public LibEncode(IHbFunctionsProvider hbFunctionsProvider, IUserSettingService userSettingService, ILogInstanceManager logInstanceManager, int encodeCounter, IPortService portService) : base(userSettingService)
{
this.userSettingService = userSettingService;
this.logInstanceManager = logInstanceManager;
this.hbFunctionsProvider = hbFunctionsProvider;
this.encodeCounter = encodeCounter;
this.portService = portService;
this.encodeTaskFactory = new EncodeTaskFactory(this.userSettingService, hbFunctionsProvider.GetHbFunctionsWrapper());
}
public void Start(EncodeTask task, HBConfiguration configuration, string basePresetName)
{
try
{
// Sanity Checking and Setup
if (this.IsEncoding)
{
throw new GeneralApplicationException(Resources.Queue_AlreadyEncoding, Resources.Queue_AlreadyEncodingSolution, null);
}
// Setup
this.startTime = DateTime.Now;
this.currentTask = task;
this.currentConfiguration = configuration;
if (this.userSettingService.GetUserSetting <bool>(UserSettingConstants.ProcessIsolationEnabled))
{
this.InitLogging(task.IsPreviewEncode);
}
else
{
this.encodeLogService = this.logInstanceManager.MasterLogInstance;
this.encodeLogService.Reset();
}
if (this.instance != null)
{
// Cleanup
try
{
this.instance.EncodeCompleted -= this.InstanceEncodeCompleted;
this.instance.EncodeProgress -= this.InstanceEncodeProgress;
this.instance.Dispose();
this.instance = null;
}
catch (Exception exc)
{
this.ServiceLogMessage("Failed to cleanup previous instance: " + exc);
}
}
this.ServiceLogMessage("Starting Encode ...");
if (!string.IsNullOrEmpty(basePresetName))
{
this.TimedLogMessage(string.Format("base preset: {0}", basePresetName));
}
int verbosity = this.userSettingService.GetUserSetting <int>(UserSettingConstants.Verbosity);
// Prevent port stealing if multiple jobs start at the same time.
lock (portLock)
{
this.instance = task.IsPreviewEncode ? HandBrakeInstanceManager.GetPreviewInstance(verbosity, this.userSettingService) : HandBrakeInstanceManager.GetEncodeInstance(verbosity, configuration, this.encodeLogService, userSettingService);
this.instance.EncodeCompleted += this.InstanceEncodeCompleted;
this.instance.EncodeProgress += this.InstanceEncodeProgress;
this.IsEncoding = true;
this.isPreviewInstance = task.IsPreviewEncode;
// Verify the Destination Path Exists, and if not, create it.
this.VerifyEncodeDestinationPath(task);
// Get an EncodeJob object for the Interop Library
this.instance.StartEncode(EncodeTaskFactory.Create(task, configuration, hbFunctionsProvider.GetHbFunctionsWrapper()));
}
// Fire the Encode Started Event
this.InvokeEncodeStarted(System.EventArgs.Empty);
}
catch (Exception exc)
{
this.IsEncoding = false;
this.ServiceLogMessage("Failed to start encoding ..." + Environment.NewLine + exc);
this.InvokeEncodeCompleted(new EventArgs.EncodeCompletedEventArgs(false, exc, "Unable to start encoding", this.currentTask.Source, this.currentTask.Destination, null, 0));
}
}