История изменений

Исправление Deleted, 27.05.19 14:27 (текущая версия) :

pip install opencv-python

???

$ cat gm-rgb2bgr.sh

#!/bin/sh

src="$1"

if [ -z "$src" ]
then
    echo "Usage: $0 file.png"
else
    gm convert "$src" -channel red "$src.red.png"
    gm convert "$src" -channel green "$src.green.png"
    gm convert "$src" -channel blue "$src.blue.png"

    gm composite -compose CopyRed "$src.blue.png" "$src.green.png" "$src.bgr.png"
    gm composite -compose CopyBlue "$src.red.png" "$src.bgr.png" "$src.bgr.png"

    rm -f "$src.red.png" "$src.green.png" "$src.blue.png"
fi

Исправление Deleted, 27.05.19 14:27:

pip install opencv-python

???

$ cat gm-rgb2bgr.sh

#!/bin/sh

src="$1"

if [ -z "$src" ]
then
    echo "Usage: $0 file.png"
else
   gm convert "$src" -channel red "$src.red.png"
   gm convert "$src" -channel green "$src.green.png"
   gm convert "$src" -channel blue "$src.blue.png"

   gm composite -compose CopyRed "$src.blue.png" "$src.green.png" "$src.bgr.png"
   gm composite -compose CopyBlue "$src.red.png" "$src.bgr.png" "$src.bgr.png"

   rm -f "$src.red.png" "$src.green.png" "$src.blue.png"
fi

Исходная версия Deleted, 27.05.19 14:25:

pip install opencv-python

???

$ cat gm-rgb2bgr.sh

#!/bin/sh

src="$1"

gm convert "$src" -channel red "$src.red.png"
gm convert "$src" -channel green "$src.green.png"
gm convert "$src" -channel blue "$src.blue.png"

gm composite -compose CopyRed "$src.blue.png" "$src.green.png" "$src.bgr.png"
gm composite -compose CopyBlue "$src.red.png" "$src.bgr.png" "$src.bgr.png"

rm -f "$src.red.png" "$src.green.png" "$src.blue.png"