Code example for AudioRecord

Methods: getAudioFormatgetChannelConfigurationgetSampleRate

     * @return minimum size of the buffer 
    protected int getMinBufferSize() { 
        final int minBufferSize = AudioRecord.getMinBufferSize(
                mAudioRecord.getSampleRate(), mAudioRecord.getChannelConfiguration(), mAudioRecord.getAudioFormat());
        if (minBufferSize < 0) {
            throw new IllegalStateException("Invalid audio recorder - cannot compute minimum buffer size");
        return minBufferSize;
    protected abstract void onRecordingStarted(); 
    protected abstract void onSampleRead(byte[] buffer, int size);
    protected abstract void onRecordingFinished(); 
     * Starts audio recorder. 
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