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  1. Qt
  2. QTBUG-114660

[DeclarativeCamera] Locking the phone causes the app to crash on Android

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Details

    • Android
    • d24c22598 (dev), ab8cabddc (6.6), 42d42571b (6.5)
    • 2023wk26FOQtforAndroid

    Description

      Steps to reproduce:

      1. Open the QML Camera app from examples of Qt 6.6.0 b1.
      2. Build and run the app on Android.
      3. Lock the device.

       

      Expected: The app works and is still active when user unlock the device.

      Actual: The app crashes.

       E BufferQueueProducer: [SurfaceView[org.qtproject.example.declarative_camera/org.qtproject.qt.android.bindings.QtActivity]#1(BLAST Consumer)1](id:6a7a00000002,api:0,p:-1,c:27258) disconnect: not connected (req=1) W libEGL  : EGLNativeWindowType 0x71f1f9c640 disconnect failed W ImageReader_JNI: Unable to acquire a buffer item, very likely client tried to acquire more than maxImages buffers W ImageReader_JNI: Unable to acquire a buffer item, very likely client tried to acquire more than maxImages buffers E AndroidRuntime: FATAL EXCEPTION: CameraBackground E AndroidRuntime: Process: org.qtproject.example.declarative_camera, PID: 27258 E AndroidRuntime: java.lang.IllegalStateException: maxImages (10) has already been acquired, call #close before acquiring more. E AndroidRuntime:     at android.media.ImageReader.acquireNextImage(ImageReader.java:560) E AndroidRuntime:     at android.media.ImageReader.acquireLatestImage(ImageReader.java:441) E AndroidRuntime:     at org.qtproject.qt.android.multimedia.QtCamera2$4.onImageAvailable(QtCamera2.java:157) E AndroidRuntime:     at android.media.ImageReader$1.run(ImageReader.java:837) E AndroidRuntime:     at android.os.Handler.handleCallback(Handler.java:938) E AndroidRuntime:     at android.os.Handler.dispatchMessage(Handler.java:99) E AndroidRuntime:     at android.os.Looper.loopOnce(Looper.java:201) E AndroidRuntime:     at android.os.Looper.loop(Looper.java:288) E AndroidRuntime:     at android.os.HandlerThread.run(HandlerThread.java:67) I Process : Sending signal. PID: 27258 SIG: 9

      Reproducibility:  100%

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              bartlomiejmoskal Bartlomiej Moskal
              lkos Łukasz Kosiorowski
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                Updated:
                Resolved:

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