diff --git a/Assets/RTMPPublisher.cs b/Assets/RTMPPublisher.cs
index 8ca5645..1125963 100644
--- a/Assets/RTMPPublisher.cs
+++ b/Assets/RTMPPublisher.cs
@@ -30,8 +30,6 @@ namespace ZC
 
         [SerializeField] private Camera _camera;
 
-        private Texture2D _output;
-
         private volatile int _sendData;
 
         private AsyncGPUReadbackRequest _asyncGPUReadbackRequest;
@@ -188,7 +186,7 @@ namespace ZC
                 $" -loglevel info " +
                 $" -map 0:a:0  -map 1:v:0 " +
                 $" -c:a aac " +
-                $" -c:v:0 libx264 -g 1 -bf 0 -speed 1x -max_delay 0 -vf scale={this._config.resolution} -preset:v ultrafast -tune:v zerolatency -crf 10 -pix_fmt yuv420p -strict -2 " +
+                $" -c:v:0 libx264 -g 1 -bf 0 -max_delay 0 -vf scale={this._config.resolution} -preset:v ultrafast -tune:v zerolatency -crf 10 -pix_fmt yuv420p -strict -2 " +
                 $" -f flv {this._config.server}{this._config.appName} -bf 0 ";
             Debug.Log(processStartInfo.Arguments);
 
@@ -223,7 +221,6 @@ namespace ZC
             _isRequesting = true;
             SetCamera(camera);
             _sendData = 0;
-            Object.Destroy(_output);
             this._targetTextureWidth = camera.targetTexture.width;
             this._targetTextureHeight = camera.targetTexture.height;
             var targetTextureByteCount = this._targetTextureWidth * this._targetTextureHeight * 3;
@@ -233,8 +230,6 @@ namespace ZC
                 _bitmapArray = new byte[Bitmap.FileHeaderSize + Bitmap.ImageHeaderSize + targetTextureByteCount];
             }
 
-            _output = new Texture2D(this._targetTextureWidth, this._targetTextureHeight);
-
             _frameIndex = _doneFrameIndex = 0;
             CreateCaptureThread();
 
@@ -250,21 +245,10 @@ namespace ZC
 
         public void Dispose()
         {
-            try
-            {
-                this._isRequesting = true;
-                _sendData = 0;
-                _camera = null;
-                Object.Destroy(_output);
-                this.DisposeCaptureThread();
-            }
-            finally
-            {
-#if UNITY_EDITOR
-#else
-                _textureData.Dispose();
-#endif
-            }
+            this._isRequesting = true;
+            _sendData = 0;
+            _camera = null;
+            this.DisposeCaptureThread();
         }
 
         [DllImport("kernel32.dll", SetLastError = true)]