Fixed frame rotation for Android.

Author: cloudwebrtc

android/src/main/java/com/cloudwebrtc/webrtc/FlutterRTCVideoRenderer.java

@@ -52,8 +52,15 @@ public void onFrameResolutionChanged(
                     ConstraintsMap params = new ConstraintsMap();
                     params.putString("event", "didTextureChangeVideoSize");
                     params.putInt("id", id);
-                    params.putDouble("width", (double) videoWidth);
-                    params.putDouble("height", (double) videoHeight);
+
+                    if(rotation == 90 || rotation == 270){
+                        params.putDouble("width", (double) videoHeight);
+                        params.putDouble("height", (double) videoWidth);
+                    }else {
+                        params.putDouble("width", (double) videoWidth);
+                        params.putDouble("height", (double) videoHeight);
+                    }
+
                     eventSink.success(params.toMap());
 
                     ConstraintsMap params2 = new ConstraintsMap();

android/src/main/java/com/cloudwebrtc/webrtc/SurfaceTextureRenderer.java

@@ -564,8 +564,13 @@ private void updateFrameDimensionsAndReportEvents(VideoRenderer.I420Frame frame)
         frameWidth = frame.width;
         frameHeight = frame.height;
         frameRotation = frame.rotationDegree;
-        texture.setDefaultBufferSize(frameWidth, frameHeight);
-        surfaceChanged(frameWidth, frameHeight);
+        if(frameRotation == 90 || frameRotation == 270) {
+          texture.setDefaultBufferSize(frameHeight, frameWidth);
+          surfaceChanged(frameHeight, frameWidth);
+        }else {
+          texture.setDefaultBufferSize(frameWidth, frameHeight);
+          surfaceChanged(frameWidth, frameHeight);
+        }
       }
     }
   }