public void Test_ExifTag()
{
var exifProfile = new ExifProfile();
exifProfile.SetValue(ExifTag.ResolutionUnit, (ushort)1);
ExifValue value = exifProfile.GetValue(ExifTag.ResolutionUnit);
Assert.AreEqual("None", value.ToString());
exifProfile.SetValue(ExifTag.ResolutionUnit, (ushort)2);
value = exifProfile.GetValue(ExifTag.ResolutionUnit);
Assert.AreEqual("Inches", value.ToString());
exifProfile.SetValue(ExifTag.ResolutionUnit, (ushort)3);
value = exifProfile.GetValue(ExifTag.ResolutionUnit);
Assert.AreEqual("Centimeter", value.ToString());
exifProfile.SetValue(ExifTag.ResolutionUnit, (ushort)4);
value = exifProfile.GetValue(ExifTag.ResolutionUnit);
Assert.AreEqual("4", value.ToString());
exifProfile.SetValue(ExifTag.ImageWidth, 123);
value = exifProfile.GetValue(ExifTag.ImageWidth);
Assert.AreEqual("123", value.ToString());
}
public void setAllValues(ExifValue value, Image image)
{
string hold = value.ToString();
if (value.Tag.ToString().Equals("GPSLatitudeRef"))
{
image.GPSLatitudeRef = hold[0];
}
else if (value.Tag.ToString().Equals("GPSLatitude"))
{
image.GPSLatitude = hold;
image.LatitudeDegree = parseDegree(hold);
image.LatitudeMinute = parseMinute(hold);
image.LatitudeSecond = parseSecond(hold);
}
else if (value.Tag.ToString().Equals("GPSLongitudeRef"))
{
image.GPSLongitudeRef = hold[0];
}
else if (value.Tag.ToString().Equals("GPSLongitude"))
{
image.GPSLongitude = hold;
image.LongitudeDegree = parseDegree(hold);
image.LongitudeMinute = parseMinute(hold);
image.LongitudeSecond = parseSecond(hold);
}
else if (value.Tag.ToString().Equals("DateTime"))
{
image.photoDate = convertDateTime(hold);
}
}
public string getImageComment(string jpegFileInputPath)
{
string result = null;
if (!File.Exists(jpegFileInputPath))
{
log.Error(String.Format("File does not exist. File : {0}.", jpegFileInputPath));
}
else
{
try
{
using (MagickImage image = new MagickImage(jpegFileInputPath))
{
ExifProfile profile = image.GetExifProfile();
ExifValue value = profile.GetValue(ExifTag.ImageDescription);
result = value.ToString();
}
}
catch (Exception ex)
{
log.Error(String.Format("Problem reading comments from file \"{0}\". Exception : {1}.", jpegFileInputPath, ex));
}
}
return(result);
}
public void ShouldSetTheProperties()
{
var value = new ExifValue(ExifTag.ImageDescription, ExifDataType.Ascii, "Communications", false);
Assert.AreEqual(ExifDataType.Ascii, value.DataType);
Assert.AreEqual(ExifTag.ImageDescription, value.Tag);
Assert.AreEqual(false, value.IsArray);
Assert.AreEqual("Communications", value.ToString());
}
public void Test_Properties()
{
ExifValue value = GetExifValue();
Assert.AreEqual(ExifDataType.Ascii, value.DataType);
Assert.AreEqual(ExifTag.ImageDescription, value.Tag);
Assert.AreEqual(false, value.IsArray);
Assert.AreEqual("Communications", value.ToString());
Assert.AreEqual("Communications", value.Value);
}
public void Properties()
{
ExifValue value = GetExifValue();
Assert.Equal(ExifDataType.Ascii, value.DataType);
Assert.Equal(ExifTag.GPSDOP, value.Tag);
Assert.False(value.IsArray);
Assert.Equal("Windows Photo Editor 10.0.10011.16384", value.ToString());
Assert.Equal("Windows Photo Editor 10.0.10011.16384", value.Value);
}
public void Test_UnknownExifTag()
{
var exifProfile = new ExifProfile();
exifProfile.SetValue(ExifTag.ImageWidth, 42);
var bytes = exifProfile.ToByteArray();
bytes[16] = 42;
exifProfile = new ExifProfile(bytes);
ExifTag unkownTag = (ExifTag)298;
ExifValue value = exifProfile.GetValue(unkownTag);
Assert.AreEqual(42, value.Value);
Assert.AreEqual("42", value.ToString());
bytes = exifProfile.ToByteArray();
Assert.AreEqual(0, bytes.Length);
}
private static void TestRationalValue(ExifValue value, string expected)
{
Assert.IsNotNull(value);
Assert.AreEqual(expected, value.ToString());
}
public void ShouldReturnTheValueAsString()
{
var value = new ExifValue(ExifTag.ImageWidth, ExifDataType.SignedShort, (short)42, false);
Assert.AreEqual("42", value.ToString());
}
private static void TestRationalValue(ExifValue value, string expected)
{
Assert.IsNotNull(value);
Assert.AreEqual(expected, value.ToString());
}
