or download this
cpan install Image::Magick
...
C:\Program Files\ImageMagick-7.1.1-Q16-HDRI\include/MagickCore/pixel-a
+ccessor.h: In function 'GetPixela':
C:\Program Files\ImageMagick-7.1.1-Q16-HDRI\include/MagickCore/pixel-a
+ccessor.h:51:21: error: 'Image' has no member named 'channel_map'
return(pixel[image->channel_map[aPixelChannel].offset]);