diff --git a/FFMpegCore/FFProbe/AudioStream.cs b/FFMpegCore/FFProbe/AudioStream.cs
index d6f4b33..50c5572 100644
--- a/FFMpegCore/FFProbe/AudioStream.cs
+++ b/FFMpegCore/FFProbe/AudioStream.cs
@@ -2,9 +2,9 @@
 {
     public class AudioStream : MediaStream
     {
-        public int Channels { get; internal set; }
-        public string ChannelLayout { get; internal set; } = null!;
-        public int SampleRateHz { get; internal set; }
-        public string Profile { get; internal set; } = null!;
+        public int Channels { get; set; }
+        public string ChannelLayout { get; set; } = null!;
+        public int SampleRateHz { get; set; }
+        public string Profile { get; set; } = null!;
     }
 }
\ No newline at end of file
diff --git a/FFMpegCore/FFProbe/FFProbe.cs b/FFMpegCore/FFProbe/FFProbe.cs
index cfd719e..15ad171 100644
--- a/FFMpegCore/FFProbe/FFProbe.cs
+++ b/FFMpegCore/FFProbe/FFProbe.cs
@@ -163,7 +163,7 @@ private static FFProbeFrames ParseFramesOutput(IProcessResult instance)
                 NumberHandling = System.Text.Json.Serialization.JsonNumberHandling.AllowReadingFromString | System.Text.Json.Serialization.JsonNumberHandling.WriteAsString
             }) ;
 
-            return ffprobeAnalysis;
+            return ffprobeAnalysis!;
         }
 
         private static FFProbePackets ParsePacketsOutput(IProcessResult instance)
@@ -175,7 +175,7 @@ private static FFProbePackets ParsePacketsOutput(IProcessResult instance)
                 NumberHandling = System.Text.Json.Serialization.JsonNumberHandling.AllowReadingFromString | System.Text.Json.Serialization.JsonNumberHandling.WriteAsString
             }) ;
 
-            return ffprobeAnalysis;
+            return ffprobeAnalysis!;
         }
 
         private static void ThrowIfInputFileDoesNotExist(string filePath)
diff --git a/FFMpegCore/FFProbe/MediaStream.cs b/FFMpegCore/FFProbe/MediaStream.cs
index 68bc78f..ffab04b 100644
--- a/FFMpegCore/FFProbe/MediaStream.cs
+++ b/FFMpegCore/FFProbe/MediaStream.cs
@@ -5,18 +5,18 @@
 
 namespace FFMpegCore
 {
-    public class MediaStream
+    public abstract class MediaStream
     {
-        public int Index { get; internal set; }
-        public string CodecName { get; internal set; } = null!;
-        public string CodecLongName { get; internal set; } = null!;
+        public int Index { get; set; }
+        public string CodecName { get; set; } = null!;
+        public string CodecLongName { get; set; } = null!;
         public string CodecTagString { get; set; } = null!;
         public string CodecTag { get; set; } = null!;
-        public long BitRate { get; internal set; }
-        public TimeSpan Duration { get; internal set; }
-        public string? Language { get; internal set; }
-        public Dictionary<string, bool>? Disposition { get; internal set; }
-        public Dictionary<string, string>? Tags { get; internal set; }
+        public long BitRate { get; set; }
+        public TimeSpan Duration { get; set; }
+        public string? Language { get; set; }
+        public Dictionary<string, bool>? Disposition { get; set; }
+        public Dictionary<string, string>? Tags { get; set; }
         
         public Codec GetCodecInfo() => FFMpeg.GetCodec(CodecName);
     }
diff --git a/FFMpegCore/FFProbe/VideoStream.cs b/FFMpegCore/FFProbe/VideoStream.cs
index 8738212..a07cdd9 100644
--- a/FFMpegCore/FFProbe/VideoStream.cs
+++ b/FFMpegCore/FFProbe/VideoStream.cs
@@ -4,14 +4,14 @@ namespace FFMpegCore
 {
     public class VideoStream : MediaStream
     {
-        public double AvgFrameRate { get; internal set; }
-        public int BitsPerRawSample { get; internal set; }
-        public (int Width, int Height) DisplayAspectRatio { get; internal set; }
-        public string Profile { get; internal set; } = null!;
-        public int Width { get; internal set; }
-        public int Height { get; internal set; }
-        public double FrameRate { get; internal set; }
-        public string PixelFormat { get; internal set; } = null!;
+        public double AvgFrameRate { get; set; }
+        public int BitsPerRawSample { get; set; }
+        public (int Width, int Height) DisplayAspectRatio { get; set; }
+        public string Profile { get; set; } = null!;
+        public int Width { get; set; }
+        public int Height { get; set; }
+        public double FrameRate { get; set; }
+        public string PixelFormat { get; set; } = null!;
         public int Rotation { get; set; }
         public double AverageFrameRate { get; set; }