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Ensure TIFF output bitdepth option is limited to 1, 2 or 4

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Lovell Fuller
2026-01-23 21:29:40 +00:00
parent ef77388a73
commit ed6b7384d0
7 changed files with 11 additions and 10 deletions
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6
lib/output.js
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@@ -1055,7 +1055,7 @@ function trySetAnimationOptions (source, target) {
* @param {number} [options.xres=1.0] - horizontal resolution in pixels/mm
* @param {number} [options.yres=1.0] - vertical resolution in pixels/mm
* @param {string} [options.resolutionUnit='inch'] - resolution unit options: inch, cm
* @param {number} [options.bitdepth=8] - reduce bitdepth to 1, 2 or 4 bit
* @param {number} [options.bitdepth=0] - reduce bitdepth to 1, 2 or 4 bit
* @param {boolean} [options.miniswhite=false] - write 1-bit images as miniswhite
* @returns {Sharp}
* @throws {Error} Invalid options
@@ -1070,10 +1070,10 @@ function tiff (options) {
}
}
if (is.defined(options.bitdepth)) {
if (is.integer(options.bitdepth) && is.inArray(options.bitdepth, [1, 2, 4, 8])) {
if (is.integer(options.bitdepth) && is.inArray(options.bitdepth, [1, 2, 4])) {
this.options.tiffBitdepth = options.bitdepth;
} else {
throw is.invalidParameterError('bitdepth', '1, 2, 4 or 8', options.bitdepth);
throw is.invalidParameterError('bitdepth', '1, 2 or 4', options.bitdepth);
}
}
// tiling