Gets the image interlace scheme

# Gmagick::getimageinterlacescheme

(PECL gmagick >= Unknown)

Gmagick::getimageinterlacescheme — Gets the image interlace scheme

### 说明

public function Gmagick::getimageinterlacescheme(): int

Gets the image interlace scheme.

### 参数

此函数没有参数。

### 返回值

Returns the interlace scheme as an integer on success

### 错误／异常

错误时抛出 GmagickException。

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