KazukyAkayashi/m3_lightmeter
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Merge branch 'main' into feature/ML-141

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Vadim 2024-02-21 12:27:08 +01:00 committed by GitHub
commit 3a09b32356
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2 changed files with 9 additions and 2 deletions
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9
lib/utils/ev_from_bytes.dart
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@ -10,7 +10,14 @@ Future<double> evFromImage(Uint8List bytes) async {
final apertureValueRatio = (tags["EXIF FNumber"]?.values as IfdRatios?)?.ratios.first;
final speedValueRatio = (tags["EXIF ExposureTime"]?.values as IfdRatios?)?.ratios.first;
if (iso == null || apertureValueRatio == null || speedValueRatio == null) {
throw FlutterError('Error parsing EXIF: ${tags.keys}');
throw ArgumentError(
'Error parsing EXIF: ${tags.keys.join(', ')}',
[
if (iso == null) 'EXIF ISOSpeedRatings',
if (apertureValueRatio == null) 'EXIF FNumber',
if (speedValueRatio == null) 'EXIF ExposureTime',
].join(', '),
);
}
final aperture = apertureValueRatio.numerator / apertureValueRatio.denominator;

2
test/utils/ev_from_bytes_test.dart
View file

@ -17,7 +17,7 @@ void main() {
'no EXIF',
() {
final bytes = File('assets/launcher_icon_dev_512.png').readAsBytesSync();
expectLater(evFromImage(bytes), throwsFlutterError);
expectLater(evFromImage(bytes), throwsArgumentError);
},
);
});