(PHP 5 >= 5.5.0, PHP 7)
imagecropauto — Crop an image automatically using one of the available modes
$image
[, int $mode = -1
[, float $threshold = .5
[, int $color = -1
]]] )
This function is currently not documented; only its argument list is available.
imageAn image resource, returned by one of the image creation functions, such as imagecreatetruecolor().
mode
One of IMG_CROP_* constants.
threshold
Used in IMG_CROP_THRESHOLD mode.
color
Used in IMG_CROP_THRESHOLD mode.
Return cropped image resource on success or FALSE on failure.