• Android 6.0 双向通话自动录音


    package com.example.hgx.phoneinfo60.Recording;
    
    import android.content.BroadcastReceiver;
    import android.content.Context;
    import android.content.Intent;
    import android.telephony.TelephonyManager;
    import android.widget.Toast;
    
    /**
     * Created by hgx on 2016/6/13.
     */
    public class PhoneCallReceiver extends BroadcastReceiver {
        private int lastCallState  = TelephonyManager.CALL_STATE_IDLE;
        private boolean isIncoming = false;
        private static String contactNum;
        Intent audioRecorderService;
    
    
        public PhoneCallReceiver() {
        }
    
        @Override
        public void onReceive(Context context, Intent intent) {
            //如果是去电
            if (intent.getAction().equals(Intent.ACTION_NEW_OUTGOING_CALL)){
                contactNum = intent.getExtras().getString(Intent.EXTRA_PHONE_NUMBER);
            }else //android.intent.action.PHONE_STATE.查了下android文档,貌似没有专门用于接收来电的action,所以,非去电即来电.
            {
                String state = intent.getExtras().getString(TelephonyManager.EXTRA_STATE);
                String phoneNumber = intent.getExtras().getString(TelephonyManager.EXTRA_INCOMING_NUMBER);
    
                int stateChange = 0;
    
                if (state.equals(TelephonyManager.EXTRA_STATE_IDLE)){
                    //空闲状态
                    stateChange =TelephonyManager.CALL_STATE_IDLE;
                    if (isIncoming){
                        onIncomingCallEnded(context,phoneNumber);
                    }else {
                        onOutgoingCallEnded(context,phoneNumber);
                    }
                }else if (state.equals(TelephonyManager.EXTRA_STATE_OFFHOOK)){
                    //摘机状态
                    stateChange = TelephonyManager.CALL_STATE_OFFHOOK;
                    if (lastCallState != TelephonyManager.CALL_STATE_RINGING){
                        //如果最近的状态不是来电响铃的话,意味着本次通话是去电
                        isIncoming =false;
                        onOutgoingCallStarted(context,phoneNumber);
                    }else {
                        //否则本次通话是来电
                        isIncoming = true;
                        onIncomingCallAnswered(context, phoneNumber);
                    }
                }else if (state.equals(TelephonyManager.EXTRA_STATE_RINGING)){
                    //来电响铃状态
                    stateChange = TelephonyManager.CALL_STATE_RINGING;
                    lastCallState = stateChange;
                    onIncomingCallReceived(context,contactNum);
                }
    
            }
    
        }
    
    
        protected void onIncomingCallStarted(Context context,String number){
            Toast.makeText(context,"Incoming call is started",Toast.LENGTH_LONG).show();
            context.startService(new Intent(context,AudioRecorderService.class));
    
        }
    
        protected void onOutgoingCallStarted(Context context,String number){
            Toast.makeText(context, "Outgoing call is started", Toast.LENGTH_LONG).show();
            context.startService(new Intent(context, AudioRecorderService.class));
        }
    
        protected void onIncomingCallEnded(Context context,String number){
            Toast.makeText(context, "Incoming call is ended", Toast.LENGTH_LONG).show();
            context.startService(new Intent(context, AudioRecorderService.class));
        }
    
        protected void onOutgoingCallEnded(Context context,String number){
            Toast.makeText(context, "Outgoing call is ended", Toast.LENGTH_LONG).show();
            context.startService(new Intent(context, AudioRecorderService.class));
        }
    
        protected void onIncomingCallReceived(Context context,String number){
            Toast.makeText(context, "Incoming call is received", Toast.LENGTH_LONG).show();
        }
        protected void onIncomingCallAnswered(Context context, String number) {
            Toast.makeText(context, "Incoming call is answered", Toast.LENGTH_LONG).show();
        }
    }
    

      

    下面是AudioRecorderService的java实现:

     package com.example.hgx.phoneinfo60.Recording;
    import android.app.Service;
    import android.content.Intent;
    import android.media.AudioFormat;
    import android.media.AudioRecord;
    import android.media.MediaRecorder;
    import android.os.AsyncTask;
    import android.os.Environment;
    import android.os.IBinder;
    import android.provider.MediaStore;
    import android.util.Log;
    import android.widget.Toast;
    
    import com.example.hgx.phoneinfo60.MyApplication;
    
    import java.io.DataOutputStream;
    import java.io.File;
    import java.io.FileInputStream;
    import java.io.FileNotFoundException;
    import java.io.FileOutputStream;
    import java.io.IOException;
    import java.net.HttpURLConnection;
    import java.net.URL;
    /**
     * Created by hgx on 2016/6/13.
     */
    
    public class AudioRecorderService extends Service {
        private static int RECORD_RATE = 0;
        private static int RECORD_BPP = 32;
        private static int RECORD_CHANNEL = AudioFormat.CHANNEL_IN_MONO;
        private static int RECORD_ENCODER = AudioFormat.ENCODING_PCM_16BIT;
        private AudioRecord audioRecorder = null;
        private Thread recordT = null;
        private Boolean isRecording = false;
        private int bufferEle = 1024, bytesPerEle = 2;// want to play 2048 (2K) since 2 bytes we use only 1024 2 bytes in 16bit format
        private static int[] recordRate ={44100 , 22050 , 11025 , 8000};
        int bufferSize = 0;
        File uploadFile;
    
    
    
        @Override
        public IBinder onBind(Intent intent) {
            // TODO: Return the communication channel to the service.
            //maintain the relationship between the caller activity and the callee service, currently useless here
           return null;
        }
    
        @Override
        public void onDestroy() {
            if (isRecording){
                stopRecord();
            }else{
                Toast.makeText(MyApplication.getContext(), "Recording is already stopped",Toast.LENGTH_SHORT).show();
            }
            super.onDestroy();
        }
    
        @Override
        public int onStartCommand(Intent intent, int flags, int startId) {
            if (!isRecording){
                startRecord();
            }else {
                Toast.makeText(MyApplication.getContext(), "Recording is already started",Toast.LENGTH_SHORT).show();
            }
            return 1;
        }
    
        private void startRecord(){
            audioRecorder = initializeRecord();
            if (audioRecorder != null){
                Toast.makeText(MyApplication.getContext(), "Recording is  started",Toast.LENGTH_SHORT).show();
                audioRecorder.startRecording();
            }else
                return;
    
            isRecording = true;
            recordT = new Thread(new Runnable() {
                @Override
                public void run() {
                    writeToFile();
                }
            },"Recording Thread");
            recordT.start();
    
        }
    
        private void writeToFile(){
            byte bDate[] = new byte[bufferEle];
            FileOutputStream fos =null;
            File recordFile = createTempFile();
            try {
                fos = new FileOutputStream(recordFile);
            } catch (FileNotFoundException e) {
                e.printStackTrace();
            }
    
            while (isRecording){
                audioRecorder.read(bDate,0,bufferEle);
            }
    
            try {
                fos.write(bDate);
            } catch (IOException e) {
                e.printStackTrace();
            }
    
            try {
                fos.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    
        //Following function converts short data to byte data
        private byte[] writeShortToByte(short[] sData) {
            int size = sData.length;
            byte[] byteArrayData = new byte[size * 2];
            for (int i = 0; i < size; i++) {
                byteArrayData[i * 2] = (byte) (sData[i] & 0x00FF);
                byteArrayData[(i * 2) + 1] = (byte) (sData[i] >> 8);
                sData[i] = 0;
            }
    
            return byteArrayData;
        }
    
        //Creates temporary .raw file for recording
        private File createTempFile() {
            File tempFile = new File(Environment.getExternalStorageDirectory(), "aditi.raw");
            return tempFile;
        }
    
        //Create file to convert to .wav format
        private File createWavFile() {
            File wavFile = new File(Environment.getExternalStorageDirectory(), "aditi_" + System.currentTimeMillis() + ".wav");
            return wavFile;
        }
    
        /*
         *  Convert raw to wav file
         *  @param java.io.File temporay raw file
         *  @param java.io.File destination wav file
         *  @return void
         *
         * */
        private void convertRawToWavFile(File tempFile, File wavFile) {
            FileInputStream fin = null;
            FileOutputStream fos = null;
            long audioLength = 0;
            long dataLength = audioLength + 36;
            long sampleRate = RECORD_RATE;
            int channel = 1;
            long byteRate = RECORD_BPP * RECORD_RATE * channel / 8;
            String fileName = null;
    
            byte[] data = new byte[bufferSize];
            try {
                fin = new FileInputStream(tempFile);
                fos = new FileOutputStream(wavFile);
                audioLength = fin.getChannel().size();
                dataLength = audioLength + 36;
                createWaveFileHeader(fos, audioLength, dataLength, sampleRate, channel, byteRate);
    
                while (fin.read(data) != -1) {
                    fos.write(data);
                }
    
                uploadFile = wavFile.getAbsoluteFile();
            } catch (FileNotFoundException e) {
                //Log.e("MainActivity:convertRawToWavFile",e.getMessage());
            } catch (IOException e) {
                //Log.e("MainActivity:convertRawToWavFile",e.getMessage());
            } catch (Exception e) {
                //Log.e("MainActivity:convertRawToWavFile",e.getMessage());
            }
        }
    
        /*
       * To create wav file need to create header for the same
       *
       * @param java.io.FileOutputStream
       * @param long
       * @param long
       * @param long
       * @param int
       * @param long
       * @return void
       */
        private void createWaveFileHeader(FileOutputStream fos, long audioLength, long dataLength, long sampleRate, int channel, long byteRate) {
    
            byte[] header = new byte[44];
    
            header[0] = 'R'; // RIFF/WAVE header
            header[1] = 'I';
            header[2] = 'F';
            header[3] = 'F';
            header[4] = (byte) (dataLength & 0xff);
            header[5] = (byte) ((dataLength >> 8) & 0xff);
            header[6] = (byte) ((dataLength >> 16) & 0xff);
            header[7] = (byte) ((dataLength >> 24) & 0xff);
            header[8] = 'W';
            header[9] = 'A';
            header[10] = 'V';
            header[11] = 'E';
            header[12] = 'f'; // 'fmt ' chunk
            header[13] = 'm';
            header[14] = 't';
            header[15] = ' ';
            header[16] = 16; // 4 bytes: size of 'fmt ' chunk
            header[17] = 0;
            header[18] = 0;
            header[19] = 0;
            header[20] = 1; // format = 1
            header[21] = 0;
            header[22] = (byte) channel;
            header[23] = 0;
            header[24] = (byte) (sampleRate & 0xff);
            header[25] = (byte) ((sampleRate >> 8) & 0xff);
            header[26] = (byte) ((sampleRate >> 16) & 0xff);
            header[27] = (byte) ((sampleRate >> 24) & 0xff);
            header[28] = (byte) (byteRate & 0xff);
            header[29] = (byte) ((byteRate >> 8) & 0xff);
            header[30] = (byte) ((byteRate >> 16) & 0xff);
            header[31] = (byte) ((byteRate >> 24) & 0xff);
            header[32] = (byte) (2 * 16 / 8); // block align
            header[33] = 0;
            header[34] = 16; // bits per sample
            header[35] = 0;
            header[36] = 'd';
            header[37] = 'a';
            header[38] = 't';
            header[39] = 'a';
            header[40] = (byte) (audioLength & 0xff);
            header[41] = (byte) ((audioLength >> 8) & 0xff);
            header[42] = (byte) ((audioLength >> 16) & 0xff);
            header[43] = (byte) ((audioLength >> 24) & 0xff);
    
            try {
                fos.write(header, 0, 44);
            } catch (IOException e) {
                // TODO Auto-generated catch block
                //Log.e("MainActivity:createWavFileHeader()",e.getMessage());
            }
    
        }
    
        /*
        * delete created temperory file
        * @param
        * @return void
        */
        private void deletTempFile() {
            File file = createTempFile();
            file.delete();
        }
    
        /*
         * Initialize audio record
         *
         * @param
         * @return android.media.AudioRecord
         */
        private AudioRecord initializeRecord() {
            short[] audioFormat = new short[]{AudioFormat.ENCODING_PCM_16BIT, AudioFormat.ENCODING_PCM_8BIT};
            short[] channelConfiguration = new short[]{AudioFormat.CHANNEL_IN_MONO, AudioFormat.CHANNEL_IN_STEREO};
            for (int rate : recordRate) {
                for (short aFormat : audioFormat) {
                    for (short cConf : channelConfiguration) {
                        //Log.d("MainActivity:initializeRecord()","Rate"+rate+"AudioFormat"+aFormat+"Channel Configuration"+cConf);
                        try {
                            int buffSize = AudioRecord.getMinBufferSize(rate, cConf, aFormat);
                            bufferSize = buffSize;
    
                            if (buffSize != AudioRecord.ERROR_BAD_VALUE) {
                                AudioRecord aRecorder = new AudioRecord(MediaRecorder.AudioSource.DEFAULT, rate, cConf, aFormat, buffSize);
    
                                if (aRecorder.getState() == AudioRecord.STATE_INITIALIZED) {
                                    RECORD_RATE = rate;
                                    //Log.d("MainActivity:InitializeRecord - AudioFormat",String.valueOf(aFormat));
                                    //Log.d("MainActivity:InitializeRecord - Channel",String.valueOf(cConf));
                                    //Log.d("MainActivity:InitialoizeRecord - rceordRate", String.valueOf(rate));
                                    return aRecorder;
                                }
                            }
                        } catch (Exception e) {
                            //Log.e("MainActivity:initializeRecord()",e.getMessage());
                        }
                    }
                }
            }
            return null;
        }
    
        /*
        * Method to stop and release audio record
        *
        * @param
        * @return void
        */
        private void stopRecord() {
            if (null != audioRecorder) {
                isRecording = false;
                audioRecorder.stop();
                audioRecorder.release();
                audioRecorder = null;
                recordT = null;
                Toast.makeText(getApplicationContext(), "Recording is stopped", Toast.LENGTH_LONG).show();
            }
            convertRawToWavFile(createTempFile(), createWavFile());
            if (uploadFile.exists()) {
                //Log.d("AudioRecorderService:stopRecord()", "UploadFile exists");
            }
            new UploadFile().execute(uploadFile);
            deletTempFile();
        }
    
        /*
         * Asynchronous task to upload audio file in background
         *
         *
         */
        private class UploadFile extends AsyncTask<File, Void, Void> {
            protected Void doInBackground(File... files) {
    
                if (files[0] == null)
                    return null;
                try {
                    File fileToUpload = files[0];
                    String boundary = "*****";
                    String lineEnd = "
    ";
                    String twoHyphens = "--";
                    int maxBufferSize = 1 * 1024 * 1024;
                    String fileName = fileToUpload.getAbsolutePath();
                    FileInputStream fis = new FileInputStream(new File(fileName));
                    URL serverUrl = new URL("http://192.168.78.128/UploadToServer.php");
                    HttpURLConnection connection = (HttpURLConnection) serverUrl.openConnection();
                    connection.setDoInput(true);
                    connection.setDoOutput(true);
                    connection.setUseCaches(false);
                    connection.setRequestMethod("POST");
                    connection.setRequestProperty("Connection", "Keep-Alive");
                    connection.setRequestProperty("ENCTYPE", "multipart/form-data");
                    connection.setRequestProperty("Content-Type", "multipart/form-data;boundary=" + boundary);
                    connection.setRequestProperty("uploaded_file", fileName);
                    DataOutputStream dos = new DataOutputStream(connection.getOutputStream());
    
                    dos.writeBytes(twoHyphens + boundary + lineEnd);
                    dos.writeBytes("Content-Disposition: form-data; name="uploadedfile";filename="" + fileName + """ + lineEnd);
                    dos.writeBytes(lineEnd);
    
                    // create a buffer of  maximum size
                    int bytesAvailable = fis.available();
                    int bufferSize = Math.min(bytesAvailable, maxBufferSize);
                    byte[] buffer = new byte[bufferSize];
    
                    // read file and write it into form...
                    int bytesRead = fis.read(buffer, 0, bufferSize);
    
    
                    while (bytesRead > 0) {
    
                        dos.write(buffer, 0, bufferSize);
                        bytesAvailable = fis.available();
                        bufferSize = Math.min(bytesAvailable, maxBufferSize);
                        bytesRead = fis.read(buffer, 0, bufferSize);
    
                    }
    
                    dos.writeBytes(lineEnd);
                    dos.writeBytes(twoHyphens + boundary + twoHyphens + lineEnd);
                    // Responses from the server (code and message)
                    int serverResponseCode = connection.getResponseCode();
                    String serverResponseMessage = connection.getResponseMessage();
    
                    // /Log.d("AudioRecorderService:AsyncTask",String.valueOf(serverResponseCode));
                    // /Log.d("AudioRecorderService:AsyncTask",serverResponseMessage);
    
                    if (serverResponseCode == 200) {
    
                        Toast.makeText(getApplicationContext(), "File is uploaded successfully", Toast.LENGTH_SHORT).show();
    
                    }
    
                    //close the streams //
                    fis.close();
                    dos.flush();
                    dos.close();
    
    
                } catch (Exception e) {
                    Log.e("AudioRecorder:Asynctask", e.getMessage());
                }
    
    
                return null;
    
            }
        }
    }
    

      原文地址:http://blog.csdn.net/gyhgx/article/details/51669892

  • 相关阅读:
    结对第二次作业
    结对项目第一次作业
    2017 软工第二次作业
    2017软工实践--第一次作业
    软工--最后的作业
    软件产品案例分析
    个人技术博客—作业向
    软工结队第二次作业
    软工第二次作业---数独
    软工实践第一次作业----阅读有感
  • 原文地址:https://www.cnblogs.com/nsw2018/p/5918849.html
Copyright © 2020-2023  润新知