コード例 #1
0
        private async Task ResampleAsync(MusicDb db)
        {
            db.ChangeTracker.AutoDetectChangesEnabled = false;
            taskItem = await db.TaskItems.FindAsync(taskId);

            var sources        = new MusicSources(musicOptions, true);
            var vbrDestination = sources.FirstOrDefault(x => x.IsGenerated);

            if (vbrDestination != null)
            {
                var work = await db.Works.SingleAsync(x => x.UID.ToString() == taskItem.TaskString);

                foreach (var track in work.Tracks)
                {
                    var mf = track.MusicFiles.First(f => f.Encoding == EncodingType.flac);
                    var destinationFile = mf.File.Replace(mf.DiskRoot, vbrDestination.DiskRoot, StringComparison.CurrentCultureIgnoreCase);
                    destinationFile = destinationFile.Replace(".flac", ".mp3", StringComparison.CurrentCultureIgnoreCase);
                    var srcFi = new FileInfo(mf.File);
                    var vbrFi = new FileInfo(destinationFile);
                    if (!vbrFi.Exists || srcFi.LastWriteTimeUtc > vbrFi.LastWriteTimeUtc)
                    {
                        var existingVbr = track.MusicFiles.FirstOrDefault(f => f.IsGenerated);
                        if (existingVbr != null)
                        {
                            track.MusicFiles.Remove(existingVbr);
                            db.MusicFiles.Remove(existingVbr);
                        }
                        await Resample(srcFi.FullName, vbrFi.FullName);

                        vbrFi.Refresh();
                        AddToTrack(vbrDestination, track, mf, vbrFi);
                    }
                }
            }
            else
            {
                log.Warning($"{taskItem} Resampling failed as no source for generated files is available");
            }
            taskItem.FinishedAt = DateTimeOffset.Now;
            taskItem.Status     = Music.Core.TaskStatus.Finished;
            await db.SaveChangesAsync();
        }
コード例 #2
0
        private async Task ResampleAsync(long taskId)
        {
            using (var db = new MusicDb(connectionString))
            {
                TaskItem taskItem = null;
                db.ChangeTracker.AutoDetectChangesEnabled = false;
                taskItem = await db.TaskItems.FindAsync(taskId);

                var sources        = new MusicSources(musicOptions, true);
                var vbrDestination = sources.FirstOrDefault(x => x.IsGenerated);
                if (vbrDestination != null)
                {
                    var work = await db.Works.SingleOrDefaultAsync(x => x.UID.ToString() == taskItem.TaskString);

                    if (work != null)
                    {
                        //log.Information($"Resampling {work.Artist.Name}, {work.Name}");
                        int resampledCount = 0;
                        foreach (var track in work.Tracks)
                        {
                            var mf = track.MusicFiles.First(f => f.Encoding == EncodingType.flac);
                            var destinationFile = mf.File.Replace(mf.DiskRoot, vbrDestination.DiskRoot, StringComparison.CurrentCultureIgnoreCase);
                            destinationFile = destinationFile.Replace(".flac", ".mp3", StringComparison.CurrentCultureIgnoreCase);
                            var srcFi = new FileInfo(mf.File);
                            var vbrFi = new FileInfo(destinationFile);
                            if (!vbrFi.Exists || srcFi.LastWriteTimeUtc > vbrFi.LastWriteTimeUtc)
                            {
                                await Resample(taskItem, srcFi.FullName, vbrFi.FullName);

                                vbrFi.Refresh();
                                resampledCount++;
                            }
                            else
                            {
                                log.Debug($"{taskItem} {vbrFi.Name} is up to date");
                            }
                            var existingVbr = track.MusicFiles.FirstOrDefault(f => f.IsGenerated);
                            if (existingVbr != null)
                            {
                                track.MusicFiles.Remove(existingVbr);
                                db.MusicFiles.Remove(existingVbr);
                            }
                            AddToTrack(vbrDestination, track, mf, vbrFi);
                            await db.SaveChangesAsync();
                        }
                        log.Information($"{taskItem} resampling completed {work.Artist.Name}, {work.Name}, {resampledCount}/{work.Tracks.Count()} files");
                    }
                    else
                    {
                        log.Warning($"{taskItem} work with uid {taskItem.TaskString} not found");
                        taskItem.FinishedAt = DateTimeOffset.Now;
                        taskItem.Status     = Music.Core.TaskStatus.Failed;
                        await db.SaveChangesAsync();

                        return;
                    }
                }
                else
                {
                    log.Warning($"{taskItem} Resampling failed as no source for generated files is available");
                }
                taskItem.FinishedAt = DateTimeOffset.Now;
                taskItem.Status     = Music.Core.TaskStatus.Finished;
                await db.SaveChangesAsync();
            }
        }