SGI to PSD — Format Comparison & Online Converter
Fast, instant SGI to PSD conversion. No signup required. Just drop your .sgi file and get .psd in seconds.
Batch Settings
SGI（Silicon Graphics Image）ファイル、特に古くからのCG制作に携わる方々にとっては馴染み深い形式かもしれません。しかし、現在のデザインワークフローにおいて、より汎用性の高いPSD（Photoshop Document）形式への変換は避けて通れない課題となっています。PSDは、レイヤー構造やテキスト情報、調整レイヤーなど、SGIでは表現しきれない豊富な編集情報を持つため、その変換は単なる形式変更以上の意味を持ちます。特に、緻密なグラフィックデザインや、後の編集作業の自由度を確保したい場合には、この変換が非常に重要になります。当ツールは、SGI形式で保存された貴重なデータを、現代の制作環境で最大限に活かせるPSD形式へとスムーズに移行させるお手伝いをいたします。
- 過去のCG資産の再活用
- 印刷会社へのデータ入稿
- 複数人での共同作業
日本のDTP業界では、SGIファイルが直接扱える環境は現在では非常に稀です。PSDへの変換は、印刷工程でのトラブルを避けるためにも必須と言えるでしょう。
About SGI to PSD Conversion
SGI and PSD (introduced 1990) are both image formats, but they differ in important ways. SGI is a widely used file format. PSD is Adobe Photoshop's native format, retaining layers, masks, and editing history.
When you convert SGI to PSD, the goal is to convert between formats quickly. Converting SGI to PSD maintains high quality with CocoConvert's optimised encoder settings. Understanding these technical differences helps you choose the right format for your workflow.
Your SGI file is decoded and re-encoded as PSD. The conversion involves 4 steps: (1) your sgi file is uploaded and validated, (2) the file is decoded (parsed into its raw data), (3) the data is re-encoded in psd format, (4) the converted file is ready for download.
CocoConvert's converter handles the entire pipeline server-side using FFmpeg, Sharp, and qpdf — battle-tested libraries used by streaming platforms and enterprise tools. Files are encrypted in transit and deleted within 24 hours.
This conversion is ideal when you When you need a PSD file. For the opposite direction, CocoConvert also supports PSD to SGI conversion.
How to Convert SGI to PSD
- 1
Upload .sgi file
Select your SGI file by dragging it to the upload zone or using the file picker. Batch upload is available for multiple files.
- 2
Choose .psd
Set PSD as the output format. The converter uses optimal settings based on the SGI→PSD conversion profile.
- 3
Convert
The server-side engine decodes your SGI file and re-encodes it as PSD. Processing time depends on file size and complexity.
- 4
Download result
Grab your converted .psd file. Multiple output files can be downloaded together.
What Happens When You Convert SGI to PSD
Your SGI file is decoded and re-encoded as PSD.
Your SGI file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in PSD format
The converted file is ready for download
Format Comparison
SGI
.sgi file
| Extension | .sgi |
| MIME Type | image/x-sgi |
| Category | Image |
PSD
.psd file
| Extension | .psd |
| MIME Type | image/vnd.adobe.photoshop |
| Category | Image |
Should You Convert SGI to PSD?
When to Convert
- ✓When you need a PSD file
Frequently Asked Questions
What is the difference between SGI and PSD?
SGI is a widely used file format. PSD is Adobe Photoshop's native format, retaining layers, masks, and editing history.
Does SGI to PSD conversion affect quality?
Converting SGI to PSD maintains high quality with CocoConvert's optimised encoder settings.
Which format has better compression, SGI or PSD?
SGI is a common image format. PSD uses lossless compression. The better choice depends on whether you prioritize file size or quality.
How long does SGI to PSD conversion take?
Most conversions finish in seconds. Larger files or complex image content may take 10–30 seconds. CocoConvert processes files in parallel for batch jobs.
Is SGI or PSD better for long-term storage?
PSD is better for archival since it preserves all original data.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.