Do not write time information for GPSDateStamp. Fixes #58

oozcitak · Oct 17, 2018 · c58acb9 · c58acb9
1 parent 3092164
commit c58acb9
Show file tree

Hide file tree

Showing 2 changed files with 30 additions and 2 deletions.
diff --git a/ExifLibrary/ExifExtendedProperty.cs b/ExifLibrary/ExifExtendedProperty.cs
@@ -146,6 +146,34 @@ public override ExifInterOperability Interoperability
         }
     }
 
+    /// <summary>
+    /// Represents an ASCII string formatted as Date. (EXIF Specification: ASCII) Used for the date fields.
+    /// </summary>
+    public class ExifDate : ExifProperty
+    {
+        protected DateTime mValue;
+        protected override object _Value { get { return Value; } set { Value = (DateTime)value; } }
+        public new DateTime Value { get { return mValue; } set { mValue = value; } }
+
+        static public implicit operator DateTime(ExifDate obj) { return obj.mValue; }
+
+        public override string ToString() { return mValue.ToString("yyyy.MM.dd"); }
+
+        public ExifDate(ExifTag tag, DateTime value)
+            : base(tag)
+        {
+            mValue = value;
+        }
+
+        public override ExifInterOperability Interoperability
+        {
+            get
+            {
+                return new ExifInterOperability(ExifTagFactory.GetTagID(mTag), 2, (uint)11, ExifBitConverter.GetBytes(mValue, false));
+            }
+        }
+    }
+
     /// <summary>
     /// Represents the exif version as a 4 byte ASCII string. (EXIF Specification: UNDEFINED) 
     /// Used for the ExifVersion, FlashpixVersion and InteroperabilityVersion fields.

diff --git a/ExifLibrary/ExifPropertyFactory.cs b/ExifLibrary/ExifPropertyFactory.cs
@@ -169,8 +169,8 @@ public static ExifProperty Get(ushort tag, ushort type, uint count, byte[] value
                     return new ExifEnumProperty<GPSDirectionRef>(ExifTag.GPSDestBearingRef, (GPSDirectionRef)value[0]);
                 else if (tag == 25) // GPSDestDistanceRef
                     return new ExifEnumProperty<GPSDistanceRef>(ExifTag.GPSDestDistanceRef, (GPSDistanceRef)value[0]);
-                else if (tag == 29) // GPSDate
-                    return new ExifDateTime(ExifTag.GPSDateStamp, ExifBitConverter.ToDateTime(value, false));
+                else if (tag == 29) // GPSDateStamp
+                    return new ExifDate(ExifTag.GPSDateStamp, ExifBitConverter.ToDateTime(value, false));
                 else if (tag == 30) // GPSDifferential
                     return new ExifEnumProperty<GPSDifferential>(ExifTag.GPSDifferential, (GPSDifferential)conv.ToUInt16(value, 0));
             }