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Enforce HLS codec restrictions

This commit is contained in:
Shadowghost 2023-02-27 00:08:25 +01:00
parent 4a1498f614
commit 9880a2b3e1
1 changed files with 24 additions and 0 deletions
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24
MediaBrowser.Model/Dlna/StreamBuilder.cs
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@ -799,6 +799,14 @@ namespace MediaBrowser.Model.Dlna
{
// Prefer matching video codecs
var videoCodecs = ContainerProfile.SplitValue(videoCodec);
// Enforce HLS video codec restrictions
if (string.Equals(playlistItem.SubProtocol, "hls", StringComparison.OrdinalIgnoreCase))
{
var supportedHlsVideoCodecs = new List<string> { "h264", "hevc" };
videoCodecs = videoCodecs.Where(codec => supportedHlsVideoCodecs.Contains(codec)).ToArray();
}
var directVideoCodec = ContainerProfile.ContainsContainer(videoCodecs, videoStream?.Codec) ? videoStream?.Codec : null;
if (directVideoCodec is not null)
{
@ -834,6 +842,22 @@ namespace MediaBrowser.Model.Dlna
// Prefer matching audio codecs, could do better here
var audioCodecs = ContainerProfile.SplitValue(audioCodec);
// Enforce HLS audio codec restrictions
if (string.Equals(playlistItem.SubProtocol, "hls", StringComparison.OrdinalIgnoreCase))
{
var supportedHlsAudioCodecs = new List<string> { "aac", "ac3", "eac3", "mp3" };
if (string.Equals(playlistItem.Container, "mp4", StringComparison.OrdinalIgnoreCase))
{
// fMP4 supports more codecs than TS
supportedHlsAudioCodecs.Add("alac");
supportedHlsAudioCodecs.Add("flac");
supportedHlsAudioCodecs.Add("opus");
}
audioCodecs = audioCodecs.Where(codec => supportedHlsAudioCodecs.Contains(codec)).ToArray();
}
var directAudioStream = candidateAudioStreams.FirstOrDefault(stream => ContainerProfile.ContainsContainer(audioCodecs, stream.Codec));
playlistItem.AudioCodecs = audioCodecs;
if (directAudioStream is not null)