info.rb in psd-3.4.0

- old
+ new

@@ -49,19 +49,29 @@
         vector_stroke: VectorStroke,
         vector_stroke_content: VectorStrokeContent,
         gradient_fill: GradientFill
       }.freeze
 
+      BIG_LAYER_INFO_KEYS = %w{ LMsk Lr16 Lr32 Layr Mt16 Mt32 Mtrn Alph FMsk lnk2 FEid FXid PxSD }
+
       attr_reader :adjustments
       alias :info :adjustments
 
       LAYER_INFO.keys.each do |key|
         define_method(key) { @adjustments[key] }
       end
 
       private
 
+      def parse_additional_layer_info_length(key)
+        if @header.big? && BIG_LAYER_INFO_KEYS.include?(key)
+          Util.pad2 @file.read_longlong
+        else
+          Util.pad2 @file.read_int
+        end
+      end
+
       # This section is a bit tricky to parse because it represents all of the
       # extra data that describes this layer.
       def parse_layer_info
         @extra_data_begin = @file.tell
 
@@ -71,10 +81,10 @@
 
           # Key, very important
           key = @file.read_string(4)
           @info_keys << key
 
-          length = Util.pad2 @file.read_int
+          length = parse_additional_layer_info_length(key)
           pos = @file.tell
 
           key_parseable = false
           LAYER_INFO.each do |name, info|
             next unless info.should_parse?(key)