Extracción y análisis automatizados de imágenes de PDF con GPT-4o y Google Drive

• •Credenciales de API de Google Drive
• •Pueden requerirse credenciales de autenticación para la API de destino
• •Clave de API de OpenAI

{
  "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": "Al hacer clic en ‘Test workflow’",
      "type": "n8n-nodes-base.manualTrigger",
      "position": [
        -1180,
        140
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "b1c2e97b-3539-4e16-89df-434a34c6a243",
      "name": "Nota adhesiva",
      "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": "Obtener archivo PDF",
      "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": "Obtener todas las 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": "Analizar imagen",
      "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": "Extraer imagen del PDF",
      "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": "Nota adhesiva1",
      "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": "Obtener datos de la imagen",
      "type": "n8n-nodes-base.splitOut",
      "position": [
        -680,
        40
      ],
      "parameters": {
        "options": {},
        "fieldToSplitOut": "Files"
      },
      "typeVersion": 1
    },
    {
      "id": "c5855876-41d9-46a4-bdec-e60effa116e8",
      "name": "Nota adhesiva3",
      "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": "Obtener contenido del análisis de imagen",
      "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": "Integrar todo el contenido en un único contenido",
      "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": "Exportar contenido a un archivo .txt",
      "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": {
    "3b2a81eb-19b4-4685-90a3-1b4096b2d3b7": {
      "main": [
        [
          {
            "node": "9e09364d-fb82-4524-b6aa-b8a6040893ba",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "5c1ece53-1910-42d6-a1e4-bfa6d5a83fe9": {
      "main": [
        [
          {
            "node": "7cea9e1b-0094-4220-bdf6-f13ab795e394",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "b0ce7fdd-7328-49b2-8ec6-797205aa7ab5": {
      "main": [
        [
          {
            "node": "89208aa8-37d8-424c-a936-52539a9bc7ee",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "89208aa8-37d8-424c-a936-52539a9bc7ee": {
      "main": [
        [
          {
            "node": "5c1ece53-1910-42d6-a1e4-bfa6d5a83fe9",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "9e09364d-fb82-4524-b6aa-b8a6040893ba": {
      "main": [
        [
          {
            "node": "b0ce7fdd-7328-49b2-8ec6-797205aa7ab5",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "7cea9e1b-0094-4220-bdf6-f13ab795e394": {
      "main": [
        [
          {
            "node": "de4b6fab-d086-4bf3-81fc-a6f7b7eac24b",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "e66f7c66-9096-4bf5-b1dc-02dafeaa62ee": {
      "main": [
        []
      ]
    },
    "78bb478a-721d-433f-a615-8f131ef1d87f": {
      "main": [
        [
          {
            "node": "3b2a81eb-19b4-4685-90a3-1b4096b2d3b7",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "de4b6fab-d086-4bf3-81fc-a6f7b7eac24b": {
      "main": [
        [
          {
            "node": "e66f7c66-9096-4bf5-b1dc-02dafeaa62ee",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}