mirror of
https://github.com/snapotter-hq/SnapOtter.git
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113 lines
4.7 KiB
Markdown
113 lines
4.7 KiB
Markdown
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# Supported Image Formats
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SnapOtter supports 55+ image formats for input and 14 formats for output.
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## Input Formats
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### Web Standards (9)
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| Format | Extensions | Decoder | Notes |
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|--------|-----------|---------|-------|
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| JPEG | .jpg, .jpeg | Sharp (native) | |
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| PNG | .png | Sharp (native) | APNG first-frame extracted |
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| WebP | .webp | Sharp (native) | |
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| GIF | .gif | Sharp (native) | Animated supported |
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| AVIF | .avif | Sharp (native) | |
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| SVG | .svg | Sharp (librsvg) | Sanitized for XXE/SSRF |
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| SVGZ | .svgz | gunzip + Sharp | Gzip bomb protection |
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| APNG | .apng | Sharp (native) | First frame only |
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| JPEG XL | .jxl | djxl / ImageMagick | Two-tier fallback |
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### Professional (7)
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| Format | Extensions | Decoder | Notes |
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|--------|-----------|---------|-------|
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| TIFF | .tiff, .tif | Sharp (native) | Multi-page supported |
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| PSD | .psd | ImageMagick | Flattened composite |
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| EPS | .eps, .epsf | ImageMagick + Ghostscript | 300dpi rasterization, security hardened |
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| OpenEXR | .exr | ImageMagick | Linear-to-sRGB conversion |
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| Radiance HDR | .hdr | ImageMagick | Linear-to-sRGB conversion |
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| DPX | .dpx | ImageMagick | Log-to-sRGB conversion |
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| Cineon | .cin | ImageMagick | Film/VFX format |
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### Camera RAW (23)
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| Format | Extensions | Camera Brand | Decoder |
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|--------|-----------|-------------|---------|
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| DNG | .dng | Adobe (universal) | exiftool / ImageMagick + LibRaw |
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| CR2 | .cr2 | Canon (pre-2018) | exiftool / ImageMagick + LibRaw |
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| CR3 | .cr3 | Canon (2018+) | exiftool / ImageMagick + LibRaw |
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| NEF | .nef | Nikon | exiftool / ImageMagick + LibRaw |
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| NRW | .nrw | Nikon (Coolpix) | exiftool / ImageMagick + LibRaw |
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| ARW | .arw | Sony | exiftool / ImageMagick + LibRaw |
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| ORF | .orf | Olympus | exiftool / ImageMagick + LibRaw |
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| RW2 | .rw2 | Panasonic | exiftool / ImageMagick + LibRaw |
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| RAF | .raf | Fujifilm | exiftool / ImageMagick + LibRaw |
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| PEF | .pef | Pentax/Ricoh | exiftool / ImageMagick + LibRaw |
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| 3FR | .3fr | Hasselblad | exiftool / ImageMagick + LibRaw |
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| IIQ | .iiq | Phase One | exiftool / ImageMagick + LibRaw |
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| SRW | .srw | Samsung | exiftool / ImageMagick + LibRaw |
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| X3F | .x3f | Sigma | exiftool / ImageMagick + LibRaw |
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| RWL | .rwl | Leica | exiftool / ImageMagick + LibRaw |
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| GPR | .gpr | GoPro | exiftool / ImageMagick + LibRaw |
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| FFF | .fff | Hasselblad (legacy) | exiftool / ImageMagick + LibRaw |
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| MRW | .mrw | Minolta | exiftool / ImageMagick + LibRaw |
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| MEF | .mef | Mamiya | exiftool / ImageMagick + LibRaw |
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| KDC | .kdc | Kodak | exiftool / ImageMagick + LibRaw |
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| DCR | .dcr | Kodak | exiftool / ImageMagick + LibRaw |
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| ERF | .erf | Epson | exiftool / ImageMagick + LibRaw |
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| PTX | .ptx | Pentax (compact) | exiftool / ImageMagick + LibRaw |
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### Modern Formats (3)
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| Format | Extensions | Decoder | Notes |
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|--------|-----------|---------|-------|
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| JPEG 2000 | .jp2, .j2k, .j2c, .jpc, .jpf, .jpx | opj_decompress / ImageMagick | Digital cinema, medical imaging |
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| QOI | .qoi | Inline TypeScript codec | Game dev, embedded systems |
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| HEIC/HEIF | .heic, .heif | heif-convert / heif-dec | iPhone photos |
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### Legacy/System (4)
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| Format | Extensions | Decoder | Notes |
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|--------|-----------|---------|-------|
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| BMP | .bmp | ImageMagick | |
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| ICO | .ico | ImageMagick | Largest layer extracted |
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| CUR | .cur | ImageMagick | Windows cursor (ICO variant) |
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| TGA | .tga | ImageMagick | Extension-only detection |
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### Scientific and Gaming (2)
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| Format | Extensions | Decoder | Notes |
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|--------|-----------|---------|-------|
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| FITS | .fits, .fit, .fts | ImageMagick | Astronomy (NASA standard) |
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| DDS | .dds | ImageMagick | Game textures (DirectX) |
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### Interchange (6)
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| Format | Extensions | Decoder | Notes |
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|--------|-----------|---------|-------|
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| PPM | .ppm | Sharp (native) | Color pixmap |
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| PGM | .pgm | Sharp (native) | Grayscale |
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| PBM | .pbm | Sharp (native) | 1-bit bitmap |
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| PNM | .pnm | Sharp (native) | Umbrella format |
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| PAM | .pam | Sharp (native) | Arbitrary map |
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| PFM | .pfm | Sharp (native) | Float map |
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## Output Formats (14)
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| Format | Encoder | Quality Control | Available In |
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|--------|---------|----------------|-------------|
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| JPEG | Sharp native | 1-100 | All tools |
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| PNG | Sharp native | Compression 0-9 | All tools |
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| WebP | Sharp native | 1-100 | All tools |
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| AVIF | Sharp native | 1-100 | All tools |
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| TIFF | Sharp native | 1-100 | Full conversion tools |
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| GIF | Sharp native | 1-100 | Full conversion tools |
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| JXL | Sharp native | 1-100 | All tools |
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| HEIC | heif-enc CLI | 1-100 | Full conversion tools |
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| HEIF | heif-enc CLI | 1-100 | Full conversion tools |
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| BMP | ImageMagick CLI | Lossless | Convert tool |
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| ICO | ImageMagick CLI | Lossless | Convert tool |
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| JP2 | opj_compress CLI | Compression ratio | Convert tool |
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| QOI | Inline codec | Lossless | Convert tool |
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