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I am developing an Android application using Qt 6 (C++) and trying to open the system camera and save the captured image to device storage. The camera app opens correctly, the photo is taken, but the ...
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0 answers
95 views

I’m seeing a native crash (SIGABRT) on arm64-v8a devices in a React Native Android app on Android 15 and 16. The crash originates from libfbjni.so while executing facebook::jni::JNativeRunnable::run()....
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60 views

I am building a React Native (Android) application that connects to a Bluetooth LE fetal doppler device. The BLE connection works correctly and I receive live packets (0x71 command) that contain audio ...
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0 answers
71 views

I am not sure why this is happening so I am coming here to look for any sort of help I can get. Basically when recording any jack device such as firefox in my app it comes out as distorted. But it ...
3 votes
0 answers
142 views

I have a Java application that calls a native function. That native function contains a loop, and in each iteration it launches 10 threads and waits for them to complete. Each thread performs a number ...
6 votes
0 answers
459 views

In System.c, the JVM function corresponding to Java’s System.currentTimeMillis() is registered using RegisterNatives. In contrast, System.identityHashCode(Object) calls a JVM function directly based ...
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67 views

gRPC service consistently fails with KVS Producer JNI "producer stream creation time out StatusCode: 0xf" about ~15s after "Creating Kinesis Video stream". REST service (same repo, same JNI .so, same ...
3 votes
1 answer
118 views

I have an old Java JAR file that depends on .so files (shared object libraries). I understand .so files are native libraries (written in C/C++), and the JAR uses JNI (Java Native Interface) or JNA to ...
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0 answers
76 views

I'm trying to add the wasmtime c-api library to my app. But I'm getting the following error at runtime: java.lang.UnsatisfiedLinkError: dlopen failed: library "/Users/tufekoi/Repos/...
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0 answers
22 views

I am trying to integrate GStreamer via JNI into an existing Android Studio project. My Android.mk file looks like this: LOCAL_PATH := $(call my-dir) include $(CLEAR_VARS) LOCAL_MODULE := rtsp-...
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0 answers
77 views

I'm trying to use Cronet on Android directly from my JNI / C++ layer, not through the Java API. I already have the cronet.so (from Play Services / build output). What I'm missing are the headers (like ...
2 votes
2 answers
457 views

I have a very large Android project with hundreds of 3rd party libraries. Some of those libraries have native .so libs inside then. I can see all .so files using Android Studio -> Analyze Apk... ...
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0 answers
84 views

I have very little experience with c++ or java and I want to make an Android app with Unreal Engine 5.3, which can either scan or be opened by scanning a QR Code and do something with the Information ...
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0 answers
139 views

Edit to describe the solution: During development, I was making changes to my path. If running java in a Command Prompt window, then that window must be closed and a new one opened to reflect changes ...
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0 answers
107 views

I'm trying to call the function through the environment variable env, namely env->FindClass("android/os/BatteryManager"), but eventually the error F/libc (27883): Fatal signal 11 (...

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