为视频生成字幕
中级
这是一个Content Creation, Multimodal AI领域的自动化工作流，包含 13 个节点。主要使用 Gmail, Merge, Webhook, HttpRequest, ExecuteCommand 等节点。 使用OpenAI Whisper和LibreTranslate生成并翻译视频字幕
前置要求
- •Google 账号和 Gmail API 凭证
- •HTTP Webhook 端点（n8n 会自动生成）
- •可能需要目标 API 的认证凭证
工作流预览
可视化展示节点连接关系，支持缩放和平移
导出工作流
复制以下 JSON 配置到 n8n 导入，即可使用此工作流
{
"id": "w2qeYCgIcuMglLEB",
"meta": {
"instanceId": "058026fc00ddd0f398afec59419d60070007f9155d42ea1b5598fa1878c9da96",
"templateCredsSetupCompleted": true
},
"name": "为视频生成字幕",
"tags": [],
"nodes": [
{
"id": "7fa3143f-a837-4711-a72e-ee8b85e56757",
"name": "Webhook触发器",
"type": "n8n-nodes-base.webhook",
"position": [
-1504,
112
],
"webhookId": "a5f7f098-25f6-40ea-b139-c1fb1ef25b74",
"parameters": {
"path": "generate-subtitles",
"options": {
"responseData": {
"responseBody": "Processing started"
}
},
"httpMethod": "POST"
},
"typeVersion": 1
},
{
"id": "23f12e94-e98c-4787-be58-763624e59537",
"name": "下载视频",
"type": "n8n-nodes-base.httpRequest",
"position": [
-1200,
112
],
"parameters": {
"url": "={{$json[\"body\"][\"video_url\"]}}",
"options": {},
"responseFormat": "file"
},
"typeVersion": 2
},
{
"id": "d0f75494-fa2c-46f1-9ff2-2e17f8a88d0b",
"name": "提取音频（FFmpeg）",
"type": "n8n-nodes-base.executeCommand",
"position": [
-896,
112
],
"parameters": {
"command": "ffmpeg -i /data/video.mp4 -q:a 0 -map a /data/audio.wav"
},
"typeVersion": 1
},
{
"id": "8d462da7-7935-4c5d-9528-2f4a41d2b79b",
"name": "运行Whisper（本地）",
"type": "n8n-nodes-base.executeCommand",
"position": [
-608,
112
],
"parameters": {
"command": "whisper /data/audio.wav --model base --output_format srt --output_dir /data/"
},
"typeVersion": 1
},
{
"id": "85ffc4ca-8f9d-485b-ab99-83b6774781b0",
"name": "读取SRT文件",
"type": "n8n-nodes-base.readBinaryFile",
"position": [
-304,
112
],
"parameters": {
"filePath": "/data/audio.srt"
},
"typeVersion": 1
},
{
"id": "c982d95f-b63b-4dc0-abc5-0bfdb6fbced9",
"name": "翻译字幕（LibreTranslate）",
"type": "n8n-nodes-base.httpRequest",
"position": [
224,
560
],
"parameters": {
"url": "https://libretranslate.com/translate",
"options": {},
"authentication": "genericCredentialType",
"jsonParameters": true
},
"typeVersion": 2
},
{
"id": "aa3eee42-8559-4f05-891c-9169b32f58cf",
"name": "写入翻译后的SRT",
"type": "n8n-nodes-base.writeBinaryFile",
"position": [
448,
560
],
"parameters": {
"options": {},
"fileName": "audio_translated.srt"
},
"typeVersion": 1
},
{
"id": "fb95e5aa-dd78-4249-b0d1-775dc259a870",
"name": "合并路径",
"type": "n8n-nodes-base.merge",
"position": [
112,
128
],
"parameters": {
"mode": "passThrough"
},
"typeVersion": 1
},
{
"id": "dae85000-c87f-4607-b80c-5c9c70276ce1",
"name": "发送消息",
"type": "n8n-nodes-base.gmail",
"position": [
768,
128
],
"webhookId": "0dc39fa6-fac8-480d-a4cc-a1074edac0c2",
"parameters": {
"sendTo": "your-email@gmail.com",
"message": "Attached are the subtitles (original and translated, if requested).",
"options": {},
"subject": "Video Subtitles Generated"
},
"credentials": {
"gmailOAuth2": {
"id": "f2AXAChfee6nsCv9",
"name": "Gmail account"
}
},
"typeVersion": 2.1
},
{
"id": "22d8ef5e-e319-4f76-8366-7b23bc600f43",
"name": "便签",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1536,
-176
],
"parameters": {
"color": 3,
"width": 480,
"height": 480,
"content": "## 输入"
},
"typeVersion": 1
},
{
"id": "5bf9004c-5e09-4cc2-af0f-63f9a2df15f7",
"name": "便签1",
"type": "n8n-nodes-base.stickyNote",
"position": [
-960,
-176
],
"parameters": {
"color": 4,
"width": 848,
"height": 480,
"content": "## 音频提取和转录"
},
"typeVersion": 1
},
{
"id": "2627a7bc-a0f7-4d03-b849-878abe63eb6a",
"name": "便签2",
"type": "n8n-nodes-base.stickyNote",
"position": [
144,
336
],
"parameters": {
"color": 5,
"width": 480,
"height": 400,
"content": "## 翻译"
},
"typeVersion": 1
},
{
"id": "fc33c12c-d054-4afe-bbf3-2f8a36c2f9df",
"name": "便签3",
"type": "n8n-nodes-base.stickyNote",
"position": [
-2432,
-160
],
"parameters": {
"width": 608,
"height": 912,
"content": "# 字幕生成器和翻译器N8N模板说明"
},
"typeVersion": 1
}
],
"active": false,
"pinData": {},
"settings": {
"executionOrder": "v1"
},
"versionId": "66d89da8-0755-4e8b-bf81-d1ae3fad5507",
"connections": {
"Merge Paths": {
"main": [
[
{
"node": "Send a message",
"type": "main",
"index": 0
}
]
]
},
"Read SRT File": {
"main": [
[
{
"node": "Merge Paths",
"type": "main",
"index": 0
}
]
]
},
"Download Video": {
"main": [
[
{
"node": "Extract Audio (FFmpeg)",
"type": "main",
"index": 0
}
]
]
},
"Webhook Trigger": {
"main": [
[
{
"node": "Download Video",
"type": "main",
"index": 0
}
]
]
},
"Run Whisper (Local)": {
"main": [
[
{
"node": "Read SRT File",
"type": "main",
"index": 0
}
]
]
},
"Write Translated SRT": {
"main": [
[
{
"node": "Merge Paths",
"type": "main",
"index": 1
}
]
]
},
"Extract Audio (FFmpeg)": {
"main": [
[
{
"node": "Run Whisper (Local)",
"type": "main",
"index": 0
}
]
]
},
"Translate Subtitles (LibreTranslate)": {
"main": [
[
{
"node": "Write Translated SRT",
"type": "main",
"index": 0
}
]
]
}
}
}常见问题
如何使用这个工作流？
复制上方的 JSON 配置代码，在您的 n8n 实例中创建新工作流并选择「从 JSON 导入」，粘贴配置后根据需要修改凭证设置即可。
这个工作流适合什么场景？
中级 - 内容创作, 多模态 AI
需要付费吗？
本工作流完全免费，您可以直接导入使用。但请注意，工作流中使用的第三方服务（如 OpenAI API）可能需要您自行付费。
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工作流信息
难度等级
中级
节点数量13
分类2
节点类型8
作者
Paul Abraham
@hellopaulSoftware Engineer & Automation Consultant with over 3+ years in experience helping teams streamline workflows with n8n, APIs, and AI-driven solutions.
外部链接
在 n8n.io 查看 →
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