Dear comrades, I am trying to get and manipulate images from the webcam in my laptop, and I just installed the gscam package, which works properly. Now I was thinking trying the image_pipeline package in order to work with color image and do some manipulation on the images. As the image_pipeline asks for the vision_opencv package as a dependency I am trying to install vision_opencv, but when i rosmake it, I get the following error while it is making the cv_bridge package: $ rosmake vision_opencv [ rosmake ] Packages requested are: ['vision_opencv'] [ rosmake ] Logging to directory/home/joseparnau/.ros/rosmake/rosmake_output-20110129-234201 [ rosmake ] Expanded args ['vision_opencv'] to: ['opencv2', 'cv_bridge', 'opencv_tests', 'image_geometry'] [ rosmake ] Checking rosdeps compliance for packages vision_opencv. This may take a few seconds. [ rosmake ] rosdep check passed all system dependencies in packages [ rosmake ] Starting >>> tools/rospack [ rosmake ] Finished <<< tools/rospack [ rosmake ] Starting >>> 3rdparty/gtest [ rosmake ] Finished <<< 3rdparty/gtest [ rosmake ] Starting >>> core/genmsg_cpp [ rosmake ] Finished <<< core/genmsg_cpp [rosmake-0] Starting >>> opencv2 [ make ] [rosmake-1] Starting >>> roslang [ make ] [rosmake-1] Finished <<< roslang No Makefile in package roslang [rosmake-1] Starting >>> roslib [ make ] [rosmake-1] Finished <<< roslib [PASS] [ 1.22 seconds ] [rosmake-1] Starting >>> xmlrpcpp [ make ] [rosmake-1] Finished <<< xmlrpcpp [PASS] [ 0.45 seconds ] [rosmake-1] Starting >>> rosconsole [ make ] [rosmake-1] Finished <<< rosconsole [PASS] [ 0.79 seconds ] [rosmake-1] Starting >>> roscpp [ make ] [rosmake-1] Finished <<< roscpp [PASS] [ 1.48 seconds ] [rosmake-1] Starting >>> std_msgs [ make ] [rosmake-1] Finished <<< std_msgs [PASS] [ 3.65 seconds ] [rosmake-1] Starting >>> rospy [ make ] [rosmake-1] Finished <<< rospy [PASS] [ 0.39 seconds ] [rosmake-1] Starting >>> rosclean [ make ] [rosmake-1] Finished <<< rosclean [PASS] [ 0.37 seconds ] [rosmake-1] Starting >>> rosgraph [ make ] [rosmake-1] Finished <<< rosgraph [PASS] [ 0.45 seconds ] [rosmake-1] Starting >>> rosmaster [ make ] [rosmake-1] Finished <<< rosmaster [PASS] [ 0.39 seconds ] [rosmake-1] Starting >>> rosout [ make ] [rosmake-1] Finished <<< rosout [PASS] [ 0.44 seconds ] [rosmake-1] Starting >>> roslaunch [ make ] [rosmake-1] Finished <<< roslaunch No Makefile in package roslaunch [rosmake-1] Starting >>> rostest [ make ] [rosmake-1] Finished <<< rostest [PASS] [ 0.40 seconds ] [rosmake-1] Starting >>> topic_tools [ make ] [rosmake-1] Finished <<< topic_tools [PASS] [ 1.06 seconds ] [rosmake-1] Starting >>> rosbag [ make ] [rosmake-1] Finished <<< rosbag [PASS] [ 0.65 seconds ] [rosmake-1] Starting >>> rosrecord [ make ] [rosmake-1] Finished <<< rosrecord [PASS] [ 1.12 seconds ] [rosmake-1] Starting >>> rosbagmigration [ make ] [rosmake-1] Finished <<< rosbagmigration No Makefile in package rosbagmigration [rosmake-1] Starting >>> geometry_msgs [ make ] [rosmake-1] Finished <<< geometry_msgs [PASS] [ 3.05 seconds ] [rosmake-1] Starting >>> sensor_msgs [ make ] [rosmake-1] Finished <<< sensor_msgs [PASS] [ 2.42 seconds ] [ rosmake ] Output from build of package opencv2 written to: [ 1 Active 21/25 Complete ] [ rosmake ] /home/joseparnau/.ros/rosmake/rosmake_output-20110129-234201/opencv2/build_output.log [rosmake-0] Finished <<< opencv2 [PASS] [ 555.46 seconds ] -- WARNING: 64 compiler warnings [rosmake-0] Starting >>> cv_bridge [ make ] [ rosmake ] Last 40 lines_bridge: 3.5 sec ] [ 1 Active 22/25 Complete ] {------------------------------------------------------------------------------- -- Build files have been written to: /home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/build cd build && make -j2 make[1]: Entering directory `/home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/build' make[2]: Entering directory `/home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/build' make[3]: Entering directory `/home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/build' Scanning dependencies of target rospack_genmsg_libexe make[3]: Leaving directory `/home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/build' [ 0%] Built target rospack_genmsg_libexe make[3]: Entering directory `/home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/build' Scanning dependencies of target rosbuild_precompile make[3]: Leaving directory `/home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/build' [ 0%] Built target rosbuild_precompile make[3]: Entering directory `/home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/build' Scanning dependencies of target cv_bridge make[3]: Leaving directory `/home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/build' make[3]: Entering directory `/home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/build' [100%] Building CXX object CMakeFiles/cv_bridge.dir/src/cv_bridge.o In file included from /home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/src/cv_bridge.cpp:1: /home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/include/cv_bridge/cv_bridge.h:28: error: 'std_msgs' has not been declared /home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/include/cv_bridge/cv_bridge.h:28: error: ISO C++ forbids declaration of 'Header' with no type /home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/include/cv_bridge/cv_bridge.h:28: error: expected ';' before 'header' /home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/include/cv_bridge/cv_bridge.h: In static member function 'static void ros::serialization::Serializer::write(Stream&, const cv_bridge::CvImage&)': /home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/include/cv_bridge/cv_bridge.h:212: error: 'const class cv_bridge::CvImage' has no member named 'header' /home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/include/cv_bridge/cv_bridge.h: In static member function 'static void ros::serialization::Serializer::read(Stream&, cv_bridge::CvImage&)': /home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/include/cv_bridge/cv_bridge.h:228: error: 'class cv_bridge::CvImage' has no member named 'header' /home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/include/cv_bridge/cv_bridge.h: In static member function 'static uint32_t ros::serialization::Serializer::serializedLength(const cv_bridge::CvImage&)': /home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/include/cv_bridge/cv_bridge.h:247: error: 'const class cv_bridge::CvImage' has no member named 'header' /home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/src/cv_bridge.cpp: In member function 'void cv_bridge::CvImage::toImageMsg(sensor_msgs::Image&) const': /home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/src/cv_bridge.cpp:111: error: 'header' was not declared in this scope /home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/src/cv_bridge.cpp: In function 'cv_bridge::CvImagePtr cv_bridge::toCvCopy(const sensor_msgs::Image&, const std::string&)': /home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/src/cv_bridge.cpp:134: error: 'class cv_bridge::CvImage' has no member named 'header' /home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/src/cv_bridge.cpp: In function 'cv_bridge::CvImageConstPtr cv_bridge::toCvShare(const sensor_msgs::Image&, const boost::shared_ptr&, const std::string&)': /home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/src/cv_bridge.cpp:189: error: 'class cv_bridge::CvImage' has no member named 'header' make[3]: *** [CMakeFiles/cv_bridge.dir/src/cv_bridge.o] Error 1 make[3]: Leaving directory `/home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/build' make[2]: *** [CMakeFiles/cv_bridge.dir/all] Error 2 make[2]: Leaving directory `/home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/build' make[1]: *** [all] Error 2 make[1]: Leaving directory `/home/joseparnau/ros/vision_opencv/vision_opencv/cv_bridge/build' -------------------------------------------------------------------------------} [ rosmake ] Output from build of package cv_bridge written to: [ rosmake ] /home/joseparnau/.ros/rosmake/rosmake_output-20110129-234201/cv_bridge/build_output.log [rosmake-0] Finished <<< cv_bridge [FAIL] [ 3.49 seconds ] [ rosmake ] Halting due to failure in package cv_bridge. [ rosmake ] Waiting for other threads to complete. [ rosmake ] Results: [ rosmake ] Built 23 packages with 1 failures. [ rosmake ] Summary output to directory [ rosmake ] /home/joseparnau/.ros/rosmake/rosmake_output-20110129-234201 I dont get the point on why cv_bridge.h does have the std_msgs definition, so I was wondering if someone has gone throught this same error or has any clue about what it might be. I'll appreciate any help and thx in advance! Josep!