Bulk PTX to PNM Converter Online — Free HD Quality
Drag and drop your multiple PTX files into this free online PTX to PNM converter (.ptx to .pnm), and click the Convert button to bulk convert them to PNM format in HD quality. Use the quality slider to fine-tune your PNM output, then download your converted files one by one or as a single ZIP — your original PTX files are removed from our servers right after.
To:
85%
Drop images here or click to browse
PNG, JPG, WebP, GIF, HEIC, RAW, PSD, SVG and more
Max 100MB per file
PTX vs PNM — File Format Comparison
| Feature | PTX | PNM |
|---|---|---|
| File Extension | .ptx | .pnm |
| MIME Type | image/x-pentax-ptx | image/x-portable-anymap |
| Compression Type | Lossless | Lossless |
| Transparency Support | No | No |
| Animation Support | No | No |
| Metadata Support | Yes | Yes |
What Is PTX Format?
Pentax RAW format for compact cameras.
- Compression: Lossless
- Transparency: Not supported
- Animation: Not supported
What Is PNM Format?
Portable Anymap format, generic Netpbm format.
- Compression: Lossless
- Transparency: Not supported
- Animation: Not supported
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