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Add support for IIIF v3 tile-based output

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Lovell Fuller
2022-01-07 20:45:48 +00:00
parent 4c3a8a7007
commit d67e09ba7c
4 changed files with 41 additions and 7 deletions
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8
lib/output.js
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@@ -930,10 +930,10 @@ function raw (options) {
* @param {string} [options.depth] how deep to make the pyramid, possible values are `onepixel`, `onetile` or `one`, default based on layout.
* @param {number} [options.skipBlanks=-1] threshold to skip tile generation, a value 0 - 255 for 8-bit images or 0 - 65535 for 16-bit images
* @param {string} [options.container='fs'] tile container, with value `fs` (filesystem) or `zip` (compressed file).
* @param {string} [options.layout='dz'] filesystem layout, possible values are `dz`, `iiif`, `zoomify` or `google`.
* @param {string} [options.layout='dz'] filesystem layout, possible values are `dz`, `iiif`, `iiif3`, `zoomify` or `google`.
* @param {boolean} [options.centre=false] centre image in tile.
* @param {boolean} [options.center=false] alternative spelling of centre.
* @param {string} [options.id='https://example.com/iiif'] when `layout` is `iiif`, sets the `@id` attribute of `info.json`
* @param {string} [options.id='https://example.com/iiif'] when `layout` is `iiif`/`iiif3`, sets the `@id`/`id` attribute of `info.json`
* @returns {Sharp}
* @throws {Error} Invalid parameters
*/
@@ -968,10 +968,10 @@ function tile (options) {
}
// Layout
if (is.defined(options.layout)) {
if (is.string(options.layout) && is.inArray(options.layout, ['dz', 'google', 'iiif', 'zoomify'])) {
if (is.string(options.layout) && is.inArray(options.layout, ['dz', 'google', 'iiif', 'iiif3', 'zoomify'])) {
this.options.tileLayout = options.layout;
} else {
throw is.invalidParameterError('layout', 'one of: dz, google, iiif, zoomify', options.layout);
throw is.invalidParameterError('layout', 'one of: dz, google, iiif, iiif3, zoomify', options.layout);
}
}
// Angle of rotation,