C# IJob.GetExecutionProgressTask方法代码示例

        private void ConvertMP4toSmooth(IAsset assetToConvert)
        {
            //0 Helper
            IEncoderSupport myEncodigSupport = new EncoderSupport(_MediaServicesContext);

            string xmlEncodeProfile = "H264 Adaptive Bitrate MP4 Set 1080p.xml";
            //if (this.StepConfiguration != null)
            if (!string.IsNullOrEmpty(this.StepConfiguration))
            {
                //TODO:support storage and LABEL
                xmlEncodeProfile = this.StepConfiguration;
            }
            else
            {
                string txt = string.Format("StandarEncodeStep try to read StepConfiguration but it is not in configuration table! at {0} ",  DateTime.Now.ToString());
                Trace.TraceWarning(txt);
            }
            // Declare a new job to contain the tasks
            currentJob = _MediaServicesContext.Jobs.Create("Convert to Smooth Streaming job " +  myAssetOriginal.Name);

            // Set up the first Task to convert from MP4 to Smooth Streaming.
            // Read in task configuration XML
            string configMp4ToSmooth = LoadEncodeProfile(xmlEncodeProfile);

            // Get a media packager reference
            //IMediaProcessor processor = GetLatestMediaProcessorByName("Windows Azure Media Encoder");
            IMediaProcessor processor = myEncodigSupport.GetLatestMediaProcessorByName("Windows Azure Media Encoder");

            // Create a task with the conversion details, using the configuration data
            ITask task = currentJob.Tasks.AddNew("Task profile " + xmlEncodeProfile,
                   processor,
                   configMp4ToSmooth,
                   TaskOptions.None);
            // Specify the input asset to be converted.
            task.InputAssets.Add(assetToConvert);
            // Add an output asset to contain the results of the job.
            task.OutputAssets.AddNew(assetToConvert.Name+"_mb", AssetCreationOptions.None);
            // Use the following event handler to check job progress.
            // The StateChange method is the same as the one in the previous sample
            //currentJob.StateChanged += new EventHandler<JobStateChangedEventArgs>(StateChanged);
            currentJob.StateChanged += new EventHandler<JobStateChangedEventArgs>(myEncodigSupport.StateChanged);
            // Launch the job.
            currentJob.Submit();
            //9. Revisa el estado de ejecución del JOB
            Task progressJobTask = currentJob.GetExecutionProgressTask(CancellationToken.None);

            //10. en vez de utilizar  progressJobTask.Wait(); que solo muestra cuando el JOB termina
            //se utiliza el siguiente codigo para mostrar avance en porcentaje, como en el portal
            myEncodigSupport.WaitJobFinish(currentJob.Id);
        }

 private IAsset CreateEncodingJob(IAsset workflow, IAsset video)
 {
     IEncoderSupport myEncodigSupport = new EncoderSupport(_MediaServicesContext);
     // Declare a new job.
     currentJob = _MediaServicesContext.Jobs.Create(myConfig.EncodingJobName);
     // Get a media processor reference, and pass to it the name of the
     // processor to use for the specific task.
     IMediaProcessor processor = myEncodigSupport.GetLatestMediaProcessorByName("Media Encoder Premium Workflow");
     // Create a task with the encoding details, using a string preset.
     ITask task = currentJob.Tasks.AddNew(myConfig.EncodigTaskName, processor, "", TaskOptions.None);
     // Specify the input asset to be encoded.
     task.InputAssets.Add(workflow);
     task.InputAssets.Add(video); // we add one asset
     // Add an output asset to contain the results of the job.
     // This output is specified as AssetCreationOptions.None, which
     // means the output asset is not encrypted.
     task.OutputAssets.AddNew(video.Name + "_mb", AssetCreationOptions.None);
     // Use the following event handler to check job progress.
     // The StateChange method is the same as the one in the previous sample
     currentJob.StateChanged += new EventHandler<JobStateChangedEventArgs>(myEncodigSupport.StateChanged);
     // Launch the job.
     currentJob.Submit();
     //9. Revisa el estado de ejecución del JOB
     Task progressJobTask = currentJob.GetExecutionProgressTask(CancellationToken.None);
     //10. en vez de utilizar  progressJobTask.Wait(); que solo muestra cuando el JOB termina
     //se utiliza el siguiente codigo para mostrar avance en porcentaje, como en el portal
     myEncodigSupport.WaitJobFinish(currentJob.Id);
     return currentJob.OutputMediaAssets.FirstOrDefault();
 }