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# program locations
AUDIOWMARK=@top_builddir@/src/audiowmark
TEST_MSG=f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0
TOP_BUILDDIR=@top_builddir@
## abort on error
set -eo pipefail
# common shell functions
die()
{
echo >&2 "$0: $@"
exit 1
}
audiowmark()
{
if [ "x$Q" == "x1" ] && [ -z "$V" ]; then
AUDIOWMARK_Q="-q"
else
echo >&2 ==== audiowmark "$@" ====
fi
$AUDIOWMARK $AUDIOWMARK_Q --strict "$@" || die "failed to run audiowmark $@"
}
audiowmark_add()
{
if [ "x$Q" == "x1" ] && [ -z "$V" ]; then
AUDIOWMARK_Q="-q"
else
echo >&2 ==== audiowmark add "$@" ====
fi
$AUDIOWMARK $AUDIOWMARK_Q --strict add "$@" || die "failed to watermark $@"
}
audiowmark_cmp()
{
if [ "x$Q" == "x1" ] && [ -z "$V" ]; then
AUDIOWMARK_OUT="/dev/null"
else
AUDIOWMARK_OUT="/dev/stdout"
echo >&2 ==== audiowmark cmp "$@" ====
fi
$AUDIOWMARK --strict cmp "$@" > $AUDIOWMARK_OUT || die "failed to detect watermark $@"
}
check_length()
{
local in1="$($AUDIOWMARK test-info $1 frames)"
local in2="$($AUDIOWMARK test-info $2 frames)"
[ "x$in1" != "x" ] || die "length of '$1' could not be detected"
[ "x$in1" == "x$in2" ] || die "length of '$1' ($in1) and '$2' ($in2) differs"
}
check_snr()
{
local snr="$($AUDIOWMARK test-snr $1 $2)"
if [ "x$Q" == "x1" ] && [ -z "$V" ]; then
:
else
echo >&2 "==== snr of $1 and $2 is $snr (expected $3) ===="
fi
[ "x$snr" != "x" ] || die "snr of '$1' and '$2' could not be detected"
[ "x$3" != "x" ] || die "need snr bound"
awk "BEGIN {exit !($snr >= $3)}" || die "snr of '$1' and '$2' is worse than $3"
}
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