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 VideoEngine { 14 private final long nativeVideoEngine; 15 16 // Keep in sync (including this comment) with webrtc/common_types.h:TraceLevel 17 public enum TraceLevel { 18 TRACE_NONE(0x0000), 19 TRACE_STATE_INFO(0x0001), 20 TRACE_WARNING(0x0002), 21 TRACE_ERROR(0x0004), 22 TRACE_CRITICAL(0x0008), 23 TRACE_API_CALL(0x0010), 24 TRACE_DEFAULT(0x00ff), 25 TRACE_MODULE_CALL(0x0020), 26 TRACE_MEMORY(0x0100), 27 TRACE_TIMER(0x0200), 28 TRACE_STREAM(0x0400), 29 TRACE_DEBUG(0x0800), 30 TRACE_INFO(0x1000), 31 TRACE_TERSE_INFO(0x2000), 32 TRACE_ALL(0xffff); 33 34 public final int level; 35 TraceLevel(int level) { 36 this.level = level; 37 } 38 }; 39 40 // Keep in sync (including this comment) with 41 // webrtc/video_engine/include/vie_rtp_rtcp.h:ViEKeyFrameRequestMethod 42 public enum VieKeyFrameRequestMethod { 43 KEY_FRAME_REQUEST_NONE, KEY_FRAME_REQUEST_PLI_RTCP, 44 KEY_FRAME_REQUEST_FIR_RTP, KEY_FRAME_REQUEST_FIR_RTCP 45 } 46 47 // Keep in sync (including this comment) with 48 // webrtc/common_types.h:RtpDirections 49 public enum RtpDirections { INCOMING, OUTGOING } 50 51 public VideoEngine() { 52 nativeVideoEngine = create(); 53 } 54 55 // API comments can be found in VideoEngine's native APIs. Not all native 56 // APIs are available. 57 private static native long create(); 58 public native int init(); 59 public native int setVoiceEngine(VoiceEngine voe); 60 public native void dispose(); 61 public native int startSend(int channel); 62 public native int stopRender(int channel); 63 public native int stopSend(int channel); 64 public native int startReceive(int channel); 65 public native int stopReceive(int channel); 66 public native int createChannel(); 67 public native int deleteChannel(int channel); 68 public native int connectAudioChannel(int videoChannel, int voiceChannel); 69 public native int setLocalReceiver(int channel, int port); 70 public native int setSendDestination(int channel, int port, String ipAddr); 71 public native int numberOfCodecs(); 72 public native VideoCodecInst getCodec(int index); 73 public native int setReceiveCodec(int channel, VideoCodecInst codec); 74 public native int setSendCodec(int channel, VideoCodecInst codec); 75 public native int addRenderer(int channel, Object glSurface, int zOrder, 76 float left, float top, 77 float right, float bottom); 78 public native int removeRenderer(int channel); 79 public native int registerExternalReceiveCodec(int channel, int plType, 80 MediaCodecVideoDecoder decoder, boolean internal_source); 81 public native int deRegisterExternalReceiveCodec(int channel, int plType); 82 public native int startRender(int channel); 83 public native int numberOfCaptureDevices(); 84 public native CameraDesc getCaptureDevice(int index); 85 public native int allocateCaptureDevice(CameraDesc camera); 86 public native int connectCaptureDevice(int cameraId, int channel); 87 public native int startCapture(int cameraId); 88 public native int stopCapture(int cameraId); 89 public native int releaseCaptureDevice(int cameraId); 90 public native int getOrientation(CameraDesc camera); 91 public native int setRotateCapturedFrames(int cameraId, int degrees); 92 public native int setNackStatus(int channel, boolean enable); 93 public int setKeyFrameRequestMethod(int channel, 94 VieKeyFrameRequestMethod requestMethod) { 95 return setKeyFrameRequestMethod(channel, requestMethod.ordinal()); 96 } 97 private native int setKeyFrameRequestMethod(int channel, 98 int requestMethod); 99 public native RtcpStatistics getReceivedRtcpStatistics(int channel); 100 public native int registerObserver(int channel, 101 VideoDecodeEncodeObserver callback); 102 public native int deregisterObserver(int channel); 103 public native int setTraceFile(String fileName, 104 boolean fileCounter); 105 public int setTraceFilter(TraceLevel filter) { 106 return nativeSetTraceFilter(filter.level); 107 } 108 private native int nativeSetTraceFilter(int filter); 109 public int startRtpDump(int channel, String file, 110 RtpDirections direction) { 111 return startRtpDump(channel, file, direction.ordinal()); 112 } 113 private native int startRtpDump(int channel, String file, 114 int direction); 115 public int stopRtpDump(int channel, RtpDirections direction) { 116 return stopRtpDump(channel, direction.ordinal()); 117 } 118 private native int stopRtpDump(int channel, int direction); 119 public native int setLocalSSRC(int channel, int ssrc); 120 } 121