(PECL gmagick >= Unknown)
Gmagick::getimagedepth — Gets the depth of the image
Gets the depth of the image.
锟剿猴拷锟斤拷没锟叫诧拷锟斤拷锟斤拷
Image depth
锟斤拷锟斤拷时锟阶筹拷 GmagickException锟斤拷