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Documentation Complète
📋 Automatisation d'Extraction et d'Analyse d'Images PDF
💡 Description
Ce workflow n8n révolutionne la gestion des documents en automatisant l'extraction et l'analyse des images contenues dans les fichiers PDF. En utilisant les puissantes capacités de l'IA, ce processus simplifie le traitement des données visuelles, permettant une analyse approfondie grâce au modèle GPT-4o. Idéal pour les entreprises cherchant à optimiser leur flux de travail, ce workflow améliore la productivité en réduisant le temps passé sur des tâches manuelles. De plus, il compile automatiquement les résultats dans un document facile à partager, apportant ainsi une réelle valeur ajoutée à vos opérations quotidiennes.
📈 Impact & ROI: Réduction significative du temps de traitement manuel des documents et augmentation de la précision analytique grâce à l'automatisation.
🚀 Fonctionnalités Clés
- ✅ Extraction automatique des images depuis les fichiers PDF
- ✅ Analyse avancée avec l'IA pour insights approfondis
- ✅ Compilation rapide des résultats en document partageable
- ✅ Intégration fluide avec Google Drive et API Convert
📊 Architecture Technique
12
Nodes
Nodes
9
Connexions
Connexions
3
Services
Services
🔌 Services Intégrés
OpenAIConvertAPIGoogle Drive
🔧 Composition du Workflow
| Node | Type | Description |
|---|---|---|
| When clicking ‘Test workflow’ | manualTrigger | Traitement des données |
| Sticky Note | stickyNote | Traitement des données |
| Get pdf file | googleDrive | Traitement des données |
| Get all img_url | set | Traitement des données |
| Analyze image | @n8n/n8n-nodes-langchain.openAi | Traitement des données |
| Extract pdf image | httpRequest | Requête HTTP vers une API externe |
| Sticky Note1 | stickyNote | Traitement des données |
| Get image data | splitOut | Division des données en plusieurs branches |
| Sticky Note3 | stickyNote | Traitement des données |
| Get image analyze content | set | Traitement des données |
| Integrate all content to a a content | code | Traitement des données |
| Output content to a .txt file | convertToFile | Traitement des données |
📖 Guide d'Implémentation
- Import du workflow: Téléchargez le fichier JSON et importez-le dans votre instance n8n
- Configuration des credentials: Configurez les accès pour chaque service utilisé
- Personnalisation: Adaptez les paramètres selon vos besoins spécifiques
- Test: Exécutez le workflow en mode test pour vérifier le bon fonctionnement
- Activation: Activez le workflow pour une exécution automatique
🏷️ Tags
Structure JSON
Voir le code JSON complet
{
"id": "NDCN2arRu5tLuP61",
"meta": {
"instanceId": "36147281c0732d54779505fe69cf0516d4b8760fdbbc308b1950e452edcf85e8",
"templateCredsSetupCompleted": true
},
"name": "Automate PDF Image Extraction & Analysis with GPT-4o and Google Drive",
"tags": [],
"nodes": [
{
"id": "78bb478a-721d-433f-a615-8f131ef1d87f",
"name": "When clicking ‘Test workflow’",
"type": "n8n-nodes-base.manualTrigger",
"position": [
-1180,
140
],
"parameters": [],
"typeVersion": 1
},
{
"id": "b1c2e97b-3539-4e16-89df-434a34c6a243",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
-740,
-440
],
"parameters": {
"color": 3,
"width": 360,
"height": 480,
"content": "### Setup\n1.Set up your credentials when you first open the workflow. You’ll need accounts for OpenAI, Convert API, and Google Drive.\n2.Convert API does not rate-limit your API, sometimes you may receive 503 service unavailable error.\nNevertheless, it doesn’t mean that you cannot convert your file. It simply means that you should retry the conversion in a few seconds.\n3.Upload a PDF with images to Google Drive.\n4.Remove unnecessary parts and retrieve image-related information.\n5.Integrate image and image analysis information together.\n6.Analyze each image using the OPENAI GPT-4o model.\n7.Retrieve all image analysis content and image URL\n8.Integrate multiple image URLs and analysis content\n9.Output content to a .txt file.\n\nTemplate was created in n8n v1.83.2"
},
"typeVersion": 1
},
{
"id": "3b2a81eb-19b4-4685-90a3-1b4096b2d3b7",
"name": "Get pdf file",
"type": "n8n-nodes-base.googleDrive",
"position": [
-1000,
40
],
"parameters": {
"fileId": {
"__rl": true,
"mode": "list",
"value": "1WoqaMgaCD-gChGWUqPRJ7-pxbTozEuXN",
"cachedResultUrl": "https:\/\/drive.google.com\/file\/d\/1WoqaMgaCD-gChGWUqPRJ7-pxbTozEuXN\/view?usp=drivesdk",
"cachedResultName": "Building Effective AI Agents _ Anthropic.pdf"
},
"options": [],
"operation": "download"
},
"credentials": {
"googleDriveOAuth2Api": {
"id": "nxqV58j7kOaLFzhj",
"name": "Google Drive account"
}
},
"typeVersion": 3
},
{
"id": "89208aa8-37d8-424c-a936-52539a9bc7ee",
"name": "Get all img_url",
"type": "n8n-nodes-base.set",
"position": [
-520,
160
],
"parameters": {
"options": [],
"assignments": {
"assignments": [
{
"id": "7715e33a-c5cc-4a22-aa28-ac19a24bbd7c",
"name": "url",
"type": "string",
"value": "={{ $json.Url }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "5c1ece53-1910-42d6-a1e4-bfa6d5a83fe9",
"name": "Analyze image",
"type": "@n8n\/n8n-nodes-langchain.openAi",
"position": [
-360,
40
],
"parameters": {
"text": "Please analyze the video in detail and provide a thorough explanation",
"modelId": {
"__rl": true,
"mode": "list",
"value": "gpt-4o",
"cachedResultName": "GPT-4O"
},
"options": [],
"resource": "image",
"simplify": false,
"imageUrls": "={{ $json.url }}",
"operation": "analyze"
},
"credentials": {
"openAiApi": {
"id": "4wadssyBOfOAfo2P",
"name": "OpenAi account"
}
},
"typeVersion": 1.8
},
{
"id": "9e09364d-fb82-4524-b6aa-b8a6040893ba",
"name": "Extract pdf image",
"type": "n8n-nodes-base.httpRequest",
"position": [
-840,
140
],
"parameters": {
"url": "https:\/\/v2.convertapi.com\/convert\/pdf\/to\/extract-images",
"method": "POST",
"options": [],
"sendBody": true,
"contentType": "multipart-form-data",
"sendHeaders": true,
"authentication": "genericCredentialType",
"bodyParameters": {
"parameters": [
{
"name": "StoreFile",
"value": "true"
},
{
"name": "ImageOutputFormat",
"value": "jpg"
},
{
"name": "File",
"parameterType": "formBinaryData",
"inputDataFieldName": "data"
}
]
},
"genericAuthType": "httpHeaderAuth",
"headerParameters": {
"parameters": [
[]
]
}
},
"credentials": {
"httpHeaderAuth": {
"id": "5hUN8DpheywQE5v6",
"name": "convertapi extract image"
}
},
"retryOnFail": true,
"typeVersion": 4.2,
"waitBetweenTries": 5000
},
{
"id": "8fd6e8ae-bea1-4d7f-8599-7bf6f4eee9e5",
"name": "Sticky Note1",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1080,
280
],
"parameters": {
"color": 5,
"width": 202,
"height": 99,
"content": "### You can exchange this with any trigger you like (*e.g. google drive trigger*)"
},
"typeVersion": 1
},
{
"id": "b0ce7fdd-7328-49b2-8ec6-797205aa7ab5",
"name": "Get image data",
"type": "n8n-nodes-base.splitOut",
"position": [
-680,
40
],
"parameters": {
"options": [],
"fieldToSplitOut": "Files"
},
"typeVersion": 1
},
{
"id": "c5855876-41d9-46a4-bdec-e60effa116e8",
"name": "Sticky Note3",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1060,
-220
],
"parameters": {
"width": 300,
"content": "### PDF Image Extraction and Analysis with GPT-4o\nThis n8n workflow automates the process of extracting images from PDF files and analyzing them with AI, then compiling the results into a document."
},
"typeVersion": 1
},
{
"id": "7cea9e1b-0094-4220-bdf6-f13ab795e394",
"name": "Get image analyze content",
"type": "n8n-nodes-base.set",
"position": [
-200,
160
],
"parameters": {
"options": [],
"assignments": {
"assignments": [
{
"id": "2868a5bd-86a8-4962-a867-b4a354276181",
"name": "content",
"type": "string",
"value": "={{ $('Get all img_url').item.json.url }}\n{{ $json.choices[0].message.content }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "de4b6fab-d086-4bf3-81fc-a6f7b7eac24b",
"name": "Integrate all content to a a content",
"type": "n8n-nodes-base.code",
"position": [
-40,
40
],
"parameters": {
"jsCode": "const mergedContent = items.map(item => item.json.content).join('\\n');\n\nreturn [\n {\n json: {\n content: mergedContent\n }\n }\n];\n"
},
"typeVersion": 2
},
{
"id": "e66f7c66-9096-4bf5-b1dc-02dafeaa62ee",
"name": "Output content to a .txt file",
"type": "n8n-nodes-base.convertToFile",
"position": [
140,
140
],
"parameters": {
"options": [],
"operation": "toText",
"sourceProperty": "content"
},
"typeVersion": 1.1
}
],
"active": false,
"pinData": [],
"settings": {
"timezone": "Asia\/Taipei",
"callerPolicy": "workflowsFromSameOwner",
"executionOrder": "v1"
},
"versionId": "4c2771a6-f532-4bfd-bb98-3eae8b0ee85a",
"connections": {
"Get pdf file": {
"main": [
[
{
"node": "Extract pdf image",
"type": "main",
"index": 0
}
]
]
},
"Analyze image": {
"main": [
[
{
"node": "Get image analyze content",
"type": "main",
"index": 0
}
]
]
},
"Get image data": {
"main": [
[
{
"node": "Get all img_url",
"type": "main",
"index": 0
}
]
]
},
"Get all img_url": {
"main": [
[
{
"node": "Analyze image",
"type": "main",
"index": 0
}
]
]
},
"Extract pdf image": {
"main": [
[
{
"node": "Get image data",
"type": "main",
"index": 0
}
]
]
},
"Get image analyze content": {
"main": [
[
{
"node": "Integrate all content to a a content",
"type": "main",
"index": 0
}
]
]
},
"Output content to a .txt file": {
"main": [
[]
]
},
"When clicking ‘Test workflow’": {
"main": [
[
{
"node": "Get pdf file",
"type": "main",
"index": 0
}
]
]
},
"Integrate all content to a a content": {
"main": [
[
{
"node": "Output content to a .txt file",
"type": "main",
"index": 0
}
]
]
}
}
}
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