GrayscaleMode     578 coders/psd.c       case GrayscaleMode: return "Grayscale";
GrayscaleMode    1261 coders/psd.c     if ((psd_info->mode == BitmapMode) || (psd_info->mode == GrayscaleMode) ||
GrayscaleMode    1831 coders/psd.c     else if ((psd_info.mode == BitmapMode) || (psd_info.mode == GrayscaleMode) ||
GrayscaleMode    2680 coders/psd.c           (monochrome != MagickFalse ? BitmapMode : GrayscaleMode));