update h264/qsv params

9 years ago · f0b072331f
parent de807fa9de
commit f0b072331f
1 changed files with 5 additions and 2 deletions
--- a/MediaBrowser.Api/Playback/BaseStreamingService.cs
+++ b/MediaBrowser.Api/Playback/BaseStreamingService.cs
@ -318,7 +318,7 @@ namespace MediaBrowser.Api.Playback
            {
                param = "-preset superfast";

-                param += " -crf 23";
+                param += " -crf 23 -rc-lookahead 0 -muxdelay 0 -refs 1";
            }

            else if (string.Equals(videoCodec, "libx265", StringComparison.OrdinalIgnoreCase))
@ -566,7 +566,10 @@ namespace MediaBrowser.Api.Playback

            if (string.Equals(outputVideoCodec, "h264_qsv", StringComparison.OrdinalIgnoreCase))
            {
-                filters[filters.Count - 1] += ":flags=fast_bilinear";
+                if (filters.Count > 0)
+                {
+                    filters[filters.Count - 1] += ":flags=fast_bilinear";
+                }
            }

            var output = string.Empty;