新增分页，新增win打包

.gitignore

@@ -3,3 +3,4 @@
 /src-tauri/target/
 **/*.rs.bk
 /src-tauri/model/
+/src-tauri/vendor/ffmpeg/

package.json

@@ -10,9 +10,11 @@
     "build": "vue-tsc --noEmit && vite build",
     "preview": "vite preview",
     "prepare-ffmpeg-macos": "sh ./scripts/prepare-bundled-ffmpeg.sh",
+    "prepare-ffmpeg-windows": "powershell -ExecutionPolicy Bypass -File ./scripts/prepare-ffmpeg-windows.ps1",
     "prepare-licenses-macos": "python3 ./scripts/prepare-bundled-licenses.py",
     "tauri-build-app": "npm run prepare-ffmpeg-macos && npm run prepare-licenses-macos && tauri build --bundles app",
-    "tauri-build-dmg": "sh ./scripts/build-macos-dmg.sh"
+    "tauri-build-dmg": "sh ./scripts/build-macos-dmg.sh",
+    "tauri-build-windows": "tauri build --bundles nsis"
   },
   "dependencies": {
     "@tauri-apps/api": "^2.0.0",

scripts/prepare-ffmpeg-windows.ps1

@@ -0,0 +1,83 @@
+param(
+  [string]$FFmpegSource = ""
+)
+
+$ErrorActionPreference = "Stop"
+$ROOT_DIR = Split-Path -Parent (Split-Path -Parent $PSCommandPath)
+$VENDOR_DIR = Join-Path $ROOT_DIR "src-tauri\vendor\ffmpeg\windows-x86_64"
+$BIN_DIR = Join-Path $VENDOR_DIR "bin"
+$FFMPEG_URL = "https://www.gyan.dev/ffmpeg/builds/ffmpeg-release-essentials.7z"
+
+# Ensure target directory exists
+if (-not (Test-Path $BIN_DIR)) {
+  New-Item -ItemType Directory -Path $BIN_DIR -Force | Out-Null
+}
+
+# Strategy 1: if -FFmpegSource explicitly provided, use it
+if ($FFmpegSource) {
+  if (-not (Test-Path $FFmpegSource)) {
+    Write-Host "ffmpeg not found at: $FFmpegSource" -ForegroundColor Red
+    exit 1
+  }
+  Write-Host "Copying ffmpeg from: $FFmpegSource"
+  Copy-Item -Path $FFmpegSource -Destination (Join-Path $BIN_DIR "ffmpeg.exe") -Force
+  Write-Host "ffmpeg bundled at: $BIN_DIR\ffmpeg.exe" -ForegroundColor Green
+  exit 0
+}
+
+# Strategy 2: download Gyan Essentials build via 7-Zip
+$sevenZipPaths = @(
+  "${env:ProgramFiles}\7-Zip\7z.exe",
+  "${env:ProgramFiles(x86)}\7-Zip\7z.exe",
+  "${env:LOCALAPPDATA}\Programs\7-Zip\7z.exe"
+)
+$sevenZip = $sevenZipPaths | Where-Object { Test-Path $_ } | Select-Object -First 1
+
+if ($sevenZip) {
+  $tempDir = Join-Path $env:TEMP "ffmpeg-essentials"
+  $archivePath = Join-Path $tempDir "ffmpeg.7z"
+
+  try {
+    Remove-Item -Path $tempDir -Recurse -Force -ErrorAction SilentlyContinue
+    New-Item -ItemType Directory -Path $tempDir -Force | Out-Null
+
+    Write-Host "Downloading ffmpeg essentials from: $FFMPEG_URL" -ForegroundColor Cyan
+    Invoke-WebRequest -Uri $FFMPEG_URL -OutFile $archivePath -UseBasicParsing
+
+    Write-Host "Extracting..." -ForegroundColor Cyan
+    & $sevenZip x $archivePath -o"$tempDir\out" -y -bso0 | Out-Null
+
+    $extractedExe = Get-ChildItem -Path "$tempDir\out" -Recurse -Filter "ffmpeg.exe" | Select-Object -First 1 -ExpandProperty FullName
+    if (-not $extractedExe) {
+      throw "ffmpeg.exe not found in extracted archive"
+    }
+
+    Copy-Item -Path $extractedExe -Destination (Join-Path $BIN_DIR "ffmpeg.exe") -Force
+    Remove-Item -Path $tempDir -Recurse -Force -ErrorAction SilentlyContinue
+
+    $size = (Get-Item (Join-Path $BIN_DIR "ffmpeg.exe")).Length / 1MB
+    Write-Host "ffmpeg essentials bundled at: $BIN_DIR\ffmpeg.exe ($([math]::Round($size)) MB)" -ForegroundColor Green
+    exit 0
+  }
+  catch {
+    Write-Host "Download/extraction failed: $_" -ForegroundColor Yellow
+    Remove-Item -Path $tempDir -Recurse -Force -ErrorAction SilentlyContinue
+  }
+}
+else {
+  Write-Host "7-Zip not found, recommend installing it for automatic download." -ForegroundColor Yellow
+  Write-Host "Download manually from: $FFMPEG_URL and extract ffmpeg.exe to $BIN_DIR" -ForegroundColor Yellow
+}
+
+# Strategy 3: fall back to copying system ffmpeg
+$systemFFmpeg = (Get-Command ffmpeg -ErrorAction SilentlyContinue).Source
+if ($systemFFmpeg) {
+  Write-Host "Falling back to system ffmpeg: $systemFFmpeg" -ForegroundColor Cyan
+  Copy-Item -Path $systemFFmpeg -Destination (Join-Path $BIN_DIR "ffmpeg.exe") -Force
+  $size = (Get-Item (Join-Path $BIN_DIR "ffmpeg.exe")).Length / 1MB
+  Write-Host "ffmpeg bundled at: $BIN_DIR\ffmpeg.exe ($([math]::Round($size)) MB)" -ForegroundColor Green
+  exit 0
+}
+
+Write-Host "ERROR: No ffmpeg found. Install ffmpeg or specify path via -FFmpegSource." -ForegroundColor Red
+exit 1

src-tauri/src/whisper.rs

@@ -109,6 +109,41 @@ impl WhisperEngine {
                 || (total_seconds > 60.0 && vad_text_len < (total_seconds / 3.0) as usize));
 
         if should_retry_full_audio {
+            // 如果 VAD 覆盖率足够高且仅尾部缺失，只转录尾部而非全音频
+            // 避免数小时的长音频被重新处理一遍
+            let is_tail_only = !segments.is_empty()
+                && vad_coverage >= 0.60
+                && vad_end + 5.0 < total_seconds
+                && vad_text_len >= (total_seconds / 3.0) as usize;
+
+            if is_tail_only {
+                let tail_start = vad_end.max(0.0);
+                on_log(format!(
+                    "whisper: VAD tail incomplete, retrying tail ({:.2}s-{:.2}s, existing_segments={})",
+                    tail_start,
+                    total_seconds,
+                    segments.len()
+                ))?;
+                let tail_segments = transcribe_clip(
+                    &mut state,
+                    &audio,
+                    normalized_ranges.len(),
+                    tail_start,
+                    total_seconds,
+                    task_id,
+                    detected_language,
+                    target_lang,
+                    should_translate,
+                    segments.len(),
+                    &mut on_segment,
+                    &mut on_log,
+                )?;
+                segments.extend(tail_segments);
+                on_log(format!(
+                    "whisper: total segments after tail retry={}",
+                    segments.len()
+                ))?;
+            } else {
                 on_log(format!(
                     "whisper: VAD result looks incomplete, retrying full audio (segments={}, chars={}, end={:.2}s/{:.2}s, coverage={:.1}%)",
                     segments.len(),
@@ -150,6 +185,7 @@ impl WhisperEngine {
                     segments.iter().cloned().try_for_each(&mut on_segment)?;
                 }
             }
+        }
 
         on_log(format!("whisper: total emitted segments={}", segments.len()))?;
         Ok(segments)

src/components/SubtitleEditor.vue

@@ -2,6 +2,8 @@
 import { computed, ref, nextTick, watch } from 'vue'
 import type { SubtitleSegment, SubtitleTask } from '../lib/types'
 
+const PAGE_SIZE = 200
+
 const props = defineProps<{
   task: SubtitleTask | null
   logs: string[]
@@ -38,6 +40,33 @@ const sortedSegments = computed(() =>
   }),
 )
 
+const currentPage = ref(1)
+const totalPages = computed(() => Math.max(1, Math.ceil(sortedSegments.value.length / PAGE_SIZE)))
+const hasPagination = computed(() => sortedSegments.value.length > PAGE_SIZE)
+
+const visibleSegments = computed(() => {
+  const start = (currentPage.value - 1) * PAGE_SIZE
+  return sortedSegments.value.slice(start, start + PAGE_SIZE)
+})
+
+watch(totalPages, (newTotal) => {
+  if (currentPage.value > newTotal) {
+    currentPage.value = newTotal
+  }
+})
+
+function goToPage(page: number) {
+  currentPage.value = Math.max(1, Math.min(page, totalPages.value))
+}
+
+function prevPage() {
+  goToPage(currentPage.value - 1)
+}
+
+function nextPage() {
+  goToPage(currentPage.value + 1)
+}
+
 const logsExpanded = ref(false)
 
 const logContainerRef = ref<HTMLElement | null>(null)
@@ -98,8 +127,14 @@ function updateTranslatedText(segment: SubtitleSegment, value: string) {
     </div>
 
     <div v-else class="segment-list">
+      <div v-if="hasPagination" class="pagination-bar">
+        <button class="button small" :disabled="currentPage <= 1" @click="prevPage">‹</button>
+        <span class="pagination-info">{{ $t('editor.pageInfo', { current: currentPage, total: totalPages }) }}</span>
+        <button class="button small" :disabled="currentPage >= totalPages" @click="nextPage">›</button>
+        <span class="pagination-count">{{ $t('editor.segments', { count: sortedSegments.length }) }}</span>
+      </div>
       <article
-        v-for="segment in sortedSegments"
+        v-for="segment in visibleSegments"
         :key="segment.id"
         class="segment-item"
       >
@@ -116,6 +151,11 @@ function updateTranslatedText(segment: SubtitleSegment, value: string) {
           @change="updateTranslatedText(segment, ($event.target as HTMLTextAreaElement).value)"
         />
       </article>
+      <div v-if="hasPagination" class="pagination-bar bottom">
+        <button class="button small" :disabled="currentPage <= 1" @click="prevPage">‹</button>
+        <span class="pagination-info">{{ $t('editor.pageInfo', { current: currentPage, total: totalPages }) }}</span>
+        <button class="button small" :disabled="currentPage >= totalPages" @click="nextPage">›</button>
+      </div>
     </div>
 
     <div class="log-drawer" :class="{ expanded: logsExpanded }">

src/components/TaskQueue.vue

@@ -55,6 +55,7 @@ function isActive(task: SubtitleTask): boolean {
         v-for="task in tasks"
         :key="task.id"
         class="task-item-wrapper"
+        :class="{ processing: isActive(task) }"
       >
         <button
           class="task-item"

src/locales/en.ts

@@ -86,5 +86,6 @@ export default {
     source: 'Source',
     logs: 'Logs',
     noLogs: 'No logs',
+    pageInfo: 'Page {current}/{total}',
   },
 }

src/locales/zh-CN.ts

@@ -86,5 +86,6 @@ export default {
     source: '原文',
     logs: '日志',
     noLogs: '暂无日志',
+    pageInfo: '第 {current}/{total} 页',
   },
 }

src/style.css

@@ -443,6 +443,50 @@ textarea {
   box-shadow: 0 0 6px rgba(45, 106, 79, 0.4);
 }
 
+@keyframes rotate-glow {
+  to {
+    transform: rotate(360deg);
+  }
+}
+
+.task-item-wrapper.processing {
+  position: relative;
+  overflow: hidden;
+  border-radius: var(--radius-md);
+}
+
+.task-item-wrapper.processing::before {
+  content: '';
+  position: absolute;
+  width: 150%;
+  height: 300%;
+  top: 50%;
+  left: 50%;
+  transform: translate(-50%, -50%);
+  z-index: 0;
+  background: conic-gradient(
+    transparent 0deg,
+    #8a9bb5 90deg,
+    #d0d7e0 180deg,
+    transparent 270deg
+  );
+  animation: rotate-glow 2s linear infinite;
+}
+
+.task-item-wrapper.processing::after {
+  content: '';
+  position: absolute;
+  inset: 3px;
+  border-radius: calc(var(--radius-md) - 3px);
+  background: var(--c-bg);
+  z-index: 1;
+}
+
+.task-item-wrapper.processing .task-item {
+  position: relative;
+  z-index: 2;
+}
+
 .task-item.failed {
   border-color: var(--c-error);
   background: rgba(220, 38, 38, 0.03);
@@ -789,6 +833,41 @@ textarea {
   margin-bottom: 4px;
 }
 
+.pagination-bar {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  gap: 12px;
+  padding: 12px 0;
+  position: sticky;
+  top: 0;
+  background: var(--c-surface-gradient);
+  border-bottom: 1px solid var(--c-border);
+  z-index: 1;
+  border-radius: var(--radius-md) var(--radius-md) 0 0;
+}
+
+.pagination-bar.bottom {
+  position: static;
+  border-bottom: none;
+  border-top: 1px solid var(--c-border);
+  border-radius: 0 0 var(--radius-md) var(--radius-md);
+}
+
+.pagination-info {
+  font-size: 12px;
+  color: var(--c-text-secondary);
+  font-weight: 500;
+  min-width: 100px;
+  text-align: center;
+}
+
+.pagination-count {
+  font-size: 11px;
+  color: var(--c-text-tertiary);
+  margin-left: auto;
+}
+
 @media (max-width: 1360px) {
   .content-grid {
     grid-template-columns: 280px minmax(0, 1fr);