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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 1f15724398
commit ee4ffd64e1
1 changed files with 12 additions and 4 deletions
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16
MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
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@ -5609,14 +5609,22 @@ namespace MediaBrowser.Controller.MediaEncoding
} }
var inputChannels = audioStream is null ? 6 : audioStream.Channels ?? 6; var inputChannels = audioStream is null ? 6 : audioStream.Channels ?? 6;
var shiftAudioCodecs = new List<string>();
if (inputChannels >= 6) 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))) if (audioCodecs.All(i => shiftAudioCodecs.Contains(i, StringComparison.OrdinalIgnoreCase)))
{ {
return; return;