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Backport pull request #16423 from jellyfin/release-10.11.z

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Fix readrate options in FFmpeg 8.1

Original-merge: 29b2361857

Merged-by: Bond-009 <bond.009@outlook.com>

Backported-by: Bond_009 <bond.009@outlook.com>
This commit is contained in:
nyanmisaka 2026-03-23 17:06:22 -04:00 • committed by Bond_009
parent 568e26c534
commit b82a2ced75
2 changed files with 19 additions and 1 deletions
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13
MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
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@ -85,6 +85,7 @@ namespace MediaBrowser.Controller.MediaEncoding
private readonly Version _minFFmpegVaapiDeviceVendorId = new Version(7, 0, 1);
private readonly Version _minFFmpegQsvVppScaleModeOption = new Version(6, 0);
private readonly Version _minFFmpegRkmppHevcDecDoviRpu = new Version(7, 1, 1);
private readonly Version _minFFmpegReadrateCatchupOption = new Version(8, 0);
private static readonly Regex _containerValidationRegex = new(ContainerValidationRegex, RegexOptions.Compiled);
@ -7226,8 +7227,10 @@ namespace MediaBrowser.Controller.MediaEncoding
inputModifier += GetVideoSyncOption(state.InputVideoSync, _mediaEncoder.EncoderVersion);
}
int readrate = 0;
if (state.ReadInputAtNativeFramerate && state.InputProtocol != MediaProtocol.Rtsp)
{
readrate = 1;
inputModifier += " -re";
}
else if (encodingOptions.EnableSegmentDeletion
@ -7238,7 +7241,15 @@ namespace MediaBrowser.Controller.MediaEncoding
{
// Set an input read rate limit 10x for using SegmentDeletion with stream-copy
// to prevent ffmpeg from exiting prematurely (due to fast drive)
inputModifier += " -readrate 10";
readrate = 10;
inputModifier += $" -readrate {readrate}";
}
// Set a larger catchup value to revert to the old behavior,
// otherwise, remuxing might stall due to this new option
if (readrate > 0 && _mediaEncoder.EncoderVersion >= _minFFmpegReadrateCatchupOption)
{
inputModifier += $" -readrate_catchup {readrate * 100}";
}
var flags = new List<string>();