以下内容涵盖自己工程中的model，大概流程就是 创建AgoraRtcEngineKit ， 设置setChannelProfile 和 setVideoProfile（声音参数和视频参数自己设置），然后加入meeting！
pragma mark 初始化视频相关
//音视频相关
- (void)createVideoAndAudio {
self.agoreRtcKit = [AgoraRtcEngineKit sharedEngineWithAppId:@"82c9a7747d9b44809f5120eb4544ad0e" delegate:self];
// AgoraYuvEnhancerObjc *yuvEnhance =[[AgoraYuvEnhancerObjc alloc]init];
// [yuvEnhance turnOn];
[self.agoreRtcKit :AgoraRtc_ChannelProfile_Communication];
[self.agoreRtcKit setVideoProfile:AgoraRtc_VideoProfile_DEFAULT swapWidthAndHeight:NO];
/// 多少毫秒反馈一下声音 平滑系数:3(官方建议)
[self.agoreRtcKit enableAudioVolumeIndication:400 smooth:3];
//此处用来设置POP回上一界面 不关闭一直开启的背景音乐，不设置，则上一界面的背景音乐没了！
NSDictionary *dic = @{@"che.audio.keep.audiosession":@YES};
NSData *jsonData = [NSJSONSerialization dataWithJSONObject:dic options:NSJSONWritingPrettyPrinted error:nil];
NSString *str = [[NSString alloc] initWithData:jsonData encoding:NSUTF8StringEncoding];
[_agoreRtcKit setParameters:str];
[self joinMeetingWithName:_roomModel.number userID:0];
}
/// 加入房间
- (void)joinMeetingWithName:(NSString *)meetingID userID:(NSInteger)userNumber {
NSLog(@"音视频SDK版本:%@", [AgoraRtcEngineKit getSdkVersion]);
[_agoreRtcKit joinChannelByKey:nil channelName:meetingID info:@"开发者需加入的任何附加信息" uid:userNumber joinSuccess:^(NSString *channel, NSUInteger uid, NSInteger elapsed) {
[UnityFunction bindVideoPlayer:_roomModel.ID memberId:[NSString stringWithFormat:@"%ld",(long)uid]];
//扬声器相关
[_agoreRtcKit setDefaultAudioRouteToSpeakerphone:YES];
[_agoreRtcKit isSpeakerphoneEnabled];
[_agoreRtcKit setEnableSpeakerphone:YES];
[_agoreRtcKit enableLocalVideo:NO];
[self.agoreRtcKit enableVideo];
// 禁止传音/视频
[self sendVideoStream:NO];
// 控制屏幕常亮
// [UIApplication sharedApplication].idleTimerDisabled = YES;
// 重新刷新UI
[mainVC reloadUI];
}];
}
/// 离开会议(不管当前是否在通话中，都可以调用leaveChannel，没有副作用)
- (void)leaveMeeting {
[self.agoreRtcKit leaveChannel:^(AgoraRtcStats *stat) {
// [AppToast showFileWithString:@"离开会议成功"];
// 不控制灭屏
// [UIApplication sharedApplication].idleTimerDisabled = NO;
// if (_videoView) {
[_videoView removeFromSuperview];
_videoView =nil;
_agoreRtcKit =nil;
// }
}];
}
/// 接受视频
- (void)loadVideoWithUserID:(NSUInteger)userID isRemote:(BOOL)remote {
if (self.videoView) {
self.videoView.hidden =NO;
}
AgoraRtcVideoCanvas *distalCanvas =[[AgoraRtcVideoCanvas alloc]init];
distalCanvas.uid = userID;
distalCanvas.view =self.videoView;
distalCanvas.renderMode =AgoraRtc_Render_Fit;
if (remote) {
// 显示远端图层
[self.agoreRtcKit setupRemoteVideo:distalCanvas];
} else {
// 显示本地视频
[self.agoreRtcKit setupLocalVideo:distalCanvas];
}
}
/// 发送/暂停 音视频
- (void)sendVideoStream:(BOOL)isSend {
[_agoreRtcKit muteLocalAudioStream:!isSend];
[_agoreRtcKit muteLocalVideoStream:!isSend];
}
/// 接收/暂停音视频
- (void)receiveVideoStream:(BOOL)isReceive {
[_agoreRtcKit muteAllRemoteAudioStreams:!isReceive];
[_agoreRtcKit muteAllRemoteVideoStreams:!isReceive];
}
#pragma mark - 代理方法相关
#pragma mark =====>AgoraRtcEngineKitDelegate<======
- (void)rtcEngine:(AgoraRtcEngineKit *)engine didAudioMuted:(BOOL)muted byUid:(NSUInteger)uid {
for (NSInteger i=0; i<_roomModel.players.count; i++) {
PlayerModel *player = _roomModel.players[i];
UIImageView *ima = _characView.audioArr[i];
if (uid ==[player.memberId integerValue]) {
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.5 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
ima.hidden = muted;
});
}
}
}
- (void)rtcEngine:(AgoraRtcEngineKit *)engine reportAudioVolumeIndicationOfSpeakers:(NSArray*)speakers totalVolume:(NSInteger)totalVolume {
if (_roomModel.isStart) {
return;
} else {
if (speakers.count !=0) {
for (NSInteger i=0; i<_roomModel.players.count; i++) {
PlayerModel *player = _roomModel.players[i];
for (AgoraRtcAudioVolumeInfo *userInfo in speakers) {
if (player.user.ID.length >0 &&
[player.memberId integerValue]!=0 &&
userInfo.uid ==[player.memberId integerValue]) {
UIImageView *ima = _characView.audioArr[i];
ima.hidden = NO;
}
}
}
} else {
for (UIImageView *ima in _characView.audioArr) {
ima.hidden = YES;
}
}
}
}
- (void)rtcEngine:(AgoraRtcEngineKit *)engine firstLocalVideoFrameWithSize:
(CGSize)size elapsed:(NSInteger)elapsed {
NSLog(@"本地第一帧视频显示");
}
- (void)rtcEngine:(AgoraRtcEngineKit *)engine firstRemoteVideoDecodedOfUid:
(NSUInteger)uid size:(CGSize)size elapsed:(NSInteger)elapsed {
NSLog(@"远程第一帧视频解码");
[self loadVideoWithUserID:uid isRemote:YES];
[_agoreRtcKit startPreview];
}
- (void)rtcEngine:(AgoraRtcEngineKit *)engine firstRemoteVideoFrameOfUid:
(NSUInteger)uid size:(CGSize)size elapsed:(NSInteger)elapsed {
NSLog(@"远程第一帧视频显示");
}
- (void)rtcEngine:(AgoraRtcEngineKit *)engine didJoinedOfUid:
(NSUInteger)uid elapsed:(NSInteger)elapsed {
NSLog(@"有人加入=%ld", (unsigned long)uid);
}
- (void)rtcEngine:(AgoraRtcEngineKit *)engine didOfflineOfUid:
(NSUInteger)uid reason:(AgoraRtcUserOfflineReason)reason {
NSLog(@"有人离开=%ld", (unsigned long)uid);
}
- (void)rtcEngine:(AgoraRtcEngineKit *)engine didVideoEnabled:(BOOL)enabled byUid:(NSUInteger)uid {
NSLog(@"用户启用/关闭视频回调");
}
- (void)rtcEngineVideoDidStop:(AgoraRtcEngineKit *)engine {
NSLog(@"视频停止回调");
}
- (void)rtcEngineConnectionDidInterrupted:(AgoraRtcEngineKit *)engine {
NSLog(@"网络连接中断回调");
[AppToast showFileWithString:@"网络中断,稍后再试"];
/*
UIAlertController *alert = [UIAlertController alertControllerWithTitle:@"友情提示" message:@"网络不好请等待" preferredStyle:UIAlertControllerStyleAlert];
[alert addAction:[UIAlertAction actionWithTitle:@"知道了" style:UIAlertActionStyleCancel handler:^(UIAlertAction *action) {
NSLog(@"点击了取消按钮");
}]];
[self presentViewController:alert animated:YES completion:nil];
*/
}
- (void)rtcEngineConnectionDidLost:(AgoraRtcEngineKit *)engin {
NSLog(@"网络连接丢失回调(与服务器中断连接, 不处理-会自动连接)");
// [AppToast showFileWithString:@"视频流连接丢失, 我们正努力找回"];
}