try-ld-decode

#!/bin/sh -e
# Test ld-decode.

usage () {
	echo >&2 "Usage: $0 [TEST ...]"
	exit 1
}

while getopts "" c; do
	case "$c" in
	\?)
		usage
		;;
	esac
done
shift $(expr $OPTIND - 1)

testsuitedir="$(realpath $(dirname $0))"
testdatadir="$(realpath $testsuitedir/../ld-decode-testdata)"
ldddir="$(realpath $testsuitedir/../ld-decode)"

tmpdir="/var/tmp/lddtest"

mkdir -p "$tmpdir"

verbose () {
	echo >&2 ">>> $*"
	"$@"
}

# Run ld-decode and check that it produced some TBC output.
decode () {
	srcfile="$1"
	shift 1

	output="$tmpdir/decoded"
	rm -f "$output".*

	verbose $ldddir/ld-decode "$@" "$srcfile" "$output"

	# Check the TBC and JSON files aren't empty.
	for f in "$output".tbc "$output".tbc.json; do
		if [ ! -s "$f" ]; then
			echo "$f is empty"
			exit 1
		fi
		ls -l "$f"
	done
	# XXX Examine JSON metadata to check frames were extracted
	# XXX Produce image from TBC output
}

all_tests="\
	input-lds-pal input-lds-ntsc input-r8-pal input-r8-ntsc input-oga-pal input-oga-ntsc
	"

ATSDATA="/n/stuff2/capture/laserdisc"
GGV1069="$ATSDATA/GGV1069_CAV_NTSC_side1_2019-06-15_18-02-41.raw.oga"
GGV1011="$ATSDATA/GGV1011_CAV_PAL_side1_DD1_2019-06-12_20-18-21.raw.oga"
run_test () {
	testname="$1"

	case "$testname" in
	# Test different input formats.
	input-lds-pal)
		decode "$testdatadir/pal/jason-testpattern.lds" -p -l3
		;;
	input-lds-ntsc)
		decode "$testdatadir/ve-snw-cut.lds" -n -l3
		;;
	input-r8-pal)
		decode "$ATSDATA/cap.leon.r8" -p -l10 -f 8fsc
		;;
	input-r8-ntsc)
		decode "$ATSDATA/StopMakingSense_side1_4400_cx_7xbuffer_gain9.r8" -n -s40 -l10 -f 8fsc
		;;
	input-oga-pal)
		decode "$GGV1011" -p -s200 -l10
		;;
	input-oga-ntsc)
		decode "$GGV1069" -n -s200 -l10
		;;

	*)
		echo >&2 "Unknown test: $testname"
		exit 1
		;;
	esac
}

if [ $# -eq 0 ]; then
	for testname in $all_tests; do
		run_test "$testname"
	done
else
	for testname in "$@"; do
		run_test "$testname"
	done
fi