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adjust streaming quality params

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This commit is contained in:
Luke Pulverenti 2014-02-03 00:35:56 -05:00
parent 30ebfab8e0
commit ed2b71492a
1 changed files with 29 additions and 4 deletions
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33
MediaBrowser.Api/Playback/BaseStreamingService.cs
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@ -307,9 +307,11 @@ namespace MediaBrowser.Api.Playback
var hasFixedResolution = state.VideoRequest.HasFixedResolution;
var qualitySetting = GetQualitySetting();
if (string.Equals(videoCodec, "libx264", StringComparison.OrdinalIgnoreCase))
{
switch (GetQualitySetting())
switch (qualitySetting)
{
case EncodingQuality.HighSpeed:
param = "-preset ultrafast";
@ -322,9 +324,20 @@ namespace MediaBrowser.Api.Playback
break;
}
if (!hasFixedResolution)
if (!isHls)
{
param += " -crf 18";
switch (qualitySetting)
{
case EncodingQuality.HighSpeed:
param += " -crf 23";
break;
case EncodingQuality.HighQuality:
param += " -crf 20";
break;
case EncodingQuality.MaxQuality:
param += " -crf 18";
break;
}
}
}
@ -336,7 +349,18 @@ namespace MediaBrowser.Api.Playback
if (!hasFixedResolution)
{
param += " -crf 18";
switch (qualitySetting)
{
case EncodingQuality.HighSpeed:
param += " -crf 18";
break;
case EncodingQuality.HighQuality:
param += " -crf 14";
break;
case EncodingQuality.MaxQuality:
param += " -crf 10";
break;
}
}
}
@ -970,6 +994,7 @@ 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));
//return string.Format(" -minrate:v ({0}*.95) -maxrate:v ({0}*1.05) -bufsize:v {0} -b:v {0}", bitrate.Value.ToString(UsCulture));
}
if (string.Equals(videoCodec, "msmpeg4", StringComparison.OrdinalIgnoreCase))