cmd

type Command interface {
	Run() error
}

type Decode struct {
	InputGif   flags.GIFFlag `long:"input" short:"i" description:"Source file containing randart"`
	OutputFile string        `long:"output" short:"o" default:"randart.jpg" description:"output file destination"`
}

type Encode struct {
	InputGif    flags.GIFFlag `long:"input" short:"i" description:"Source gif file to use as carrier"`
	OutputFile  string        `long:"output" short:"o" default:"stegano.gif" description:"output gif file destination"`
	Message     *string       `long:"msg" short:"m" description:"plaintext message"`
	MessageFile *string       `long:"msg-file" short:"f" description:"file to read message from"`
}