/// <summary>
/// Opens an encoder and starts encoding a specified job
/// </summary>
public override void BeginEncodeJobAttempts(EncodeJob job, string encoderType)
{
//make the encoder
IEncoder encoder = encoderType.ToLower() switch
{
"libaomffmpeg" => new EncoderLibaomFfmpeg(),
"hevcffmpeg" => new EncoderHevcFfmpeg(),
_ => throw new InvalidOperationException()
};
EncodeAttempt?attempt;
do
{
if (0 != job.Attempts.Count)
{
EncodeJobManager.ImproveQuality(job);
}
try
{
var outputPath = Path.Combine(AppConfigManager.Model.ActiveBucketPath,
job.Id.ToString(),
EncodeJob.GenerateJobOutputFilename(job));
//Start the encode
DateTime startTime = DateTime.Now;
encoder.Encode(job, outputPath);
//Save the attempt
attempt = new EncodeAttempt(outputPath)
{
CommandLineArgs = (string)job.AdditionalCommandArguments.Clone(),
StartTime = startTime,
EndTime = DateTime.Now,
VmafResult = (job.IsChunk) ?
_videoAccessor.GetVmafScene(Path.Combine(job.VideoDirectoryPath, job.VideoFileName),
outputPath,
job.Chunk !.StartTime,
job.Chunk !.EndTime) :
_videoAccessor.GetVmaf(Path.Combine(job.VideoDirectoryPath, job.VideoFileName), outputPath),
FileSize = _fileAccessor.GetFileSize(outputPath)
};
var oldJob = (job.Clone() as EncodeJob) !;
oldJob.Id = job.Id;
oldJob.Attempts = job.Attempts;
job.Attempts.Add(attempt);
try
{
EncodeJobManager.Instance.UpdateJob(oldJob, job);
job = EncodeJobManager.Instance.FindEncodeJob(job.Id) ?? job;
}
catch
{ }
}
catch
{ attempt = null; }
} while (RunAgain(job, attempt?.OriginalOutputPath));
}
