public void RaisesStatusChangedEvent()
{
TranscodeStatus status = null;
_transcodeJob.SourceInfo.Duration = new TimeSpan(0, 1, 23, 43, 480);
_transcoder.Start(_transcodeJob);
_transcoder.StatusChanged += s => status = s;
_process.ErrorDataReceived += Raise.Event <Action <string> >(
"frame= 1439 fps=3.3 q=-0.0 size= 119516kB time=01:02:47.61 " +
"bitrate=16315.1kbits/s speed=0.139x");
Assert.IsNotNull(status);
Assert.AreEqual(0.75, status.Percent);
Assert.AreEqual(3.3, status.FramesPerSecond);
Assert.AreEqual(122384384, status.Size);
Assert.AreEqual(163179179, status.EstimatedTotalSize);
Assert.AreEqual(0.139, status.Speed);
Assert.AreEqual(new TimeSpan(0, 1, 2, 47, 610), status.Time);
Assert.AreEqual(new TimeSpan(0, 2, 30, 35, 36), status.Eta);
}
public void ParsesFFmpegStatusWithAdditonalParameters()
{
TranscodeStatus status = null;
_transcodeJob.SourceInfo.Duration = new TimeSpan(1, 53, 23);
_transcoder.Start(_transcodeJob);
_transcoder.StatusChanged += s => status = s;
_process.ErrorDataReceived += Raise.Event <Action <string> >(
"frame=10697 fps= 32 q=25.0 size= 462080kB time=00:07:26.07 " +
"bitrate=8485.9kbits/s dup=1 drop=0 speed=1.35x");
Assert.IsNotNull(status);
Assert.AreEqual(0.0656, status.Percent, 0.0001);
Assert.AreEqual(32, status.FramesPerSecond);
Assert.AreEqual(473169920, status.Size);
Assert.AreEqual(7216300056, status.EstimatedTotalSize);
Assert.AreEqual(1.35, status.Speed);
Assert.AreEqual(new TimeSpan(0, 0, 7, 26, 70), status.Time);
Assert.AreEqual(new TimeSpan(0, 1, 18, 28, 837), status.Eta);
}
void OnErrorDataReceived(string data)
{
if (string.IsNullOrWhiteSpace(data))
{
return;
}
var matches = Regex.Matches(data, @"(?<key>[^\s]+)\s*=\s*(?<value>[^\s]+)");
if (matches.Count < 1)
{
if (!Regex.IsMatch(data, @"conversion\s+failed", RegexOptions.IgnoreCase) || (_lastError == null))
{
_lastError = data;
}
return;
}
var status = new TranscodeStatus();
foreach (Match match in matches)
{
var key = match.Groups["key"].Value;
var value = match.Groups["value"].Value;
switch (key?.ToLower())
{
case "fps":
status.FramesPerSecond =
double.TryParse(value, NumberStyles.Any, CultureInfo.InvariantCulture, out var fps)
? fps
: default;
break;
case "size":
status.Size = TryParseSize(value, out var size) ? size : default;
break;
case "speed":
var val = value?.Replace("x", string.Empty);
status.Speed =
double.TryParse(val, NumberStyles.Any, CultureInfo.InvariantCulture, out var speed)
? speed
: default;
break;
case "time":
status.Time =
TimeSpan.TryParse(value, CultureInfo.InvariantCulture, out var time)
? time
: default;
break;
}
}
if (status.Time == TimeSpan.Zero)
{
return;
}
if (_sourceDuration > TimeSpan.Zero)
{
status.Percent = status.Time.TotalMilliseconds / _sourceDuration.TotalMilliseconds;
if (status.Speed > 0)
{
status.Eta = CalculateEta(status.Time, _sourceDuration, status.Speed);
}
}
if ((status.Percent > 0) && (status.Size > 0))
{
status.EstimatedTotalSize = CalculateEstimatedTotalSize(status.Percent, status.Size);
}
StatusChanged?.Invoke(status);
}
