#!/bin/bash

set -eu

THIS_DIR="$(cd "$(dirname "$(readlink -f "${BASH_SOURCE[0]}")")" && pwd)"

PAL24FPS=0

ARGS=( "$@" )
for i in $(seq 0 "$(($# - 1))"); do
    case "${ARGS[$i]}" in
        --output|-o)
            OUTPUTFILE="${ARGS[$i+1]}"
            continue
            ;;
        --pal24fps)
            PAL24FPS=1
            AENCODER="copy"
            ARGS+=("--cfr" "--rate" "25")
            ;;
        *)
            continue
    esac
    unset "ARGS[$i]"
done
set -- "${ARGS[@]}"

set -x


HandBrakeCLI \
    --encoder x264 --x264-preset slow --quality 20 --loose-anamorphic \
    --aencoder "${AENCODER:-fdk_aac}" --mixdown 7point1 --aq 3 \
    --audio-lang-list eng \
    --subtitle scan --subtitle-forced \
    --markers \
    "$@"


if [ "$PAL24FPS" -eq 1 ]; then
    mv "$OUTPUTFILE" "pal25fps $OUTPUTFILE"
    "${THIS_DIR}/fix-pal-speedup" "pal25fps $OUTPUTFILE" "$OUTPUTFILE"
    rm "pal25fps $OUTPUTFILE"
fi