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Don't use custom params on ultrafast x265 preset

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Our custom parameters are slower than the ultrafast preset, but users would expect encoding to be as fast as possible when selecting ultrafast. Only apply those parameters to superfast and slower presets.
This commit is contained in:
gnattu 2024-12-21 21:54:03 +08:00
parent f97f38585b
commit 2c4c1d054d
1 changed files with 2 additions and 1 deletions
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3
MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
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@ -2056,11 +2056,12 @@ namespace MediaBrowser.Controller.MediaEncoding
param += " -x264opts:0 subme=0:me_range=16:rc_lookahead=10:me=hex:open_gop=0";
}
if (string.Equals(videoEncoder, "libx265", StringComparison.OrdinalIgnoreCase))
if (string.Equals(videoEncoder, "libx265", StringComparison.OrdinalIgnoreCase) && encodingOptions.EncoderPreset < EncoderPreset.ultrafast)
{
// libx265 only accept level option in -x265-params.
// level option may cause libx265 to fail.
// libx265 cannot adjust the given level, just throw an error.
// The following params are slower than the ultrafast preset, don't use when ultrafast is selected.
param += " -x265-params:0 subme=3:merange=25:rc-lookahead=10:me=star:ctu=32:max-tu-size=32:min-cu-size=16:rskip=2:rskip-edge-threshold=2:no-sao=1:no-strong-intra-smoothing=1:no-scenecut=1:no-open-gop=1:no-info=1";
}