary.tsx

@@ -1,25 +1,27 @@
 /**
  * 视频库页面 — V21 设计系统
  * 两栏布局：左侧视频库列表（260px）+ 右侧素材网格
- * 使用 useQuery 对接后端真实 API（api/assets.ts）
+ *
+ * 主组件仅保留 Hook 组装与整体布局
+ * 数据查询 → hooks/useAssetsData
+ * 库管理 → hooks/useLibraryManagement
+ * 上传 → hooks/useAssetUpload
+ * 选中态 → hooks/useAssetSelection
+ * 素材操作 → hooks/useAssetOperations
+ * 上传区 → components/AssetUploadZone
+ * 网格区 → components/AssetGridSection
+ * 弹窗集合 → components/AssetModals
  */
 import React, { useState } from "react"
-import { Upload } from "antd"
-import { InboxOutlined, PictureOutlined, ExclamationCircleOutlined } from "@ant-design/icons"
-import { Button } from "@/components/ui"
 import type { AssetItem } from "@/pages/assets/types"
-import AssetCard from "@/pages/assets/components/AssetCard"
+import type { SmartViewType } from "@/pages/assets/components/BatchMarkModal"
 import { SkeletonCard } from "@/pages/assets/components/AssetSkeleton"
 import LibrarySidebar from "@/pages/assets/components/LibrarySidebar"
 import AssetFilterBar from "@/pages/assets/components/AssetFilterBar"
 import BatchOperationBar from "@/pages/assets/components/BatchOperationBar"
-import CreateLibraryModal from "@/pages/assets/components/CreateLibraryModal"
-import PlayModal from "@/pages/assets/components/PlayModal"
-import BatchTagModal from "@/pages/assets/components/BatchTagModal"
-import BatchClassifyModal from "@/pages/assets/components/BatchClassifyModal"
-import BatchMarkModal from "@/pages/assets/components/BatchMarkModal"
-import ResultDrawer from "@/pages/assets/components/ResultDrawer"
-import UploadProgressModal from "@/pages/assets/components/UploadProgressModal"
+import AssetUploadZone from "@/pages/assets/components/AssetUploadZone"
+import AssetGridSection from "@/pages/assets/components/AssetGridSection"
+import AssetModals from "@/pages/assets/components/AssetModals"
 import { useAssetsData } from "@/pages/assets/hooks/useAssetsData"
 import { useLibraryManagement } from "@/pages/assets/hooks/useLibraryManagement"
 import { useAssetUpload } from "@/pages/assets/hooks/useAssetUpload"
@@ -27,9 +29,6 @@ import { useAssetSelection } from "@/pages/assets/hooks/useAssetSelection"
 import { useAssetOperations } from "@/pages/assets/hooks/useAssetOperations"
 import "./assets.css"
 
-/* ============================================================
- * 主组件
- * ============================================================ */
 const AssetLibrary: React.FC = () => {
   /* ── 数据查询与筛选 ── */
   const {
@@ -129,9 +128,6 @@ const AssetLibrary: React.FC = () => {
 
   return (
     <div className="xx-assets-page">
-      {/* ─── 上传进度弹窗 ─── */}
-      <UploadProgressModal open={uploading} progress={uploadProgress} />
-
       {/* 两栏布局 */}
       <div className="xx-assets-layout">
         {/* ─── 左侧：视频库列表 ─── */}
@@ -146,25 +142,11 @@ const AssetLibrary: React.FC = () => {
         {/* ─── 右侧：内容区 ─── */}
         <div className="xx-assets-content">
           {/* 上传区域 */}
-          <Upload.Dragger
-            beforeUpload={(file) => {
-              handleUpload(file as File)
-              return false
-            }}
-            showUploadList={false}
-            multiple
-            accept="video/*,image/*"
-          >
-            <div className="xx-asset-upload-zone">
-              <p className="xx-asset-upload-icon">
-                <InboxOutlined />
-              </p>
-              <p className="xx-asset-upload-text">
-                {uploading ? "上传中..." : "点击或拖拽文件到此区域上传"}
-              </p>
-              <p className="xx-asset-upload-hint">支持视频、图片，单文件不超过 2GB</p>
-            </div>
-          </Upload.Dragger>
+          <AssetUploadZone
+            uploading={uploading}
+            uploadProgress={uploadProgress}
+            onUpload={handleUpload}
+          />
 
           {/* 筛选栏 */}
           <AssetFilterBar
@@ -191,114 +173,69 @@ const AssetLibrary: React.FC = () => {
           )}
 
           {/* 素材网格 */}
-          {assetsLoading ? (
-            <div className="xx-asset-grid">
-              {Array.from({ length: 8 }).map((_, i) => (
-                <SkeletonCard key={i} />
-              ))}
-            </div>
-          ) : assetsError ? (
-            <div className="xx-assets-empty">
-              <div className="xx-assets-empty-icon">
-                <ExclamationCircleOutlined />
-              </div>
-              <p className="xx-assets-empty-title">{assetsErrorObj?.message || "加载失败"}</p>
-              <Button buttonType="primary" buttonSize="sm" onClick={() => refetchAssets()}>
-                重新加载
-              </Button>
-            </div>
-          ) : filteredAssets.length > 0 ? (
-            <div className="xx-asset-grid">
-              {filteredAssets.map((asset) => (
-                <AssetCard
-                  key={asset.id}
-                  asset={asset}
-                  selected={selectedIds.has(asset.id)}
-                  diagnosing={diagnosingId === asset.id}
-                  onToggle={() => toggleSelect(asset.id)}
-                  onDiagnose={() => handleDiagnose(asset)}
-                  onPlay={() => setPlayingAsset(asset)}
-                  onDelete={() => handleSingleDelete(asset.id)}
-                />
-              ))}
-            </div>
-          ) : (
-            <div className="xx-assets-empty">
-              <div className="xx-assets-empty-icon">
-                <PictureOutlined />
-              </div>
-              <p className="xx-assets-empty-title">暂无素材，请上传或切换视频库</p>
-            </div>
-          )}
+          <AssetGridSection
+            loading={assetsLoading}
+            error={assetsError}
+            errorMessage={assetsErrorObj?.message}
+            assets={filteredAssets}
+            selectedIds={selectedIds}
+            diagnosingId={diagnosingId}
+            onRetry={refetchAssets}
+            onToggleSelect={toggleSelect}
+            onDiagnose={handleDiagnose}
+            onPlay={setPlayingAsset}
+            onDelete={handleSingleDelete}
+          />
         </div>
       </div>
 
-      {/* ─── 新建视频库弹窗 ─── */}
-      <CreateLibraryModal
-        open={createModalOpen}
-        onCancel={() => setCreateModalOpen(false)}
-        onOk={handleCreateLibrary}
-        name={newLibName}
-        onNameChange={setNewLibName}
-        kind={newLibKind}
-        onKindChange={setNewLibKind}
-        confirmLoading={isCreating}
-      />
-
-      {/* ─── 视频/音频播放弹窗 ─── */}
-      <PlayModal open={!!playingAsset} asset={playingAsset} onClose={() => setPlayingAsset(null)} />
-
-      {/* ─── 批量打标签弹窗 ─── */}
-      <BatchTagModal
-        open={tagModalOpen}
+      {/* ─── 弹窗集合 ─── */}
+      <AssetModals
+        uploading={uploading}
+        uploadProgress={uploadProgress}
+        createModalOpen={createModalOpen}
+        onCreateModalCancel={() => setCreateModalOpen(false)}
+        onCreateModalOk={handleCreateLibrary}
+        newLibName={newLibName}
+        onNewLibNameChange={setNewLibName}
+        newLibKind={newLibKind}
+        onNewLibKindChange={setNewLibKind}
+        createLoading={isCreating}
+        playingAsset={playingAsset}
+        onPlayClose={() => setPlayingAsset(null)}
+        tagModalOpen={tagModalOpen}
         selectedCount={selectedIds.size}
-        onCancel={() => {
+        onTagCancel={() => {
           setTagModalOpen(false)
           setBatchTags([])
           setBatchTagInput("")
         }}
-        onOk={handleBatchTag}
-        tags={batchTags}
+        onTagOk={handleBatchTag}
+        batchTags={batchTags}
+        batchTagInput={batchTagInput}
         onTagInputChange={setBatchTagInput}
         onTagInputKeyDown={handleTagInputKeyDown}
         onRemoveTag={removeBatchTag}
-        tagInput={batchTagInput}
-        tagMode={tagMode}
-        onTagModeChange={setTagMode}
-        confirmLoading={batchLoading}
-      />
-
-      {/* ─── 批量改分类弹窗 ─── */}
-      <BatchClassifyModal
-        open={classifyModalOpen}
-        selectedCount={selectedIds.size}
-        onCancel={() => {
+        tagMode={tagMode as "add" | "replace"}
+        onTagModeChange={setTagMode as (mode: "add" | "replace") => void}
+        batchLoading={batchLoading}
+        classifyModalOpen={classifyModalOpen}
+        onClassifyCancel={() => {
           setClassifyModalOpen(false)
           setBatchCategory("")
         }}
-        onOk={handleBatchClassify}
-        category={batchCategory}
+        onClassifyOk={handleBatchClassify}
+        batchCategory={batchCategory}
         onCategoryChange={setBatchCategory}
-        confirmLoading={batchLoading}
-      />
-
-      {/* ─── 批量智能标记弹窗 ─── */}
-      <BatchMarkModal
-        open={markModalOpen}
-        selectedCount={selectedIds.size}
-        onCancel={() => setMarkModalOpen(false)}
-        onOk={handleBatchMark}
-        smartView={batchSmartView}
-        onSmartViewChange={setBatchSmartView}
-        confirmLoading={batchLoading}
-      />
-
-      {/* ─── 操作结果 Drawer ─── */}
-      <ResultDrawer
-        open={resultDrawerOpen}
-        title={operationTitle}
-        result={operationResult}
-        onClose={handleResultDrawerClose}
+        markModalOpen={markModalOpen}
+        onMarkCancel={() => setMarkModalOpen(false)}
+        onMarkOk={handleBatchMark}
+        batchSmartView={batchSmartView as SmartViewType}
+        onSmartViewChange={setBatchSmartView as (val: SmartViewType) => void}
+        resultDrawerOpen={resultDrawerOpen}
+        operationTitle={operationTitle}
+        operationResult={operationResult}
+        onResultDrawerClose={handleResultDrawerClose}
       />
     </div>
   )

apps/web/src/pages/assets/components/AssetGridSection.tsx

@@ -0,0 +1,93 @@
+/**
+ * AssetLibrary 素材网格区域（含加载/错误/空状态）
+ */
+import React from "react"
+import { PictureOutlined, ExclamationCircleOutlined } from "@ant-design/icons"
+import { Button } from "@/components/ui"
+import type { AssetItem } from "../types"
+import AssetCard from "./AssetCard"
+import { SkeletonCard } from "./AssetSkeleton"
+
+export interface AssetGridSectionProps {
+  loading: boolean
+  error: boolean
+  errorMessage?: string
+  assets: AssetItem[]
+  selectedIds: Set<string>
+  diagnosingId: string | null
+  onRetry?: () => void
+  onToggleSelect: (id: string) => void
+  onDiagnose: (asset: AssetItem) => void
+  onPlay: (asset: AssetItem) => void
+  onDelete: (id: string) => void
+}
+
+export const AssetGridSection: React.FC<AssetGridSectionProps> = ({
+  loading,
+  error,
+  errorMessage,
+  assets,
+  selectedIds,
+  diagnosingId,
+  onRetry,
+  onToggleSelect,
+  onDiagnose,
+  onPlay,
+  onDelete,
+}) => {
+  if (loading) {
+    return (
+      <div className="xx-asset-grid">
+        {Array.from({ length: 8 }).map((_, i) => (
+          <SkeletonCard key={i} />
+        ))}
+      </div>
+    )
+  }
+
+  if (error) {
+    return (
+      <div className="xx-assets-empty">
+        <div className="xx-assets-empty-icon">
+          <ExclamationCircleOutlined />
+        </div>
+        <p className="xx-assets-empty-title">{errorMessage || "加载失败"}</p>
+        {onRetry && (
+          <Button buttonType="primary" buttonSize="sm" onClick={onRetry}>
+            重新加载
+          </Button>
+        )}
+      </div>
+    )
+  }
+
+  if (assets.length > 0) {
+    return (
+      <div className="xx-asset-grid">
+        {assets.map((asset) => (
+          <AssetCard
+            key={asset.id}
+            asset={asset}
+            selected={selectedIds.has(asset.id)}
+            diagnosing={diagnosingId === asset.id}
+            onToggle={() => onToggleSelect(asset.id)}
+            onDiagnose={() => onDiagnose(asset)}
+            onPlay={() => onPlay(asset)}
+            onDelete={() => onDelete(asset.id)}
+          />
+        ))}
+      </div>
+    )
+  }
+
+  return (
+    <div className="xx-assets-empty">
+      <div className="xx-assets-empty-icon">
+        <PictureOutlined />
+      </div>
+      <p className="xx-assets-empty-title">暂无素材，请上传或切换视频库</p>
+    </div>
+  )
+}
+
+export default AssetGridSection

apps/web/src/pages/assets/components/AssetModals.tsx

@@ -0,0 +1,179 @@
+/**
+ * AssetLibrary 弹窗集合
+ */
+import React from "react"
+import type { AssetItem, AssetKind } from "../types"
+import type { SmartViewType } from "./BatchMarkModal"
+import type { BatchOperationResult } from "@/api/assets"
+import CreateLibraryModal from "./CreateLibraryModal"
+import PlayModal from "./PlayModal"
+import BatchTagModal from "./BatchTagModal"
+import BatchClassifyModal from "./BatchClassifyModal"
+import BatchMarkModal from "./BatchMarkModal"
+import ResultDrawer from "./ResultDrawer"
+import UploadProgressModal from "./UploadProgressModal"
+
+export interface AssetModalsProps {
+  /* 上传进度 */
+  uploading: boolean
+  uploadProgress: number
+
+  /* 新建视频库 */
+  createModalOpen: boolean
+  onCreateModalCancel: () => void
+  onCreateModalOk: () => void
+  newLibName: string
+  onNewLibNameChange: (name: string) => void
+  newLibKind: AssetKind
+  onNewLibKindChange: (kind: AssetKind) => void
+  createLoading: boolean
+
+  /* 播放弹窗 */
+  playingAsset: AssetItem | null
+  onPlayClose: () => void
+
+  /* 批量打标签 */
+  tagModalOpen: boolean
+  selectedCount: number
+  onTagCancel: () => void
+  onTagOk: () => void
+  batchTags: string[]
+  batchTagInput: string
+  onTagInputChange: (val: string) => void
+  onTagInputKeyDown: (e: React.KeyboardEvent) => void
+  onRemoveTag: (tag: string) => void
+  tagMode: "add" | "replace"
+  onTagModeChange: (mode: "add" | "replace") => void
+  batchLoading: boolean
+
+  /* 批量改分类 */
+  classifyModalOpen: boolean
+  onClassifyCancel: () => void
+  onClassifyOk: () => void
+  batchCategory: string
+  onCategoryChange: (val: string) => void
+
+  /* 批量智能标记 */
+  markModalOpen: boolean
+  onMarkCancel: () => void
+  onMarkOk: () => void
+  batchSmartView: SmartViewType
+  onSmartViewChange: (val: SmartViewType) => void
+
+  /* 操作结果 Drawer */
+  resultDrawerOpen: boolean
+  operationTitle: string
+  operationResult: BatchOperationResult | null
+  onResultDrawerClose: () => void
+}
+
+export const AssetModals: React.FC<AssetModalsProps> = ({
+  uploading,
+  uploadProgress,
+  createModalOpen,
+  onCreateModalCancel,
+  onCreateModalOk,
+  newLibName,
+  onNewLibNameChange,
+  newLibKind,
+  onNewLibKindChange,
+  createLoading,
+  playingAsset,
+  onPlayClose,
+  tagModalOpen,
+  selectedCount,
+  onTagCancel,
+  onTagOk,
+  batchTags,
+  batchTagInput,
+  onTagInputChange,
+  onTagInputKeyDown,
+  onRemoveTag,
+  tagMode,
+  onTagModeChange,
+  batchLoading,
+  classifyModalOpen,
+  onClassifyCancel,
+  onClassifyOk,
+  batchCategory,
+  onCategoryChange,
+  markModalOpen,
+  onMarkCancel,
+  onMarkOk,
+  batchSmartView,
+  onSmartViewChange,
+  resultDrawerOpen,
+  operationTitle,
+  operationResult,
+  onResultDrawerClose,
+}) => {
+  return (
+    <>
+      {/* 上传进度弹窗 */}
+      <UploadProgressModal open={uploading} progress={uploadProgress} />
+
+      {/* 新建视频库弹窗 */}
+      <CreateLibraryModal
+        open={createModalOpen}
+        onCancel={onCreateModalCancel}
+        onOk={onCreateModalOk}
+        name={newLibName}
+        onNameChange={onNewLibNameChange}
+        kind={newLibKind}
+        onKindChange={onNewLibKindChange}
+        confirmLoading={createLoading}
+      />
+
+      {/* 视频/音频播放弹窗 */}
+      <PlayModal open={!!playingAsset} asset={playingAsset} onClose={onPlayClose} />
+
+      {/* 批量打标签弹窗 */}
+      <BatchTagModal
+        open={tagModalOpen}
+        selectedCount={selectedCount}
+        onCancel={onTagCancel}
+        onOk={onTagOk}
+        tags={batchTags}
+        onTagInputChange={onTagInputChange}
+        onTagInputKeyDown={onTagInputKeyDown}
+        onRemoveTag={onRemoveTag}
+        tagInput={batchTagInput}
+        tagMode={tagMode}
+        onTagModeChange={onTagModeChange}
+        confirmLoading={batchLoading}
+      />
+
+      {/* 批量改分类弹窗 */}
+      <BatchClassifyModal
+        open={classifyModalOpen}
+        selectedCount={selectedCount}
+        onCancel={onClassifyCancel}
+        onOk={onClassifyOk}
+        category={batchCategory}
+        onCategoryChange={onCategoryChange}
+        confirmLoading={batchLoading}
+      />
+
+      {/* 批量智能标记弹窗 */}
+      <BatchMarkModal
+        open={markModalOpen}
+        selectedCount={selectedCount}
+        onCancel={onMarkCancel}
+        onOk={onMarkOk}
+        smartView={batchSmartView}
+        onSmartViewChange={onSmartViewChange}
+        confirmLoading={batchLoading}
+      />
+
+      {/* 操作结果 Drawer */}
+      <ResultDrawer
+        open={resultDrawerOpen}
+        title={operationTitle}
+        result={operationResult}
+        onClose={onResultDrawerClose}
+      />
+    </>
+  )
+}
+
+export default AssetModals

apps/web/src/pages/assets/components/AssetUploadZone.tsx

@@ -0,0 +1,41 @@
+/**
+ * AssetLibrary 上传拖拽区域
+ */
+import React from "react"
+import { Upload } from "antd"
+import { InboxOutlined } from "@ant-design/icons"
+
+export interface AssetUploadZoneProps {
+  uploading: boolean
+  uploadProgress: number
+  onUpload: (file: File) => void
+}
+
+export const AssetUploadZone: React.FC<AssetUploadZoneProps> = ({
+  uploading,
+  onUpload,
+}) => {
+  return (
+    <Upload.Dragger
+      beforeUpload={(file) => {
+        onUpload(file as File)
+        return false
+      }}
+      showUploadList={false}
+      multiple
+      accept="video/*,image/*"
+    >
+      <div className="xx-asset-upload-zone">
+        <p className="xx-asset-upload-icon">
+          <InboxOutlined />
+        </p>
+        <p className="xx-asset-upload-text">
+          {uploading ? "上传中..." : "点击或拖拽文件到此区域上传"}
+        </p>
+        <p className="xx-asset-upload-hint">支持视频、图片，单文件不超过 2GB</p>
+      </div>
+    </Upload.Dragger>
+  )
+}
+
+export default AssetUploadZone

apps/worker/video_processing/chroma_key_engine.py

@@ -9,11 +9,12 @@
 from __future__ import annotations
 
 import logging
+from typing import Optional
 
-from packages.domain.chroma_key_config import CHROMA_KEY_PRESETS  # noqa: F401
-from packages.domain.chroma_key_config import apply_chroma_key_if_needed  # noqa: F401
 from packages.domain.chroma_key_config import (
+    CHROMA_KEY_PRESETS,
     ChromaKeyConfig,
+    apply_chroma_key_if_needed,
 )
 from packages.domain.chroma_key_config import (  # noqa: F401 — 向后兼容
     build_chromakey_filter as _build_chromakey_filter_base,

apps/worker/video_processing/color_grade_engine.py

@@ -195,3 +195,17 @@ class ColorGradeEngine:
 
 
 # ── 便捷函数 ──────────────────────────────────────────────────────────────────
+
+
+def get_preset_names() -> list[tuple[str, str]]:
+    """获取所有预设名称列表.
+
+    Returns:
+        [(preset_key, display_name), ...]
+    """
+    return [(key, PRESET_DISPLAY_NAMES.get(key, key)) for key in PRESET_PARAMS.keys()]
+
+
+def get_preset_params(preset: str) -> dict[str, float] | None:
+    """获取指定预设的参数."""
+    return PRESET_PARAMS.get(preset)

apps/worker/video_processing/ffmpeg_utils.py

@@ -22,9 +22,11 @@ from shared.ffmpeg_utils import (  # noqa: F401
 
 # xfade 转场纯逻辑已抽离到 domain 层，这里 re-export 保持向后兼容
 from packages.domain.xfade_builder import DEFAULT_TRANSITION_DURATION as _default_transition_duration_base  # noqa: F401
-from packages.domain.xfade_builder import SUPPORTED_TRANSITIONS  # noqa: F401
-from packages.domain.xfade_builder import XFADE_TRANSITION_MAP  # noqa: F401
-from packages.domain.xfade_builder import XFade_TRANSITION_NAMES  # noqa: F401
+from packages.domain.xfade_builder import (
+    SUPPORTED_TRANSITIONS,
+    XFADE_TRANSITION_MAP,
+    XFade_TRANSITION_NAMES,
+)
 from packages.domain.xfade_builder import build_xfade_filter_chain as _build_xfade_filter_chain_base
 from packages.domain.xfade_builder import chain_filters as _chain_filters_base
 from packages.domain.xfade_builder import resolve_xfade_transition as _resolve_xfade_transition_base

apps/worker/video_processing/noise_reduction_engine.py

@@ -9,21 +9,16 @@ from __future__ import annotations
 
 import logging
 
-# isort: off
 from packages.domain.noise_reduction_config import (
     NoiseReductionConfig,
-    NoiseReductionLevel,  # noqa: F401
+    NoiseReductionLevel,
 )
 from packages.domain.noise_reduction_config import (
     apply_noise_reduction_if_needed as _apply_noise_reduction_if_needed_base,
 )
-from packages.domain.noise_reduction_config import (
-    build_afftdn_filter as _build_afftdn_filter_base,
-)  # noqa: F401 — 向后兼容
+from packages.domain.noise_reduction_config import build_afftdn_filter as _build_afftdn_filter_base  # noqa: F401 — 向后兼容
 from packages.domain.noise_reduction_config import build_arnndn_filter as _build_arnndn_filter_base
 
-# isort: on
-
 logger = logging.getLogger(__name__)
 
 

apps/worker/video_processing/pip_engine.py

@@ -18,13 +18,22 @@ from pathlib import Path
 
 # 向后兼容：POSITION_BOTTOM_CENTER 也从 pip_config 再导出
 from packages.domain.pip_config import POSITION_BOTTOM_CENTER  # noqa: E402, F401
-from packages.domain.pip_config import PiPConfig  # noqa: F401
 from packages.domain.pip_config import (
     ANIMATION_FADE,
+    ANIMATION_SCALE,
     ANIMATION_SLIDE_BOTTOM,
     ANIMATION_SLIDE_LEFT,
     ANIMATION_SLIDE_RIGHT,
     ANIMATION_SLIDE_TOP,
+    POSITION_BOTTOM_LEFT,
+    POSITION_BOTTOM_RIGHT,
+    POSITION_CENTER,
+    POSITION_CENTER_LEFT,
+    POSITION_CENTER_RIGHT,
+    POSITION_TOP_CENTER,
+    POSITION_TOP_LEFT,
+    POSITION_TOP_RIGHT,
+    PiPConfig,
     PiPLayerConfig,
 )
 from packages.domain.pip_config import (  # noqa: F401 — 向后兼容：保留模块级导出

apps/worker/video_processing/render_subtitles.py

@@ -13,6 +13,9 @@ from pathlib import Path
 from typing import Any
 
 from packages.domain.ass_subtitle_builder import (
+    TITLE_MARGIN_BOTTOM,
+    TITLE_MARGIN_SIDE,
+    TITLE_MARGIN_TOP,
     build_ass_content,
 )
 from packages.domain.ass_subtitle_builder import build_ass_style as _build_ass_style_base  # noqa: F401 — 向后兼容

apps/worker/video_processing/sticker_engine.py

@@ -14,20 +14,16 @@ import logging
 from pathlib import Path
 from typing import Any
 
-# isort: off
 from packages.domain.sticker_config import (
-    POSITION_PRESETS,  # noqa: F401
-    STICKER_CATEGORIES,  # noqa: F401
+    POSITION_PRESETS,
+    STICKER_CATEGORIES,
     ImageStickerConfig,
     StickerOverlayResult,
     TextStickerConfig,
 )
-from packages.domain.sticker_config import (
-    get_sticker_categories as _get_sticker_categories_base,
-)  # noqa: F401  向后兼容导出
+from packages.domain.sticker_config import get_sticker_categories as _get_sticker_categories_base  # noqa: F401  向后兼容导出
 from packages.domain.sticker_config import parse_stickers_from_config as _parse_stickers_base
 from packages.domain.sticker_config import (
-    # isort: on
     resolve_sticker_position,
 )
 

apps/worker/video_processing/subtitle_render_engine.py

@@ -25,22 +25,28 @@ from __future__ import annotations
 
 import logging
 from pathlib import Path
-from typing import Any
 
 from video_processing.path_security import PathSecurityError, is_in_allowed_dirs, safe_resolve_path
 
 from packages.domain.subtitle_style import (
     ALLOWED_SUBTITLE_EXTENSIONS,
+    DEFAULT_COLOR,
+    DEFAULT_FONT,
     DEFAULT_FONT_SIZE,
+    DEFAULT_MAX_CHARS_PER_LINE,
     DEFAULT_POSITION,
+    DEFAULT_STROKE_COLOR,
+    DEFAULT_STROKE_WIDTH,
+    POSITION_ALIASES,
+    POSITION_ALIGNMENT,
     SubtitleSegment,
     SubtitleStyle,
 )
 from packages.domain.subtitle_style import escape_ass_text as _escape_ass_text  # noqa: F401  向后兼容导出
 from packages.domain.subtitle_style import format_ass_time as _format_ass_time
-from packages.domain.subtitle_style import hex_to_ass_bgr as _hex_to_ass_bgr  # noqa: F401
-from packages.domain.subtitle_style import hex_to_ass_color as _hex_to_ass_color  # noqa: F401
-from packages.domain.subtitle_style import opacity_to_ass_alpha as _opacity_to_ass_alpha  # noqa: F401
+from packages.domain.subtitle_style import hex_to_ass_bgr as _hex_to_ass_bgr
+from packages.domain.subtitle_style import hex_to_ass_color as _hex_to_ass_color
+from packages.domain.subtitle_style import opacity_to_ass_alpha as _opacity_to_ass_alpha
 from packages.domain.subtitle_style import wrap_text as _wrap_text
 
 logger = logging.getLogger(__name__)

apps/worker/video_processing/trim_engine.py

@@ -15,14 +15,16 @@ from __future__ import annotations
 import logging
 from typing import Any
 
-from packages.domain.trim_config import MIN_TRIM_DURATION  # noqa: F401
-from packages.domain.trim_config import extract_trim_from_clip_config  # noqa: F401
 from packages.domain.trim_config import (
+    MIN_TRIM_DURATION,
     TrimConfig,
     TrimSegment,
 )
 from packages.domain.trim_config import build_audio_trim_filter as _build_audio_trim_filter  # noqa: F401 — 向后兼容
 from packages.domain.trim_config import build_video_trim_filter as _build_video_trim_filter
+from packages.domain.trim_config import (
+    extract_trim_from_clip_config,
+)
 from packages.domain.trim_config import parse_segments_from_config as _parse_segments_from_config
 from packages.domain.trim_config import resolve_segments as _resolve_segments
 

apps/worker/video_processing/unified_render_service.py

@@ -53,6 +53,7 @@ from video_processing.tts_engine import TtsEngine
 from video_processing.watermark_engine import WatermarkConfig, WatermarkEngine
 
 from packages.domain.render_layer_utils import LAYER_Z_INDEX as _IMPORTED_LAYER_Z_INDEX
+from packages.domain.render_layer_utils import can_pass_through as _can_pass_through_pure
 from packages.domain.render_layer_utils import clip_adjusted_duration as _clip_adjusted_duration_pure
 from packages.domain.render_layer_utils import clip_effective_duration as _clip_effective_duration_pure
 from packages.domain.render_layer_utils import clip_playback_speed as _clip_playback_speed_pure

apps/worker/video_processing/watermark_engine.py

@@ -14,9 +14,10 @@
 from __future__ import annotations
 
 import logging
+from typing import Any
 
-from packages.domain.watermark_config import WATERMARK_POSITIONS  # noqa: F401
 from packages.domain.watermark_config import (
+    WATERMARK_POSITIONS,
     WatermarkConfig,
 )
 from packages.domain.watermark_config import (  # noqa: F401 — 向后兼容

packages/domain/pip_config.py

@@ -186,7 +186,7 @@ class PiPConfig:
         """最大 z_index."""
         if not self.layers:
             return 0
-        return max(layer.z_index for layer in self.layers)
+        return max(l.z_index for l in self.layers)
 
 
 # ── 纯逻辑工具函数 ───────────────────────────────────────────────────────────

packages/domain/subtitle_style.py

@@ -6,7 +6,7 @@
 
 from __future__ import annotations
 
-from dataclasses import dataclass
+from dataclasses import dataclass, field
 from typing import Any
 
 # ── 常量 ──────────────────────────────────────────────────────────────────────

packages/domain/trim_config.py

@@ -11,7 +11,7 @@
 from __future__ import annotations
 
 import logging
-from dataclasses import dataclass
+from dataclasses import dataclass, field
 from typing import Any
 
 logger = logging.getLogger(__name__)

packages/domain/watermark_config.py

@@ -10,7 +10,7 @@
 from __future__ import annotations
 
 import logging
-from dataclasses import dataclass
+from dataclasses import dataclass, field
 from typing import Any
 
 logger = logging.getLogger(__name__)

tests/unit/test_color_grade_config.py

@@ -39,7 +39,7 @@ class TestConstants:
 
     def test_preset_params_complete(self):
         assert set(PRESET_PARAMS.keys()) == VALID_PRESETS
-        for _preset, params in PRESET_PARAMS.items():
+        for preset, params in PRESET_PARAMS.items():
             assert set(params.keys()) == set(ALL_PARAM_KEYS)
 
     def test_default_params_keys(self):
@@ -54,7 +54,7 @@ class TestConstants:
             assert min_val <= DEFAULT_PARAMS[key] <= max_val
 
     def test_all_presets_within_ranges(self):
-        for _preset, params in PRESET_PARAMS.items():
+        for preset, params in PRESET_PARAMS.items():
             for key in ALL_PARAM_KEYS:
                 min_val, max_val = PARAM_RANGES[key]
                 assert min_val <= params[key] <= max_val, f"{preset}.{key}={params[key]} out of range"

tests/unit/test_pip_config.py

@@ -208,7 +208,7 @@ class TestPiPConfigFromDict:
             }
         )
         assert cfg.layer_count == 3
-        assert [layer.source for layer in cfg.layers] == ["bottom", "mid", "top"]
+        assert [l.source for l in cfg.layers] == ["bottom", "mid", "top"]
 
     def test_invalid_layer_skipped(self):
         cfg = PiPConfig.from_dict(

tests/unit/test_sticker_config.py

@@ -23,7 +23,7 @@ class TestConstants:
         assert len(POSITION_PRESETS) == 9
 
     def test_position_presets_normalized(self):
-        for _name, (x, y) in POSITION_PRESETS.items():
+        for name, (x, y) in POSITION_PRESETS.items():
             assert 0.0 <= x <= 1.0
             assert 0.0 <= y <= 1.0