mirror of
https://github.com/jellyfin/jellyfin.git
synced 2024-09-07 20:08:59 +02:00
184 lines
No EOL
4.7 KiB
C#
184 lines
No EOL
4.7 KiB
C#
using System;
|
|
using System.Collections.Generic;
|
|
using System.Diagnostics;
|
|
using MediaBrowser.Model.Logging;
|
|
|
|
namespace MediaBrowser.MediaEncoding.Encoder
|
|
{
|
|
public class EncoderValidator
|
|
{
|
|
private readonly ILogger _logger;
|
|
|
|
public EncoderValidator(ILogger logger)
|
|
{
|
|
_logger = logger;
|
|
}
|
|
|
|
public Tuple<List<string>, List<string>> Validate(string encoderPath)
|
|
{
|
|
_logger.Info("Validating media encoder at {0}", encoderPath);
|
|
|
|
var decoders = GetDecoders(encoderPath);
|
|
var encoders = GetEncoders(encoderPath);
|
|
|
|
_logger.Info("Encoder validation complete");
|
|
|
|
return new Tuple<List<string>, List<string>>(decoders, encoders);
|
|
}
|
|
|
|
public bool ValidateVersion(string encoderAppPath)
|
|
{
|
|
string output = string.Empty;
|
|
try
|
|
{
|
|
output = GetProcessOutput(encoderAppPath, "-version");
|
|
}
|
|
catch
|
|
{
|
|
}
|
|
|
|
if (string.IsNullOrWhiteSpace(output))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
if (output.IndexOf("Libav developers", StringComparison.OrdinalIgnoreCase) != -1)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
private List<string> GetDecoders(string encoderAppPath)
|
|
{
|
|
string output = string.Empty;
|
|
try
|
|
{
|
|
output = GetProcessOutput(encoderAppPath, "-decoders");
|
|
}
|
|
catch
|
|
{
|
|
}
|
|
|
|
var found = new List<string>();
|
|
var required = new[]
|
|
{
|
|
"h264_qsv",
|
|
"mpeg2_qsv",
|
|
"vc1_qsv"
|
|
};
|
|
|
|
foreach (var codec in required)
|
|
{
|
|
var srch = " " + codec + " ";
|
|
|
|
if (output.IndexOf(srch, StringComparison.OrdinalIgnoreCase) != -1)
|
|
{
|
|
_logger.Info("Decoder available: " + codec);
|
|
found.Add(codec);
|
|
}
|
|
}
|
|
|
|
return found;
|
|
}
|
|
|
|
private List<string> GetEncoders(string encoderAppPath)
|
|
{
|
|
string output = null;
|
|
try
|
|
{
|
|
output = GetProcessOutput(encoderAppPath, "-encoders");
|
|
}
|
|
catch
|
|
{
|
|
}
|
|
|
|
var found = new List<string>();
|
|
var required = new[]
|
|
{
|
|
"libx264",
|
|
"libx265",
|
|
"mpeg4",
|
|
"msmpeg4",
|
|
"libvpx",
|
|
"libvpx-vp9",
|
|
"aac",
|
|
"libmp3lame",
|
|
"libopus",
|
|
"libvorbis",
|
|
"srt",
|
|
"h264_nvenc",
|
|
"h264_qsv",
|
|
"h264_omx",
|
|
"h264_vaapi",
|
|
"ac3"
|
|
};
|
|
|
|
output = output ?? string.Empty;
|
|
|
|
var index = 0;
|
|
|
|
foreach (var codec in required)
|
|
{
|
|
var srch = " " + codec + " ";
|
|
|
|
if (output.IndexOf(srch, StringComparison.OrdinalIgnoreCase) != -1)
|
|
{
|
|
if (index < required.Length - 1)
|
|
{
|
|
_logger.Info("Encoder available: " + codec);
|
|
}
|
|
|
|
found.Add(codec);
|
|
}
|
|
index++;
|
|
}
|
|
|
|
return found;
|
|
}
|
|
|
|
private string GetProcessOutput(string path, string arguments)
|
|
{
|
|
var process = new Process
|
|
{
|
|
StartInfo = new ProcessStartInfo
|
|
{
|
|
CreateNoWindow = true,
|
|
UseShellExecute = false,
|
|
FileName = path,
|
|
Arguments = arguments,
|
|
WindowStyle = ProcessWindowStyle.Hidden,
|
|
ErrorDialog = false,
|
|
RedirectStandardOutput = true
|
|
}
|
|
};
|
|
|
|
using (process)
|
|
{
|
|
process.Start();
|
|
|
|
try
|
|
{
|
|
return process.StandardOutput.ReadToEnd();
|
|
}
|
|
catch
|
|
{
|
|
_logger.Info("Killing process {0} {1}", path, arguments);
|
|
|
|
// Hate having to do this
|
|
try
|
|
{
|
|
process.Kill();
|
|
}
|
|
catch (Exception ex1)
|
|
{
|
|
_logger.ErrorException("Error killing process", ex1);
|
|
}
|
|
|
|
throw;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} |