#726: Added pretty-print and easy-access functions for the Samsung2 makernote.

src/easyaccess.cpp

@@ -102,7 +102,8 @@ namespace Exiv2 {
             "Exif.Sony1Cs2.ISOSetting",
             "Exif.Sony2Cs2.ISOSetting",
             "Exif.Pentax.ISO",
-            "Exif.Olympus.ISOSpeed"
+            "Exif.Olympus.ISOSpeed",
+            "Exif.Samsung2.ISO"
         };
 
         // Find the first ISO value which is not "0"
@@ -259,7 +260,8 @@ namespace Exiv2 {
             "Exif.Minolta.LensID",
             "Exif.SonyMinolta.LensID",
             "Exif.Sony1.LensID",
-            "Exif.Sony2.LensID"
+            "Exif.Sony2.LensID",
+            "Exif.Samsung2.LensType"
         };
         return findMetadatum(ed, keys, EXV_COUNTOF(keys));
     }
@@ -358,7 +360,8 @@ namespace Exiv2 {
     {
         static const char* keys[] = {
             "Exif.Photo.ExposureTime",
-            "Exif.Image.ExposureTime"
+            "Exif.Image.ExposureTime",
+            "Exif.Samsung2.ExposureTime"
         };
         return findMetadatum(ed, keys, EXV_COUNTOF(keys));
     }
@@ -367,7 +370,8 @@ namespace Exiv2 {
     {
         static const char* keys[] = {
             "Exif.Photo.FNumber",
-            "Exif.Image.FNumber"
+            "Exif.Image.FNumber",
+            "Exif.Samsung2.FNumber"
         };
         return findMetadatum(ed, keys, EXV_COUNTOF(keys));
     }

src/samsungmn.cpp

@@ -55,32 +55,70 @@ namespace Exiv2 {
         { 3, N_("Samsung Zoom 50-200mm F4-5.6 ED OIS") }
     };
 
+    std::ostream& printPictureWizard(std::ostream& os, const Value& value, const ExifData*)
+    {
+        if (value.count() != 5 || value.typeId() != unsignedShort) {
+            return os << value;
+        }
+        return os <<  "Mode: " << value.toLong(0)
+                  << ", Col: " << value.toLong(1)
+                  << ", Sat: " << value.toLong(2) - 4
+                  << ", Sha: " << value.toLong(3) - 4
+                  << ", Con: " << value.toLong(4) - 4;
+    }
+
+    std::ostream& printCameraTemperature(std::ostream& os, const Value& value, const ExifData*)
+    {
+        if (value.count() != 1 || value.typeId() != signedRational) {
+            return os << value;
+        }
+        return os << value.toFloat() << " C";
+    }
+
+    std::ostream& printFocalLength35(std::ostream& os, const Value& value, const ExifData*)
+    {
+        if (value.count() != 1 || value.typeId() != unsignedLong) {
+            return os << value;
+        }
+        long length = value.toLong();
+        if (length == 0) {
+            os << _("Unknown");
+        }
+        else {
+            std::ostringstream oss;
+            oss.copyfmt(os);
+            os << std::fixed << std::setprecision(1) << length / 10.0 << " mm";
+            os.copyfmt(oss);
+        }
+        return os;
+    }
+
     // Samsung MakerNote Tag Info
     const TagInfo Samsung2MakerNote::tagInfo_[] = {
         TagInfo(0x0001, "Version", N_("Version"), N_("Makernote version"),
                 samsung2Id, makerTags, undefined, -1, printExifVersion),
         TagInfo(0x0021, "PictureWizard", N_("PictureWizard"), N_("Picture wizard"),
-                samsung2Id, makerTags, unsignedShort, -1, printValue),
+                samsung2Id, makerTags, unsignedShort, -1, printPictureWizard),
         TagInfo(0x0035, "Preview", N_("Pointer to a preview image"), N_("Offset to an IFD containing a preview image"),
                 samsung2Id, makerTags, unsignedLong, -1, printValue),
         TagInfo(0x0043, "CameraTemperature", N_("Camera Temperature"), N_("Camera temperature"),
-                samsung2Id, makerTags, undefined, -1, printValue),
+                samsung2Id, makerTags, signedRational, -1, printCameraTemperature),
         TagInfo(0xa001, "FirmwareName", N_("Firmware Name"), N_("Firmware name"),
                 samsung2Id, makerTags, asciiString, -1, printValue),
         TagInfo(0xa003, "LensType", N_("Lens Type"), N_("Lens type"),
                 samsung2Id, makerTags, unsignedShort, -1, EXV_PRINT_TAG(samsung2LensType)),
         TagInfo(0xa010, "SensorAreas", N_("Sensor Areas"), N_("Sensor areas"),
                 samsung2Id, makerTags, unsignedLong, -1, printValue),
-        TagInfo(0xa013, "ExposureCompensation", N_("Exposure Compensation"), N_("Exposure compensation"),
+        TagInfo(0xa013, "ExposureBiasValue", N_("Exposure Bias Value"), N_("Exposure bias value"),
-                samsung2Id, makerTags, undefined, -1, printValue),
+                samsung2Id, makerTags, signedRational, -1, print0x9204),
         TagInfo(0xa014, "ISO", N_("ISO"), N_("ISO"),
                 samsung2Id, makerTags, unsignedLong, -1, printValue),
         TagInfo(0xa018, "ExposureTime", N_("Exposure Time"), N_("Exposure time"),
-                samsung2Id, makerTags, undefined, -1, printValue),
+                samsung2Id, makerTags, unsignedRational, -1, print0x829a),
         TagInfo(0xa019, "FNumber", N_("FNumber"), N_("The F number."),
-                samsung2Id, makerTags, undefined, -1, printValue),
+                samsung2Id, makerTags, unsignedRational, -1, print0x829d),
         TagInfo(0xa01a, "FocalLengthIn35mmFormat", N_("Focal Length In 35mm Format"), N_("Focal length in 35mm format"),
-                samsung2Id, makerTags, unsignedLong, -1, printValue),
+                samsung2Id, makerTags, unsignedLong, -1, printFocalLength35),
         TagInfo(0xa021, "WB_RGGBLevels", N_("WB RGGB Levels"), N_("WB RGGB levels"),
                 samsung2Id, makerTags, unsignedLong, -1, printValue),
         // End of list marker

src/tags.cpp

@@ -261,6 +261,7 @@ namespace Exiv2 {
         {    10, N_("JBIG Color")               },
         { 32766, N_("Next 2-bits RLE")          },
         { 32769, N_("Epson ERF Compressed")     },
+        { 32770, N_("Samsung SRW Compressed")   },
         { 32771, N_("CCITT RLE 1-word")         },
         { 32773, N_("PackBits (Macintosh RLE)") },
         { 32809, N_("Thunderscan RLE")          },