(PECL imagick 2.0.0)
Imagick::setImageMatte — Sets the image matte channel
$matte
) : boolSets the image matte channel. 锟剿凤拷锟斤拷锟斤拷Imagick锟斤拷锟斤拷ImageMagick 6.2.9锟斤拷锟较版本锟斤拷锟斤拷时锟斤拷锟矫★拷
matte
True activates the matte channel and false disables it.
锟缴癸拷时锟斤拷锟斤拷 TRUE
锟斤拷