From 175beaa21da1de0c70c6660f19eb6313f1e0ab9f Mon Sep 17 00:00:00 2001
From: Vadim <44135514+vodemn@users.noreply.github.com>
Date: Sun, 11 May 2025 13:25:41 +0200
Subject: [PATCH] deleted `focalLengthFromTags`

---
 .../camera_container/bloc_container_camera.dart      |  1 -
 .../mock_bloc_container_camera.part.dart             |  1 -
 lib/utils/exif_utils.dart                            | 12 ------------
 3 files changed, 14 deletions(-)

diff --git a/lib/screens/metering/components/camera_container/bloc_container_camera.dart b/lib/screens/metering/components/camera_container/bloc_container_camera.dart
index 4d71887..a5da36b 100644
--- a/lib/screens/metering/components/camera_container/bloc_container_camera.dart
+++ b/lib/screens/metering/components/camera_container/bloc_container_camera.dart
@@ -250,7 +250,6 @@ class CameraContainerBloc extends EvSourceBlocBase<CameraContainerEvent, CameraC
       final bytes = await file.readAsBytes();
       Directory(file.path).deleteSync(recursive: true);
       final tags = await readExifFromBytes(bytes);
-      _meteringInteractor.setCameraFocalLength(focalLengthFromTags(tags));
       return evFromTags(tags);
     } catch (e, stackTrace) {
       _analytics.logCrash(e, stackTrace);
diff --git a/lib/screens/metering/components/camera_container/mock_bloc_container_camera.part.dart b/lib/screens/metering/components/camera_container/mock_bloc_container_camera.part.dart
index 209e23d..ff908cb 100644
--- a/lib/screens/metering/components/camera_container/mock_bloc_container_camera.part.dart
+++ b/lib/screens/metering/components/camera_container/mock_bloc_container_camera.part.dart
@@ -73,7 +73,6 @@ class MockCameraContainerBloc extends CameraContainerBloc {
     try {
       final bytes = (await rootBundle.load(PlatformConfig.cameraStubImage)).buffer.asUint8List();
       final tags = await readExifFromBytes(bytes);
-      _meteringInteractor.setCameraFocalLength(focalLengthFromTags(tags));
       return evFromTags(tags);
     } catch (e, stackTrace) {
       log(e.toString(), stackTrace: stackTrace);
diff --git a/lib/utils/exif_utils.dart b/lib/utils/exif_utils.dart
index 13a1346..b4f36bb 100644
--- a/lib/utils/exif_utils.dart
+++ b/lib/utils/exif_utils.dart
@@ -6,7 +6,6 @@ import 'package:m3_lightmeter_resources/m3_lightmeter_resources.dart';
 const String _isoExifKey = 'EXIF ISOSpeedRatings';
 const String _apertureExifKey = 'EXIF FNumber';
 const String _shutterSpeedExifKey = 'EXIF ExposureTime';
-const String _focalLengthIn35mmExifKey = "EXIF FocalLengthIn35mmFilm";
 
 double evFromTags(Map<String, IfdTag> tags) {
   final iso = double.tryParse("${tags[_isoExifKey]}");
@@ -29,14 +28,3 @@ double evFromTags(Map<String, IfdTag> tags) {
 
   return log2(math.pow(aperture, 2)) - log2(speed) - log2(iso / 100);
 }
-
-int focalLengthFromTags(Map<String, IfdTag> tags) {
-  final focalLengthIn35mm = int.tryParse("${tags[_focalLengthIn35mmExifKey]}");
-  if (focalLengthIn35mm == null) {
-    throw ArgumentError(
-      'Error parsing focal length',
-      ['$_focalLengthIn35mmExifKey: ${tags[_focalLengthIn35mmExifKey]}'].join(', '),
-    );
-  }
-  return focalLengthIn35mm;
-}