mirror of
https://github.com/jellyfin/jellyfin
synced 2024-10-15 04:02:32 +00:00
limit transcoding to level 41
This commit is contained in:
parent
13004d2541
commit
3a4b0ea018
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@ -337,9 +337,9 @@ namespace MediaBrowser.Api.Playback
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/// Gets the video bitrate to specify on the command line
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/// </summary>
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/// <param name="state">The state.</param>
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/// <param name="videoCodec">The video codec.</param>
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/// <param name="videoEncoder">The video codec.</param>
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/// <returns>System.String.</returns>
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protected string GetVideoQualityParam(StreamState state, string videoCodec)
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protected string GetVideoQualityParam(StreamState state, string videoEncoder)
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{
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var param = string.Empty;
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@ -348,7 +348,7 @@ namespace MediaBrowser.Api.Playback
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var encodingOptions = ApiEntryPoint.Instance.GetEncodingOptions();
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if (string.Equals(videoCodec, "libx264", StringComparison.OrdinalIgnoreCase))
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if (string.Equals(videoEncoder, "libx264", StringComparison.OrdinalIgnoreCase))
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{
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if (!string.IsNullOrWhiteSpace(encodingOptions.H264Preset))
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{
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@ -369,7 +369,7 @@ namespace MediaBrowser.Api.Playback
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}
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}
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else if (string.Equals(videoCodec, "libx265", StringComparison.OrdinalIgnoreCase))
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else if (string.Equals(videoEncoder, "libx265", StringComparison.OrdinalIgnoreCase))
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{
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param += "-preset fast";
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@ -377,20 +377,20 @@ namespace MediaBrowser.Api.Playback
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}
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// h264 (h264_qsv)
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else if (string.Equals(videoCodec, "h264_qsv", StringComparison.OrdinalIgnoreCase))
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else if (string.Equals(videoEncoder, "h264_qsv", StringComparison.OrdinalIgnoreCase))
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{
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param += "-preset 7 -look_ahead 0";
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}
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// h264 (h264_nvenc)
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else if (string.Equals(videoCodec, "h264_nvenc", StringComparison.OrdinalIgnoreCase))
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else if (string.Equals(videoEncoder, "h264_nvenc", StringComparison.OrdinalIgnoreCase))
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{
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param += "-preset default";
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}
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// webm
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else if (string.Equals(videoCodec, "libvpx", StringComparison.OrdinalIgnoreCase))
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else if (string.Equals(videoEncoder, "libvpx", StringComparison.OrdinalIgnoreCase))
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{
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// Values 0-3, 0 being highest quality but slower
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var profileScore = 0;
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@ -417,23 +417,23 @@ namespace MediaBrowser.Api.Playback
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qmax);
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}
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else if (string.Equals(videoCodec, "mpeg4", StringComparison.OrdinalIgnoreCase))
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else if (string.Equals(videoEncoder, "mpeg4", StringComparison.OrdinalIgnoreCase))
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{
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param += "-mbd rd -flags +mv4+aic -trellis 2 -cmp 2 -subcmp 2 -bf 2";
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}
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// asf/wmv
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else if (string.Equals(videoCodec, "wmv2", StringComparison.OrdinalIgnoreCase))
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else if (string.Equals(videoEncoder, "wmv2", StringComparison.OrdinalIgnoreCase))
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{
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param += "-qmin 2";
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}
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else if (string.Equals(videoCodec, "msmpeg4", StringComparison.OrdinalIgnoreCase))
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else if (string.Equals(videoEncoder, "msmpeg4", StringComparison.OrdinalIgnoreCase))
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{
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param += "-mbd 2";
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}
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param += GetVideoBitrateParam(state, videoCodec);
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param += GetVideoBitrateParam(state, videoEncoder);
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var framerate = GetFramerateParam(state);
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if (framerate.HasValue)
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@ -448,8 +448,8 @@ namespace MediaBrowser.Api.Playback
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if (!string.IsNullOrEmpty(state.VideoRequest.Profile))
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{
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if (!string.Equals(videoCodec, "h264_omx", StringComparison.OrdinalIgnoreCase) &&
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!string.Equals(videoCodec, "h264_vaapi", StringComparison.OrdinalIgnoreCase))
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if (!string.Equals(videoEncoder, "h264_omx", StringComparison.OrdinalIgnoreCase) &&
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!string.Equals(videoEncoder, "h264_vaapi", StringComparison.OrdinalIgnoreCase))
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{
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// not supported by h264_omx
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param += " -profile:v " + state.VideoRequest.Profile;
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@ -458,11 +458,13 @@ namespace MediaBrowser.Api.Playback
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if (!string.IsNullOrEmpty(state.VideoRequest.Level))
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{
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var level = NormalizeTranscodingLevel(state.OutputVideoCodec, state.VideoRequest.Level);
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// h264_qsv and h264_nvenc expect levels to be expressed as a decimal. libx264 supports decimal and non-decimal format
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if (string.Equals(videoCodec, "h264_qsv", StringComparison.OrdinalIgnoreCase) ||
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string.Equals(videoCodec, "h264_nvenc", StringComparison.OrdinalIgnoreCase))
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if (string.Equals(videoEncoder, "h264_qsv", StringComparison.OrdinalIgnoreCase) ||
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string.Equals(videoEncoder, "h264_nvenc", StringComparison.OrdinalIgnoreCase))
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{
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switch (state.VideoRequest.Level)
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switch (level)
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{
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case "30":
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param += " -level 3";
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@ -492,20 +494,20 @@ namespace MediaBrowser.Api.Playback
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param += " -level 5.2";
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break;
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default:
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param += " -level " + state.VideoRequest.Level;
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param += " -level " + level;
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break;
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}
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}
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else if (!string.Equals(videoCodec, "h264_omx", StringComparison.OrdinalIgnoreCase))
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else if (!string.Equals(videoEncoder, "h264_omx", StringComparison.OrdinalIgnoreCase))
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{
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param += " -level " + state.VideoRequest.Level;
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param += " -level " + level;
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}
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}
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if (!string.Equals(videoCodec, "h264_omx", StringComparison.OrdinalIgnoreCase) &&
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!string.Equals(videoCodec, "h264_qsv", StringComparison.OrdinalIgnoreCase) &&
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!string.Equals(videoCodec, "h264_nvenc", StringComparison.OrdinalIgnoreCase) &&
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!string.Equals(videoCodec, "h264_vaapi", StringComparison.OrdinalIgnoreCase))
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if (!string.Equals(videoEncoder, "h264_omx", StringComparison.OrdinalIgnoreCase) &&
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!string.Equals(videoEncoder, "h264_qsv", StringComparison.OrdinalIgnoreCase) &&
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!string.Equals(videoEncoder, "h264_nvenc", StringComparison.OrdinalIgnoreCase) &&
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!string.Equals(videoEncoder, "h264_vaapi", StringComparison.OrdinalIgnoreCase))
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{
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param = "-pix_fmt yuv420p " + param;
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}
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@ -513,6 +515,25 @@ namespace MediaBrowser.Api.Playback
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return param;
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}
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private string NormalizeTranscodingLevel(string videoCodec, string level)
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{
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double requestLevel;
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// Clients may direct play higher than level 41, but there's no reason to transcode higher
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if (double.TryParse(level, NumberStyles.Any, UsCulture, out requestLevel))
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{
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if (string.Equals(videoCodec, "h264", StringComparison.OrdinalIgnoreCase))
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{
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if (requestLevel > 41)
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{
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return "41";
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}
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}
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}
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return level;
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}
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protected string GetAudioFilterParam(StreamState state, bool isHls)
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{
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var volParam = string.Empty;
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@ -595,23 +595,23 @@ namespace MediaBrowser.MediaEncoding.Encoder
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/// Gets the video bitrate to specify on the command line
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/// </summary>
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/// <param name="state">The state.</param>
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/// <param name="videoCodec">The video codec.</param>
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/// <param name="videoEncoder">The video codec.</param>
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/// <returns>System.String.</returns>
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protected string GetVideoQualityParam(EncodingJob state, string videoCodec)
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protected string GetVideoQualityParam(EncodingJob state, string videoEncoder)
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{
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var param = string.Empty;
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var isVc1 = state.VideoStream != null &&
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string.Equals(state.VideoStream.Codec, "vc1", StringComparison.OrdinalIgnoreCase);
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if (string.Equals(videoCodec, "libx264", StringComparison.OrdinalIgnoreCase))
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if (string.Equals(videoEncoder, "libx264", StringComparison.OrdinalIgnoreCase))
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{
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param = "-preset superfast";
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param += " -crf 23";
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}
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else if (string.Equals(videoCodec, "libx265", StringComparison.OrdinalIgnoreCase))
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else if (string.Equals(videoEncoder, "libx265", StringComparison.OrdinalIgnoreCase))
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{
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param = "-preset fast";
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@ -619,20 +619,20 @@ namespace MediaBrowser.MediaEncoding.Encoder
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}
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// h264 (h264_qsv)
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else if (string.Equals(videoCodec, "h264_qsv", StringComparison.OrdinalIgnoreCase))
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else if (string.Equals(videoEncoder, "h264_qsv", StringComparison.OrdinalIgnoreCase))
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{
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param = "-preset 7 -look_ahead 0";
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}
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// h264 (h264_nvenc)
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else if (string.Equals(videoCodec, "h264_nvenc", StringComparison.OrdinalIgnoreCase))
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else if (string.Equals(videoEncoder, "h264_nvenc", StringComparison.OrdinalIgnoreCase))
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{
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param = "-preset llhq";
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}
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// webm
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else if (string.Equals(videoCodec, "libvpx", StringComparison.OrdinalIgnoreCase))
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else if (string.Equals(videoEncoder, "libvpx", StringComparison.OrdinalIgnoreCase))
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{
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// Values 0-3, 0 being highest quality but slower
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var profileScore = 0;
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@ -659,23 +659,23 @@ namespace MediaBrowser.MediaEncoding.Encoder
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qmax);
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}
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else if (string.Equals(videoCodec, "mpeg4", StringComparison.OrdinalIgnoreCase))
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else if (string.Equals(videoEncoder, "mpeg4", StringComparison.OrdinalIgnoreCase))
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{
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param = "-mbd rd -flags +mv4+aic -trellis 2 -cmp 2 -subcmp 2 -bf 2";
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}
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// asf/wmv
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else if (string.Equals(videoCodec, "wmv2", StringComparison.OrdinalIgnoreCase))
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else if (string.Equals(videoEncoder, "wmv2", StringComparison.OrdinalIgnoreCase))
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{
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param = "-qmin 2";
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}
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else if (string.Equals(videoCodec, "msmpeg4", StringComparison.OrdinalIgnoreCase))
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else if (string.Equals(videoEncoder, "msmpeg4", StringComparison.OrdinalIgnoreCase))
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{
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param = "-mbd 2";
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}
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param += GetVideoBitrateParam(state, videoCodec);
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param += GetVideoBitrateParam(state, videoEncoder);
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var framerate = GetFramerateParam(state);
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if (framerate.HasValue)
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@ -690,8 +690,8 @@ namespace MediaBrowser.MediaEncoding.Encoder
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if (!string.IsNullOrEmpty(state.Options.Profile))
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{
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if (!string.Equals(videoCodec, "h264_omx", StringComparison.OrdinalIgnoreCase) &&
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!string.Equals(videoCodec, "h264_vaapi", StringComparison.OrdinalIgnoreCase))
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if (!string.Equals(videoEncoder, "h264_omx", StringComparison.OrdinalIgnoreCase) &&
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!string.Equals(videoEncoder, "h264_vaapi", StringComparison.OrdinalIgnoreCase))
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{
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// not supported by h264_omx
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param += " -profile:v " + state.Options.Profile;
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@ -702,9 +702,11 @@ namespace MediaBrowser.MediaEncoding.Encoder
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if (!string.IsNullOrEmpty(levelString))
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{
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levelString = NormalizeTranscodingLevel(state.OutputVideoCodec, levelString);
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// h264_qsv and h264_nvenc expect levels to be expressed as a decimal. libx264 supports decimal and non-decimal format
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if (string.Equals(videoCodec, "h264_qsv", StringComparison.OrdinalIgnoreCase) ||
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string.Equals(videoCodec, "h264_nvenc", StringComparison.OrdinalIgnoreCase))
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if (string.Equals(videoEncoder, "h264_qsv", StringComparison.OrdinalIgnoreCase) ||
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string.Equals(videoEncoder, "h264_nvenc", StringComparison.OrdinalIgnoreCase))
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{
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switch (levelString)
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{
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@ -740,16 +742,16 @@ namespace MediaBrowser.MediaEncoding.Encoder
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break;
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}
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}
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else if (!string.Equals(videoCodec, "h264_omx", StringComparison.OrdinalIgnoreCase))
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else if (!string.Equals(videoEncoder, "h264_omx", StringComparison.OrdinalIgnoreCase))
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{
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param += " -level " + levelString;
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}
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}
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if (!string.Equals(videoCodec, "h264_omx", StringComparison.OrdinalIgnoreCase) &&
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!string.Equals(videoCodec, "h264_qsv", StringComparison.OrdinalIgnoreCase) &&
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!string.Equals(videoCodec, "h264_nvenc", StringComparison.OrdinalIgnoreCase) &&
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!string.Equals(videoCodec, "h264_vaapi", StringComparison.OrdinalIgnoreCase))
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if (!string.Equals(videoEncoder, "h264_omx", StringComparison.OrdinalIgnoreCase) &&
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!string.Equals(videoEncoder, "h264_qsv", StringComparison.OrdinalIgnoreCase) &&
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!string.Equals(videoEncoder, "h264_nvenc", StringComparison.OrdinalIgnoreCase) &&
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!string.Equals(videoEncoder, "h264_vaapi", StringComparison.OrdinalIgnoreCase))
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{
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param = "-pix_fmt yuv420p " + param;
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}
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@ -757,6 +759,25 @@ namespace MediaBrowser.MediaEncoding.Encoder
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return param;
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}
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private string NormalizeTranscodingLevel(string videoCodec, string level)
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{
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double requestLevel;
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// Clients may direct play higher than level 41, but there's no reason to transcode higher
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if (double.TryParse(level, NumberStyles.Any, UsCulture, out requestLevel))
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{
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if (string.Equals(videoCodec, "h264", StringComparison.OrdinalIgnoreCase))
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{
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if (requestLevel > 41)
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{
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return "41";
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}
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}
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}
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return level;
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}
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protected string GetVideoBitrateParam(EncodingJob state, string videoCodec)
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{
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var bitrate = state.OutputVideoBitrate;
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