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Expose optional minAmplitude parameter of blur operation (#4172)

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This commit is contained in:
Marcos Casagrande
2024-07-23 12:31:11 +02:00
committed by GitHub
parent 67a5854b89
commit 735fee74db
11 changed files with 45 additions and 5 deletions
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8
lib/operation.js
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@@ -381,6 +381,7 @@ function median (size) {
* @param {Object|number|Boolean} [options]
* @param {number} [options.sigma] a value between 0.3 and 1000 representing the sigma of the Gaussian mask, where `sigma = 1 + radius / 2`.
* @param {string} [options.precision='integer'] How accurate the operation should be, one of: integer, float, approximate.
* @param {number} [options.minAmplitude=0.2] A value between 0.001 and 1. A smaller value will generate a larger, more accurate mask.
* @returns {Sharp}
* @throws {Error} Invalid parameters
*/
@@ -400,6 +401,13 @@ function blur (options) {
throw is.invalidParameterError('precision', 'one of: integer, float, approximate', options.precision);
}
}
if ('minAmplitude' in options) {
if (is.number(options.minAmplitude) && is.inRange(options.minAmplitude, 0.001, 1)) {
this.options.minAmpl = options.minAmplitude;
} else {
throw is.invalidParameterError('minAmplitude', 'number between 0.001 and 1', options.minAmplitude);
}
}
}
if (!is.defined(options)) {