[image_picker] Fix iOS build and analyzer warnings

packages/image_picker/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 0.6.1+8
+
+* Fix iOS build and analyzer warnings.
+
 ## 0.6.1+7
 
 * Android: Fix ImagePickerPlugin#onCreate casting context which causes exception.

packages/image_picker/ios/Classes/FLTImagePickerMetaDataUtil.m

@@ -45,6 +45,7 @@ + (NSDictionary *)getMetaDataFromImageData:(NSData *)imageData {
   CGImageSourceRef source = CGImageSourceCreateWithData((CFDataRef)imageData, NULL);
   NSDictionary *metadata =
       (NSDictionary *)CFBridgingRelease(CGImageSourceCopyPropertiesAtIndex(source, 0, NULL));
+  CFRelease(source);
   return metadata;
 }
 

packages/image_picker/ios/Classes/FLTImagePickerPhotoAssetUtil.h

@@ -24,7 +24,7 @@ NS_ASSUME_NONNULL_BEGIN
 // Save image with correct meta data and extention copied from image picker result info.
 + (NSString *)saveImageWithPickerInfo:(nullable NSDictionary *)info
                                 image:(UIImage *)image
-                         imageQuality:(NSNumber *)imageQuality;
+                         imageQuality:(nullable NSNumber *)imageQuality;
 
 @end
 

packages/image_picker/pubspec.yaml

@@ -5,7 +5,7 @@ authors:
   - Flutter Team <[email protected]>
   - Rhodes Davis Jr. <[email protected]>
 homepage: https://github.com/flutter/plugins/tree/master/packages/image_picker
-version: 0.6.1+7
+version: 0.6.1+8
 
 flutter:
   plugin:

script/lint_darwin_plugins.sh

@@ -21,7 +21,6 @@ function lint_package() {
   # TODO: These packages have analyzer warnings. Remove plugins from this list as issues are fixed.
   local skip_analysis_packages=(
     "camera.podspec" # https://github.com/flutter/flutter/issues/42673
-    "image_picker.podspec" # https://github.com/flutter/flutter/issues/42678
     "in_app_purchase.podspec" # https://github.com/flutter/flutter/issues/42679
   )
   find "${package_dir}" -type f -name "*\.podspec" | while read podspec; do