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Android 视频通话 AnyChat

洪俊捷
2023-12-01

转自:http://blog.csdn.net/ysh06201418/article/details/32072353

  最近学习Android平台下跨平台音视频通信开发,虽然网上有很多开源项目供我们参考学习,但音视频效果很一般,还有很多不稳定的因素,毕竟是开源嘛。在国内我找到了一个比较好音视频通信解决方案(百度下载官方Anychat for Android 的demo),该案例提供了纯Java语言接口供我们调用,随后我参照官方android demo程序和开发文档并结合自己的见解写了一个android音频通信软件,200行以内代码就搞定了(难以相信吧)。其实我只是调用其相关API即可实现。以下是我自己写的Java代码,以备大家互相学习: 
1./** 
2. * Android**天 
3. * 1、初始化SDK 2、连接服务器、 3、用户登录;4、进入房间;5、打开本地视频;6、请求对方视频 
4. */ 
5.public class VideoChatActivity extends Activity implements AnyChatBaseEvent 
6.{ 
7. private AnyChatCoreSDK anychat; // 核心SDK 
8. private SurfaceView remoteSurfaceView; // 对方视频 
9. private SurfaceView localSurfaceView; // 本地视频 
10. private ConfigEntity configEntity; 
11. private boolean bSelfVideoOpened = false; // 本地视频是否已打开 
12. private boolean bOtherVideoOpened = false; // 对方视频是否已打开 
13. private TimerTask mTimerTask; // 定时器 
14. private Timer mTimer = new Timer(true); 
15. private Handler handler; // 用Handler来不间断刷新即时视频 
16. private List<String> userlist = new ArrayList<String>();//保存在线用户列表 
17. private int userid; // 用户ID 
18. @Override 
19. public void onCreate(Bundle savedInstanceState) 
20. { 
21. super.onCreate(savedInstanceState); 
22. setContentView(R.layout.activity_video_chat); 
23. remoteSurfaceView = (SurfaceView) findViewById(R.id.surface_remote); 
24. localSurfaceView = (SurfaceView) findViewById(R.id.surface_local); 
25. configEntity = ConfigService.LoadConfig(this);//加载视频通话设置 
26. loginSystem();// 初始化SDK 连接服务器 
27. mTimerTask = new TimerTask(){ 
28. public void run(){ 
29. Message mesasge = new Message(); 
30. handler.sendMessage(mesasge); 
31. } 
32. }; 
33. mTimer.schedule(mTimerTask, 1000, 100); 
34. handler = new Handler(){ 
35. @Override 
36. public void handleMessage(Message msg){ 
37. VideoChat();// 不间断显示即时视频通话画面 
38. super.handleMessage(msg); 
39. } 
40. }; 
41. } 
42. // 初始化SDK 连接服务器 
43. private void loginSystem(){ 
44. if (anychat == null){ 
45. anychat = new AnyChatCoreSDK(); 
46. anychat.SetBaseEvent(this); // 设置基本事件回调函数 
47. if (configEntity.useARMv6Lib != 0) // 使用ARMv6指令集 
48. anychat.SetSDKOptionInt(AnyChatDefine. 
49. BRAC_SO_CORESDK_USEARMV6LIB, 1); 
50. anychat.InitSDK(android.os.Build.VERSION.SDK_INT, 0); // 初始化SDK 
51. } 
52. anychat.Connect("demo.anychat.cn", 8906);// 连接服务器 
53. } 
54. // 显示即时视频通话画面 
55. public void VideoChat(){ 
56. if (!bOtherVideoOpened){ 
57. if (anychat.GetCameraState(userid) == 2 
58. && anychat.GetUserVideoWidth(userid) != 0){ 
59. SurfaceHolder holder = remoteSurfaceView.getHolder(); 
60. holder.setFormat(PixelFormat.RGB_565); 
61. holder.setFixedSize(anychat.GetUserVideoWidth(userid), 
62. anychat.GetUserVideoHeight(userid)); 
63. Surface s = holder.getSurface(); // 获得视频画面 
64. anychat.SetVideoPos(userid, s, 0, 0, 0, 0); // 调用API显示视频画面 
65. bOtherVideoOpened = true; 
66. } 
67. } 
68. if (!bSelfVideoOpened){ 
69. if (anychat.GetCameraState(-1) == 2 
70. && anychat.GetUserVideoWidth(-1) != 0){ 
71. SurfaceHolder holder = localSurfaceView.getHolder(); 
72. holder.setFormat(PixelFormat.RGB_565); 
73. holder.setFixedSize(anychat.GetUserVideoWidth(-1), 
74. anychat.GetUserVideoHeight(-1)); 
75. Surface s = holder.getSurface(); 
76. anychat.SetVideoPos(-1, s, 0, 0, 0, 0); 
77. bSelfVideoOpened = true; 
78. } 
79. } 
80. } 
81. public void OnAnyChatConnectMessage(boolean bSuccess){ 
82. if (!bSuccess){ 
83. Toast.makeText(VideoChatActivity.this, "连接服务器失败,自动重连,请稍后...", Toast.LENGTH_SHORT).show(); 
84. } 
85. anychat.Login("android", ""); // 服务器连接成功 用户登录 
86. } 
87. public void OnAnyChatLoginMessage(int dwUserId, int dwErrorCode){ 
88. if (dwErrorCode == 0) { 
89. Toast.makeText(this, "登录成功!", Toast.LENGTH_SHORT).show(); 
90. anychat.EnterRoom(1, ""); // 用户登录成功 进入房间 
91. ApplyVideoConfig(); 
92. } else { 
93. Toast.makeText(this, "登录失败,错误代码:" + dwErrorCode, Toast.LENGTH_SHORT).show(); 
94. } 
95. } 
96. public void OnAnyChatEnterRoomMessage(int dwRoomId, int dwErrorCode){ 
97. if (dwErrorCode == 0) { // 进入房间成功 打开本地音视频 
98. Toast.makeText(this, "进入房间成功", Toast.LENGTH_SHORT).show(); 
99. anychat.UserCameraControl(-1, 1); // 打开本地视频 
100. anychat.UserSpeakControl(-1, 1); // 打开本地音频 
101. } else { 
102. Toast.makeText(this, "进入房间失败,错误代码:" + dwErrorCode, Toast.LENGTH_SHORT).show(); 
103. } 
104. } 
105. public void OnAnyChatOnlineUserMessage(int dwUserNum, int dwRoomId){ 
106. if (dwRoomId == 1){ 
107. int user[] = anychat.GetOnlineUser(); 
108. if (user.length != 0){ 
109. for (int i = 0; i < user.length; i++){ 
110. userlist.add(user[i]+""); 
111. } 
112. String temp =userlist.get(0); 
113. userid = Integer.parseInt(temp); 
114. anychat.UserCameraControl(userid, 1);// 请求用户视频 
115. anychat.UserSpeakControl(userid, 1); // 请求用户音频 
116. } 
117. else { 
118. Toast.makeText(VideoChatActivity.this, "当前没有在线用户", Toast.LENGTH_SHORT).show(); 
119. } 
120. } 
121. } 
122. public void OnAnyChatUserAtRoomMessage(int dwUserId, boolean bEnter){ 
123. if (bEnter) {//新用户进入房间 
124. userlist.add(dwUserId+""); 
125. } 
126. else { //用户离开房间 
127. if (dwUserId == userid) 
128. { 
129. Toast.makeText(VideoChatActivity.this, "视频用户已下线", Toast.LENGTH_SHORT).show(); 
130. anychat.UserCameraControl(userid, 0);// 关闭用户视频 
131. anychat.UserSpeakControl(userid, 0); // 关闭用户音频 
132. userlist.remove(userid+""); //移除该用户 
133. if (userlist.size() != 0) 
134. { 
135. String temp =userlist.get(0); 
136. userid = Integer.parseInt(temp); 
137. anychat.UserCameraControl(userid, 1);// 请求其他用户视频 
138. anychat.UserSpeakControl(userid, 1); // 请求其他用户音频 
139. } 
140. } 
141. else { 
142. userlist.remove(dwUserId+""); //移除该用户 
143. } 
144. } 
145. } 
146. public void OnAnyChatLinkCloseMessage(int dwErrorCode){ 
147. Toast.makeText(VideoChatActivity.this, "连接关闭,error:" + dwErrorCode, Toast.LENGTH_SHORT).show(); 
148. } 
149. @Override 
150. protected void onDestroy(){ //程序退出 
151. anychat.LeaveRoom(-1); //离开房间 
152. anychat.Logout(); //注销登录 
153. anychat.Release(); //释放资源 
154. mTimer.cancel(); 
155. super.onDestroy(); 
156. } 
157. // 根据配置文件配置视频参数 
158. private void ApplyVideoConfig(){ 
159. if (configEntity.configMode == 1) // 自定义视频参数配置 
160. { 
161. // 设置本地视频编码的码率(如果码率为0,则表示使用质量优先模式) 
162. anychat.SetSDKOptionInt(AnyChatDefine.BRAC_SO_LOCALVIDEO_BITRATECTRL,configEntity.videoBitrate); 
163. if (configEntity.videoBitrate == 0) 
164. { 
165. // 设置本地视频编码的质量 
166. anychat.SetSDKOptionInt(AnyChatDefine.BRAC_SO_LOCALVIDEO_QUALITYCTRL,configEntity.videoQuality); 
167. } 
168. // 设置本地视频编码的帧率 
169. anychat.SetSDKOptionInt(AnyChatDefine.BRAC_SO_LOCALVIDEO_FPSCTRL,configEntity.videoFps); 
170. // 设置本地视频编码的关键帧间隔 
171. anychat.SetSDKOptionInt(AnyChatDefine.BRAC_SO_LOCALVIDEO_GOPCTRL,configEntity.videoFps * 4); 
172. // 设置本地视频采集分辨率 
173. anychat.SetSDKOptionInt(AnyChatDefine.BRAC_SO_LOCALVIDEO_WIDTHCTRL,configEntity.resolution_width); 
174. anychat.SetSDKOptionInt(AnyChatDefine.BRAC_SO_LOCALVIDEO_HEIGHTCTRL,configEntity.resolution_height); 
175. // 设置视频编码预设参数(值越大,编码质量越高,占用CPU资源也会越高) 
176. anychat.SetSDKOptionInt(AnyChatDefine.BRAC_SO_LOCALVIDEO_PRESETCTRL,configEntity.videoPreset); 
177. } 
178. // 让视频参数生效 
179. anychat.SetSDKOptionInt(AnyChatDefine.BRAC_SO_LOCALVIDEO_APPLYPARAM,configEntity.configMode); 
180. // P2P设置 
181. anychat.SetSDKOptionInt(AnyChatDefine.BRAC_SO_NETWORK_P2PPOLITIC,configEntity.enableP2P); 
182. // 本地视频Overlay模式设置 
183. anychat.SetSDKOptionInt(AnyChatDefine.BRAC_SO_LOCALVIDEO_OVERLAY,configEntity.videoOverlay); 
184. // 回音消除设置 
185. anychat.SetSDKOptionInt(AnyChatDefine.BRAC_SO_AUDIO_ECHOCTRL,configEntity.enableAEC); 
186. // 平台硬件编码设置 
187. anychat.SetSDKOptionInt(AnyChatDefine.BRAC_SO_CORESDK_USEHWCODEC,configEntity.useHWCodec); 
188. // 视频旋转模式设置 
189. anychat.SetSDKOptionInt(AnyChatDefine.BRAC_SO_LOCALVIDEO_ROTATECTRL,configEntity.videorotatemode); 
190. // 视频平滑播放模式设置 
191. anychat.SetSDKOptionInt(AnyChatDefine.BRAC_SO_STREAM_SMOOTHPLAYMODE,configEntity.smoothPlayMode); 
192. // 视频采集驱动设置 
193. anychat.SetSDKOptionInt(AnyChatDefine.BRAC_SO_LOCALVIDEO_CAPDRIVER,configEntity.videoCapDriver); 
194. // 本地视频采集偏色修正设置 
195. anychat.SetSDKOptionInt(AnyChatDefine.BRAC_SO_LOCALVIDEO_FIXCOLORDEVIA,configEntity.fixcolordeviation); 
196. // 视频显示驱动设置 
197. anychat.SetSDKOptionInt(AnyChatDefine.BRAC_SO_VIDEOSHOW_DRIVERCTRL,configEntity.videoShowDriver); 
198. } 
199.}
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该Android音视频解决方案还有文字聊天、发送文件、P2P连接等非常实用的功能。对于开发者来说,能快速实现类似QQ聊天和音视频通信是令人振奋的事情。


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