private void MapVideoDescription(VideoDescriptionElement videoDescription, TranscodeItem transcodeItem)
{
transcodeItem.CustomValues.Upsert(TranscodeCustomValueKeys.FirstFrameTimecodeKey, videoDescription.FirstFrameTimecode);
if (videoDescription?.Sequence?.Header?.Any() ?? false)
{
ProcessSequenceElements(videoDescription.Sequence.Header, transcodeItem, GetHeaderSequenceKeys());
}
if (videoDescription?.Sequence?.Tail?.Any() ?? false)
{
ProcessSequenceElements(videoDescription.Sequence.Tail, transcodeItem, GetTailSequenceKeys());
}
}
public void TestSerializationCode()
{
var transcodeBody = new TranscodeBody();
var transcodeItem = new TranscodeItem
{
FileSize = 144708692,
Tasks = GetTranscodeTasks(),
CheckSum = "F3653151503CE8F66DBE86E5B8592615F6429EC6343269861E891034AFB4DD45",
FormatId = 2211,
Priority = 0,
SourceKey = "1523924/8201913_20190801_792254.mxf",
FrameCount = 660,
SourceFile =
"222240064172237095153242202004224178205203037167214040044150229229136024117252237248135044047088035003190228006055134057179049183047132253058139108128020045126044125233192137207135202083081065174030239237117018098068194149190008163011025118252240229244160068052125231153135097140123186175214140000144141078080045212158041043166198172141025215040009231066182239248122001092250135066227246089092054119081053024215252041075167206120187011211147033121072211090173109022159136210178167",
TargetFile =
"8201913-XDC60StrictLG15_29.97fps_8-10bit-v1_24bit_AES_MXF_(GLOBO)-24ec2c15-47f5-46fe-b339-feafe80b8021.mxf",
CustomValues = GetTranscodeCustomValues(),
SourceBucket = "ebus-media-sa",
SourceRegion = "sa-east-1",
TargetFolder = "1523924"
};
transcodeBody.Items = new List <TranscodeItem>()
{
transcodeItem
};
transcodeBody.Endpoint = "https://api.imdcloud.net/mediaservices/message";
transcodeBody.Priority = 6;
transcodeBody.TargetBucket = "ebus-media-sa";
transcodeBody.CorrelationId = "f219d386-ee82-40a5-a9f1-76b0c2ec6516";
transcodeBody.CallbackEndpoint = "http://mediaservicecallback.imdcloud.net/";
transcodeBody.TargetStorageProviderUser =
"******";
transcodeBody.TargetStorageProviderPassword =
"******";
transcodeBody.TargetStorageProvider = "Amazon";
transcodeBody.CustomValues = GetTranscodeCustomValues();
var options = new JsonSerializerOptions();
options.WriteIndented = true;
var jsonData = JsonSerializer.Serialize(transcodeBody, options);
Console.WriteLine(jsonData);
Assert.IsTrue(jsonData.Length > 0);
}
public void TranscodeStatusTest()
{
var musicFile = new MockMusicFile(new MusicMetadata(TimeSpan.FromSeconds(33), 320), "TestFile.wma");
var item = new TranscodeItem(musicFile, "TestFile.mp3");
Assert.AreEqual(TranscodeStatus.Pending, item.TranscodeStatus);
AssertHelper.PropertyChangedEvent(item, x => x.TranscodeStatus, () => item.Progress = 0.01);
Assert.AreEqual(TranscodeStatus.InProgress, item.TranscodeStatus);
AssertHelper.PropertyChangedEvent(item, x => x.TranscodeStatus, () => item.Progress = 1);
Assert.AreEqual(TranscodeStatus.Completed, item.TranscodeStatus);
AssertHelper.PropertyChangedEvent(item, x => x.TranscodeStatus, () => item.Error = new InvalidOperationException());
Assert.AreEqual(TranscodeStatus.Error, item.TranscodeStatus);
}
public void PropertiesTest()
{
var musicFile = new MockMusicFile(new MusicMetadata(TimeSpan.FromSeconds(33), 320), "TestFile.wma");
var item = new TranscodeItem(musicFile, "TestFile.mp3");
Assert.AreEqual(musicFile, item.Source);
Assert.AreEqual("TestFile.mp3", item.DestinationFileName);
Assert.AreEqual(0, item.Progress);
AssertHelper.PropertyChangedEvent(item, x => x.Progress, () => item.Progress = 0.5);
Assert.AreEqual(0.5, item.Progress);
Assert.IsNull(item.Error);
var exception = new InvalidOperationException("Test");
AssertHelper.PropertyChangedEvent(item, x => x.Error, () => item.Error = exception);
Assert.AreEqual(exception, item.Error);
}
private void MapOutputElement(OutputElement outputElement, ActiveMessage activeMessage)
{
// outputElement.FileUrl // targerurl
var targetUrl = outputElement.Url;
var transcodeItem = new TranscodeItem();
transcodeItem.TargetFileUri = outputElement.Url.ToString();
transcodeItem.TargetFile = targetUrl.Segments.Last();
transcodeItem.TargetFolder = targetUrl.LocalPath.Replace(targetUrl.Segments.Last(), string.Empty);
// target bucket
transcodeItem.PresetName = outputElement.Preset;
// var targetBucket = s3Url.Host;
//outputElement.VideoDescription
//outputElement.AudioDescription
}
public void AddRemoveTranscodeItemsTest()
{
var musicFile1 = new MockMusicFile(new MusicMetadata(TimeSpan.FromSeconds(33), 320), "TestFile1.wma");
var musicFile2 = new MockMusicFile(new MusicMetadata(TimeSpan.FromSeconds(33), 320), "TestFile2.wma");
var item1 = new TranscodeItem(musicFile1, "TestFile1.mp3");
var item2 = new TranscodeItem(musicFile1, "TestFile2.mp3");
var manager = new TranscodingManager();
Assert.IsFalse(manager.TranscodeItems.Any());
manager.AddTranscodeItem(item1);
manager.AddTranscodeItem(item2);
Assert.IsTrue(new[] { item1, item2 }.SequenceEqual(manager.TranscodeItems));
manager.RemoveTranscodeItem(item1);
Assert.AreEqual(item2, manager.TranscodeItems.Single());
}
private async void TranscodeAsync(MusicFile musicFile)
{
var destinationFileName = GetDestinationFileName(musicFile.FileName);
var transcodeItem = new TranscodeItem(musicFile, destinationFileName);
transcodingManager.AddTranscodeItem(transcodeItem);
Logger.Verbose("Start Transcode: {0} > {1}", musicFile.FileName, destinationFileName);
var cts = new CancellationTokenSource();
cancellationTokenSources.Add(transcodeItem, cts);
UpdateCancelCommands();
var metadata = await musicFile.GetMetadataAsync();
uint bitrate = GetConvertBitrate(metadata.Bitrate);
try
{
await TranscodeAsyncCore(transcodeItem, bitrate, cts.Token);
}
catch (OperationCanceledException)
{
transcodingManager.RemoveTranscodeItem(transcodeItem);
}
catch (Exception ex)
{
Logger.Error("TranscodeAsync exception: {0}", ex);
transcodeItem.Error = ex;
}
finally
{
cancellationTokenSources.Remove(transcodeItem);
if (allTranscodingsCanceledCompletion != null && !cancellationTokenSources.Any())
{
allTranscodingsCanceledCompletion.SetResult(null);
}
UpdateCancelCommands();
Logger.Verbose("End Transcode: {0} > {1}", musicFile.FileName, destinationFileName);
}
}
private async Task TranscodeAsyncCore(TranscodeItem transcodeItem, uint bitrate, CancellationToken token)
{
await throttler.WaitAsync(token); // Throttle the transcoding
try
{
var task = transcoder.Value.TranscodeAsync(transcodeItem.Source.FileName, transcodeItem.DestinationFileName, bitrate,
token, new Progress <double>(x => transcodeItem.Progress = x / 100d));
transcodingService.RaiseTranscodingTaskCreated(transcodeItem.DestinationFileName, task);
await task;
var destinationMusicFile = musicFileContext.Create(transcodeItem.DestinationFileName);
var sourceMetadata = await transcodeItem.Source.GetMetadataAsync();
var destinationMetadata = await destinationMusicFile.GetMetadataAsync();
destinationMetadata.ApplyValuesFrom(sourceMetadata);
await musicFileContext.SaveChangesAsync(destinationMusicFile);
}
finally
{
throttler.Release();
}
}
private void ProcessSequenceElements(IList <VideoSequenceElement> videoSequencesElements, TranscodeItem transcodeItem, IDictionary <SequenceType, Stack <ValueTuple <string, string> > > sequenceKeys)
{
foreach (var videoSequencesElement in videoSequencesElements)
{
if (!sequenceKeys[videoSequencesElement.SequenceType].TryPop(out var keys))
{
continue;
}
// a pity that slate is only duration
if (videoSequencesElement.SequenceType == SequenceType.Colour)
{
transcodeItem.CustomValues.Upsert(keys.Item1, videoSequencesElement.Colour);
transcodeItem.CustomValues.Upsert(keys.Item2, videoSequencesElement.Duration.ToString());
}
else
{
transcodeItem.CustomValues.Upsert(keys.Item2, videoSequencesElement.Duration.ToString());
}
}
}
private void MapAudioDescription(AudioDescriptionElement audioDescription, TranscodeItem transcodeItem)
{
}