If unimportant stream analysis failed then playback could be without video or audio (or both)

CinemaJellyfin/CinemaMediaAnalyzer.cs

@@ -138,6 +138,31 @@ sealed class CinemaMediaAnalyzer
           break;
       }
 
+		// Add unrecognized bogus streams so stream Index values are continous and sorted in the
+		// ascending order as implementation  of EncodingHelper.FindIndex is extremely stupid.
+		Dictionary<int, MediaStream> indicies = new Dictionary<int, MediaStream>();
+		int minI = int.MaxValue, maxI = -1;
+		foreach (MediaStream i in result.MediaStreams)
+		{
+			indicies.Add(i.Index, i);
+			if (minI > i.Index)
+				minI = i.Index;
+			if (maxI < i.Index)
+				maxI = i.Index;
+		}
+		if (minI != 0 || maxI + 1 != indicies.Count || !indicies.ContainsKey(0))
+		{
+			List<MediaStream> streams = new List<MediaStream>();
+			for (int i = 0; i < maxI; i++)
+				if (indicies.TryGetValue(i, out MediaStream? a))
+					// Regular stream
+					streams.Add(a);
+				else
+					// Bogus stream to fill index position
+					streams.Add(new MediaStream() { Type = MediaStreamType.Data, Index = i });
+			result.MediaStreams = streams;
+		}
+
     return result;
   }