public async Task RunExifToolWithThreeCommands()
{
// arrange
var sut = new AsyncExifTool(AsyncExifToolConfigurationFactory.Create());
sut.Initialize();
// act
var task1 = sut.ExecuteAsync(image);
var task2 = sut.ExecuteAsync(image);
var task3 = sut.ExecuteAsync(image);
// assert
var result3 = await task3.ConfigureAwait(false);
result3.Should().NotBeNullOrEmpty();
var result2 = await task2.ConfigureAwait(false);
result2.Should().NotBeNullOrEmpty();
var result1 = await task1.ConfigureAwait(false);
result1.Should().NotBeNullOrEmpty();
await sut.DisposeAsync().ConfigureAwait(false);
}
public async Task RunExiftoolGetImageSizeAndExposureTime()
{
// arrange
var sut = new AsyncExifTool(AsyncExifToolConfigurationFactory.Create());
sut.Initialize();
// act
var result = await sut.ExecuteAsync(
new[]
{
"-s",
"-ImageSize",
"-ExposureTime",
image,
})
.ConfigureAwait(false);
// assert
result.Should().Be("ImageSize : 1712x2288" + Environment.NewLine);
await sut.DisposeAsync().ConfigureAwait(false);
// just for fun
output.WriteLine(image);
output.WriteLine(result);
}
public async Task RunWithInputStreamTest()
{
// arrange
var sut = new AsyncExifTool(AsyncExifToolConfigurationFactory.Create());
var sw = Stopwatch.StartNew();
sut.Initialize();
sw.Stop();
output.WriteLine($"It took {sw.Elapsed.ToString()} to Initialize exiftool");
// act
sw.Reset();
sw.Start();
var version = string.Empty;
for (var i = 0; i < Repeat; i++)
{
version = await sut.GetVersionAsync().ConfigureAwait(false);
}
sw.Stop();
await sut.DisposeAsync().ConfigureAwait(false);
// assert
output.WriteLine($"It took {sw.Elapsed.ToString()} to retrieve exiftool version {Repeat} times");
output.WriteLine($"Version: {version}");
version.Should().NotBeNullOrEmpty();
}
public async Task WriteCustomXmpTagsToImageTest()
{
// arrange
#if NETCOREAPP3_0
await using var sut = new AsyncExifTool(AsyncExifToolConfigurationFactory.CreateWithCustomConfig());
#else
using var sut = new AsyncExifTool(AsyncExifToolConfigurationFactory.CreateWithCustomConfig());
#endif
sut.Initialize();
// act
var @params = new[] { "-XMP-CoenmAsyncExifTool:MyCustomId=test123", "-XMP-CoenmAsyncExifTool:MyCustomTimestamp=2020:05:08 12:00:45+02:00", "-XMP-CoenmAsyncExifTool:MyCustomTags+=holidays", "-XMP-CoenmAsyncExifTool:MyCustomTags+=summer", image, };
var readResultBefore = await sut.ExecuteAsync(image).ConfigureAwait(false);
var writeResult = await sut.ExecuteAsync(@params).ConfigureAwait(false);
var readResultAfter = await sut.ExecuteAsync(image).ConfigureAwait(false);
// assert
writeResult.Trim().Should().Be("1 image files updated");
readResultBefore.Should().NotContain("My Custom Id : test123");
readResultBefore.Should().NotContain("My Custom Tags : holidays, summer");
readResultBefore.Should().NotContain("My Custom Timestamp : 2020:05:08 12:00:45");
readResultAfter.Should().Contain("My Custom Id : test123");
readResultAfter.Should().Contain("My Custom Tags : holidays, summer");
readResultAfter.Should().Contain("My Custom Timestamp : 2020:05:08 12:00:45+02:00");
// just for fun
output.WriteLine(readResultAfter);
}
public async Task RunExiftool_ShouldReturnEmpty_WhenQueriedTagDoesNotExist()
{
// arrange
var sut = new AsyncExifTool(AsyncExifToolConfigurationFactory.Create());
sut.Initialize();
// act
var result = await sut.ExecuteAsync(
new[]
{
"-ExposureTime",
image,
})
.ConfigureAwait(false);
// assert
result.Should().Be(string.Empty);
await sut.DisposeAsync().ConfigureAwait(false);
// just for fun
output.WriteLine(image);
output.WriteLine(result);
}
public async Task WriteXmpSubjectsToImageTest()
{
// arrange
#if NETCOREAPP3_0
await using var sut = new AsyncExifTool(AsyncExifToolConfigurationFactory.Create());
#else
using var sut = new AsyncExifTool(AsyncExifToolConfigurationFactory.Create());
#endif
sut.Initialize();
// act
var @params = new[] { "-XMP-dc:Subject+=def", "-XMP-dc:Subject+=abc", "-XMP-dc:Subject=xyz", image, };
var readResultBefore = await sut.ExecuteAsync(image).ConfigureAwait(false);
var writeResult = await sut.ExecuteAsync(@params).ConfigureAwait(false);
var readResultAfter = await sut.ExecuteAsync(image).ConfigureAwait(false);
// assert
readResultBefore.Should().Contain("Subject : dog, new york, puppy");
readResultBefore.Should().NotContain("Subject : dog, new york, puppy, def, abc, xyz");
writeResult.Should().Be(" 1 image files updated" + Environment.NewLine);
readResultAfter.Should().Contain("Subject : dog, new york, puppy, def, abc, xyz" + Environment.NewLine);
// just for fun
output.WriteLine(readResultAfter);
}
public AsyncExifToolRotationService()
{
// var logger = new ExifToolConsoleLogger();
var configuration = new AsyncExifToolConfiguration("exiftool.exe", Encoding.UTF8, Environment.NewLine, new List <string>());
asyncExifTool = new AsyncExifTool(configuration);
asyncExifTool.Initialize();
}
public async Task InitAndDisposeTest()
{
// arrange
var sut = new AsyncExifTool(AsyncExifToolConfigurationFactory.Create());
// act
sut.Initialize();
await sut.DisposeAsync().ConfigureAwait(false);
// assert
// sut.IsClosed.Should().Be(true);
}
public async Task RunExiftoolForVersionAndImageErrorTest()
{
// arrange
var sut = new AsyncExifTool(AsyncExifToolConfigurationFactory.Create());
sut.Initialize();
// act
var getMetadataNonExistingImageTask = sut.ExecuteAsync(image + "does not exist");
Func <Task> act = async() => await getMetadataNonExistingImageTask;
var version = await sut.GetVersionAsync().ConfigureAwait(false);
// assert
act.Should().Throw <Exception>();
version.Should().NotBeNullOrEmpty();
await sut.DisposeAsync().ConfigureAwait(false);
}
public async Task DisposeAsyncShouldCancelAllPendingRequestsTest()
{
// arrange
var tasks = new Task <string> [Repeat];
Stopwatch sw;
#if NETCOREAPP3_0
await using (var sut = new AsyncExifTool(AsyncExifToolConfigurationFactory.Create()))
#else
using (var sut = new AsyncExifTool(AsyncExifToolConfigurationFactory.Create()))
#endif
{
sw = Stopwatch.StartNew();
sut.Initialize();
sw.Stop();
output.WriteLine($"It took {sw.Elapsed.ToString()} to Initialize exiftool");
// act
sw.Reset();
sw.Start();
for (var i = 0; i < Repeat; i++)
{
tasks[i] = sut.GetVersionAsync();
}
sw.Stop();
}
// assert
var countCancelled = 0;
foreach (var t in tasks)
{
try
{
output.WriteLine(await t.ConfigureAwait(false));
}
catch (TaskCanceledException)
{
countCancelled++;
}
}
countCancelled.Should().BeGreaterOrEqualTo(Repeat / 2).And.NotBe(Repeat);
output.WriteLine($"It took {sw.Elapsed.ToString()} to retrieve exiftool version {Repeat - countCancelled} times");
}
public async Task RunExiftoolForVersionAndImageTest()
{
// arrange
var sut = new AsyncExifTool(AsyncExifToolConfigurationFactory.Create());
sut.Initialize();
// act
var version = await sut.GetVersionAsync().ConfigureAwait(false);
var result = await sut.ExecuteAsync(image).ConfigureAwait(false);
// assert
version.Should().NotBeNullOrEmpty();
result.Should().NotBeNullOrEmpty();
await sut.DisposeAsync().ConfigureAwait(false);
// just for fun
output.WriteLine(version);
output.WriteLine(result);
}
public static async Task Main()
{
ConfigureNLog();
var nlogLogger = LogManager.GetCurrentClassLogger(typeof(AsyncExifTool));
Console.WriteLine("Sample application using AsyncExifTool in combination with NLog");
// AsyncExifTool configuration. Please make sure exiftool.exe is accessible.
var commonArgs = new List <string>();
var asyncExifToolConfiguration = new AsyncExifToolConfiguration(
"exiftool.exe",
Encoding.UTF8,
commonArgs);
// Create a logger for AsyncExifTool. AsyncExifTool does not require any logging framework. You have to write your own adapter.
var logger = new AsyncExifToolToNLogAdapter(nlogLogger);
// Create AsyncExifTool instance. You can also do this without a logger.
// ie:
// await using var exiftool = new AsyncExifTool(asyncExifToolConfiguration);
await using var exiftool = new AsyncExifTool(asyncExifToolConfiguration, logger);
try
{
// initialize. At this point the exiftool process is started.
// this call might throw an exception.
exiftool.Initialize();
}
catch (AsyncExifToolInitialisationException e)
{
Console.WriteLine(e);
Console.WriteLine("press enter to exit");
Console.ReadKey();
return;
}
// Just some calls to ExifTool (using an extension method)
for (int i = 0; i < 100; i++)
{
Console.WriteLine(await exiftool.GetVersionAsync());
}
try
{
var result = await exiftool.ExecuteAsync("dummy command");
Console.WriteLine("dummy command result: " + result);
}
catch (Exception e)
{
Console.WriteLine("dummy command result exception: " + e.Message);
}
var file = @"1.jpg";
try
{
Console.WriteLine("Add person to existing image.");
var result = await exiftool.ExecuteAsync(new[] { "-Xmp:PersonInImage+=\"Test person\"", file });
Console.WriteLine($"RESULT: {result}");
}
catch (Exception e)
{
Console.WriteLine($"ERROR MSG: {e.Message}");
}
Console.WriteLine(string.Empty);
try
{
Console.WriteLine("Add person to NON existing image.");
var result = await exiftool.ExecuteAsync(new[] { "-Xmp:PersonInImage+=\"Test person\"", file + @"xxx" });
Console.WriteLine($"RESULT: {result}");
}
catch (Exception e)
{
Console.WriteLine($"ERROR MSG: {e.Message}");
}
Console.WriteLine(string.Empty);
try
{
Console.WriteLine("Get person information from image.");
var result = await exiftool.ExecuteAsync(new[] { "-Xmp:PersonInImage", file });
Console.WriteLine($"RESULT: {result}");
}
catch (Exception e)
{
Console.WriteLine($"ERROR MSG: {e.Message}");
}
Console.WriteLine(string.Empty);
// we are done
Console.WriteLine("press enter to exit");
Console.ReadLine();
}
static void Main(string[] args)
{
if (args.Count() < 1)
{
Console.WriteLine("Include a file name or multiple file names as parameters");
return;
}
var location = Path.GetDirectoryName(Assembly.GetEntryAssembly().GetFiles()[0].Name);
var homeFolder = Environment.GetFolderPath(Environment.SpecialFolder.UserProfile);
var options = ReadOptions(".imagedetailscataloger_options.json", homeFolder);
if (options == null)
{
// Fall-back to the default options.
Console.WriteLine("Using default options, user options not found");
options = ReadOptions("options.json", location);
if (options == null)
{
Console.Error.WriteLine("Cannot find the Options JSON file in the application folder");
}
}
var databaseLocation = Path.Combine(options.UseHomeFolder ? homeFolder : location, "ImageDetails.sqlite");
var exifToolPath = RuntimeInformation.IsOSPlatform(OSPlatform.Windows) ? @"exiftool.exe" : @"exiftool";
var exifToolResultEncoding = Encoding.UTF8;
var config = new AsyncExifToolConfiguration(exifToolPath, exifToolResultEncoding, null);
var asyncExifTool = new AsyncExifTool(config);
asyncExifTool.Initialize();
if (!File.Exists(databaseLocation))
{
Console.WriteLine("Creating SQLite DB");
SQLiteConnection.CreateFile(databaseLocation);
}
var sqlite = new SQLiteConnection("Data Source='" + databaseLocation + "'");
sqlite.Open();
var command1 = new SQLiteCommand("CREATE TABLE IF NOT EXISTS image_details (id integer PRIMARY KEY, file TEXT NOT NULL UNIQUE);", sqlite);
command1.ExecuteNonQuery();
var data = new Dictionary <string, Dictionary <string, ExifData> >();
var statistics = new Statistics();
foreach (var arg in args)
{
if (Directory.Exists(arg))
{
var searchOptions = options.RecursiveFolders ? SearchOption.AllDirectories : SearchOption.TopDirectoryOnly;
var files = Directory.GetFiles(arg, "*.*", searchOptions);
Array.Sort(files, StringComparer.OrdinalIgnoreCase);
foreach (var filePath in files)
{
if (options.FolderSearchExtensions.Any(extension => string.Equals(Path.GetExtension(filePath), extension, StringComparison.OrdinalIgnoreCase)))
{
ParseImageFile(filePath, asyncExifTool, data);
if (data.Keys.Count >= options.FilesInBatch)
{
if (options.RecycleExifTool)
{
asyncExifTool.DisposeAsync().AsTask().Wait();
}
// To avoid memory issues, write to the DB every so many files.
WriteDataToDB(sqlite, data, statistics);
if (options.RecycleExifTool)
{
asyncExifTool = new AsyncExifTool(config);
asyncExifTool.Initialize();
}
}
}
}
}
else if (File.Exists(arg))
{
ParseImageFile(arg, asyncExifTool, data);
}
else
{
Console.WriteLine("Could not load file {0}...", arg);
}
}
WriteDataToDB(sqlite, data, statistics);
sqlite.Close();
Console.WriteLine("--------------------------------------------------------------");
Console.WriteLine(" Added {0} files to the database", statistics.Added);
Console.WriteLine(" Updated {0} files in the database", statistics.Updated);
Console.WriteLine(" Added {0} columns to the database", statistics.ColumnsAdded);
Console.WriteLine("--------------------------------------------------------------");
}