#!/usr/bin/env bash
# test for ISOs which follow Annex G of EXIF 2.3 spec, i.e. ISOs,
# which cannot be represented by Exif.Photo.ISOSpeedRatings due to
# being larger than 65k
# All tests use the summary view as a result-check, because it uses
# the isoSpeed() "easyaccess" function, which handles the higher ISO
# readout.
#
# Tests getting executed:
#
source ./functions.source
( cd "$testdir"
num=0001
# Checks for old way of ISO readout based on the 16bit value
# input:
# - Exif.Photo.ISOSpeedRatings being set to something <65k
# output:
# - value of Exif.Photo.ISOSpeedRatings
echo '------>' iso65k test $num '<-------' >&2
filename=exiv2-iso65k-$num.jpg
copyTestFile exiv2-empty.jpg $filename
runTest exiv2 -M'set Exif.Photo.ISOSpeedRatings 60001' $filename
runTest exiv2 -ps $filename
num=0002
# Old ISO is read out first, so if it doesn't indicate that
# some higher ISO is used, the 16bit value should be returned,
# ignoring the other tags (for now)
# input:
# - Exif.Photo.ISOSpeedRatings being set to something <65k
# - Exif.Photo.SensitivityType being set to "REI"
# - Exif.Photo.RecommendedExposureIndex being set to != ISOSpeedRatings
# output:
# - value of Exif.Photo.ISOSpeedRatings
echo '------>' iso65k test $num '<-------' >&2
filename=exiv2-iso65k-$num.jpg
copyTestFile exiv2-empty.jpg $filename
runTest exiv2 -M'set Exif.Photo.ISOSpeedRatings 60002' $filename
runTest exiv2 -M'set Exif.Photo.SensitivityType 2' $filename
runTest exiv2 -M'set Exif.Photo.RecommendedExposureIndex 444444' $filename
runTest exiv2 -ps $filename
num=0003
# Corner case check (highest ISO value not indicating possible
# 16bit overflow in ISO)
# input:
# - Exif.Photo.ISOSpeedRatings being set to 65534
# output:
# - value of Exif.Photo.ISOSpeedRatings
echo '------>' iso65k test $num '<-------' >&2
filename=exiv2-iso65k-$num.jpg
copyTestFile exiv2-empty.jpg $filename
runTest exiv2 -M'set Exif.Photo.ISOSpeedRatings 65534' $filename
runTest exiv2 -ps $filename
num=0004
# Corner case check (ISO value indicating possible overflow,
# but no additional informations available)
# input:
# - Exif.Photo.ISOSpeedRatings being set to 65535
# - Exif.Photo.SensitivityType NOT SET
# output:
# - value of Exif.Photo.ISOSpeedRatings
echo '------>' iso65k test $num '<-------' >&2
filename=exiv2-iso65k-$num.jpg
copyTestFile exiv2-empty.jpg $filename
runTest exiv2 -M'set Exif.Photo.ISOSpeedRatings 65535' $filename
runTest exiv2 -ps $filename
num=0005
# possible ISO value overflow, but additional information not valid
# input:
# - Exif.Photo.ISOSpeedRatings being set to 65535
# - Exif.Photo.SensitivityType being set to 0
# output:
# - value of Exif.Photo.ISOSpeedRatings
echo '------>' iso65k test $num '<-------' >&2
filename=exiv2-iso65k-$num.jpg
copyTestFile exiv2-empty.jpg $filename
runTest exiv2 -M'set Exif.Photo.ISOSpeedRatings 65535' $filename
runTest exiv2 -M'set Exif.Photo.SensitivityType 0' $filename
runTest exiv2 -ps $filename
num=0006
# possible ISO value overflow, but additional information not valid
# input:
# - Exif.Photo.ISOSpeedRatings being set to 65535
# - Exif.Photo.SensitivityType being set to 8
# output:
# - value of Exif.Photo.ISOSpeedRatings
echo '------>' iso65k test $num '<-------' >&2
filename=exiv2-iso65k-$num.jpg
copyTestFile exiv2-empty.jpg $filename
runTest exiv2 -M'set Exif.Photo.ISOSpeedRatings 65535' $filename
runTest exiv2 -M'set Exif.Photo.SensitivityType 8' $filename
runTest exiv2 -ps $filename
num=0007
# possible ISO value overflow, but additional information partially valid
# input:
# - Exif.Photo.ISOSpeedRatings being set to 65535
# - Exif.Photo.SensitivityType being set to 2 ("REI")
# - Exif.Photo.RecommendedExposureIndex NOT SET
# output:
# - value of Exif.Photo.ISOSpeedRatings
echo '------>' iso65k test $num '<-------' >&2
filename=exiv2-iso65k-$num.jpg
copyTestFile exiv2-empty.jpg $filename
runTest exiv2 -M'set Exif.Photo.ISOSpeedRatings 65535' $filename
runTest exiv2 -M'set Exif.Photo.SensitivityType 2' $filename
runTest exiv2 -ps $filename
num=0008
# ISO value overflow, REI contains same value as 16bit ISO, though
# input:
# - Exif.Photo.ISOSpeedRatings being set to 65535
# - Exif.Photo.SensitivityType being set to 2 ("REI")
# - Exif.Photo.RecommendedExposureIndex set to 65530
# output:
# - value of Exif.Photo.RecommendedExposureIndex
echo '------>' iso65k test $num '<-------' >&2
filename=exiv2-iso65k-$num.jpg
copyTestFile exiv2-empty.jpg $filename
runTest exiv2 -M'set Exif.Photo.ISOSpeedRatings 65535' $filename
runTest exiv2 -M'set Exif.Photo.SensitivityType 2' $filename
runTest exiv2 -M'set Exif.Photo.RecommendedExposureIndex 65530' $filename
runTest exiv2 -ps $filename
num=0009
# ISO value overflow, REI contains 16bit ISO value +1
# input:
# - Exif.Photo.ISOSpeedRatings being set to 65535
# - Exif.Photo.SensitivityType being set to 2 ("REI")
# - Exif.Photo.RecommendedExposureIndex set to 65536
# output:
# - value of Exif.Photo.RecommendedExposureIndex
echo '------>' iso65k test $num '<-------' >&2
filename=exiv2-iso65k-$num.jpg
copyTestFile exiv2-empty.jpg $filename
runTest exiv2 -M'set Exif.Photo.ISOSpeedRatings 65535' $filename
runTest exiv2 -M'set Exif.Photo.SensitivityType 2' $filename
runTest exiv2 -M'set Exif.Photo.RecommendedExposureIndex 65536' $filename
runTest exiv2 -ps $filename
num=0010
# old ISO not set
# input:
# - Exif.Photo.ISOSpeedRatings is NOT SET
# - Exif.Photo.SensitivityType being set to 2 ("REI")
# - Exif.Photo.RecommendedExposureIndex set to <65k
# output:
# - value of Exif.Photo.RecommendedExposureIndex
echo '------>' iso65k test $num '<-------' >&2
filename=exiv2-iso65k-$num.jpg
copyTestFile exiv2-empty.jpg $filename
runTest exiv2 -M'set Exif.Photo.SensitivityType 2' $filename
runTest exiv2 -M'set Exif.Photo.RecommendedExposureIndex 60010' $filename
runTest exiv2 -ps $filename
num=0011
# old ISO not set
# input:
# - Exif.Photo.ISOSpeedRatings is NOT SET
# - Exif.Photo.SensitivityType being set to 2 ("REI")
# - Exif.Photo.RecommendedExposureIndex set to >65k
# output:
# - value of Exif.Photo.RecommendedExposureIndex
echo '------>' iso65k test $num '<-------' >&2
filename=exiv2-iso65k-$num.jpg
copyTestFile exiv2-empty.jpg $filename
runTest exiv2 -M'set Exif.Photo.SensitivityType 2' $filename
runTest exiv2 -M'set Exif.Photo.RecommendedExposureIndex 100011' $filename
runTest exiv2 -ps $filename
) > $testdir/iso65k-test.out 2>&1
reportTest