pixQLSQL 图像操作工具
pixQL 是一个通过 SQL 来对图像进行操作的工具。
实例用法：
# turn all red pixels green
pixql -i in.bmp -o out.bmp -q "SELECT WHERE COLOR = #FF0000FF; OPERATE SET COLOR = #00FF00FF;"
# copy red channel into green channel
pixql -i in.bmp -o out.bmp -q "OPERATE SET G = R;"
# add white 1px 100x100 grid
pixql -i in.bmp -o out.bmp -q "SELECT WHERE ROW % 100 = 0 OR COL % 100 = 0; OPERATE SET COLOR = WHITE;"
# create 100x100 image with 10x10 checkerboard pattern
pixql -o out.bmp -q "BLACK(100,100); SELECT WHERE ROW % 20 < 10; OPERATE SET COLOR = WHITE; SELECT WHERE COL % 20 < 10; OPERATE SET R = 255-OUT.R; OPERATE SET G = 255-OUT.G; OPERATE SET B = 255-OUT.B;"
评论