diff --git a/FFMpegCore/FFMPEG/Pipes/RawVideoPipeDataWriter.cs b/FFMpegCore/FFMPEG/Pipes/RawVideoPipeDataWriter.cs
index c7d3df0..fd62f23 100644
--- a/FFMpegCore/FFMPEG/Pipes/RawVideoPipeDataWriter.cs
+++ b/FFMpegCore/FFMPEG/Pipes/RawVideoPipeDataWriter.cs
@@ -11,9 +11,9 @@ namespace FFMpegCore.FFMPEG.Pipes
     /// </summary>
     public class RawVideoPipeDataWriter : IPipeDataWriter
     {
-        public string StreamFormat { get; set; }
-        public int Width { get; set; }
-        public int Height { get; set; }
+        public string StreamFormat { get; private set; }
+        public int Width { get; private set; }
+        public int Height { get; private set; }
         public int FrameRate { get; set; } = 25;
         private IEnumerator<IVideoFrame> framesEnumerator;