/**
 * Vibrance - Modifies the saturation of desaturated colors, leaving saturated colors unmodified.
 */
export type VibranceProps = {
    /** -1 to 1 (-1 is minimum vibrance, 0 is no change, and 1 is maximum vibrance) */
    amount?: number;
};
export type VibranceUniforms = VibranceProps;
/** Vibrance - Modifies the saturation of desaturated colors, leaving saturated colors unmodified. */
export declare const vibrance: {
    readonly props: VibranceProps;
    readonly uniforms: VibranceUniforms;
    readonly name: "vibrance";
    readonly uniformTypes: {
        readonly amount: "f32";
    };
    readonly propTypes: {
        readonly amount: {
            readonly value: 0;
            readonly min: -1;
            readonly max: 1;
        };
    };
    readonly source: "struct vibranceUniforms {\n  amount: f32,\n};\n\n@group(0) @binding(auto) var<uniform> vibrance: vibranceUniforms;\n\nfn vibrance_filterColor(color: vec4f) -> vec4f {\n  let average = (color.r + color.g + color.b) / 3.0;\n  let mx = max(color.r, max(color.g, color.b));\n  let amt = (mx - average) * (-vibrance.amount * 3.0);\n  let resultRgb = mix(color.rgb, vec3f(mx), amt);\n  return vec4f(resultRgb, color.a);\n}\n\nfn vibrance_filterColor_ext(color: vec4f, texSize: vec2f, texCoord: vec2f) -> vec4f {\n  return vibrance_filterColor(color);\n}\n";
    readonly fs: "layout(std140) uniform vibranceUniforms {\n  float amount;\n} vibrance;\n\nvec4 vibrance_filterColor(vec4 color) {\n  float average = (color.r + color.g + color.b) / 3.0;\n  float mx = max(color.r, max(color.g, color.b));\n  float amt = (mx - average) * (-vibrance.amount * 3.0);\n  color.rgb = mix(color.rgb, vec3(mx), amt);\n  return color;\n}\n\nvec4 vibrance_filterColor_ext(vec4 color, vec2 texSize, vec2 texCoord) {\n  return vibrance_filterColor(color);\n}\n";
    readonly passes: [{
        readonly filter: true;
    }];
};
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