Photoshop Image Resources
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| − | + | '''Photoshop Image Resources''' is a metadata format native to [[PSD]] files, but which is also sometimes used in [[TIFF]], [[JPEG]], and maybe other image formats. | |
| − | '''Photoshop Image Resources''' is a metadata format native to [[PSD]] files, but which is also used in [[TIFF]] | + | |
== Format == | == Format == | ||
| + | Photoshop Image Resources consists of a sequence of blocks, each with a numeric ''Resource ID'' indicating the type of data stored in the block. Each block also contains a name, but the name is often left empty. | ||
| − | + | Each block begins with ASCII characters "8BIM", a signature which appears in several Photoshop formats. | |
Not all Resource IDs are publicly documented. | Not all Resource IDs are publicly documented. | ||
| − | == | + | == Related Formats == |
| + | In a [[TIFF]] file, tag 34377 contains Photoshop Image Resources. | ||
| − | + | In a [[JPEG]] file, an APP13 marker with an identifier of "Photoshop 3.0" contains Photoshop Image Resources. | |
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| − | In a [[JPEG]] file, an APP13 marker with an identifier of "Photoshop 3.0" contains | + | |
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| − | + | ||
Resource ID 0x0404 contains [[IPTC]] data. | Resource ID 0x0404 contains [[IPTC]] data. | ||
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== Specifications == | == Specifications == | ||
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* [http://www.adobe.com/devnet-apps/photoshop/fileformatashtml/ Adobe Photoshop File Formats Specification] | * [http://www.adobe.com/devnet-apps/photoshop/fileformatashtml/ Adobe Photoshop File Formats Specification] | ||
== References == | == References == | ||
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* [http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Photoshop.html ExifTool Photoshop Tags] | * [http://www.sno.phy.queensu.ca/~phil/exiftool/TagNames/Photoshop.html ExifTool Photoshop Tags] | ||
[[Category:Graphics]] | [[Category:Graphics]] | ||
Revision as of 19:30, 24 November 2013
Photoshop Image Resources is a metadata format native to PSD files, but which is also sometimes used in TIFF, JPEG, and maybe other image formats.
Contents |
Format
Photoshop Image Resources consists of a sequence of blocks, each with a numeric Resource ID indicating the type of data stored in the block. Each block also contains a name, but the name is often left empty.
Each block begins with ASCII characters "8BIM", a signature which appears in several Photoshop formats.
Not all Resource IDs are publicly documented.
Related Formats
In a TIFF file, tag 34377 contains Photoshop Image Resources.
In a JPEG file, an APP13 marker with an identifier of "Photoshop 3.0" contains Photoshop Image Resources.
Resource ID 0x0404 contains IPTC data.
Resource ID 0x040c may contain a thumbnail in JPEG/JFIF format.
Resource ID 0x040F contains an ICC profile.
Resource ID 0x0422 contains Exif data.
Resource ID 0x0424 contains XMP data.
