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      1 /*
      2  *  Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
      3  *
      4  *  Use of this source code is governed by a BSD-style license
      5  *  that can be found in the LICENSE file in the root of the source
      6  *  tree. An additional intellectual property rights grant can be found
      7  *  in the file PATENTS.  All contributing project authors may
      8  *  be found in the AUTHORS file in the root of the source tree.
      9  */
     10 
     11 package org.webrtc.webrtcdemo;
     12 
     13 public class VoiceEngine {
     14   private final long nativeVoiceEngine;
     15 
     16   // Keep in sync (including this comment) with
     17   // webrtc/common_types.h:NsModes
     18   public enum NsModes {
     19     UNCHANGED, DEFAULT, CONFERENCE, LOW_SUPPRESSION,
     20     MODERATE_SUPPRESSION, HIGH_SUPPRESSION, VERY_HIGH_SUPPRESSION
     21   }
     22 
     23   // Keep in sync (including this comment) with
     24   // webrtc/common_types.h:AgcModes
     25   public enum AgcModes {
     26     UNCHANGED, DEFAULT, ADAPTIVE_ANALOG, ADAPTIVE_DIGITAL,
     27     FIXED_DIGITAL
     28   }
     29 
     30   // Keep in sync (including this comment) with
     31   // webrtc/common_types.h:AecmModes
     32   public enum AecmModes {
     33     QUIET_EARPIECE_OR_HEADSET, EARPIECE, LOUD_EARPIECE,
     34     SPEAKERPHONE, LOUD_SPEAKERPHONE
     35   }
     36 
     37   // Keep in sync (including this comment) with
     38   // webrtc/common_types.h:EcModes
     39   public enum EcModes { UNCHANGED, DEFAULT, CONFERENCE, AEC, AECM }
     40 
     41   // Keep in sync (including this comment) with
     42   // webrtc/common_types.h:RtpDirections
     43   public enum RtpDirections { INCOMING, OUTGOING }
     44 
     45   public static class AgcConfig {
     46     AgcConfig(int targetLevelDbOv, int digitalCompressionGaindB,
     47         boolean limiterEnable) {
     48       this.targetLevelDbOv = targetLevelDbOv;
     49       this.digitalCompressionGaindB = digitalCompressionGaindB;
     50       this.limiterEnable = limiterEnable;
     51     }
     52     private final int targetLevelDbOv;
     53     private final int digitalCompressionGaindB;
     54     private final boolean limiterEnable;
     55   }
     56 
     57   public VoiceEngine() {
     58     nativeVoiceEngine = create();
     59   }
     60   private static native long create();
     61   public native int init();
     62   public native void dispose();
     63   public native int createChannel();
     64   public native int deleteChannel(int channel);
     65   public native int setLocalReceiver(int channel, int port);
     66   public native int setSendDestination(int channel, int port, String ipaddr);
     67   public native int startListen(int channel);
     68   public native int startPlayout(int channel);
     69   public native int startSend(int channel);
     70   public native int stopListen(int channel);
     71   public native int stopPlayout(int channel);
     72   public native int stopSend(int channel);
     73   public native int setSpeakerVolume(int volume);
     74   public native int setLoudspeakerStatus(boolean enable);
     75   public native int startPlayingFileLocally(
     76       int channel,
     77       String fileName,
     78       boolean loop);
     79   public native int stopPlayingFileLocally(int channel);
     80   public native int startPlayingFileAsMicrophone(
     81       int channel,
     82       String fileName,
     83       boolean loop);
     84   public native int stopPlayingFileAsMicrophone(int channel);
     85   public native int numOfCodecs();
     86   public native CodecInst getCodec(int index);
     87   public native int setSendCodec(int channel, CodecInst codec);
     88   public int setEcStatus(boolean enable, EcModes mode) {
     89     return setEcStatus(enable, mode.ordinal());
     90   }
     91   private native int setEcStatus(boolean enable, int ec_mode);
     92   public int setAecmMode(AecmModes aecm_mode, boolean cng) {
     93     return setAecmMode(aecm_mode.ordinal(), cng);
     94   }
     95   private native int setAecmMode(int aecm_mode, boolean cng);
     96   public int setAgcStatus(boolean enable, AgcModes agc_mode) {
     97     return setAgcStatus(enable, agc_mode.ordinal());
     98   }
     99   private native int setAgcStatus(boolean enable, int agc_mode);
    100   public native int setAgcConfig(AgcConfig agc_config);
    101   public int setNsStatus(boolean enable, NsModes ns_mode) {
    102     return setNsStatus(enable, ns_mode.ordinal());
    103   }
    104   private native int setNsStatus(boolean enable, int ns_mode);
    105   public native int startDebugRecording(String file);
    106   public native int stopDebugRecording();
    107   public int startRtpDump(int channel, String file,
    108       RtpDirections direction) {
    109     return startRtpDump(channel, file, direction.ordinal());
    110   }
    111   private native int startRtpDump(int channel, String file,
    112       int direction);
    113   public int stopRtpDump(int channel, RtpDirections direction) {
    114     return stopRtpDump(channel, direction.ordinal());
    115   }
    116   private native int stopRtpDump(int channel, int direction);
    117 }