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Apply analyzeduration and probesize for subtitle streams to improve codec parameter detection (#16293)

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Apply analyzeduration and probesize for subtitle streams to improve codec parameter detection
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IceStormNG 2026-03-13 20:26:25 +01:00 • committed by GitHub
parent 55c00d76bb
commit fda49a5a49
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1 changed files with 38 additions and 5 deletions
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43
MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
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@ -1267,6 +1267,20 @@ namespace MediaBrowser.Controller.MediaEncoding
}
}
// Use analyzeduration also for subtitle streams to improve resolution detection with streams inside MKS files
var analyzeDurationArgument = GetFfmpegAnalyzeDurationArg(state);
if (!string.IsNullOrEmpty(analyzeDurationArgument))
{
arg.Append(' ').Append(analyzeDurationArgument);
}
// Apply probesize, too, if configured
var ffmpegProbeSizeArgument = GetFfmpegProbesizeArg();
if (!string.IsNullOrEmpty(ffmpegProbeSizeArgument))
{
arg.Append(' ').Append(ffmpegProbeSizeArgument);
}
// Also seek the external subtitles stream.
var seekSubParam = GetFastSeekCommandLineParameter(state, options, segmentContainer);
if (!string.IsNullOrEmpty(seekSubParam))
@ -7118,9 +7132,8 @@ namespace MediaBrowser.Controller.MediaEncoding
}
}
public string GetInputModifier(EncodingJobInfo state, EncodingOptions encodingOptions, string segmentContainer)
private string GetFfmpegAnalyzeDurationArg(EncodingJobInfo state)
{
var inputModifier = string.Empty;
var analyzeDurationArgument = string.Empty;
// Apply -analyzeduration as per the environment variable,
@ -7136,6 +7149,26 @@ namespace MediaBrowser.Controller.MediaEncoding
analyzeDurationArgument = "-analyzeduration " + ffmpegAnalyzeDuration;
}
return analyzeDurationArgument;
}
private string GetFfmpegProbesizeArg()
{
var ffmpegProbeSize = _config.GetFFmpegProbeSize();
if (!string.IsNullOrEmpty(ffmpegProbeSize))
{
return $"-probesize {ffmpegProbeSize}";
}
return string.Empty;
}
public string GetInputModifier(EncodingJobInfo state, EncodingOptions encodingOptions, string segmentContainer)
{
var inputModifier = string.Empty;
var analyzeDurationArgument = GetFfmpegAnalyzeDurationArg(state);
if (!string.IsNullOrEmpty(analyzeDurationArgument))
{
inputModifier += " " + analyzeDurationArgument;
@ -7144,11 +7177,11 @@ namespace MediaBrowser.Controller.MediaEncoding
inputModifier = inputModifier.Trim();
// Apply -probesize if configured
var ffmpegProbeSize = _config.GetFFmpegProbeSize();
var ffmpegProbeSizeArgument = GetFfmpegProbesizeArg();
if (!string.IsNullOrEmpty(ffmpegProbeSize))
if (!string.IsNullOrEmpty(ffmpegProbeSizeArgument))
{
inputModifier += $" -probesize {ffmpegProbeSize}";
inputModifier += " " + ffmpegProbeSizeArgument;
}
var userAgentParam = GetUserAgentParam(state);