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50 lines
1.4 KiB
Markdown
50 lines
1.4 KiB
Markdown
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---
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description: "以影片的模糊副本填充橫條。"
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i18n_source_hash: 0c72aaefc6de
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i18n_provenance: human
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i18n_output_hash: 794aee3ed44b
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---
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# 模糊填充 {#blur-pad}
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以影片經模糊、縮放後的副本填充填充區域，而非純色橫條，讓影片符合目標長寬比。
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## API 端點 {#api-endpoint}
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`POST /api/v1/tools/video/blur-pad`
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接受包含影片檔案與 JSON `settings` 欄位的 multipart 表單資料。
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## 參數 {#parameters}
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| 參數 | 類型 | 必填 | 預設值 | 說明 |
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|-----------|------|----------|---------|-------------|
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| target | string | 否 | `"16:9"` | 目標長寬比：`16:9`、`9:16`、`1:1`、`4:3`、`3:4` |
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| blur | number | 否 | `20` | 背景的高斯模糊 sigma 值（2-50） |
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## 範例請求 {#example-request}
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```bash
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curl -X POST http://localhost:1349/api/v1/tools/video/blur-pad \
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-H "Authorization: Bearer si_your-api-key" \
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-F "file=@clip.mp4" \
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-F 'settings={"target": "16:9", "blur": 30}'
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```
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## 範例回應 {#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/clip.mp4",
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"originalSize": 12500000,
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"processedSize": 14100000
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}
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```
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## 注意事項 {#notes}
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- 模糊值越高，背景越柔和、越抽象。數值越低則保留越多細節。
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- 若影片已符合目標長寬比，則會原封不動地回傳檔案。
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- 若想使用純色填充，請改用「長寬比填充」工具。
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