diff options
| author | tikuf <admin@nyalindee.com> | 2014-04-02 17:53:50 +1100 |
|---|---|---|
| committer | tikuf <admin@nyalindee.com> | 2014-04-02 17:53:50 +1100 |
| commit | fcff9a6df566171235e7a5a5e7625900399f6f70 (patch) | |
| tree | aacb2aa0e40e7d18b3e62a0d354aa39f43219043 | |
| parent | 9ff262bc2ac24be2931505aa877b0c500fcb988a (diff) | |
stop judder in higher bitrate source files by constraining up but not down
| -rw-r--r-- | MediaBrowser.Api/Playback/BaseStreamingService.cs | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/MediaBrowser.Api/Playback/BaseStreamingService.cs b/MediaBrowser.Api/Playback/BaseStreamingService.cs index 297bbad5c..b9eb4db07 100644 --- a/MediaBrowser.Api/Playback/BaseStreamingService.cs +++ b/MediaBrowser.Api/Playback/BaseStreamingService.cs @@ -294,7 +294,7 @@ namespace MediaBrowser.Api.Playback { if (isWebm) { - return Math.Max(Environment.ProcessorCount - 1, 1); + return Math.Max(Environment.ProcessorCount - 1, 2); } return 0; @@ -309,9 +309,9 @@ namespace MediaBrowser.Api.Playback case EncodingQuality.HighSpeed: return 2; case EncodingQuality.HighQuality: - return isWebm ? Math.Max(Environment.ProcessorCount - 1, 1) : 0; + return isWebm ? Math.Max(Environment.ProcessorCount - 1, 2) : 0; case EncodingQuality.MaxQuality: - return isWebm ? Math.Max(Environment.ProcessorCount - 1, 1) : 0; + return isWebm ? Math.Max(Environment.ProcessorCount - 1, 2) : 0; default: throw new Exception("Unrecognized MediaEncodingQuality value."); } @@ -1005,8 +1005,8 @@ namespace MediaBrowser.Api.Playback } // With vpx when crf is used, b:v becomes a max rate - // https://trac.ffmpeg.org/wiki/vpxEncodingGuide - return string.Format(" -b:v {0}", bitrate.Value.ToString(UsCulture)); + // https://trac.ffmpeg.org/wiki/vpxEncodingGuide. But higher bitrate source files -b:v causes judder so limite the bitrate but dont allow it to "saturate" the bitrate. So dont contrain it down just up. + return string.Format(" -maxrate:v {0} -bufsize:v ({0}*2) -b:v {0}", bitrate.Value.ToString(UsCulture)); } if (string.Equals(videoCodec, "msmpeg4", StringComparison.OrdinalIgnoreCase)) |