private void FindDuplicatesOf(
IEnumerable <VideoFile> videoFiles,
VideoFile refFile,
CancellationToken cancelToken)
{
OnLogged(string.Format(LogCheckingFile,
refFile.FilePath,
refFile.Duration.ToPrettyString()));
foreach (var file in videoFiles
.Where(f => f != refFile)
.Where(f => f.IsDurationEqual(refFile, CurrentState.Settings)))
{
if (cancelToken.IsCancellationRequested)
{
return;
}
OnLogged(string.Format(LogCompareFile, file.FilePath));
try
{
var comparer = new VideoComparer
{
LeftVideoFile = file,
RightVideoFile = refFile,
Settings = CurrentState.Settings,
};
if (comparer.Compare(cancelToken)
== ComparisonResult.Duplicate)
{
OnLogged($"Found duplicate of {refFile.FilePath} and" +
$" {file.FilePath}");
OnDuplicateFound(refFile, file);
}
}
catch (AggregateException exc)
when(exc.InnerException is MpvLib.MpvException)
{
OnLogged(exc.InnerException.Message);
}
}
}
private void FindDuplicates(EngineState state,
CancellationToken cancelToken)
{
operationStartTime = DateTime.Now;
OnOperationUpdate(
OperationType.Comparing,
0,
state.VideoFiles.Count());
var timer = Stopwatch.StartNew();
state.VideoFiles = state.VideoFiles
.OrderBy(f => f.Duration)
.ToList();
for (/*We continue at the current index*/;
CurrentState.CurrentIndex < state.VideoFiles.Count() - 1;
CurrentState.CurrentIndex++)
{
if (cancelToken.IsCancellationRequested)
{
return;
}
var file = state.VideoFiles[CurrentState.CurrentIndex];
OnLogged(string.Format(LogCheckingFile,
file.FilePath,
file.Duration.ToPrettyString()));
OnOperationUpdate(OperationType.Comparing,
CurrentState.CurrentIndex + 1,
state.VideoFiles.Count());
foreach (var other in state.VideoFiles
.Skip(CurrentState.CurrentIndex + 1)
.TakeWhile(other =>
file.IsDurationEqual(other, state.Settings)))
{
if (cancelToken.IsCancellationRequested)
{
return;
}
OnLogged(string.Format(LogCompareFile, other.FilePath));
try
{
var comparer = new VideoComparer
{
LeftVideoFile = file,
RightVideoFile = other,
Settings = state.Settings,
};
if (comparer.Compare(cancelToken)
== ComparisonResult.Duplicate)
{
OnLogged($"Found duplicate of {file.FilePath} and " +
$"{other.FilePath}");
OnDuplicateFound(file, other);
}
}
catch (AggregateException exc)
when(exc.InnerException is MpvLib.MpvException)
{
OnLogged(exc.InnerException.Message);
}
}
CurrentState.SaveState();
file.DisposeImages();
}
// To make sure we don't do all the work again
// when we load the state next time.
// Maybe we should track that separately though.
CurrentState.CurrentIndex = int.MaxValue;
CurrentState.SaveState();
timer.Stop();
Debug.Print($"Dedup took {timer.ElapsedMilliseconds} ms");
OnOperationUpdate(OperationType.Comparing,
state.VideoFiles.Count(),
state.VideoFiles.Count());
}