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@@ -289,8 +289,10 @@ namespace MediaBrowser.Api.Playback
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// MUST read both stdout and stderr asynchronously or a deadlock may occurr
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//process.BeginOutputReadLine();
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+ state.TranscodingJob = transcodingJob;
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+
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// Important - don't await the log task or we won't be able to kill ffmpeg when the user stops playback
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- var task = Task.Run(() => StartStreamingLog(transcodingJob, state, process.StandardError.BaseStream, state.LogFileStream));
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+ new JobLogger(Logger).StartStreamingLog(state, process.StandardError.BaseStream, state.LogFileStream);
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// Wait for the file to exist before proceeeding
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while (!FileSystem.FileExists(state.WaitForPath ?? outputPath) && !transcodingJob.HasExited)
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@@ -340,134 +342,6 @@ namespace MediaBrowser.Api.Playback
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// string.Equals(GetVideoEncoder(state), "libx264", StringComparison.OrdinalIgnoreCase);
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}
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- private async Task StartStreamingLog(TranscodingJob transcodingJob, StreamState state, Stream source, Stream target)
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- {
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- try
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- {
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- using (var reader = new StreamReader(source))
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- {
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- while (!reader.EndOfStream)
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- {
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- var line = await reader.ReadLineAsync().ConfigureAwait(false);
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-
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- ParseLogLine(line, transcodingJob, state);
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-
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- var bytes = Encoding.UTF8.GetBytes(Environment.NewLine + line);
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-
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- await target.WriteAsync(bytes, 0, bytes.Length).ConfigureAwait(false);
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- await target.FlushAsync().ConfigureAwait(false);
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- }
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- }
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- }
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- catch (ObjectDisposedException)
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- {
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- // Don't spam the log. This doesn't seem to throw in windows, but sometimes under linux
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- }
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- catch (Exception ex)
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- {
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- Logger.ErrorException("Error reading ffmpeg log", ex);
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- }
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- }
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-
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- private void ParseLogLine(string line, TranscodingJob transcodingJob, StreamState state)
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- {
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- float? framerate = null;
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- double? percent = null;
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- TimeSpan? transcodingPosition = null;
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- long? bytesTranscoded = null;
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- int? bitRate = null;
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-
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- var parts = line.Split(' ');
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-
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- var totalMs = state.RunTimeTicks.HasValue
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- ? TimeSpan.FromTicks(state.RunTimeTicks.Value).TotalMilliseconds
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- : 0;
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-
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- var startMs = state.Request.StartTimeTicks.HasValue
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- ? TimeSpan.FromTicks(state.Request.StartTimeTicks.Value).TotalMilliseconds
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- : 0;
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-
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- for (var i = 0; i < parts.Length; i++)
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- {
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- var part = parts[i];
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-
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- if (string.Equals(part, "fps=", StringComparison.OrdinalIgnoreCase) &&
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- (i + 1 < parts.Length))
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- {
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- var rate = parts[i + 1];
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- float val;
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-
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- if (float.TryParse(rate, NumberStyles.Any, UsCulture, out val))
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- {
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- framerate = val;
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- }
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- }
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- else if (state.RunTimeTicks.HasValue &&
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- part.StartsWith("time=", StringComparison.OrdinalIgnoreCase))
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- {
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- var time = part.Split(new[] { '=' }, 2).Last();
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- TimeSpan val;
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-
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- if (TimeSpan.TryParse(time, UsCulture, out val))
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- {
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- var currentMs = startMs + val.TotalMilliseconds;
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-
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- var percentVal = currentMs / totalMs;
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- percent = 100 * percentVal;
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-
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- transcodingPosition = val;
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- }
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- }
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- else if (part.StartsWith("size=", StringComparison.OrdinalIgnoreCase))
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- {
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- var size = part.Split(new[] { '=' }, 2).Last();
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-
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- int? scale = null;
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- if (size.IndexOf("kb", StringComparison.OrdinalIgnoreCase) != -1)
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- {
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- scale = 1024;
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- size = size.Replace("kb", string.Empty, StringComparison.OrdinalIgnoreCase);
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- }
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-
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- if (scale.HasValue)
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- {
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- long val;
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-
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- if (long.TryParse(size, NumberStyles.Any, UsCulture, out val))
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- {
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- bytesTranscoded = val * scale.Value;
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- }
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- }
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- }
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- else if (part.StartsWith("bitrate=", StringComparison.OrdinalIgnoreCase))
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- {
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- var rate = part.Split(new[] { '=' }, 2).Last();
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-
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- int? scale = null;
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- if (rate.IndexOf("kbits/s", StringComparison.OrdinalIgnoreCase) != -1)
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- {
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- scale = 1024;
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- rate = rate.Replace("kbits/s", string.Empty, StringComparison.OrdinalIgnoreCase);
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- }
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-
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- if (scale.HasValue)
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- {
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- float val;
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-
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- if (float.TryParse(rate, NumberStyles.Any, UsCulture, out val))
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- {
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- bitRate = (int)Math.Ceiling(val * scale.Value);
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- }
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- }
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- }
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- }
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-
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- if (framerate.HasValue || percent.HasValue)
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- {
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- ApiEntryPoint.Instance.ReportTranscodingProgress(transcodingJob, state, transcodingPosition, framerate, percent, bytesTranscoded, bitRate);
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- }
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- }
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-
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/// <summary>
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/// Processes the exited.
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/// </summary>
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