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Diffstat (limited to 'src/v4l2/v4l2_camera_proxy.h')
-rw-r--r--src/v4l2/v4l2_camera_proxy.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/v4l2/v4l2_camera_proxy.h b/src/v4l2/v4l2_camera_proxy.h
index 5de2c5ae..d78a4723 100644
--- a/src/v4l2/v4l2_camera_proxy.h
+++ b/src/v4l2/v4l2_camera_proxy.h
@@ -61,7 +61,7 @@ private:
int vidioc_reqbufs(V4L2CameraFile *file, struct v4l2_requestbuffers *arg);
int vidioc_querybuf(V4L2CameraFile *file, struct v4l2_buffer *arg);
int vidioc_qbuf(V4L2CameraFile *file, struct v4l2_buffer *arg);
- int vidioc_dqbuf(V4L2CameraFile *file, struct v4l2_buffer *arg);
+ int vidioc_dqbuf(V4L2CameraFile *file, struct v4l2_buffer *arg, MutexLocker *locker);
int vidioc_streamon(V4L2CameraFile *file, int *arg);
int vidioc_streamoff(V4L2CameraFile *file, int *arg);
@@ -105,6 +105,9 @@ private:
* will return -EBUSY.
*/
V4L2CameraFile *owner_;
+
+ /* This mutex is to serialize access to the proxy. */
+ Mutex proxyMutex_;
};
#endif /* __V4L2_CAMERA_PROXY_H__ */