diff --git a/FFMpegCore/Extend/BitmapVideoFrameWrapper.cs b/FFMpegCore/Extend/BitmapVideoFrameWrapper.cs
index 36790d4..bc81643 100644
--- a/FFMpegCore/Extend/BitmapVideoFrameWrapper.cs
+++ b/FFMpegCore/Extend/BitmapVideoFrameWrapper.cs
@@ -68,6 +68,8 @@ private static string ConvertStreamFormat(PixelFormat fmt)
             {
                 case PixelFormat.Format16bppGrayScale:
                     return "gray16le";
+                case PixelFormat.Format16bppRgb555:
+                    return "bgr555le";
                 case PixelFormat.Format16bppRgb565:
                     return "bgr565le";
                 case PixelFormat.Format24bppRgb: