jellyfin/MediaBrowser.Server.Implementations/Sync/SyncHelper.cs

using System;
using System.Globalization;

namespace MediaBrowser.Server.Implementations.Sync
{
    public class SyncHelper
    {
        public static int? AdjustBitrate(int? profileBitrate, string quality)
        {
            if (profileBitrate.HasValue)
            {
                if (string.Equals(quality, "medium", StringComparison.OrdinalIgnoreCase))
                {
                    profileBitrate = Convert.ToInt32(profileBitrate.Value * .75);
                }
                else if (string.Equals(quality, "low", StringComparison.OrdinalIgnoreCase))
                {
                    profileBitrate = Convert.ToInt32(profileBitrate.Value*.5);
                }
                else
                {
                    int value;
                    if (int.TryParse(quality, NumberStyles.Any, CultureInfo.InvariantCulture, out value))
                    {
                        profileBitrate = value;
                    }
                }
            }

            return profileBitrate;
        }
    }
}