{ "openapi": "3.0.1", "info": { "title": "ConvertAPI", "description": "# High-Performance File Conversion API\nConvert Word, Excel, PowerPoint, HTML, PDF and Image formats with our powerful file conversion service.\nWe support more than [200 file types.]( https://www.convertapi.com/doc/file-formats)", "termsOfService": "https://www.convertapi.com/terms", "contact": { "url": "https://www.convertapi.com/support", "email": "support@convertapi.com" }, "license": { "name": "Apache 2.0", "url": "http://www.apache.org/licenses/LICENSE-2.0.html" }, "version": "v2" }, "servers": [ { "url": "https://v2.convertapi.com" }, { "url": "https://eu-v2.convertapi.com" }, { "url": "https://uk-v2.convertapi.com" }, { "url": "https://us-v2.convertapi.com" }, { "url": "https://ca-v2.convertapi.com" }, { "url": "https://as-v2.convertapi.com" }, { "url": "https://au-v2.convertapi.com" } ], "paths": { "/convert/pdf/to/resize": { "summary": "Resize PDF API", "description": "Resize PDF pages to standard formats like A4 or custom dimensions, adjusting page orientation for print or digital consistency.", "post": { "tags": [ "Conversion" ], "externalDocs": { "description": "Read more about the converter", "url": "https://www.convertapi.com/pdf-to-resize" }, "requestBody": { "content": { "multipart/form-data": { "schema": { "required": [ "File" ], "type": "object", "properties": { "Timeout": { "maximum": 1200, "minimum": 10, "type": "integer", "description": "Conversion timeout in seconds.", "default": 900, "x-ca-featured": false, "x-ca-label": "Timeout", "x-ca-group": "Execution", "x-ca-type": "Integer", "x-ca-representation": "Default", "x-ca-range": { "from": "10", "to": "1200" } }, "StoreFile": { "type": "boolean", "description": "When the `StoreFile` parameter is set to `True`, your converted file is written to ConvertAPI’s encrypted, temporary storage and made available via a time-limited secure download URL, valid for up to 3 hours. After this period, the file is permanently deleted.\r\n\r\nWhen `StoreFile` is set to `False`, conversion happens entirely in-memory. The raw file bytes are streamed back in the API response without touching disk or external storage, ensuring maximum security and zero persistence so that only you can access the content.\r\n", "default": false, "x-ca-featured": false, "x-ca-label": "Store file", "x-ca-group": "Output", "x-ca-type": "Bool", "x-ca-representation": "Default" }, "File": { "type": "string", "description": "File to be converted. Value can be URL or file content.", "format": "binary", "x-ca-featured": true, "x-ca-label": "File", "x-ca-group": "Input", "x-ca-type": "File", "x-ca-representation": "Default", "x-ca-allowed-extensions": [ "pdf" ] }, "FileName": { "type": "string", "description": "The `FileName` property defines the name of the output file(s) generated by the file conversion API, ensuring safe and\r\nunique file naming. It sanitizes input filenames to remove potentially harmful characters, automatically appends the\r\ncorrect file extension based on the target format, and includes an indexing feature to distinguish multiple output files\r\nfrom a single input. For example, converting `report.docx` to PDF format might result in `report.pdf` for a single file,\r\nor `report_0.pdf`, `report_1.pdf` for multiple files, ensuring each output file is uniquely identifiable.", "x-ca-featured": false, "x-ca-label": "Output file name", "x-ca-group": "Output", "x-ca-type": "String", "x-ca-representation": "Default", "x-ca-range": { "from": "1", "to": "200" } }, "Password": { "type": "string", "description": "Sets the password to open protected PDF.", "x-ca-featured": false, "x-ca-label": "Open password", "x-ca-group": "Input", "x-ca-type": "String", "x-ca-representation": "Default" }, "PageRange": { "type": "string", "description": "Set page range to convert. Parameter understands digits and words: even, odd, last. Example: 1,2,5-last", "default": "1-last", "x-ca-featured": false, "x-ca-label": "Page Range", "x-ca-group": "Options", "x-ca-type": "String", "x-ca-representation": "Default" }, "PageOrientation": { "enum": [ "default", "portrait", "landscape" ], "type": "string", "description": "Set page orientation.", "default": "default", "x-ca-featured": false, "x-ca-label": "Page orientation", "x-ca-group": "PDF Output", "x-ca-type": "Collection", "x-ca-representation": "Dropdown", "x-ca-values": { "default": "Default", "portrait": "Portrait", "landscape": "Landscape" } }, "PageSize": { "enum": [ "custom", "a2", "a3", "a4", "a5", "a6", "letter", "legal" ], "type": "string", "description": "The property scales each page to fit a given page size.", "default": "a4", "x-ca-featured": false, "x-ca-label": "Page size", "x-ca-group": "PDF Output", "x-ca-type": "Collection", "x-ca-representation": "Dropdown", "x-ca-values": { "custom": "Custom", "a2": "A2", "a3": "A3", "a4": "A4", "a5": "A5", "a6": "A6", "letter": "Letter", "legal": "Legal" } }, "PageHeight": { "maximum": 30000, "minimum": 1, "type": "number", "description": "Custom page height in the selected measurement unit. Enabled when `PageSize` is set to `Custom`.", "default": 10, "x-ca-featured": false, "x-ca-label": "Page height", "x-ca-group": "PDF Output", "x-ca-type": "Double", "x-ca-representation": "Default", "x-ca-range": { "from": "1", "to": "30000" } }, "PageWidth": { "maximum": 30000, "minimum": 1, "type": "number", "description": "Custom page width in the selected measurement unit. Enabled when `PageSize` is set to `Custom`.", "default": 10, "x-ca-featured": false, "x-ca-label": "Page width", "x-ca-group": "PDF Output", "x-ca-type": "Double", "x-ca-representation": "Default", "x-ca-range": { "from": "1", "to": "30000" } }, "MeasurementUnit": { "enum": [ "pt", "in", "mm", "cm" ], "type": "string", "description": "Specifies measurement unit to use for the page height and page width properties.", "default": "in", "x-ca-featured": false, "x-ca-label": "Measurement unit", "x-ca-group": "PDF Output", "x-ca-type": "Collection", "x-ca-representation": "Dropdown", "x-ca-values": { "pt": "Points", "in": "Inches", "mm": "Millimeters", "cm": "Centimeters" } } } } } } }, "responses": { "200": { "description": "Success", "content": { "application/json": { "schema": { "type": "object", "properties": { "ConversionCost": { "type": "integer", "description": "This amount will be deducted from your balance after the conversion.", "format": "int32", "example": 1 }, "Files": { "type": "array", "items": { "type": "object", "properties": { "FileName": { "type": "string", "description": "Name of the converted file.", "example": "myfile.pdf" }, "FileExt": { "type": "string", "description": "File type (file name extension)", "example": "pdf" }, "FileSize": { "type": "integer", "description": "File size", "format": "int32", "example": 111955 }, "FileId": { "type": "string", "description": "File ID", "example": "25811safe8e61dd3f51ef00ee5f58b92" }, "Url": { "type": "string", "description": "File URL", "example": "https://v2.convertapi.com/d/v01plsb72o0cmdooq90w4d1lnqsf6oy4/myfile.pdf" }, "FileData": { "type": "string", "description": "Base64 encoded file data", "format": "base64", "example": "JVBERi0xLjcKJb662+4KMSAwIG9iago8PC9UeXBlIC9DYXRhbG9n..." } } } } }, "externalDocs": { "url": "https://www.convertapi.com/doc/content-types#applicationjson-1" } } }, "multipart/mixed": { "schema": { "type": "string", "format": "binary", "externalDocs": { "url": "https://www.convertapi.com/doc/content-types#multipartmixed" } }, "example": "--43cf1475-ab15-4c6b-b5ee-e2cbcedfe92f\nConversionCost: 1\nContent-Type: application/octet-stream\nContent-Disposition: attachment; filename=\"my_file.pdf\"; size=8475\n\n--FILE CONTENT--\n--43cf1475-ab15-4c6b-b5ee-e2cbcedfe92f--\n" }, "application/octet-stream": { "schema": { "type": "string", "format": "binary", "externalDocs": { "url": "https://www.convertapi.com/doc/content-types#applicationoctet-stream-1" } } } } }, "400": { "$ref": "#/components/responses/400" }, "401": { "$ref": "#/components/responses/401" }, "415": { "$ref": "#/components/responses/415" }, "500": { "$ref": "#/components/responses/500" }, "503": { "$ref": "#/components/responses/503" } }, "security": [ { "secret": [ ] }, { "token": [ ] }, { "jwt": [ ] } ] }, "x-ca-overview": "The Resize PDF pages API by ConvertAPI allows you to adjust PDF page size, orientation for selected pages. Choose from standard formats like A4 or Letter, or define custom width and height with units in points, millimeters, centimeters, or inches. Ideal for preparing files for print, merging different page sizes, or optimizing PDFs for web and mobile viewing.", "x-ca-meta-title": "Resize PDF API - Custom dimensions, Page Size & Orientation", "x-ca-meta-description": "Resize PDF pages to A4, Letter, or custom width/height. Choose units (points, millimeters, centimeters, inches) and set portrait or landscape.", "x-ca-source-formats": "pdf", "x-ca-destination-formats": "pdf", "x-ca-tags": [ "modify", "pdf" ] } }, "components": { "schemas": { "fileId": { "maxLength": 32, "minLength": 32, "type": "string", "description": "Uploaded File ID", "example": "25811safe8e61dd3f51ef00ee5f58b92" }, "error": { "type": "object", "properties": { "Code": { "type": "integer", "description": "Error message code", "format": "int32", "example": 4000 }, "Message": { "type": "string", "description": "Error message text", "example": "Parameter validation error." } }, "externalDocs": { "url": "https://www.convertapi.com/doc/response-codes" } } }, "responses": { "400": { "description": "Malformed request", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/error" } } } }, "401": { "description": "Authentication error", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/error" } } } }, "415": { "description": "File type error", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/error" } } } }, "500": { "description": "Conversion failure", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/error" } } } }, "503": { "description": "Conversion rate limit error", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/error" } } } } }, "parameters": { "fileId": { "name": "fileId", "in": "path", "description": "File ID", "required": true, "schema": { "$ref": "#/components/schemas/fileId" } }, "src": { "name": "src", "in": "path", "description": "Source file format (docx, pdf, jpg etc.)", "required": true, "schema": { "type": "string" } }, "dst": { "name": "dst", "in": "path", "description": "Destination file format (docx, pdf, jpg etc.)", "required": true, "schema": { "type": "string" } } }, "headers": { "content-disposition": { "description": "File information ([docummentation](https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Disposition))", "schema": { "type": "string" } }, "file-name": { "description": "File name", "schema": { "type": "string" } }, "file-ext": { "description": "File name extension", "schema": { "type": "string" } }, "file-size": { "description": "File size", "schema": { "type": "integer" } } }, "securitySchemes": { "secret": { "type": "http", "description": "[Get `Secret`](https://www.convertapi.com/a/secret)", "scheme": "bearer" }, "token": { "type": "http", "description": "[Get `Token`](https://www.convertapi.com/a/api-tokens)", "scheme": "bearer" }, "jwt": { "type": "http", "description": "[Get `JWT`](https://www.convertapi.com/a/jwt-tokens)", "scheme": "bearer", "bearerFormat": "JWT" } } }, "tags": [ { "name": "Conversion", "description": "File Conversion API call", "externalDocs": { "description": "File Conversion related operations", "url": "https://www.convertapi.com/doc/content-types" } }, { "name": "File Server", "description": "ConvertAPI temporary file storage", "externalDocs": { "description": "File Server related operations", "url": "https://www.convertapi.com/doc/upload" } }, { "name": "User", "description": "API User", "externalDocs": { "description": "API User related operations", "url": "https://www.convertapi.com/doc/user" } } ], "externalDocs": { "description": "Find out more about ConvertAPI", "url": "https://www.convertapi.com/doc" } }