private async Task <ClipEntry> CompileDocumentClip(CompilingProgressManager reporter, DocumentClipDescriptor clip, DirectoryInfo pesDir)
{
byte tId = 0;
var tPgsTaskList = new List <Task <PgsEntryDescriptor> >();
foreach (var iTrack in clip.Tracks)
{
tPgsTaskList.Add(Task.Run(
() => CompileTrack(reporter, clip, iTrack, pesDir, Muxer.GetPgsPid(tId++))
));
}
await Task.WhenAll(tPgsTaskList);
TimeSpan tMaxLength = tPgsTaskList.Max(xPgsTask => xPgsTask.Result.Length);
ClipEntry tClipEntry = new ClipEntry(clip.ClipId, clip.InTimeOffset, clip.InTimeOffset + tMaxLength);
foreach (var iPgsTask in tPgsTaskList)
{
var tPgsDesc = iPgsTask.Result;
var tPgs = new PgsEntry(tPgsDesc.Pid, tPgsDesc.PesFile, tPgsDesc.Lang);
tClipEntry.AddPgs(tPgs);
}
return(tClipEntry);
}
private PgsEntryDescriptor CompileTrack(CompilingProgressManager reporter, DocumentClipDescriptor clip, EsTrackDescriptor track, DirectoryInfo pesDir, ushort pid)
{
const string PesFileNameFmt = "{0:00000}.{1:x4}.pes";
using (var tPgsStreamServer = new AnonymousPipeServerStream(PipeDirection.Out))
using (var tPgsStream = new AnonymousPipeClientStream(PipeDirection.In, tPgsStreamServer.ClientSafePipeHandle))
using (var tReporter = reporter.CreatePgsProgressReporter())
{
Func <int> tEncodeTaskAction = () =>
{
using (tPgsStreamServer)
{
return(EncodePgs(clip, track, tPgsStreamServer, tReporter));
}
};
var tEncodeTask = Task.Run(tEncodeTaskAction);
var tPesFileName = string.Format(PesFileNameFmt, clip.ClipId, pid);
FileInfo tPesFile = pesDir.PickFile(tPesFileName);
Pgs2Pes(tPgsStream, tPesFile);
return(new PgsEntryDescriptor(
pid,
tPesFile.FullName,
TimeFromFrameCount(tEncodeTask.Result, clip.Rate),
track.Track.Lang
));
}
}
public async Task <bool> Compile(ICompilingProgressReporter reporter, Guid projectId, DirectoryInfo outputDir, params DocumentClipDescriptor[] clips)
{
AssertNotDisposed();
var tPgsNum = clips.Sum(xClip => xClip.Tracks.Count);
var tProgressManager = new CompilingProgressManager(reporter, tPgsNum);
ProjectSettings tProjSettings = new ProjectSettings()
{
OutputDir = outputDir,
TempDir = settings.TempDir.NavigateTo(string.Format(PesMuxOutputPath, projectId))
};
Project tProj = new Project(tProjSettings);
var tPesDir = settings.TempDir.NavigateTo(string.Format(PesEncOutputPath, projectId)).SafeCreate(string.Empty);
var tClipTasks =
(from iClip in clips select CompileDocumentClip(tProgressManager, iClip, tPesDir)).ToArray();
var tPgsEncTask = Task.WhenAll(tClipTasks);
try { await tPgsEncTask; } catch { }
if (tPgsEncTask.Exception != null || reporter.IsCanceled)
{
ReportSummary(reporter, tPgsEncTask.Exception);
return(false);
}
tProj.AddClipList(tClipTasks.Select(xClipTask => xClipTask.Result));
var tPesMuxTask = this.GetPesMuxer().Mux(tProj, tProgressManager);
try { await tPesMuxTask; } catch { }
if (tPesMuxTask.Exception != null || reporter.IsCanceled)
{
ReportSummary(reporter, tPesMuxTask.Exception);
return(false);
}
ReportSummary(reporter, null);
return(true);
}