Fix VideoRecorder bug

cameraview/src/main/java/com/otaliastudios/cameraview/Camera1.java

@@ -205,7 +205,7 @@ class Camera1 extends CameraController implements Camera.PreviewCallback, Camera
         mFrameManager.release();
 
         if (mCamera != null) {
-            LOG.i("onStop:", "Clean up.", "Ending video.");
+            LOG.i("onStop:", "Clean up.", "Ending video. mVideoRecorder is null?", mVideoRecorder == null);
             if (mVideoRecorder != null) {
                 mVideoRecorder.stop();
                 mVideoRecorder = null;
@@ -655,6 +655,7 @@ class Camera1 extends CameraController implements Camera.PreviewCallback, Camera
             @Override
             public void run() {
                 mIsTakingVideo = false;
+                LOG.i("stopVideo", "mVideoRecorder is null?", mVideoRecorder == null);
                 if (mVideoRecorder != null) {
                     mVideoRecorder.stop();
                     mVideoRecorder = null;

cameraview/src/main/java/com/otaliastudios/cameraview/MediaRecorderVideoRecorder.java

@@ -75,7 +75,7 @@ class MediaRecorderVideoRecorder extends VideoRecorder {
     }
 
     @Override
-    void stop() {
+    void close() {
         if (mMediaRecorder != null) {
             try {
                 mMediaRecorder.stop();
@@ -85,8 +85,6 @@ class MediaRecorderVideoRecorder extends VideoRecorder {
             }
             mMediaRecorder.release();
         }
-
-        super.stop();
         mProfile = null;
         mMediaRecorder = null;
     }

cameraview/src/main/java/com/otaliastudios/cameraview/VideoRecorder.java

@@ -21,12 +21,17 @@ abstract class VideoRecorder {
 
     abstract void start();
 
-    void stop() {
-        mListener.onVideoResult(mResult);
-        mListener = null;
-        mResult = null;
+    final void stop() {
+        if (mListener != null) {
+            close();
+            mListener.onVideoResult(mResult);
+            mListener = null;
+            mResult = null;
+        }
     }
 
+    abstract void close();
+
     interface VideoResultListener {
         void onVideoResult(@Nullable VideoResult result);
     }