implement shared Color mode decoding

src/minoltamn.cpp

@@ -120,9 +120,12 @@ namespace Exiv2 {
         TagInfo(0x0089, "ThumbnailLength", N_("Thumbnail Length"),
                 N_("Size of the thumbnail"),
                 minoltaIfdId, makerTags, unsignedLong, printValue),
+
+        // TODO: for A100, use Sony table from minoltasonyvallue.cpp::printMinoltaSonyColorMode().
         TagInfo(0x0101, "ColorMode", N_("Color Mode"),
                 N_("Color mode"),
                 minoltaIfdId, makerTags, unsignedLong, EXV_PRINT_TAG(minoltaColorMode)),
+
         TagInfo(0x0102, "Quality", N_("Image Quality"),
                 N_("Image quality"),
                 minoltaIfdId, makerTags, unsignedLong, EXV_PRINT_TAG(minoltaImageQuality)),

src/minoltasonyvalues.cpp

@@ -325,6 +325,30 @@ namespace Exiv2 {
         return EXV_PRINT_TAG(minoltaSonyLensID)(os, value, metadata);
     }
 
-    // TODO: Added shared methods here.
+    // ----------------------------------------------------------------------------------------------------
+
+    //! Lookup table to translate Minolta A100 and all other Sony Alpha camera color mode values to readable labels
+    extern const TagDetails minoltaSonyColorMode[] = {
+        { 0,   N_("Standard")            },
+        { 1,   N_("Vivid Color")         },
+        { 2,   N_("Portrait")            },
+        { 3,   N_("Landscape")           },
+        { 4,   N_("Sunset")              },
+        { 5,   N_("Night View/Portrait") },
+        { 6,   N_("Black & White")       },
+        { 7,   N_("AdobeRGB")            },
+        { 12,  N_("Neutral")             },
+        { 100, N_("Neutral")             },
+        { 101, N_("Clear")               },
+        { 102, N_("Deep")                },
+        { 103, N_("Light")               },
+        { 104, N_("Night View")          },
+        { 105, N_("Autumn Leaves")       }
+    };
+
+    std::ostream& printMinoltaSonyColorMode(std::ostream& os, const Value& value, const ExifData* metadata)
+    {
+        return EXV_PRINT_TAG(minoltaSonyColorMode)(os, value, metadata);
+    }
 
 }                                       // namespace Exiv2

src/minoltasonyvalues.hpp

@@ -41,7 +41,10 @@
 namespace Exiv2 {
 
     //! PrintMinolta/Sony Lens id values to readable labels
-    EXIV2API std::ostream& printMinoltaSonyLensID(std::ostream& os, const Value& value, const ExifData*);
+    EXIV2API std::ostream& printMinoltaSonyLensID(std::ostream&, const Value&, const ExifData*);
+
+    //! PrintMinolta/Sony Color Mode values to readable labels
+    EXIV2API std::ostream& printMinoltaSonyColorMode(std::ostream&, const Value&, const ExifData*);
 
     // TODO: Added shared methods here.
 

src/sonymn.cpp

@@ -253,7 +253,7 @@ namespace Exiv2 {
 
         TagInfo(0xb029, "ColorMode", N_("Color Mode"),
                 N_("Color Mode"),
-                sonyIfdId, makerTags, unsignedLong, printValue),
+                sonyIfdId, makerTags, unsignedLong, printMinoltaSonyColorMode),
 
         TagInfo(0xb02b, "FullImageSize", N_("Full Image Size"),
                 N_("Full Image Size"),