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SnapOtter/apps/docs/id/tools/image/upscale.md
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SnapOtterandGitHub 4963ab3bbd feat(docs-i18n): translate all documentation into 20 languages
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.
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description, i18n_source_hash, i18n_provenance, i18n_output_hash
description i18n_source_hash i18n_provenance i18n_output_hash
Memperbesar gambar 2x hingga 4x dengan super-resolusi AI Real-ESRGAN sambil mempertahankan detail halus. 150032e99476 human 0aaaa70e54a8

Image Upscaling

Peningkatan super-resolusi AI menggunakan Real-ESRGAN. Memperbesar gambar 2x-4x sambil mempertahankan detail.

API Endpoint

POST /api/v1/tools/image/upscale

Processing: Asinkron (mengembalikan 202, poll /api/v1/jobs/{jobId}/progress untuk status melalui SSE)

Model bundle: upscale-enhance (5-6 GB)

Parameters

Parameter Type Required Default Description
file file Yes - File gambar (multipart)
scale number No 2 Faktor pembesaran (mis., 2, 3, 4)
model string No "auto" Model yang digunakan (mis., auto, nama model tertentu)
faceEnhance boolean No false Menerapkan peningkatan wajah selama pembesaran
denoise number No 0 Kekuatan denoising (0 = nonaktif)
format string No "auto" Format keluaran: auto, png, jpg, webp, tiff, gif, avif, heic, heif, jxl
quality number No 95 Kualitas keluaran (1-100)

Example Request

curl -X POST http://localhost:1349/api/v1/tools/image/upscale \
  -F "file=@photo.jpg" \
  -F 'settings={"scale":4,"model":"auto","faceEnhance":true,"format":"png"}'

Response

Initial Response (202 Accepted)

{
  "jobId": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
  "async": true
}

Progress (SSE at /api/v1/jobs/{jobId}/progress)

event: progress
data: {"phase":"processing","stage":"Upscaling...","percent":60}

Final Result (via SSE)

{
  "phase": "complete",
  "percent": 100,
  "result": {
    "jobId": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
    "downloadUrl": "/api/v1/download/{jobId}/photo_4x.png",
    "previewUrl": "/api/v1/download/{jobId}/preview.webp",
    "originalSize": 120000,
    "processedSize": 2400000,
    "width": 4096,
    "height": 4096,
    "method": "realesrgan-x4plus"
  }
}

Notes

  • Memerlukan model bundle upscale-enhance untuk diinstal (5-6 GB).
  • Menggunakan Real-ESRGAN jika tersedia; kembali ke interpolasi Lanczos jika model AI tidak tersedia.
  • Opsi faceEnhance menerapkan pemulihan wajah GFPGAN selama pembesaran untuk kualitas wajah yang lebih baik.
  • Untuk format keluaran yang tidak dapat dipratinjau di browser (HEIC, JXL, TIFF), pratinjau WebP dihasilkan bersama keluaran utama.
  • Mendukung format masukan HEIC/HEIF, RAW, TGA, PSD, EXR, dan HDR melalui pendekodean otomatis.