[opencv] Mat::t() Android, After give time gives out of the memory (#4961)

Transferred from http://ift.tt/1Jpk4E2 || Karoly Somodi on 2015-04-04 14:52 || Priority: Normal || Affected: branch '2.4' (2.4-dev) || Category: android || Tracker: Bug || Difficulty: || PR: || Platform: ARM / Android Mat::t() Android, After give time gives out of the memory

    public Mat onCameraFrame(CvCameraViewFrame inputFrame) {
        Mat mRgba = inputFrame.rgba().clone();
        Mat mRgbaT = mRgba.t();
        Core.flip(mRgba.t(), mRgbaT, 1);
        Imgproc.resize(mRgbaT, mRgbaT, mRgba.size());
        return mRgbaT;
    }

04-04 16:39:16.723 1115-1834/com.bitflags.kioba.augmented D/FpsMeter﹕ 6.42 FPS@1280x960 04-04 16:39:16.735 1115-1115/com.bitflags.kioba.augmented D/JavaCameraView﹕ Preview Frame received. Frame size: 1843200 04-04 16:39:16.801 1115-1115/com.bitflags.kioba.augmented D/JavaCameraView﹕ Preview Frame received. Frame size: 1843200 04-04 16:39:16.841 1115-1834/com.bitflags.kioba.augmented D/CameraBridge﹕ mStretch value: 1.125 04-04 16:39:16.853 1115-1834/com.bitflags.kioba.augmented D/FpsMeter﹕ 6.42 FPS@1280x960 04-04 16:39:16.868 1115-1115/com.bitflags.kioba.augmented D/JavaCameraView﹕ Preview Frame received. Frame size: 1843200 +04-04 16:39:16.885 1115-1834/com.bitflags.kioba.augmented E/cv::error()﹕ OpenCV Error: Insufficient memory (Failed to allocate 4915204 bytes) in void* cv::OutOfMemoryError(std::size_t), file /hdd2/buildbot/slaves/slave_ardbeg1/50-SDK/opencv/modules/core/src/alloc.cpp, line 52 04-04 16:39:16.886 1115-1834/com.bitflags.kioba.augmented E/org.opencv.core.Mat﹕ Mat::n_1t() caught cv::Exception: /hdd2/buildbot/slaves/slave_ardbeg1/50-SDK/opencv/modules/core/src/alloc.cpp:52: error: (-4) Failed to allocate 4915204 bytes in function void* cv::OutOfMemoryError(std::size_t) 04-04 16:39:16.898 1115-1834/com.bitflags.kioba.augmented E/AndroidRuntime﹕ FATAL EXCEPTION: Thread-1798 Process: com.bitflags.kioba.augmented, PID: 1115 CvException [org.opencv.core.CvException: cv::Exception: /hdd2/buildbot/slaves/slave_ardbeg1/50-SDK/opencv/modules/core/src/alloc.cpp:52: error: (-4) Failed to allocate 4915204 bytes in function void* cv::OutOfMemoryError(std::size_t) ] at org.opencv.core.Mat.n_t(Native Method) at org.opencv.core.Mat.t(Mat.java:2353) at com.bitflags.kioba.augmented.surface.onCameraFrame(surface.java:119) at org.opencv.android.CameraBridgeViewBase.deliverAndDrawFrame(CameraBridgeViewBase.java:387) at org.opencv.android.JavaCameraView$CameraWorker.run(JavaCameraView.java:328) at java.lang.Thread.run(Thread.java:818) 04-04 16:39:16.934 1115-1635/com.bitflags.kioba.augmented E/IMemory﹕ cannot map BpMemoryHeap (binder=0x9f60b3c0), size=11059200, fd=35 (Out of memory) 04-04 16:39:16.934 1115-1635/com.bitflags.kioba.augmented A/libc﹕ Fatal signal 11 (SIGSEGV), code 1, fault addr 0xffffffff in tid 1635 (Binder_4)+ 04-04 16:39:16.941 1115-1115/com.bitflags.kioba.augmented D/JavaCameraView﹕ Disconnecting from camera 04-04 16:39:16.941 1115-1115/com.bitflags.kioba.augmented D/JavaCameraView﹕ Notify thread 04-04 16:39:16.941 1115-1115/com.bitflags.kioba.augmented D/JavaCameraView﹕ Wating for thread History Karoly Somodi on 2015-04-04 19:00 A newer chrash i guess im not alloved to use Mat::t() ... it is actually *2.4.10 target* but cnat set it anywhere ... 04-04 20:57:41.406 9852-10581/com.bitflags.kioba.augmented E/AndroidRuntime﹕ FATAL EXCEPTION: Thread-2240 Process: com.bitflags.kioba.augmented, PID: 9852 CvException [org.opencv.core.CvException: cv::Exception: /hdd2/buildbot/slaves/slave_ardbeg1/50-SDK/opencv/modules/core/src/alloc.cpp:52: error: (-4) Failed to allocate 8294404 bytes in function void* cv::OutOfMemoryError(std::size_t) ] at org.opencv.core.Mat.n_t(Native Method) at org.opencv.core.Mat.t(Mat.java:2353) at com.bitflags.kioba.augmented.surface.onCameraFrame(surface.java:120) at org.opencv.android.CameraBridgeViewBase.deliverAndDrawFrame(CameraBridgeViewBase.java:387) at org.opencv.android.JavaCameraView$CameraWorker.run(JavaCameraView.java:328) at java.lang.Thread.run(Thread.java:818) Steven Punte on 2015-05-18 01:19 I had success at resolving this problem by adding Mat.release() to every OpenCV Matrix object at of course locations where each object was no longer needed. I currently operate on release 2.4.9. —Reply to this email directly or view it on GitHub.

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