/*
[Interoperability] Interoperability Index = Recommended Exif Interoperability Rules (ExifR98)
[Interoperability] Interoperability Version = 1.00
[Jpeg] Data Precision = 8 bits
[Jpeg] Image Width = 600 pixels
[Jpeg] Image Height = 800 pixels
[Jpeg] Number of Components = 3
[Jpeg] Component 1 = Y component: Quantization table 0, Sampling factors 1 horiz/1 vert
[Jpeg] Component 2 = Cb component: Quantization table 1, Sampling factors 1 horiz/1 vert
[Jpeg] Component 3 = Cr component: Quantization table 1, Sampling factors 1 horiz/1 vert
*/
public NikonType1MakernoteTest()
{
var metadata = ExifReaderTest.ProcessSegmentBytes("Tests/Data/nikonMakernoteType1.jpg.app1").ToList();
_nikonDirectory = metadata.OfType<NikonType1MakernoteDirectory>().SingleOrDefault();
_exifSubIfdDirectory = metadata.OfType<ExifSubIfdDirectory>().SingleOrDefault();
_exifIfd0Directory = metadata.OfType<ExifIfd0Directory>().SingleOrDefault();
_thumbDirectory = metadata.OfType<ExifThumbnailDirectory>().SingleOrDefault();
}
public void TestYResolutionDescription()
{
var directory = new ExifIfd0Directory();
directory.Set(ExifDirectoryBase.TagYResolution, new Rational(50, 1));
// 3 is for 'cm'
directory.Set(ExifDirectoryBase.TagResolutionUnit, 3);
var descriptor = new ExifIfd0Descriptor(directory);
Assert.Equal("50 dots per cm", descriptor.GetDescription(ExifDirectoryBase.TagYResolution));
}
public void TestXResolutionDescription()
{
var directory = new ExifIfd0Directory();
directory.Set(ExifDirectoryBase.TagXResolution, new Rational(72, 1));
// 2 is for 'Inch'
directory.Set(ExifDirectoryBase.TagResolutionUnit, 2);
var descriptor = new ExifIfd0Descriptor(directory);
Assert.Equal("72 dots per inch", descriptor.GetDescription(ExifDirectoryBase.TagXResolution));
}
public void TestGetDirectoryName()
{
Directory subIfdDirectory = new ExifSubIfdDirectory();
Directory ifd0Directory = new ExifIfd0Directory();
Directory thumbDirectory = new ExifThumbnailDirectory();
Assert.False(subIfdDirectory.HasError);
Assert.False(ifd0Directory.HasError);
Assert.False(thumbDirectory.HasError);
Assert.Equal("Exif IFD0", ifd0Directory.Name);
Assert.Equal("Exif SubIFD", subIfdDirectory.Name);
Assert.Equal("Exif Thumbnail", thumbDirectory.Name);
}
public void TestToString()
{
Directory directory = new ExifIfd0Directory();
Assert.Equal("Exif IFD0 Directory (0 tags)", directory.ToString());
directory.Set(1, "Tag 1");
Assert.Equal("Exif IFD0 Directory (1 tag)", directory.ToString());
directory.Set(2, "Tag 2");
Assert.Equal("Exif IFD0 Directory (2 tags)", directory.ToString());
}
