Cleanup and refactor streambuilder

MediaBrowser.Model/Dlna/MediaOptions.cs

@@ -0,0 +1,116 @@
+#nullable disable
+#pragma warning disable CS1591
+
+using System;
+using MediaBrowser.Model.Dto;
+
+namespace MediaBrowser.Model.Dlna
+{
+    /// <summary>
+    /// Class MediaOptions.
+    /// </summary>
+    public class MediaOptions
+    {
+        public MediaOptions()
+        {
+            Context = EncodingContext.Streaming;
+
+            EnableDirectPlay = true;
+            EnableDirectStream = true;
+        }
+
+        public bool EnableDirectPlay { get; set; }
+
+        public bool EnableDirectStream { get; set; }
+
+        public bool ForceDirectPlay { get; set; }
+
+        public bool ForceDirectStream { get; set; }
+
+        /// <summary>
+        /// Gets or sets an override for allowing stream copy.
+        /// </summary>
+        public bool AllowAudioStreamCopy { get; set; }
+
+        /// <summary>
+        /// Gets or sets an override for allowing stream copy.
+        /// </summary>
+        public bool AllowVideoStreamCopy { get; set; }
+
+        public Guid ItemId { get; set; }
+
+        public MediaSourceInfo[] MediaSources { get; set; }
+
+        public DeviceProfile Profile { get; set; }
+
+        /// <summary>
+        /// Gets or sets a media source id. Optional. Only needed if a specific AudioStreamIndex or SubtitleStreamIndex are requested.
+        /// </summary>
+        public string MediaSourceId { get; set; }
+
+        public string DeviceId { get; set; }
+
+        /// <summary>
+        /// Gets or sets an override of supported number of audio channels
+        /// Example: DeviceProfile supports five channel, but user only has stereo speakers.
+        /// </summary>
+        public int? MaxAudioChannels { get; set; }
+
+        /// <summary>
+        /// Gets or sets the application's configured quality setting.
+        /// </summary>
+        public int? MaxBitrate { get; set; }
+
+        /// <summary>
+        /// Gets or sets the context.
+        /// </summary>
+        /// <value>The context.</value>
+        public EncodingContext Context { get; set; }
+
+        /// <summary>
+        /// Gets or sets the audio transcoding bitrate.
+        /// </summary>
+        /// <value>The audio transcoding bitrate.</value>
+        public int? AudioTranscodingBitrate { get; set; }
+
+        /// <summary>
+        /// Gets or sets an override for the audio stream index.
+        /// </summary>
+        public int? AudioStreamIndex { get; set; }
+
+        /// <summary>
+        /// Gets or sets an override for the subtitle stream index.
+        /// </summary>
+        public int? SubtitleStreamIndex { get; set; }
+
+        /// <summary>
+        /// Gets the maximum bitrate.
+        /// </summary>
+        /// <param name="isAudio">Whether or not this is audio.</param>
+        /// <returns>System.Nullable&lt;System.Int32&gt;.</returns>
+        public int? GetMaxBitrate(bool isAudio)
+        {
+            if (MaxBitrate.HasValue)
+            {
+                return MaxBitrate;
+            }
+
+            if (Profile is null)
+            {
+                return null;
+            }
+
+            if (Context == EncodingContext.Static)
+            {
+                if (isAudio && Profile.MaxStaticMusicBitrate.HasValue)
+                {
+                    return Profile.MaxStaticMusicBitrate;
+                }
+
+                return Profile.MaxStaticBitrate;
+            }
+
+            return Profile.MaxStreamingBitrate;
+        }
+    }
+}