public void CopyMetadata()
{
TestRuntime.AssertXcodeVersion(5, 0);
using (var imageSource = CGImageSource.FromUrl(NSUrl.FromFilename(filename))) {
CGImageOptions options = new CGImageOptions()
{
ShouldCacheImmediately = true
};
using (CGImageMetadata metadata = imageSource.CopyMetadata(0, options)) {
Console.WriteLine();
}
}
}
public void Defaults()
{
TestRuntime.AssertXcodeVersion(5, 0);
Assert.Throws <ArgumentNullException> (delegate { new CGImageMetadata(null); }, "null");
using (var mutable = new CGMutableImageMetadata())
using (var tag = new CGImageMetadataTag(nspace, prefix, name, CGImageMetadataType.Default, true)) {
mutable.SetTag(null, path, tag);
using (var meta = new CGImageMetadata(mutable.CreateXMPData())) {
// not surprising since it's all empty
Assert.Null(meta.CopyTagMatchingImageProperty(CGImageProperties.ExifDictionary, CGImageProperties.ExifDateTimeOriginal), "CopyTagMatchingImageProperty");
}
}
}
public void CopyMetadata()
{
if (!TestRuntime.CheckSystemAndSDKVersion(7, 0))
{
Assert.Ignore("Only on iOS7+");
}
using (var imageSource = CGImageSource.FromUrl(NSUrl.FromFilename(filename))) {
CGImageOptions options = new CGImageOptions()
{
ShouldCacheImmediately = true
};
using (CGImageMetadata metadata = imageSource.CopyMetadata(0, options)) {
Console.WriteLine();
}
}
}
