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Set input readrate for using SegmentDeletion with stream-copy

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Signed-off-by: nyanmisaka <nst799610810@gmail.com>
This commit is contained in:
nyanmisaka 2024-03-16 03:51:54 +08:00
parent 55fd6b5cb9
commit 39b953e41c
1 changed files with 13 additions and 1 deletions
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14
MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
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@ -51,6 +51,8 @@ namespace MediaBrowser.Controller.MediaEncoding
private readonly Version _minFFmpegOclCuTonemapMode = new Version(5, 1, 3);
private readonly Version _minFFmpegSvtAv1Params = new Version(5, 1);
private readonly Version _minFFmpegVaapiH26xEncA53CcSei = new Version(6, 0);
private readonly Version _minFFmpegAutoscaleOption = new Version(4, 4);
private readonly Version _minFFmpegReadrateOption = new Version(5, 0);
private static readonly string[] _videoProfilesH264 = new[]
{
@ -1221,7 +1223,7 @@ namespace MediaBrowser.Controller.MediaEncoding
// Disable auto inserted SW scaler for HW decoders in case of changed resolution.
var isSwDecoder = string.IsNullOrEmpty(GetHardwareVideoDecoder(state, options));
if (!isSwDecoder && _mediaEncoder.EncoderVersion >= new Version(4, 4))
if (!isSwDecoder && _mediaEncoder.EncoderVersion >= _minFFmpegAutoscaleOption)
{
arg.Append(" -noautoscale");
}
@ -6393,6 +6395,16 @@ namespace MediaBrowser.Controller.MediaEncoding
{
inputModifier += " -re";
}
else if (encodingOptions.EnableSegmentDeletion
&& state.VideoStream is not null
&& state.TranscodingType == TranscodingJobType.Hls
&& IsCopyCodec(state.OutputVideoCodec)
&& _mediaEncoder.EncoderVersion >= _minFFmpegReadrateOption)
{
// 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";
}
var flags = new List<string>();
if (state.IgnoreInputDts)