/// <summary>
///
/// </summary>
/// <param name="uploadVideoRequest"></param>
/// <param name="uploadResult"></param>
/// <returns></returns>
///
public bool CreateAzureMediaServicesJobToModerateVideo(UploadVideoStreamRequest uploadVideoRequest, UploadAssetResult uploadResult)
{
asset = CreateAsset(uploadVideoRequest);
uploadResult.VideoName = uploadVideoRequest.VideoName;
// Encoding the asset , Moderating the asset, Generating transcript in parallel
IAsset encodedAsset = null;
//Creates the job for the tasks.
IJob job = this._mediaContext.Jobs.Create("AMS Review Job");
//Adding encoding task to job.
ConfigureEncodeAssetTask(uploadVideoRequest.EncodingRequest, job);
ConfigureContentModerationTask(job);
//adding transcript task to job.
if (uploadResult.GenerateVTT)
{
ConfigureTranscriptTask(job);
}
var watch = System.Diagnostics.Stopwatch.StartNew();
//submit and execute job.
job.Submit();
job.GetExecutionProgressTask(new CancellationTokenSource().Token).Wait();
watch.Stop();
Logger.Log($"AMS Job Elapsed Time: {watch.Elapsed}");
if (job.State == JobState.Error)
{
throw new Exception("Video moderation has failed due to AMS Job error.");
}
UploadAssetResult result = uploadResult;
encodedAsset = job.OutputMediaAssets[0];
result.ModeratedJson = GetCmDetail(job.OutputMediaAssets[1]);
// Check for valid Moderated JSON
var jsonModerateObject = JsonConvert.DeserializeObject <VideoModerationResult>(result.ModeratedJson);
if (jsonModerateObject == null)
{
return(false);
}
if (uploadResult.GenerateVTT)
{
GenerateTranscript(job.OutputMediaAssets.Last());
}
uploadResult.StreamingUrlDetails = PublishAsset(encodedAsset);
string downloadUrl = GenerateDownloadUrl(asset, uploadVideoRequest.VideoName);
uploadResult.StreamingUrlDetails.DownloadUri = downloadUrl;
uploadResult.VideoName = uploadVideoRequest.VideoName;
uploadResult.VideoFilePath = uploadVideoRequest.VideoFilePath;
return(true);
}
private static async Task ProcessVideo(string videoPath)
{
var watch = System.Diagnostics.Stopwatch.StartNew();
Console.ForegroundColor = ConsoleColor.White;
Console.WriteLine("\nVideo compression process started...");
var compressedVideoPath = amsComponent.CompressVideo(videoPath);
if (string.IsNullOrWhiteSpace(compressedVideoPath))
{
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("Video Compression failed.");
}
Console.WriteLine("\nVideo compression process completed...");
UploadVideoStreamRequest uploadVideoStreamRequest = CreateVideoStreamingRequest(compressedVideoPath);
UploadAssetResult uploadResult = new UploadAssetResult();
if (generateVtt)
{
uploadResult.GenerateVTT = generateVtt;
}
Console.WriteLine("\nVideo moderation process started...");
if (!videoModerator.CreateAzureMediaServicesJobToModerateVideo(uploadVideoStreamRequest, uploadResult))
{
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("\nVideo moderation process failed.");
}
Console.WriteLine("\nVideo moderation process completed...");
Console.WriteLine("\nVideo review process started...");
string reviewId = await videoReviewApi.CreateVideoReviewInContentModerator(uploadResult);
watch.Stop();
Console.WriteLine("\nVideo review successfully completed...");
Console.WriteLine("\nTotal Elapsed Time: {0}", watch.Elapsed);
Logger.Log("Video File Name: " + Path.GetFileName(videoPath));
Logger.Log($"ReviewId: {reviewId}");
Logger.Log($"Total Elapsed Time: {watch.Elapsed}");
}
/// <summary>
/// Creates an Asset
/// </summary>
/// <param name="uploadVideoRequest">uploadVideoRequest</param>
/// <returns>Returns a asset</returns>
public IAsset CreateAsset(UploadVideoStreamRequest uploadVideoRequest)
{
_processedAssetName = uploadVideoRequest.VideoName;
var assetName = Path.GetFileNameWithoutExtension(_processedAssetName);
asset = _mediaContext.Assets.Create(assetName, AssetCreationOptions.None);
var assetFile = asset.AssetFiles.Create(_processedAssetName);
using (Stream stream = new MemoryStream(uploadVideoRequest.VideoStream))
{
var policy = _mediaContext.AccessPolicies.Create(
assetName,
TimeSpan.FromDays(this._amsConfigurations.StreamingUrlActiveDays),
AccessPermissions.List | AccessPermissions.Read);
var locator = _mediaContext.Locators.CreateLocator(LocatorType.OnDemandOrigin, asset, policy);
assetFile.Upload(stream);
locator.Delete();
policy.Delete();
}
return(asset);
}
