#!/bin/bash
# vim: set expandtab tabstop=4 shiftwidth=4:

# Create silence for the menus to use
dd if=/dev/zero bs=4 count=1920 | toolame -b 128 -s 48 /dev/stdin menu_silence.ac3

# Function to build a menu
buildMenu(){
    M_PCX=$1
    M_M2V=$2
    M_MPG=$3
    M_SPU=$4
    M_FIN=$5
    pcxtoppm < ${M_PCX} | ppmtoy4m -n 60 -I p -F 30000:1001 -r -A 10:11 -S 420mpeg2 | mpeg2enc -n p -f 8 -o ${M_M2V}
    mplex -f 8 -o ${M_MPG} ${M_M2V} menu_silence.ac3
    spumux ${M_SPU} < ${M_MPG} > ${M_FIN}
}

# Build the menus
for VER in wpdr orig
do

    # First the main menu...
    buildMenu menu_${VER}_main_background.pcx \
        menu_${VER}_main_background.m2v \
        menu_${VER}_main.mpg \
        menu_${VER}_main_spumux.xml \
        menu_${VER}_main_final.mpg

    # ... and then the scene selections
    for MENU in scene1 scene2 scene3 scene4
    do
        buildMenu menu_${VER}_${MENU}_background.pcx \
            menu_${VER}_${MENU}_background.m2v \
            menu_${VER}_${MENU}_main.mpg \
            menu_${MENU}_spumux.xml \
            menu_${VER}_${MENU}_final.mpg
    done

done