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Fix performance loss of QSV HDR tone-mapping on Windows

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jellyfin-ffmpeg 5.1.3-5, 6.0-6 or newer contains a more efficient fix than this one.
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Nyanmisaka 2023-08-26 03:06:16 +08:00 committed by GitHub
parent 4f6edd9c3c
commit fa732bf4a1
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1 changed files with 1 additions and 9 deletions
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10
MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
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@ -3487,12 +3487,6 @@ namespace MediaBrowser.Controller.MediaEncoding
// map from d3d11va to qsv.
mainFilters.Add("hwmap=derive_device=qsv");
}
else
{
// Insert a qsv scaler to sync the decoder surface,
// msdk will passthrough this internally.
mainFilters.Add("hwmap=derive_device=qsv,scale_qsv");
}
}
// hw deint
@ -4653,10 +4647,8 @@ namespace MediaBrowser.Controller.MediaEncoding
if (isD3d11Supported && isCodecAvailable)
{
// set -threads 3 to intel d3d11va decoder explicitly. Lower threads may result in dead lock.
// on newer devices such as Xe, the larger the init_pool_size, the longer the initialization time for opencl to derive from d3d11.
return " -hwaccel d3d11va" + (outputHwSurface ? " -hwaccel_output_format d3d11" : string.Empty)
+ (profileMismatch ? " -hwaccel_flags +allow_profile_mismatch" : string.Empty) + " -threads 3" + (isAv1 ? " -c:v av1" : string.Empty);
+ (profileMismatch ? " -hwaccel_flags +allow_profile_mismatch" : string.Empty) + " -threads 2" + (isAv1 ? " -c:v av1" : string.Empty);
}
}
else