audiorecordの十分でないメモリがAudioTrack

のために、私は秒のX数を記録し、.wav形式でファイルを保存Androidアプリケーションを構築しようとしていますaudiorecordの十分でないメモリがAudioTrack

問題は、もしI入力以上47秒（48以上）私は、次のエラーを取得：

11-29 10:58:39.315 399-1548/? V/audio_hw_primary: disable_audio_route: exit 
11-29 10:58:39.315 399-1548/? D/audio_hw_primary: disable_snd_device: enter 2 
11-29 10:58:39.315 399-1548/? D/hardware_info: hw_info_append_hw_type : device_name = speaker 
11-29 10:58:39.315 399-1548/? D/audio_hw_primary: disable_snd_device: snd_device(2: speaker) 
11-29 10:58:39.316 399-1548/? V/audio_hw_primary: stop_output_stream: exit: status(0) 
11-29 10:58:39.316 399-1548/? V/audio_hw_primary: out_standby: exit 
11-29 10:58:39.316 399-1548/? V/AudioFlinger_Threads: thread 0xb186a008 type 0 TID 1548 going to sleep 
11-29 10:58:42.112 414-616/? I/ThermalEngine: Sensor:pa_therm0:34000 mC 
11-29 10:58:42.445 2107-2873/? D/InputDispatcher: notifyMotion - action=ACTION_DOWN(0), id=0, tooltype=1, deviceId=5, source=0x1002, policyFlags=0x0, flags=0x0, metaState=0x0, buttonState=0x0, edgeFlags=0x0, eventTime=19045273719000, downTime=19045273719000, 
11-29 10:58:42.446 2107-2872/? D/InputTransport: channel 'ea7a32b com.audiorecorder.company.audiorecorder/com.audiorecorder.company.audiorecorder.mainActivity (server)' : action=ACTION_DOWN(0), id=0, tooltype=1, deviceId=5, source=0x1002, flags=0x0, edgeFlags=0x0, metaState=0x0, buttonState=0x0, downTime=19045273719000, eventTime=19045273719000, pointerCount=1 
11-29 10:58:42.446 29103-29103/com.audiorecorder.company.audiorecorder I/ViewRootImpl: ViewRoot's Touch Event : ACTION_DOWN 
11-29 10:58:42.511 2107-2873/? D/InputDispatcher: notifyMotion - action=ACTION_UP(0), id=0, tooltype=1, deviceId=5, source=0x1002, policyFlags=0x0, flags=0x0, metaState=0x0, buttonState=0x0, edgeFlags=0x0, eventTime=19045339132000, downTime=19045273719000, 
11-29 10:58:42.511 2107-2872/? D/InputTransport: channel 'ea7a32b com.audiorecorder.company.audiorecorder/com.audiorecorder.company.audiorecorder.mainActivity (server)' : action=ACTION_UP(0), id=0, tooltype=1, deviceId=5, source=0x1002, flags=0x0, edgeFlags=0x0, metaState=0x0, buttonState=0x0, downTime=19045273719000, eventTime=19045339132000, pointerCount=1 
11-29 10:58:42.512 29103-29103/com.audiorecorder.company.audiorecorder I/ViewRootImpl: ViewRoot's Touch Event : ACTION_UP 
11-29 10:58:42.534 399-2955/? V/AudioFlinger: registerClient() client 0xb87ca990, pid 29103 
11-29 10:58:42.534 399-2955/? V/AudioFlinger_Threads: sendConfigEvent_l() num events 1 event 0 
11-29 10:58:42.534 399-1548/? V/AudioFlinger_Threads: thread 0xb186a008 type 0 TID 1548 waking up 
11-29 10:58:42.534 399-1548/? V/AudioFlinger_Threads: processConfigEvents_l() remaining events 1 
11-29 10:58:42.535 399-1548/? V/AudioFlinger_Threads: PlaybackThread::ioConfigChanged, thread 0xb186a008, event 0 
11-29 10:58:42.535 399-1548/? V/AudioFlinger_Threads: processConfigEvents_l() DONE thread 0xb186a008 
11-29 10:58:42.536 29103-29114/com.audiorecorder.company.audiorecorder D/AudioSystem: getIoDescriptor: ioHandle = 2, index = -2, mIoDescriptors = 0xb99fbd70 
11-29 10:58:42.536 29103-29114/com.audiorecorder.company.audiorecorder V/AudioSystem: ioConfigChanged: [Update mIoDescriptors] add ioHandle = 2 -> descriptor = 0xa9e3077c 
11-29 10:58:42.536 29103-29114/com.audiorecorder.company.audiorecorder V/AudioSystem: ioConfigChanged() new output opened 2 samplingRate 48000, format 0x1 channel mask 0x3 frameCount 960 deviceId 2 
11-29 10:58:42.537 29103-29103/com.audiorecorder.company.audiorecorder D/AudioRecord: getMinFrameCount 1792 
11-29 10:58:42.551 29103-29103/com.audiorecorder.company.audiorecorder D/AudioRecord: set(): inputSource 1, sampleRate 44100, format 0x1, channelMask 0x10, frameCount 2116800, notificationFrames 0, sessionId 0, transferType 0, flags 0, opPackageName com.audiorecorder.company.audiorecorder uid -1, pid -1 
11-29 10:58:42.551 29103-29103/com.audiorecorder.company.audiorecorder V/AudioRecord: Building AudioRecord with attributes: source=1 flags=0x0 tags=[] 
11-29 10:58:42.552 29103-29103/com.audiorecorder.company.audiorecorder V/AudioRecord: set(): mSessionId 437 
11-29 10:58:42.552 29103-29103/com.audiorecorder.company.audiorecorder D/AudioRecord: set: Create AudioRecordThread 
11-29 10:58:42.553 399-2955/? V/AudioPolicyService: registerClient() client 0xb8744b28, uid 10099 
11-29 10:58:42.553 399-3483/? V/APM::AudioPolicyManager: getInputForAttr() source 1, samplingRate 44100, format 1, channelMask 10,session 437, flags 0 
11-29 10:58:42.553 399-3483/? V/APM::AudioPolicyEngine: getDeviceForInputSource()input source 1, device 80000004 
11-29 10:58:42.554 399-3483/? V/AudioFlinger: openInput(), module 1 Device 80000004, SamplingRate 44100, Format 0x000001, Channels 10, flags 0 
11-29 10:58:42.554 399-3483/? V/audio_hw_primary: adev_open_input_stream: enter 
11-29 10:58:42.554 399-3483/? D/audio_hw_primary: adev_open_input_stream: enter: sample_rate(44100) channel_mask(0x10) devices(0x80000004)  stream_handle(0xb87c58f0) io_handle(438) 
11-29 10:58:42.554 399-3483/? V/audio_hw_primary: adev_open_input_stream: exit 
11-29 10:58:42.554 399-3483/? V/AudioFlinger: openInput_l() openInputStream returned input 0xb87c58f0, SamplingRate 44100, Format 0x1, Channels 10, flags 0, status 0 addr 
11-29 10:58:42.554 399-3483/? V/AudioFlinger: openInput_l() created record thread: ID 438 thread 0xb874d850 
11-29 10:58:42.555 399-3483/? D/AudioSystem: getIoDescriptor: ioHandle = 438, index = -2, mIoDescriptors = 0xb86a44f0 
11-29 10:58:42.555 399-3483/? V/AudioSystem: ioConfigChanged: [Update mIoDescriptors] add ioHandle = 438 -> descriptor = 0xb13d68dc 
11-29 10:58:42.555 399-3483/? V/AudioSystem: ioConfigChanged() new input opened 438 samplingRate 44100, format 0x1 channel mask 0x10 frameCount 896 deviceId 0 
11-29 10:58:42.555 399-29325/? I/AudioFlinger_Threads: AudioFlinger's thread 0xb874d850 ready to run 
11-29 10:58:42.555 2107-3615/? D/AudioSystem: getIoDescriptor: ioHandle = 438, index = -2, mIoDescriptors = 0xb9b82ca0 
11-29 10:58:42.555 2107-3615/? V/AudioSystem: ioConfigChanged: [Update mIoDescriptors] add ioHandle = 438 -> descriptor = 0x9b31e77c 
11-29 10:58:42.555 2107-3615/? V/AudioSystem: ioConfigChanged() new input opened 438 samplingRate 44100, format 0x1 channel mask 0x10 frameCount 896 deviceId 0 
11-29 10:58:42.555 3049-19038/? D/AudioSystem: getIoDescriptor: ioHandle = 438, index = -2, mIoDescriptors = 0xb9e5fea0 
11-29 10:58:42.555 3049-19038/? V/AudioSystem: ioConfigChanged: [Update mIoDescriptors] add ioHandle = 438 -> descriptor = 0x97e4977c 
11-29 10:58:42.555 399-3483/? V/APM::AudioPolicyManager: getInputForAttr() returns input type = 0 
11-29 10:58:42.555 3049-19038/? V/AudioSystem: ioConfigChanged() new input opened 438 samplingRate 44100, format 0x1 channel mask 0x10 frameCount 896 deviceId 0 
11-29 10:58:42.555 399-3483/? V/AudioPolicyService: AudioCommandThread() adding update audio port list 
11-29 10:58:42.555 29103-29115/com.audiorecorder.company.audiorecorder D/AudioSystem: getIoDescriptor: ioHandle = 438, index = -2, mIoDescriptors = 0xb99fbd70 
11-29 10:58:42.555 399-3483/? V/AudioPolicyService: inserting command: 9 at index 0, num commands 0 
11-29 10:58:42.555 29103-29115/com.audiorecorder.company.audiorecorder V/AudioSystem: ioConfigChanged: [Update mIoDescriptors] add ioHandle = 438 -> descriptor = 0xa989777c 
11-29 10:58:42.556 29103-29115/com.audiorecorder.company.audiorecorder V/AudioSystem: ioConfigChanged() new input opened 438 samplingRate 44100, format 0x1 channel mask 0x10 frameCount 896 deviceId 0 
11-29 10:58:42.556 3854-4064/? D/AudioSystem: getIoDescriptor: ioHandle = 438, index = -2, mIoDescriptors = 0xb8c7ce18 
11-29 10:58:42.556 3854-4064/? V/AudioSystem: ioConfigChanged: [Update mIoDescriptors] add ioHandle = 438 -> descriptor = 0xa905577c 
11-29 10:58:42.556 3854-4064/? V/AudioSystem: ioConfigChanged() new input opened 438 samplingRate 44100, format 0x1 channel mask 0x10 frameCount 896 deviceId 0 
11-29 10:58:42.555 399-29325/? D/audio_hw_primary: in_standby: enter: stream (0xb87c58f0) usecase(7: audio-record) 
11-29 10:58:42.556 399-29325/? V/audio_hw_primary: in_standby: exit: status(0) 
11-29 10:58:42.556 399-1482/? V/AudioPolicyService: AudioCommandThread() processing update audio port list 
11-29 10:58:42.556 399-1482/? V/AudioPolicyService: -AudioCommandThread 9 
11-29 10:58:42.556 399-1482/? V/AudioPolicyService: AudioCommandThread() going to sleep 
11-29 10:58:42.558 399-29325/? D/audio_hw_primary: in_standby: enter: stream (0xb87c58f0) usecase(7: audio-record) 
11-29 10:58:42.558 399-29325/? V/audio_hw_primary: in_standby: exit: status(0) 
11-29 10:58:42.558 399-29325/? V/AudioFlinger_Threads: RecordThread: loop stopping 
11-29 10:58:42.561 399-1558/? V/AudioFlinger: openRecord() lSessionId: 437 input 438 
11-29 10:58:42.561 399-1558/? E/AudioFlinger_Tracks: not enough memory for AudioTrack size=8388712 
11-29 10:58:42.561 399-1558/? D/MemoryDealer: AudioTrack (0xb89782f8, size=4198400) 
                0: 0xb8973200 | 0x00000000 | 0x00401000 | F 
               size allocated: 0 (0 KB) 
11-29 10:58:42.561 399-1558/? E/AudioFlinger_Threads: createRecordTrack_l() initCheck failed -12; no control block? 
11-29 10:58:42.561 399-1558/? V/AudioFlinger_Tracks: virtual android::AudioFlinger::RecordThread::RecordTrack::~RecordTrack() 
11-29 10:58:42.561 399-1558/? V/AudioFlinger: removeClient_l() pid 29103, calling pid 29103 
11-29 10:58:42.561 29103-29103/com.audiorecorder.company.audiorecorder E/AudioRecord: AudioFlinger could not create record track, status: -12 
11-29 10:58:42.562 399-2955/? V/APM::AudioPolicyManager: releaseInput() 438 
11-29 10:58:42.562 399-2955/? V/APM::AudioPolicyManager: closeInput(438) 
11-29 10:58:42.562 399-2955/? V/AudioFlinger: closeInput() 438 
11-29 10:58:42.562 399-2955/? D/AudioSystem: getIoDescriptor: ioHandle = 438, index = 1, mIoDescriptors = 0xb86a44f0 
11-29 10:58:42.562 399-2955/? V/AudioSystem: ioConfigChanged() input 438 closed 
11-29 10:58:42.562 399-2955/? V/AudioSystem: ioConfigChanged: [Update mIoDescriptors] remove ioHandle = 438 
11-29 10:58:42.562 399-2955/? V/AudioFlinger_Threads: ThreadBase::exit 
11-29 10:58:42.562 2107-3562/? D/AudioSystem: getIoDescriptor: ioHandle = 438, index = 1, mIoDescriptors = 0xb9b82ca0 
11-29 10:58:42.562 29103-29114/com.audiorecorder.company.audiorecorder D/AudioSystem: getIoDescriptor: ioHandle = 438, index = 1, mIoDescriptors = 0xb99fbd70 
11-29 10:58:42.562 2107-3562/? V/AudioSystem: ioConfigChanged() input 438 closed 
11-29 10:58:42.562 2107-3562/? V/AudioSystem: ioConfigChanged: [Update mIoDescriptors] remove ioHandle = 438 
11-29 10:58:42.562 29103-29114/com.audiorecorder.company.audiorecorder V/AudioSystem: ioConfigChanged() input 438 closed 
11-29 10:58:42.563 29103-29114/com.audiorecorder.company.audiorecorder V/AudioSystem: ioConfigChanged: [Update mIoDescriptors] remove ioHandle = 438 
11-29 10:58:42.563 3049-3078/? D/AudioSystem: getIoDescriptor: ioHandle = 438, index = 1, mIoDescriptors = 0xb9e5fea0 
11-29 10:58:42.563 3049-3078/? V/AudioSystem: ioConfigChanged() input 438 closed 
11-29 10:58:42.563 3049-3078/? V/AudioSystem: ioConfigChanged: [Update mIoDescriptors] remove ioHandle = 438 
11-29 10:58:42.563 399-29325/? V/AudioFlinger_Threads: RecordThread: loop starting 
11-29 10:58:42.564 399-29325/? V/AudioFlinger_Threads: RecordThread 0xb874d850 exiting 
11-29 10:58:42.564 399-2955/? D/audio_hw_primary: adev_close_input_stream: enter:stream_handle(0xb87c58f0) 
11-29 10:58:42.564 399-2955/? D/audio_hw_primary: in_standby: enter: stream (0xb87c58f0) usecase(7: audio-record) 
11-29 10:58:42.564 399-2955/? V/audio_hw_primary: in_standby: exit: status(0) 
11-29 10:58:42.564 3854-3864/? D/AudioSystem: getIoDescriptor: ioHandle = 438, index = 1, mIoDescriptors = 0xb8c7ce18 
11-29 10:58:42.564 399-2955/? V/AudioPolicyService: AudioCommandThread() adding update audio port list 
11-29 10:58:42.564 3854-3864/? V/AudioSystem: ioConfigChanged() input 438 closed 
11-29 10:58:42.564 3854-3864/? V/AudioSystem: ioConfigChanged: [Update mIoDescriptors] remove ioHandle = 438 
11-29 10:58:42.564 399-2955/? V/AudioPolicyService: inserting command: 9 at index 0, num commands 0 
11-29 10:58:42.564 399-2955/? V/APM::AudioPolicyManager: releaseInput() exit 
11-29 10:58:42.564 399-1482/? V/AudioPolicyService: AudioCommandThread() processing update audio port list 
11-29 10:58:42.564 399-1482/? V/AudioPolicyService: -AudioCommandThread 9 
11-29 10:58:42.565 399-1482/? V/AudioPolicyService: AudioCommandThread() going to sleep 
11-29 10:58:42.566 29103-29103/com.audiorecorder.company.audiorecorder E/AudioRecord-JNI: Error creating AudioRecord instance: initialization check failed with status -12. 
11-29 10:58:42.566 29103-29103/com.audiorecorder.company.audiorecorder E/android.media.AudioRecord: Error code -20 when initializing native AudioRecord object. 
11-29 10:58:42.607 2107-3097/? D/PocketDetection: updateScreenWakelockState: mScreenWakeLockList.add(SCREEN_BRIGHT_WAKE_LOCK  'WindowManager' ON_AFTER_RELEASE android (uid=1000, pid=2107, ws=WorkSource{10099}) uptime = 0), mIsScreenWakelockAcquired = true 
11-29 10:58:42.645 29103-29103/com.audiorecorder.company.audiorecorder V/ViewRootImpl: Contents drawing finished : Toast 
11-29 10:58:44.567 2107-3573/? D/InputDispatcher: Window went away: Window{3e54ba2 u0 Toast} 
11-29 10:58:45.538 399-1548/? V/AudioFlinger_Threads: thread 0xb186a008 type 0 TID 1548 going to sleep 
11-29 10:58:46.564 2107-3616/? D/InputDispatcher: Window went away: Window{af07fee u0 Toast} 
11-29 10:58:47.096 2107-2334/? D/PocketDetection: updateScreenWakelockState: mScreenWakeLockList.remove(0) 
11-29 10:58:47.096 2107-2334/? D/PocketDetection: updateScreenWakelockState: mIsScreenWakelockAcquired = false 
11-29 10:58:47.114 414-616/? I/ThermalEngine: Sensor:pa_therm0:34000 mC

より正確には：

11-29 10:58:42.561 399-1558/? E/AudioFlinger_Tracks: not enough memory for AudioTrack size=8388712 
11-29 10:58:42.561 399-1558/? D/MemoryDealer: AudioTrack (0xb89782f8, size=4198400) 
                0: 0xb8973200 | 0x00000000 | 0x00401000 | F 
               size allocated: 0 (0 KB) 
11-29 10:58:42.561 399-1558/? E/AudioFlinger_Threads: createRecordTrack_l() initCheck failed -12; no control block? 
11-29 10:58:42.561 29103-29103/com.audiorecorder.siemens.audiorecorder E/AudioRecord: AudioFlinger could not create record track, status: -12 
11-29 10:58:42.566 29103-29103/com.audiorecorder.siemens.audiorecorder E/AudioRecord-JNI: Error creating AudioRecord instance: initialization check failed with status -12. 
11-29 10:58:42.566 29103-29103/com.audiorecorder.siemens.audiorecorder E/android.media.AudioRecord: Error code -20 when initializing native AudioRecord object.

私のコードは、48秒未満である秒の数にかかわらず機能します。私は何が間違っていますか？

ここで記録したクラスです：ライフサイクルにおける

public class RecordingClass { 

    private int lengthInMilliseconds; 

    private AudioRecord recorder; 
    private Thread recordingThread; 
    private Thread timerThread; 

    private static final int RECORDER_SAMPLERATE = 44100; 
    private static final int RECORDER_AUDIO_ENCODING = AudioFormat.ENCODING_PCM_16BIT; 
    private static final int RECORDER_CHANNELS = AudioFormat.CHANNEL_IN_MONO; 
    private static final int RECORDER_BPP = 16; 
    private static final String AUDIO_RECORDER_FILE_EXT_WAV = ".wav"; 
    private static final int BYTES_PER_SAMPLE = 2; 
    private static final int CHANNELS_MONO = 1; 

    private boolean isRecording = false; 
    private int bufferSize = 0; 

    private static final String TAG = "RecordingClass"; 

    public RecordingClass(int nrOfSeconds) { 
     this.lengthInMilliseconds = nrOfSeconds * 1000; //to get total milliseconds time because the time from UI is in seconds 

     // initialises bufferSize variable 
     getBufferSize(); 
    } 

    public void startRecording() { 

     Toast.makeText(parentActivity, "Recording started for " + lengthInMilliseconds /1000 + " seconds in file '"+fileName+"'", Toast.LENGTH_SHORT).show(); 

     recorder = new AudioRecord(
       MediaRecorder.AudioSource.MIC, 
       RECORDER_SAMPLERATE, 
       RECORDER_CHANNELS, 
       RECORDER_AUDIO_ENCODING, 
       bufferSize); 

     int recorderStatusCode = recorder.getState(); 

     if (recorderStatusCode == AudioRecord.STATE_INITIALIZED) { 

      timerThread = new Thread(new Runnable() { 
       @Override 
       public void run() { 
        try { 
         Thread.sleep(lengthInMilliseconds); 
         stopRecording(); 
         isRecording = false; 
        } catch (InterruptedException e) { 
         return; 
        } 
       } 
      }, "Timer Thread"); 

      //starting recording thread 
      recordingThread = new Thread(new Runnable() { 
       @Override 
       public void run() { 
        while(isRecording) 
         writeAudioDataToFile(); 
       } 
      }, "AudioRecorder Thread"); 

      recorder.startRecording(); 

      recordingThread.start(); 
      timerThread.start(); 
     } 
     else 
     { 
      Toast.makeText(parentActivity, "The AudioRecorder was not initialized successfully", Toast.LENGTH_SHORT).show(); 
     } 
    } 

    public void stopRecording() { 

     if(recorder != null) 
     { 
      isRecording = false; 

      if(recorder.getState() == AudioRecord.STATE_INITIALIZED) { 
       recorder.stop(); 
       isRecording = false; 
      } 
      recorder.release(); 

      recorder = null; 
      recordingThread = null; 
     } 

     //initiatePopup(); 
    } 


    /** 
    * Method used to calculate the appropriate buffer size based on the desired audio length in milliseconds 
    * 
    */ 
    private void getBufferSize() { 
     float percentOfASecond = (float) lengthInMilliseconds/1000.0f; 
     int numSamplesRequired = (int) ((float) RECORDER_SAMPLERATE * percentOfASecond); 
     int bufferSize = 0; 

     int minBufferSize = AudioRecord.getMinBufferSize(RECORDER_SAMPLERATE, RECORDER_CHANNELS, RECORDER_AUDIO_ENCODING); 

     // each sample takes two bytes, thus we need a bigger buffer 
     if (RECORDER_AUDIO_ENCODING == AudioFormat.ENCODING_PCM_16BIT) 
     { 
      bufferSize = numSamplesRequired * BYTES_PER_SAMPLE; 
     } 
     else 
     { 
      bufferSize = numSamplesRequired; 
     } 

     if (bufferSize < minBufferSize) 
     { 
      bufferSize = minBufferSize; 
     } 

    } 

    private void writeAudioDataToFile() { 

     //writes audio to file 
    } 

}

出典

2017-11-29 Sherbi Bv

private void initial() { 
    mRecorder = new MediaRecorder(); 
    File captureDir = new File(FileUtil.getDirpath(), "Audio"); 
    if (!captureDir.exists()){ 
     captureDir.mkdir(); 
    } 
    String filename = getCharacterAndNumber() + ".amr"; 
    File file = new File(captureDir, filename); 

    mRecorder.setAudioSource(MediaRecorder.AudioSource.MIC); 
    mRecorder.setOutputFormat(MediaRecorder.OutputFormat.RAW_AMR); 
    mRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB); 
    mRecorder.setOutputFile(file.getAbsolutePath()); 
    mAudioPath.add(file.getAbsolutePath()); 

} 

public void startRecorder() { 
    initial(); 
    try { 
     mRecorder.prepare(); 
    } catch (IOException e) { 
     e.printStackTrace(); 
    } 

    mRecorder.start(); 
} 

public void stopRecorder() { 
    if (mRecorder != null) { 
     mRecorder.stop(); 
     mRecorder.release(); 
    } 
    mRecorder = null; 
} 

private String getCharacterAndNumber() { 
    String rel = ""; 
    SimpleDateFormat formatter = new SimpleDateFormat("yyyyMMddHHmmss"); 
    Date curDate = new Date(System.currentTimeMillis()); 
    rel = formatter.format(curDate); 
    return rel; 
}

I`ve通常、私のプロジェクトでは、この方法を使用し、）あなたは（準備呼んでいたかのリリースでは、（）;

出典

2017-11-29 09:48:26

返信いただきありがとうございます。 AudioRecordにはprepareメソッドがありません。私は実際にリリースメソッドを使用しました –

audiorecordの十分でないメモリがAudioTrack

答えて

関連する問題