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Prefer other codecs over DTS and TrueHD on transcode

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Shadowghost 2023-03-15 10:13:06 +01:00
parent 3d735e242a
commit 2cc0869144
1 changed files with 13 additions and 5 deletions
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18
MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
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@ -5299,15 +5299,23 @@ namespace MediaBrowser.Controller.MediaEncoding
return;
}
var inputChannels = audioStream == null ? 6 : audioStream.Channels ?? 6;
var inputChannels = audioStream is null ? 6 : audioStream.Channels ?? 6;
var shiftAudioCodecs = new List<string>();
if (inputChannels >= 6)
{
return;
// DTS and TrueHD are not supported by HLS
// Keep them in the supported codecs list, but shift them to the end of the list so that if transcoding happens, another codec is used
shiftAudioCodecs.Add("dca");
shiftAudioCodecs.Add("truehd");
}
else
{
// Transcoding to 2ch ac3 or eac3 almost always causes a playback failure
// Keep them in the supported codecs list, but shift them to the end of the list so that if transcoding happens, another codec is used
shiftAudioCodecs.Add("ac3");
shiftAudioCodecs.Add("eac3");
}
// Transcoding to 2ch ac3 almost always causes a playback failure
// Keep it in the supported codecs list, but shift it to the end of the list so that if transcoding happens, another codec is used
var shiftAudioCodecs = new[] { "ac3", "eac3" };
if (audioCodecs.All(i => shiftAudioCodecs.Contains(i, StringComparison.OrdinalIgnoreCase)))
{
return;