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using System;
using System.IO;
using MediaBrowser.Model.Configuration;
namespace MediaBrowser.Common.Configuration
{
/// <summary>
/// Class containing extension methods for working with the encoding configuration.
/// </summary>
public static class EncodingConfigurationExtensions
{
/// <summary>
/// Gets the encoding options.
/// </summary>
/// <param name="configurationManager">The configuration manager.</param>
/// <returns>The encoding options.</returns>
public static EncodingOptions GetEncodingOptions(this IConfigurationManager configurationManager)
=> configurationManager.GetConfiguration<EncodingOptions>("encoding");
/// <summary>
/// Retrieves the transcoding temp path from the encoding configuration, falling back to a default if no path
/// is specified in configuration. If the directory does not exist, it will be created.
/// </summary>
/// <param name="configurationManager">The configuration manager.</param>
/// <returns>The transcoding temp path.</returns>
/// <exception cref="UnauthorizedAccessException">If the directory does not exist, and the caller does not have the required permission to create it.</exception>
/// <exception cref="NotSupportedException">If there is a custom path transcoding path specified, but it is invalid.</exception>
/// <exception cref="IOException">If the directory does not exist, and it also could not be created.</exception>
public static string GetTranscodePath(this IConfigurationManager configurationManager)
{
// Get the configured path and fall back to a default
var transcodingTempPath = configurationManager.GetEncodingOptions().TranscodingTempPath;
if (string.IsNullOrEmpty(transcodingTempPath))
{
transcodingTempPath = Path.Combine(configurationManager.CommonApplicationPaths.CachePath, "transcodes");
}
configurationManager.CommonApplicationPaths.CreateAndCheckMarker(transcodingTempPath, "transcode", true);
return transcodingTempPath;
}
}
}
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