///<summary>Get when a video file was taken.</summary>
///<returns>True if this file had data.</returns>
private static bool GetVideoDateTaken(string path, out DateTime dateTaken, out DateTakenSrc src)
{
dateTaken = DateTime.Now;
src = DateTakenSrc.Now;
try
{
IEnumerable <MetadataExtractor.Directory> directories = QuickTimeMetadataReader.ReadMetadata(new FileStream(path, FileMode.Open));
QuickTimeMovieHeaderDirectory directory = directories.OfType <QuickTimeMovieHeaderDirectory>().FirstOrDefault();
if (directory != null && directory.TryGetDateTime(QuickTimeMovieHeaderDirectory.TagCreated, out dateTaken))
{
src = DateTakenSrc.Metadata;
return(true);
}
}
catch (Exception)
{
src = DateTakenSrc.Now;
bool hasData = GetFilenameTimestamp(Path.GetFileName(path), out dateTaken, out src);
if (hasData)
{
return(true);
}
dateTaken = DateTime.Now;
src = DateTakenSrc.Now;
return(false);
}
return(false);
}
public void ExifRead_ParseQuickTimeDateTime_NoVideoUsedSet()
{
var currentCultureThreeLetterIsoLanguageName = CultureInfo.CurrentCulture.ThreeLetterISOLanguageName;
CultureInfo.CurrentCulture = new CultureInfo("EN-us");
var fakeStorage = new FakeIStorage();
var item = new ReadMetaExif(fakeStorage, new AppSettings
{
VideoUseLocalTime = null,
CameraTimeZone = ""
});
var dir = new QuickTimeMovieHeaderDirectory();
dir.Set(QuickTimeMovieHeaderDirectory.TagCreated, "Tue Oct 11 09:40:04 2011");
var result = item.ParseQuickTimeDateTime(new CameraMakeModel("test", "test"),
new List <Directory> {
dir
}, CultureInfo.InvariantCulture);
var expectedExifDateTime = new DateTime(2011, 10, 11, 9, 40, 4).ToLocalTime();
CultureInfo.CurrentCulture = new CultureInfo(currentCultureThreeLetterIsoLanguageName);
Assert.AreEqual(expectedExifDateTime, result);
}
public void ExifRead_ParseQuickTimeDateTime_AssumeUtc_CameraTimeZoneMissing()
{
var currentCultureThreeLetterIsoLanguageName = CultureInfo.CurrentCulture.ThreeLetterISOLanguageName;
CultureInfo.CurrentCulture = new CultureInfo("EN-us");
// CameraTimeZone = "Europe/London" is missing
var fakeStorage = new FakeIStorage();
var item = new ReadMetaExif(fakeStorage);
var dir = new QuickTimeMovieHeaderDirectory();
dir.Set(QuickTimeMovieHeaderDirectory.TagCreated, "Tue Oct 11 09:40:04 2011");
var result = item.ParseQuickTimeDateTime(new CameraMakeModel(),
new List <Directory> {
dir
}, CultureInfo.InvariantCulture);
var expectedExifDateTime = new DateTime(2011, 10, 11, 9, 40, 4);
CultureInfo.CurrentCulture = new CultureInfo(currentCultureThreeLetterIsoLanguageName);
Assert.AreEqual(expectedExifDateTime, result);
}
public void ExifRead_GetExifDateTimeTest_QuickTimeMovieHeaderDirectory_AssumeLocal()
{
var orgCulture =
CultureInfo.CurrentCulture.ThreeLetterISOLanguageName;
CultureInfo.CurrentCulture = new CultureInfo("EN-us");
var container = new List <Directory>();
var dir2 = new QuickTimeMovieHeaderDirectory();
dir2.Set(QuickTimeMovieHeaderDirectory.TagCreated, "Tue Oct 11 09:40:04 2011");
container.Add(dir2);
var result = new ReadMetaExif(null, new AppSettings {
VideoUseLocalTime = new List <CameraMakeModel>
{
new CameraMakeModel("Apple", string.Empty)
},
CameraTimeZone = "Europe/London"
}).GetExifDateTime(container);
CultureInfo.CurrentCulture = new CultureInfo(orgCulture);
var expectedExifDateTime = new DateTime(2011, 10, 11, 10, 40, 4);
Assert.AreEqual(expectedExifDateTime, result);
}
protected override void CreateDirectory()
{
if (Directories == null)
{
return;
}
if (quickTimeMovieHeaderDir == null)
{
quickTimeMovieHeaderDir = Directories.OfType <QuickTimeMovieHeaderDirectory>().FirstOrDefault();
}
if (quickTimeTrackHeaderDir == null)
{
quickTimeTrackHeaderDir = Directories.OfType <QuickTimeTrackHeaderDirectory>().FirstOrDefault();
}
if (quickTimeMetadataHeaderDir == null)
{
quickTimeMetadataHeaderDir = Directories.OfType <QuickTimeMetadataHeaderDirectory>().FirstOrDefault();
}
}
public static bool TryGetMetadataTagDateTime(this string imageFilePath, out DateTime dateTime)
{
dateTime = DateTime.MinValue;
IReadOnlyList <MetadataDirectory> directories = ImageMetadataReader.ReadMetadata(imageFilePath);
FileTypeDirectory fileTypeDirectory = directories?
.OfType <FileTypeDirectory>()
.FirstOrDefault();
if (fileTypeDirectory == null)
{
return(false);
}
if (fileTypeDirectory.GetDescription(FileTypeDirectory.TagDetectedFileTypeName) == "JPEG")
{
ExifSubIfdDirectory subIfdDirectory = directories
.OfType <ExifSubIfdDirectory>()
.FirstOrDefault();
return(subIfdDirectory != null &&
subIfdDirectory.TryGetDateTime(ExifDirectoryBase.TagDateTimeOriginal, out dateTime));
}
if (fileTypeDirectory.GetDescription(FileTypeDirectory.TagDetectedFileTypeName) == "QuickTime")
{
QuickTimeMovieHeaderDirectory quickTimeMovieHeaderDirectory = directories
.OfType <QuickTimeMovieHeaderDirectory>()
.FirstOrDefault();
return(quickTimeMovieHeaderDirectory != null &&
quickTimeMovieHeaderDirectory.TryGetDateTime(QuickTimeMovieHeaderDirectory.TagCreated, out dateTime));
}
return(false);
}
