コード例 #1
0
        public async Task RunExample(string[] args)
        {
            _configProvider = new ConfigProvider(Environment.GetCommandLineArgs());
            _bitmovinApi    = BitmovinApi.Builder
                              .WithApiKey(_configProvider.GetBitmovinApiKey())
                              .WithLogger(new ConsoleLogger())
                              .Build();

            var input = await CreateHttpInput(_configProvider.GetHttpInputHost());

            var output = await CreateS3Output(_configProvider.GetS3OutputBucketName(),
                                              _configProvider.GetS3OutputAccessKey(),
                                              _configProvider.GetS3OutputSecretKey());

            var codecConfigurations = new List <CodecConfiguration>()
            {
                await CreateH264VideoConfiguration(480, 800_000L),
                await CreateH264VideoConfiguration(720, 1_200_000L),
                await CreateH264VideoConfiguration(1080, 2_000_000L),
                await CreateAacAudioConfiguration()
            };

            var jobDispatcher = new JobDispatcher();

            do
            {
                var queuedEncodings = await CountQueuedEncodings();

                var freeSlots = TargetQueueSize - queuedEncodings;

                if (freeSlots > 0)
                {
                    var jobsToStart = jobDispatcher.GetJobsToStart(freeSlots);

                    if (jobsToStart.Count > 0)
                    {
                        Console.WriteLine($"There are currently {queuedEncodings} encodings queued. " +
                                          $"Starting {jobsToStart.Count} more to reach target queue size " +
                                          $"of {TargetQueueSize}");

                        await StartEncodings(jobsToStart, codecConfigurations, input, output);
                    }
                    else
                    {
                        Console.WriteLine("No more jobs to start. Waiting for " +
                                          $"{jobDispatcher.GetStartedJobs().Count} jobs to finish.");
                    }
                }
                else
                {
                    Console.WriteLine($"There are currently {queuedEncodings} encodings queued. " +
                                      "Waiting for free slots...");
                }

                await Task.Delay(10000);

                foreach (var job in jobDispatcher.GetStartedJobs())
                {
                    await UpdateEncodingJob(job);

                    await Task.Delay(300);
                }
            } while (!jobDispatcher.AllJobsFinished());

            Console.WriteLine("All encodings jobs are finished!");

            jobDispatcher.LogFailedJobs();
        }