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using MediaBrowser.Model.MediaInfo;
using System.Collections.Generic;
using System.Linq;
namespace MediaBrowser.MediaEncoding.Encoder
{
public static class EncodingUtils
{
public static string GetInputArgument(List<string> inputFiles, MediaProtocol protocol)
{
if (protocol == MediaProtocol.Http)
{
var url = inputFiles.First();
return string.Format("\"{0}\"", url);
}
if (protocol == MediaProtocol.Rtmp)
{
var url = inputFiles.First();
return string.Format("\"{0}\"", url);
}
if (protocol == MediaProtocol.Rtsp)
{
var url = inputFiles.First();
return string.Format("\"{0}\"", url);
}
return GetConcatInputArgument(inputFiles);
}
/// <summary>
/// Gets the concat input argument.
/// </summary>
/// <param name="inputFiles">The input files.</param>
/// <returns>System.String.</returns>
private static string GetConcatInputArgument(IReadOnlyList<string> inputFiles)
{
// Get all streams
// If there's more than one we'll need to use the concat command
if (inputFiles.Count > 1)
{
var files = string.Join("|", inputFiles.Select(NormalizePath).ToArray());
return string.Format("concat:\"{0}\"", files);
}
// Determine the input path for video files
return GetFileInputArgument(inputFiles[0]);
}
/// <summary>
/// Gets the file input argument.
/// </summary>
/// <param name="path">The path.</param>
/// <returns>System.String.</returns>
private static string GetFileInputArgument(string path)
{
// Quotes are valid path characters in linux and they need to be escaped here with a leading \
path = NormalizePath(path);
return string.Format("file:\"{0}\"", path);
}
/// <summary>
/// Normalizes the path.
/// </summary>
/// <param name="path">The path.</param>
/// <returns>System.String.</returns>
private static string NormalizePath(string path)
{
// Quotes are valid path characters in linux and they need to be escaped here with a leading \
return path.Replace("\"", "\\\"");
}
public static string GetProbeSizeArgument(bool isDvd)
{
return isDvd ? "-probesize 1G -analyzeduration 200M" : " -analyzeduration 2M";
}
}
}
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