Imagick::flipImage
(PECL imagick 2, PECL imagick 3)
Imagick::flipImage — Creates a vertical mirror image
说明
public Imagick::flipImage(): bool
Creates a vertical mirror image by reflecting the pixels around the central x-axis.
参数
此函数没有参数。
返回值
成功时返回 true。
错误／异常
错误时抛出 ImagickException。
范例
示例 #1 Imagick::flipImage()
<?php
function flipImage($imagePath) {
$imagick = new \Imagick(realpath($imagePath));
$imagick->flipImage();
header("Content-Type: image/jpg");
echo $imagick->getImageBlob();
}
?>
参见
- Imagick::flopimage() - Creates a horizontal mirror image
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User Contributed Notes 2 notes
jeff at jeffharris dot us ¶
8 years ago
To avoid the x-axis and y-axis discussion, flipping emulates a mirror at the bottom (or top) of the image.
ʇo ɐʌoıp ʇɥǝ x-ɐxıs ɐup ʎ-ɐxıs pısɔnssıou, ɟןıddıuƃ ǝɯnןɐʇǝs ɐ ɯıɹɹoɹ ɐʇ ʇɥǝ qoʇʇoɯ )oɹ ʇod( oɟ ʇɥǝ ıɯɐƃǝ˙