| # Test images |
| |
| ## Still images |
| |
| ### Files `kodim*` |
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|  |
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|  |
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| License: released by the Eastman Kodak Company for unrestricted usage |
| |
| Source: <http://r0k.us/graphics/kodak/> |
| |
| ### Files `cosmos*` |
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|  |
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| License: [Creative Commons Attribution license (reuse allowed)](https://creativecommons.org/licenses/by/3.0/legalcode) |
| |
| Source: ["Cosmos Laundromat" movie](https://www.youtube.com/watch?v=Y-rmzh0PI3c) (frame at around 1 minute past the |
| beginning) |
| |
| ## Metadata |
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| The structure can be displayed using `exiv2 -pS <file>`. |
| |
| ### File [paris_exif_xmp_icc.jpg](paris_exif_xmp_icc.jpg) |
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|  |
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| License: [same as libavif](https://github.com/AOMediaCodec/libavif/blob/main/LICENSE) |
| |
| Source: Personal photo edited with Gimp 2.10. |
| |
| | address | marker | length | data | |
| |--------:|-------------|-------:|----------------------------------------------| |
| | 0 | 0xffd8 SOI | | | |
| | 2 | 0xffe0 APP0 | 16 | `JFIF.....,.,.` | |
| | 20 | 0xffe1 APP1 | 1134 | `Exif..II*......................` | |
| | 1156 | 0xffe1 APP1 | 3929 | `http://ns.adobe.com/xap/1.0/.<?x` | |
| | 5087 | 0xffe2 APP2 | 612 | `ICC_PROFILE......T........mntrRG chunk 1/1` | |
| | | | | ... | |
| |
| ### File [paris_icc_exif_xmp.png](paris_icc_exif_xmp.png) |
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|  |
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| License: [same as libavif](https://github.com/AOMediaCodec/libavif/blob/main/LICENSE) |
| |
| Source: `paris_exif_xmp_icc.jpg` loaded with `avifReadImage()` then written with `avifPNGWrite()` (modified to output |
| metadata this way). |
| |
| | address | marker | length | data | |
| |--------:|--------|-------:|----------------------------------| |
| | 8 | IHDR | 13 | | |
| | 33 | iCCP | 386 | `libavif..(.u..+DQ..?3...E.....` | |
| | 431 | zTXt | 631 | `Raw profile type exif..H...[..` | |
| | 1074 | zTXt | 1076 | `Raw profile type xmp..X..YQ..8` | |
| | 2162 | IDAT | | ... | |
| | 160456 | IEND | 0 | | |
| |
| ### File [paris_icc_exif_xmp_at_end.png](paris_icc_exif_xmp_at_end.png) |
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|  |
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| License: [same as libavif](https://github.com/AOMediaCodec/libavif/blob/main/LICENSE) |
| |
| Source: `paris_exif_xmp_icc.jpg` loaded with `avifReadImage()` then written with `avifPNGWrite()` (modified to output |
| metadata this way). |
| |
| | address | marker | length | data | |
| |--------:|--------|-------:|----------------------------------| |
| | 8 | IHDR | 13 | | |
| | 33 | iCCP | 386 | `libavif..(.u..+DQ..?3...E.....` | |
| | 2162 | IDAT | | ... | |
| | 151474 | eXIf | 1126 | `II*..........................` | |
| | 152612 | tEXt | 7832 | `Raw profile type xmp..XMP.0000` | |
| | 160456 | IEND | 0 | | |
| |
| ## Grid |
| |
| ### File [sofa_grid1x5_420.avif](sofa_grid1x5_420.avif) |
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|  |
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| License: [same as libavif](https://github.com/AOMediaCodec/libavif/blob/main/LICENSE) |
| |
| Source: Personal photo converted with `avifenc --grid 1x5 --yuv 420` at |
| commit [632d131](https://github.com/AOMediaCodec/libavif/commit/632d13188f9b7faa40f20d870e792174b8b5b8e6). |
