public override async Task <bool> DoWork()
{
using IServiceScope scope = _scopeFactory.CreateScope();
IVideoManagerService videoService = scope.ServiceProvider.GetRequiredService <IVideoManagerService>();
int thumbnailsAssigned = await videoService.AssignThumbnails();
int previewsAssigned = await videoService.AssignPreviews();
int durationsAssigned = await videoService.AssignDurations();
return(thumbnailsAssigned > 0 || previewsAssigned > 0 || durationsAssigned > 0);
}
public override async Task <bool> DoWork()
{
using IServiceScope scope = _scopeFactory.CreateScope();
IVideoManagerService videoService = scope.ServiceProvider.GetRequiredService <IVideoManagerService>();
List <Video> videos = await videoService.GetVideosToEncode(_maxConcurrentTasks);
if (videos.Count == 0)
{
return(false);
}
VideoManagerDbContext videoManagerDbContext = scope.ServiceProvider.GetRequiredService <VideoManagerDbContext>();
IEncoder encodingService = scope.ServiceProvider.GetRequiredService <IEncoder>();
List <Task <EncodeResult> > encodingTasks = new(videos.Count);
foreach (Video video in videos)
{
encodingTasks.Add(encodingService.Encode(video));
video.Status = VideoStatus.Encoding;
}
await videoManagerDbContext.SaveChangesAsync();
for (int i = 0; i < encodingTasks.Count; i++)
{
Video video = videos[i];
EncodeResult encodeResult = await encodingTasks[i];
video.Status = encodeResult.Success
? VideoStatus.Ready
: VideoStatus.Failed;
video.EncodeTime = encodeResult.EncodeTime;
video.EncodedLength = encodeResult.EncodedFileLength;
}
await videoManagerDbContext.SaveChangesAsync();
return(true);
}
