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All 181 docs markdown files translated into 20 languages (apps/docs/<locale>/**). Companion to the i18n code PR; admin-merged because the file count exceeds GitHub's per-PR CI trigger limit. Validated by pnpm i18n:check (all surfaces, 0 stale/missing) and a clean all-locale docs build.
49 lines
1.3 KiB
Markdown
49 lines
1.3 KiB
Markdown
---
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description: "以统一的边距裁剪 PDF 的所有页面。"
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i18n_source_hash: ffa1a2cee08d
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i18n_provenance: human
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i18n_output_hash: 98c1a64a36fd
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---
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# Crop PDF {#crop-pdf}
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通过应用统一边距裁剪 PDF 的所有页面，从每条边等量地裁去内容。
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## API Endpoint {#api-endpoint}
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`POST /api/v1/tools/pdf/crop-pdf`
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接受包含一个 PDF 文件和一个 JSON `settings` 字段的 multipart 表单数据。
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## Parameters {#parameters}
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| Parameter | Type | Required | Default | Description |
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|-----------|------|----------|---------|-------------|
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| margin | number | No | `20` | 以点为单位的统一裁剪边距（0-2000） |
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## Example Request {#example-request}
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```bash
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curl -X POST http://localhost:1349/api/v1/tools/pdf/crop-pdf \
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-H "Authorization: Bearer si_your-api-key" \
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-F "file=@document.pdf" \
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-F 'settings={"margin": 50}'
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```
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## Example Response {#example-response}
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```json
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{
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"jobId": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
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"downloadUrl": "/api/v1/download/a1b2c3d4-e5f6-7890-abcd-ef1234567890/document.pdf",
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"originalSize": 2450000,
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"processedSize": 2440000
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}
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```
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## Notes {#notes}
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- 边距值以 PDF 点为单位（1 点 = 1/72 英寸）。
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- 相同的边距会应用到每一页的全部四条边。
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- 边距为 `0` 会移除所有现有的裁剪边距，显示完整的媒体框。
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