diff options
Diffstat (limited to 'src/Jellyfin.MediaEncoding.Keyframes/FfProbe/FfProbeKeyframeExtractor.cs')
| -rw-r--r-- | src/Jellyfin.MediaEncoding.Keyframes/FfProbe/FfProbeKeyframeExtractor.cs | 40 |
1 files changed, 32 insertions, 8 deletions
diff --git a/src/Jellyfin.MediaEncoding.Keyframes/FfProbe/FfProbeKeyframeExtractor.cs b/src/Jellyfin.MediaEncoding.Keyframes/FfProbe/FfProbeKeyframeExtractor.cs index 320604e10..febe9516a 100644 --- a/src/Jellyfin.MediaEncoding.Keyframes/FfProbe/FfProbeKeyframeExtractor.cs +++ b/src/Jellyfin.MediaEncoding.Keyframes/FfProbe/FfProbeKeyframeExtractor.cs @@ -11,7 +11,7 @@ namespace Jellyfin.MediaEncoding.Keyframes.FfProbe; /// </summary> public static class FfProbeKeyframeExtractor { - private const string DefaultArguments = "-v error -skip_frame nokey -show_entries format=duration -show_entries stream=duration -show_entries packet=pts_time,flags -select_streams v -of csv \"{0}\""; + private const string DefaultArguments = "-fflags +genpts -v error -skip_frame nokey -show_entries format=duration -show_entries stream=duration -show_entries packet=pts_time,flags -select_streams v -of csv \"{0}\""; /// <summary> /// Extracts the keyframes using the ffprobe executable at the specified path. @@ -38,9 +38,28 @@ public static class FfProbeKeyframeExtractor EnableRaisingEvents = true }; - process.Start(); + try + { + process.Start(); - return ParseStream(process.StandardOutput); + return ParseStream(process.StandardOutput); + } + catch (Exception) + { + try + { + if (!process.HasExited) + { + process.Kill(); + } + } + catch + { + // We do not care if this fails + } + + throw; + } } internal static KeyframeData ParseStream(StreamReader reader) @@ -62,12 +81,17 @@ public static class FfProbeKeyframeExtractor var rest = line[(firstComma + 1)..]; if (lineType.Equals("packet", StringComparison.OrdinalIgnoreCase)) { - if (rest.EndsWith(",K_")) + // Split time and flags from the packet line. Example line: packet,7169.079000,K_ + var secondComma = rest.IndexOf(','); + var ptsTime = rest[..secondComma]; + var flags = rest[(secondComma + 1)..]; + if (flags.StartsWith("K_")) { - // Trim the flags from the packet line. Example line: packet,7169.079000,K_ - var keyframe = double.Parse(rest[..^3], NumberStyles.AllowDecimalPoint, CultureInfo.InvariantCulture); - // Have to manually convert to ticks to avoid rounding errors as TimeSpan is only precise down to 1 ms when converting double. - keyframes.Add(Convert.ToInt64(keyframe * TimeSpan.TicksPerSecond)); + if (double.TryParse(ptsTime, NumberStyles.AllowDecimalPoint, CultureInfo.InvariantCulture, out var keyframe)) + { + // Have to manually convert to ticks to avoid rounding errors as TimeSpan is only precise down to 1 ms when converting double. + keyframes.Add(Convert.ToInt64(keyframe * TimeSpan.TicksPerSecond)); + } } } else if (lineType.Equals("stream", StringComparison.OrdinalIgnoreCase)) |
