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Expose stylesheet and highBitdepth SVG input params

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Lovell Fuller
2025-06-16 11:11:02 +01:00
parent f92540f134
commit c4b1d80c35
9 changed files with 102 additions and 3 deletions
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36
lib/input.js
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@@ -22,14 +22,27 @@ const align = {
high: 'high'
};
const inputStreamParameters = [
// Limits and error handling
'failOn', 'limitInputPixels', 'unlimited',
// Format-generic
'animated', 'autoOrient', 'density', 'ignoreIcc', 'page', 'pages', 'sequentialRead',
// Format-specific
'jp2', 'openSlide', 'pdf', 'raw', 'svg', 'tiff',
// Deprecated
'failOnError', 'level', 'pdfBackground', 'subifd'
];
/**
* Extract input options, if any, from an object.
* @private
*/
function _inputOptionsFromObject (obj) {
const { raw, density, limitInputPixels, ignoreIcc, unlimited, sequentialRead, failOn, failOnError, animated, page, pages, subifd, pdfBackground, autoOrient, jp2Oneshot } = obj;
return [raw, density, limitInputPixels, ignoreIcc, unlimited, sequentialRead, failOn, failOnError, animated, page, pages, subifd, pdfBackground, autoOrient, jp2Oneshot].some(is.defined)
? { raw, density, limitInputPixels, ignoreIcc, unlimited, sequentialRead, failOn, failOnError, animated, page, pages, subifd, pdfBackground, autoOrient, jp2Oneshot }
const params = inputStreamParameters
.filter(p => is.defined(obj[p]))
.map(p => ([p, obj[p]]));
return params.length
? Object.fromEntries(params)
: undefined;
}
@@ -260,6 +273,23 @@ function _createInputDescriptor (input, inputOptions, containerOptions) {
throw is.invalidParameterError('subifd', 'integer between -1 and 100000', inputOptions.subifd);
}
}
// SVG specific options
if (is.object(inputOptions.svg)) {
if (is.defined(inputOptions.svg.stylesheet)) {
if (is.string(inputOptions.svg.stylesheet)) {
inputDescriptor.svgStylesheet = inputOptions.svg.stylesheet;
} else {
throw is.invalidParameterError('svg.stylesheet', 'string', inputOptions.svg.stylesheet);
}
}
if (is.defined(inputOptions.svg.highBitdepth)) {
if (is.bool(inputOptions.svg.highBitdepth)) {
inputDescriptor.svgHighBitdepth = inputOptions.svg.highBitdepth;
} else {
throw is.invalidParameterError('svg.highBitdepth', 'boolean', inputOptions.svg.highBitdepth);
}
}
}
// PDF specific options
if (is.object(inputOptions.pdf) && is.defined(inputOptions.pdf.background)) {
inputDescriptor.pdfBackground = this._getBackgroundColourOption(inputOptions.pdf.background);