When Initializing Native Audiorecord Object

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Android: AudioRecord Error code -20 when initializing ...

https://stackoverflow.com/questions/10872751/android-audiorecord-error-code-20-when-initializing-native-audiorecord-object

int sampleRateInHz = 8000;// 44100, 22050 and 11025 int channelConfig = AudioFormat.CHANNEL_CONFIGURATION_MONO; int audioFormat = AudioFormat.ENCODING_PCM_16BIT; //int bufferSize =11025 + int bufferSize = AudioRecord.getMinBufferSize(sampleRateInHz,channelConfig, audioFormat); short[] buffer = …

On Android crashes on App start - Error code -20 when ...

https://github.com/hyochan/react-native-audio-recorder-player/issues/181

Unable to resolve module react-native-audio-recorder-player from src\components\screen\Intro.tsx: react-native-audio-recorder-player #180 Closed hyochan closed this Apr 11, 2020

java - Android AudioRecord won't initialize - Stack Overflow

https://stackoverflow.com/questions/38033068/android-audiorecord-wont-initialize

I found this excellent thread: AudioRecord object not initializing I have borrowed the code from the accepted answer that tries all sample rates, audio formats and channel configurations to try to solve the problem, but it didn't help, I get the above errors for all settings.

audio - Android - Failed to Initialize an AudioRecord for ...

https://stackoverflow.com/questions/35849491/android-failed-to-initialize-an-audiorecord-for-all-possible-combinations-of-a

To allow the permissions in your device do this steps: Go to "Application manager" as follow "Settings->Applications->Application manager". Locate your application a select it to get the "Application info". If the permissions options shows "No permissions allowed" then tap on it to switch on these permissions.

AudioRecord object not initializing

https://www.py4u.net/discuss/606403

public void onResume() { ... isRecording = true; } public void onPause() { ... isRecording = false; } Then in your thread, surround both your startRecording () and stop () with if-statements checking for isRecording: if(isRecording) recorder.startRecording(); ... if(isRecording) recorder.stop(); // which you've done.

Android AudioRecord won't initialize

https://www.py4u.net/discuss/657360

startRecording() called on an uninitialized AudioRecord ...

https://github.com/qiuxiang/react-native-recording/issues/10

In Java, you could write a loop that tries to instantiate an AudioRecord object with different sample rates. public void getValidSampleRates () { for ( int rate : new int [] { 8000, 11025, 16000, 22050, 44100 }) { // add the rates you wish to check against int bufferSize = AudioRecord. getMinBufferSize (rate, AudioFormat.CHANNEL_CONFIGURATION_DEFAULT, …

Error when instancing AudioRecord

https://groups.google.com/g/android-platform/c/08l1pSKl4Us/m/2Dxfl4956XUJ

All groups and messages ... ...

Android录音下————AudioRecord源码分析 - 代码天地

https://www.codetd.com/article/9412409

一.概述. 在上一篇博客中，主要看了AudioRecord的应用。接下来让我们看一看AudioRecord源码的分析。注：Native层源码版本：android5.1.0

AudioRecordの初期化失敗 - TadaoYamaokaの日記

https://tadaoyamaoka.hatenablog.com/entry/2015/12/30/113811

ターゲットのAPIレベルを23にすると、以下のエラーがでてAudioRecordの初期化が失敗するようになった。 E/AudioRecord: AudioFlinger ...

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