Use enums for encoding options (#12561)

MediaBrowser.Model/Entities/EncoderPreset.cs

@@ -0,0 +1,64 @@
+#pragma warning disable SA1300 // Lowercase required for backwards compat.
+
+namespace MediaBrowser.Model.Entities;
+
+/// <summary>
+/// Enum containing encoder presets.
+/// </summary>
+public enum EncoderPreset
+{
+    /// <summary>
+    /// Auto preset.
+    /// </summary>
+    auto = 0,
+
+    /// <summary>
+    /// Placebo preset.
+    /// </summary>
+    placebo = 1,
+
+    /// <summary>
+    /// Veryslow preset.
+    /// </summary>
+    veryslow = 2,
+
+    /// <summary>
+    /// Slower preset.
+    /// </summary>
+    slower = 3,
+
+    /// <summary>
+    /// Slow preset.
+    /// </summary>
+    slow = 4,
+
+    /// <summary>
+    /// Medium preset.
+    /// </summary>
+    medium = 5,
+
+    /// <summary>
+    /// Fast preset.
+    /// </summary>
+    fast = 6,
+
+    /// <summary>
+    /// Faster preset.
+    /// </summary>
+    faster = 7,
+
+    /// <summary>
+    /// Veryfast preset.
+    /// </summary>
+    veryfast = 8,
+
+    /// <summary>
+    /// Superfast preset.
+    /// </summary>
+    superfast = 9,
+
+    /// <summary>
+    /// Ultrafast preset.
+    /// </summary>
+    ultrafast = 10
+}