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allow additional flags after K_ for ffprobe keyframe extraction

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This commit is contained in:
Andreas Egli 2022-08-28 16:14:53 +02:00
parent 1528cb1e77
commit bd7898f18a
1 changed files with 6 additions and 3 deletions
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9
src/Jellyfin.MediaEncoding.Keyframes/FfProbe/FfProbeKeyframeExtractor.cs
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@ -62,10 +62,13 @@ 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 pts_time = rest[..secondComma];
var flags = rest[(secondComma + 1)..];
if (flags.StartsWith("K_"))
{
// Trim the flags from the packet line. Example line: packet,7169.079000,K_
if (double.TryParse(rest[..^3], NumberStyles.AllowDecimalPoint, CultureInfo.InvariantCulture, out var keyframe))
if (double.TryParse(pts_time, 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));