Signed-off-by: Andy Scout <andyhuzhill@gmail.com>
add  imgResize comment

Signed-off-by: Andy Scout <andyhuzhill@gmail.com>
modified imgGetMidLine


Signed-off-by: Andy Scout <andyhuzhill@gmail.com>


Signed-off-by: Andy Scout <andyhuzhill@gmail.com>


Signed-off-by: Andy Scout <andyhuzhill@gmail.com>