diff --git a/README.md b/README.md
index 5639063..4d4cd35 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # MYNT® EYE S SDK
 
-[![](https://img.shields.io/badge/MYNT%20EYE%20S%20SDK-2.2.2--rc1-brightgreen.svg?style=flat)](https://github.com/slightech/MYNT-EYE-S-SDK)
+[![](https://img.shields.io/badge/MYNT%20EYE%20S%20SDK-2.2.2-brightgreen.svg?style=flat)](https://github.com/slightech/MYNT-EYE-S-SDK)
 
 ## Overview
 
@@ -17,11 +17,11 @@ Please follow the guide doc to install the SDK on different platforms.
 ## Documentations
 
 * [API Doc](https://github.com/slightech/MYNT-EYE-S-SDK/releases): API reference, some guides and data spec.
-  * en: [![](https://img.shields.io/badge/Download-PDF-blue.svg?style=flat)](https://github.com/slightech/MYNT-EYE-S-SDK/files/2612865/mynt-eye-s-sdk-apidoc-2.2.2-rc1-en.pdf) [![](https://img.shields.io/badge/Download-HTML-blue.svg?style=flat)](https://github.com/slightech/MYNT-EYE-S-SDK/files/2612866/mynt-eye-s-sdk-apidoc-2.2.2-rc1-en.zip) [![](https://img.shields.io/badge/Online-HTML-blue.svg?style=flat)](https://slightech.github.io/MYNT-EYE-S-SDK/)
-  * zh-Hans: [![](https://img.shields.io/badge/Download-PDF-blue.svg?style=flat)](https://github.com/slightech/MYNT-EYE-S-SDK/files/2612867/mynt-eye-s-sdk-apidoc-2.2.2-rc1-zh-Hans.pdf) [![](https://img.shields.io/badge/Download-HTML-blue.svg?style=flat)](https://github.com/slightech/MYNT-EYE-S-SDK/files/2612868/mynt-eye-s-sdk-apidoc-2.2.2-rc1-zh-Hans.zip) [![](https://img.shields.io/badge/Online-HTML-blue.svg?style=flat)](http://doc.myntai.com/resource/api/mynt-eye-s-sdk-apidoc-2.2.2-rc1-zh-Hans/mynt-eye-s-sdk-apidoc-2.2.2-rc1-zh-Hans/index.html)
+  * en: [![](https://img.shields.io/badge/Download-PDF-blue.svg?style=flat)](https://github.com/slightech/MYNT-EYE-S-SDK/files/2683636/mynt-eye-s-sdk-apidoc-2.2.2-en.pdf) [![](https://img.shields.io/badge/Download-HTML-blue.svg?style=flat)](https://github.com/slightech/MYNT-EYE-S-SDK/files/2683637/mynt-eye-s-sdk-apidoc-2.2.2-en.zip) [![](https://img.shields.io/badge/Online-HTML-blue.svg?style=flat)](https://slightech.github.io/MYNT-EYE-S-SDK/)
+  * zh-Hans: [![](https://img.shields.io/badge/Download-PDF-blue.svg?style=flat)](https://github.com/slightech/MYNT-EYE-S-SDK/files/2683638/mynt-eye-s-sdk-apidoc-2.2.2-zh-Hans.pdf) [![](https://img.shields.io/badge/Download-HTML-blue.svg?style=flat)](https://github.com/slightech/MYNT-EYE-S-SDK/files/2683639/mynt-eye-s-sdk-apidoc-2.2.2-zh-Hans.zip) [![](https://img.shields.io/badge/Online-HTML-blue.svg?style=flat)](http://doc.myntai.com/resource/api/mynt-eye-s-sdk-apidoc-2.2.2-zh-Hans/mynt-eye-s-sdk-apidoc-2.2.2-zh-Hans/index.html)
 * [Guide Doc](https://github.com/slightech/MYNT-EYE-S-SDK-Guide/releases): How to install and start using the SDK.
-  * en: [![](https://img.shields.io/badge/Download-PDF-blue.svg?style=flat)](https://github.com/slightech/MYNT-EYE-S-SDK-Guide/files/2612872/mynt-eye-s-sdk-guide-2.2.2-rc1-en.pdf) [![](https://img.shields.io/badge/Download-HTML-blue.svg?style=flat)](https://github.com/slightech/MYNT-EYE-S-SDK-Guide/files/2612873/mynt-eye-s-sdk-guide-2.2.2-rc1-en.zip) [![](https://img.shields.io/badge/Online-HTML-blue.svg?style=flat)](https://slightech.github.io/MYNT-EYE-S-SDK-Guide/)
-  * zh-Hans: [![](https://img.shields.io/badge/Download-PDF-blue.svg?style=flat)](https://github.com/slightech/MYNT-EYE-S-SDK-Guide/files/2612874/mynt-eye-s-sdk-guide-2.2.2-rc1-zh-Hans.pdf) [![](https://img.shields.io/badge/Download-HTML-blue.svg?style=flat)](https://github.com/slightech/MYNT-EYE-S-SDK-Guide/files/2612875/mynt-eye-s-sdk-guide-2.2.2-rc1-zh-Hans.zip) [![](https://img.shields.io/badge/Online-HTML-blue.svg?style=flat)](http://doc.myntai.com/resource/sdk/mynt-eye-s-sdk-guide-2.2.2-rc1-zh-Hans/mynt-eye-s-sdk-guide-2.2.2-rc1-zh-Hans/index.html)
+  * en: [![](https://img.shields.io/badge/Download-PDF-blue.svg?style=flat)](https://github.com/slightech/MYNT-EYE-S-SDK-Guide/files/2683625/mynt-eye-s-sdk-guide-2.2.2-en.pdf) [![](https://img.shields.io/badge/Download-HTML-blue.svg?style=flat)](https://github.com/slightech/MYNT-EYE-S-SDK-Guide/files/2683626/mynt-eye-s-sdk-guide-2.2.2-en.zip) [![](https://img.shields.io/badge/Online-HTML-blue.svg?style=flat)](https://slightech.github.io/MYNT-EYE-S-SDK-Guide/)
+  * zh-Hans: [![](https://img.shields.io/badge/Download-PDF-blue.svg?style=flat)](https://github.com/slightech/MYNT-EYE-S-SDK-Guide/files/2683627/mynt-eye-s-sdk-guide-2.2.2-zh-Hans.pdf) [![](https://img.shields.io/badge/Download-HTML-blue.svg?style=flat)](https://github.com/slightech/MYNT-EYE-S-SDK-Guide/files/2683628/mynt-eye-s-sdk-guide-2.2.2-zh-Hans.zip) [![](https://img.shields.io/badge/Online-HTML-blue.svg?style=flat)](http://doc.myntai.com/resource/sdk/mynt-eye-s-sdk-guide-2.2.2-zh-Hans/mynt-eye-s-sdk-guide-2.2.2-zh-Hans/index.html)
 
 > Supported languages: `en`, `zh-Hans`.
 
diff --git a/doc/en/api.doxyfile b/doc/en/api.doxyfile
index b33aa11..4960085 100644
--- a/doc/en/api.doxyfile
+++ b/doc/en/api.doxyfile
@@ -38,7 +38,7 @@ PROJECT_NAME           = "MYNT EYE S SDK"
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 2.2.2-rc1
+PROJECT_NUMBER         = 2.2.2
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a
diff --git a/doc/zh-Hans/api.doxyfile b/doc/zh-Hans/api.doxyfile
index 784864b..d2b5675 100644
--- a/doc/zh-Hans/api.doxyfile
+++ b/doc/zh-Hans/api.doxyfile
@@ -38,7 +38,7 @@ PROJECT_NAME           = "MYNT EYE S SDK"
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 2.2.2-rc1
+PROJECT_NUMBER         = 2.2.2
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a
diff --git a/include/mynteye/api/api.h b/include/mynteye/api/api.h
index 7374453..580b567 100644
--- a/include/mynteye/api/api.h
+++ b/include/mynteye/api/api.h
@@ -15,6 +15,7 @@
 #define MYNTEYE_API_API_H_
 #pragma once
 
+#include <functional>
 #include <limits>
 #include <memory>
 #include <string>
diff --git a/samples/CMakeLists.txt b/samples/CMakeLists.txt
index 4781867..685e94b 100644
--- a/samples/CMakeLists.txt
+++ b/samples/CMakeLists.txt
@@ -71,7 +71,7 @@ add_subdirectory(device)
 
 # samples above uvc layer
 
-add_subdirectory(uvc)
+#add_subdirectory(uvc)
 
 # tutorials
 
diff --git a/wrappers/ros/src/mynt_eye_ros_wrapper/launch/mynteye.launch b/wrappers/ros/src/mynt_eye_ros_wrapper/launch/mynteye.launch
index 15b79c7..9c6e49c 100644
--- a/wrappers/ros/src/mynt_eye_ros_wrapper/launch/mynteye.launch
+++ b/wrappers/ros/src/mynt_eye_ros_wrapper/launch/mynteye.launch
@@ -156,5 +156,37 @@
 
     </node>
 
+    <!-- disable compressed depth plugin for image topics -->
+    <group ns="$(arg left_topic)">
+      <rosparam param="disable_pub_plugins">
+        - 'image_transport/compressedDepth'
+      </rosparam>
+    </group>
+    <group ns="$(arg left_rect_topic)">
+      <rosparam param="disable_pub_plugins">
+        - 'image_transport/compressedDepth'
+      </rosparam>
+    </group>
+    <group ns="$(arg right_rect_topic)">
+      <rosparam param="disable_pub_plugins">
+        - 'image_transport/compressedDepth'
+      </rosparam>
+    </group>
+    <group ns="$(arg right_topic)">
+      <rosparam param="disable_pub_plugins">
+        - 'image_transport/compressedDepth'
+      </rosparam>
+    </group>
+    <group ns="$(arg disparity_topic)">
+      <rosparam param="disable_pub_plugins">
+        - 'image_transport/compressedDepth'
+      </rosparam>
+    </group>
+    <group ns="$(arg disparity_norm_topic)">
+      <rosparam param="disable_pub_plugins">
+        - 'image_transport/compressedDepth'
+      </rosparam>
+    </group>
+
   </group> <!-- mynteye -->
 </launch>
diff --git a/wrappers/ros/src/mynt_eye_ros_wrapper/src/wrapper_nodelet.cc b/wrappers/ros/src/mynt_eye_ros_wrapper/src/wrapper_nodelet.cc
index 189418e..8dd656d 100644
--- a/wrappers/ros/src/mynt_eye_ros_wrapper/src/wrapper_nodelet.cc
+++ b/wrappers/ros/src/mynt_eye_ros_wrapper/src/wrapper_nodelet.cc
@@ -322,9 +322,10 @@ class ROSWrapperNodelet : public nodelet::Nodelet {
       api_->EnableStreamData(Stream::POINTS);
       api_->SetStreamCallback(
           Stream::POINTS, [this](const api::StreamData &data) {
+            ros::Time stamp = hardTimeToSoftTime(data.img->timestamp);
             static std::size_t count = 0;
             ++count;
-            publishPoints(data, count, ros::Time::now());
+            publishPoints(data, count, stamp);
           });
       is_published_[Stream::POINTS] = true;
     }
@@ -341,10 +342,10 @@ class ROSWrapperNodelet : public nodelet::Nodelet {
       api_->EnableStreamData(stream);
       api_->SetStreamCallback(
           stream, [this, stream](const api::StreamData &data) {
-            // data.img is null, not hard timestamp
+            ros::Time stamp = hardTimeToSoftTime(data.img->timestamp);
             static std::size_t count = 0;
             ++count;
-            publishCamera(stream, data, count, ros::Time::now());
+            publishCamera(stream, data, count, stamp);
           });
       is_published_[stream] = true;
     }