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Backport pull request #8127 from jellyfin/release-10.8.z

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Workaround for linux 5.18+ i915 hang at cost of performance

Authored-by: Nyanmisaka <nst799610810@gmail.com>

Merged-by: Claus Vium <cvium@users.noreply.github.com>

Original-merge: 484427b4aa9b94a1864bc7dfc104fa52d6b38f0e
This commit is contained in:
Joshua Boniface 2022-08-01 14:25:43 -04:00
parent 38eefbbafa
commit 38f6f589d9
1 changed files with 28 additions and 0 deletions
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28
MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
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@ -35,6 +35,7 @@ namespace MediaBrowser.Controller.MediaEncoding
private readonly IMediaEncoder _mediaEncoder;
private readonly ISubtitleEncoder _subtitleEncoder;
private readonly IConfiguration _config;
private readonly Version _minKernelVersioni915Hang = new Version(5, 18);
private static readonly string[] _videoProfilesH264 = new[]
{
@ -1302,6 +1303,10 @@ namespace MediaBrowser.Controller.MediaEncoding
// which will reduce overhead in performance intensive tasks such as 4k transcoding and tonemapping.
var intelLowPowerHwEncoding = false;
// Workaround for linux 5.18+ i915 hang at cost of performance.
// https://github.com/intel/media-driver/issues/1456
var enableWaFori915Hang = false;
if (string.Equals(encodingOptions.HardwareAccelerationType, "vaapi", StringComparison.OrdinalIgnoreCase))
{
var isIntelVaapiDriver = _mediaEncoder.IsVaapiDeviceInteliHD || _mediaEncoder.IsVaapiDeviceInteli965;
@ -1317,6 +1322,20 @@ namespace MediaBrowser.Controller.MediaEncoding
}
else if (string.Equals(encodingOptions.HardwareAccelerationType, "qsv", StringComparison.OrdinalIgnoreCase))
{
if (OperatingSystem.IsLinux() && Environment.OSVersion.Version >= _minKernelVersioni915Hang)
{
var vidDecoder = GetHardwareVideoDecoder(state, encodingOptions) ?? string.Empty;
var isIntelDecoder = vidDecoder.Contains("qsv", StringComparison.OrdinalIgnoreCase)
|| vidDecoder.Contains("vaapi", StringComparison.OrdinalIgnoreCase);
var doOclTonemap = _mediaEncoder.SupportsHwaccel("qsv")
&& IsVaapiSupported(state)
&& IsOpenclFullSupported()
&& !IsVaapiVppTonemapAvailable(state, encodingOptions)
&& IsHwTonemapAvailable(state, encodingOptions);
enableWaFori915Hang = isIntelDecoder && doOclTonemap;
}
if (string.Equals(videoEncoder, "h264_qsv", StringComparison.OrdinalIgnoreCase))
{
intelLowPowerHwEncoding = encodingOptions.EnableIntelLowPowerH264HwEncoder;
@ -1325,6 +1344,10 @@ namespace MediaBrowser.Controller.MediaEncoding
{
intelLowPowerHwEncoding = encodingOptions.EnableIntelLowPowerHevcHwEncoder;
}
else
{
enableWaFori915Hang = false;
}
}
if (intelLowPowerHwEncoding)
@ -1332,6 +1355,11 @@ namespace MediaBrowser.Controller.MediaEncoding
param += " -low_power 1";
}
if (enableWaFori915Hang)
{
param += " -async_depth 1";
}
var isVc1 = string.Equals(state.VideoStream?.Codec, "vc1", StringComparison.OrdinalIgnoreCase);
var isLibX265 = string.Equals(videoEncoder, "libx265", StringComparison.OrdinalIgnoreCase);