Blends the fill color with the image

# Imagick::colorizeImage

(PECL imagick 2, PECL imagick 3)

Imagick::colorizeImage — Blends the fill color with the image

### 说明

public function Imagick::colorizeImage(mixed `$colorize`, mixed `$opacity`, bool `$legacy` = `false`): bool

Blends the fill color with each pixel in the image.

### 参数

`colorize`

  ImagickPixel object or a string containing the colorize color

`opacity`

  ImagickPixel object or an float containing the opacity value. 1.0 is fully opaque and 0.0 is fully transparent.

### 返回值

成功时返回 `true`。

### 错误／异常

错误时抛出 ImagickException。

### 更新日志

版本 | 说明
--- | ---
PECL imagick 2.1.0 | Now allows a string representing the color as the first parameter and a float representing the opacity value as the second parameter. Previous versions allow only an ImagickPixel objects.

### 示例

示例 #1 Imagick::colorizeImage()

    <?php
    function colorizeImage($imagePath, $color, $opacity) {
        $imagick = new \Imagick(realpath($imagePath));
        $opacity = $opacity / 255.0;
        $opacityColor = new \ImagickPixel("rgba(0, 0, 0, $opacity)");
        $imagick->colorizeImage($color, $opacityColor);
        header("Content-Type: image/jpg");
        echo $imagick->getImageBlob();
    }

    ?>

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