starred/jellyfin-jellyfin-1
1
0
Fork 0
mirror of https://github.com/jellyfin/jellyfin.git synced 2025-12-22 16:54:46 +03:00
Code Issues Packages Projects Releases Wiki Activity

rework transcoding settings

Browse Source
This commit is contained in:
Luke Pulverenti
2015-07-30 21:52:11 -04:00
parent a2b9ee8ac6
commit 901dab5760
10 changed files with 35 additions and 183 deletions
Download Patch File Download Diff File Expand all files Collapse all files

98
MediaBrowser.Api/Playback/BaseStreamingService.cs
View File

@@ -263,38 +263,27 @@ namespace MediaBrowser.Api.Playback
return returnFirstIfNoIndex ? streams.FirstOrDefault() : null;
}
protected EncodingQuality GetQualitySetting()
{
var quality = ApiEntryPoint.Instance.GetEncodingOptions().EncodingQuality;
if (quality == EncodingQuality.Auto)
{
var cpuCount = Environment.ProcessorCount;
if (cpuCount >= 4)
{
//return EncodingQuality.HighQuality;
}
return EncodingQuality.HighSpeed;
}
return quality;
}
/// <summary>
/// Gets the number of threads.
/// </summary>
/// <returns>System.Int32.</returns>
protected int GetNumberOfThreads(StreamState state, bool isWebm)
{
var threads = ApiEntryPoint.Instance.GetEncodingOptions().EncodingThreadCount;
if (isWebm)
{
// Recommended per docs
return Math.Max(Environment.ProcessorCount - 1, 2);
}
return 0;
// Automatic
if (threads == -1)
{
return 0;
}
return threads;
}
protected string H264Encoder
@@ -326,77 +315,31 @@ namespace MediaBrowser.Api.Playback
var isVc1 = state.VideoStream != null &&
string.Equals(state.VideoStream.Codec, "vc1", StringComparison.OrdinalIgnoreCase);
var qualitySetting = GetQualitySetting();
if (string.Equals(videoCodec, "libx264", StringComparison.OrdinalIgnoreCase))
{
param = "-preset superfast";
switch (qualitySetting)
{
case EncodingQuality.HighSpeed:
param += " -crf 23";
break;
case EncodingQuality.HighQuality:
param += " -crf 20";
break;
case EncodingQuality.MaxQuality:
param += " -crf 18";
break;
}
param += " -crf 23";
}
else if (string.Equals(videoCodec, "libx265", StringComparison.OrdinalIgnoreCase))
{
param = "-preset fast";
switch (qualitySetting)
{
case EncodingQuality.HighSpeed:
param += " -crf 28";
break;
case EncodingQuality.HighQuality:
param += " -crf 25";
break;
case EncodingQuality.MaxQuality:
param += " -crf 21";
break;
}
param += " -crf 28";
}
// h264 (h264_qsv)
else if (string.Equals(videoCodec, "h264_qsv", StringComparison.OrdinalIgnoreCase))
{
switch (qualitySetting)
{
case EncodingQuality.HighSpeed:
param = "-preset 7";
break;
case EncodingQuality.HighQuality:
param = "-preset 4";
break;
case EncodingQuality.MaxQuality:
param = "-preset 1";
break;
}
param = "-preset 7";
}
// h264 (libnvenc)
else if (string.Equals(videoCodec, "libnvenc", StringComparison.OrdinalIgnoreCase))
{
switch (qualitySetting)
{
case EncodingQuality.HighSpeed:
param = "-preset high-performance";
break;
case EncodingQuality.HighQuality:
param = "";
break;
case EncodingQuality.MaxQuality:
param = "-preset high-quality";
break;
}
param = "-preset high-performance";
}
// webm
@@ -409,20 +352,7 @@ namespace MediaBrowser.Api.Playback
var qmin = "0";
var qmax = "50";
switch (qualitySetting)
{
case EncodingQuality.HighSpeed:
crf = "10";
break;
case EncodingQuality.HighQuality:
crf = "6";
break;
case EncodingQuality.MaxQuality:
crf = "4";
break;
default:
throw new ArgumentException("Unrecognized quality setting");
}
crf = "10";
if (isVc1)
{