IMG_AFFINE_TRANSLATE
IMG_AFFINE_SCALE
IMG_AFFINE_ROTATE
IMG_AFFINE_SHEAR_HORIZONTAL
IMG_AFFINE_SHEAR_VERTICAL
IMG_CROP_DEFAULT
IMG_CROP_TRANSPARENT
IMG_CROP_BLACK
IMG_CROP_WHITE
IMG_CROP_SIDES
IMG_FLIP_BOTH
IMG_FLIP_HORIZONTAL
IMG_FLIP_VERTICAL
IMG_BELL
IMG_BESSEL
IMG_BICUBIC
IMG_BICUBIC_FIXED
IMG_BLACKMAN
IMG_BOX
IMG_BSPLINE
IMG_CATMULLROM
IMG_GAUSSIAN
IMG_GENERALIZED_CUBIC
IMG_HERMITE
IMG_HAMMING
IMG_HANNING
IMG_MITCHELL
IMG_POWER
IMG_QUADRATIC
IMG_SINC
IMG_NEAREST_NEIGHBOUR
IMG_WEIGHTED4
IMG_TRIANGLE
为使用 mysqli_options() 新增一个 MYSQLI_SERVER_PUBLIC_KEY 选项。