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Fix seeking beyond EOF in HWA transcoding (#12847)

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Nyanmisaka 2024-10-19 14:46:13 +00:00 committed by GitHub
parent cbd4e070bf
commit df8edaa083
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MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
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@ -2668,6 +2668,7 @@ namespace MediaBrowser.Controller.MediaEncoding
public string GetFastSeekCommandLineParameter(EncodingJobInfo state, EncodingOptions options, string segmentContainer)
{
var time = state.BaseRequest.StartTimeTicks ?? 0;
var maxTime = state.RunTimeTicks ?? 0;
var seekParam = string.Empty;
if (time > 0)
@ -2678,6 +2679,14 @@ namespace MediaBrowser.Controller.MediaEncoding
// This will help subtitle syncing.
var isHlsRemuxing = state.IsVideoRequest && state.TranscodingType is TranscodingJobType.Hls && IsCopyCodec(state.OutputVideoCodec);
var seekTick = isHlsRemuxing ? time + 5000000L : time;
// Seeking beyond EOF makes no sense in transcoding. Clamp the seekTick value to
// [0, RuntimeTicks - 0.5s], so that the muxer gets packets and avoid error codes.
if (maxTime > 0)
{
seekTick = Math.Clamp(seekTick, 0, Math.Max(maxTime - 5000000L, 0));
}
seekParam += string.Format(CultureInfo.InvariantCulture, "-ss {0}", _mediaEncoder.GetTimeParameter(seekTick));
if (state.IsVideoRequest)