[ros-users] cvBridge + opencv memory leak problem

[Suat Gedikli]

Hi,

but what about the iplimage "test" which you are creating within your
callback funtion but dont releas ?

Suat

Am Samstag, den 22.05.2010, 16:54 -0700 schrieb chriss lei:
> Hello Radu,
> 
> I'm well aware of using cvReleaseImage..
> Memory leak happens even if I use a single function on IplImage converted
> from sensor_msgs.
> Here's my callback function to illustrate. Usage of cvCopy here introduces
> memory blowup problem.
> 
> void callback(const sensor_msgs::CameraInfo::ConstPtr& info,
> 			    const sensor_msgs::ImageConstPtr& left,
> 			    const stereo_msgs::DisparityImageConstPtr& disparity_msg)
> 	{
> 	
> 		im_left = left_bridge.imgMsgToCv(left, "passthrough");
> 
> 		disp_bridge.fromImage(disparity_msg->image, "passthrough");
> 		dispImg = disp_bridge.toIpl();	
> 		
> 		cvShowImage("left", im_left);
> 
> 		IplImage* test = NULL;
> 		test = cvCreateImage(cvGetSize(dispImg), dispImg->depth, 1);
> 		cvCopy(dispImg, test);
> 		cvShowImage("disp", test);
>        }
> 
> Also, I'm not supposed to deallocate any IplImages that are converted from
> sensor_msgs as described in cvBridge tutorial.
> Is there a way to use opencv functions on IplImages and not use cv::Mat ?
>