TTTRtcEngineDelegate方法里面添加MHBeautyManager的渲染方法： ``` -(void)rtcEngine:(TTTRtcEngineKit*)engine localVideoFrameCaptured:(TTTRtcVideoFrame *)videoFrame { CVPixelBufferRef imageBuffer = videoFrame.textureBuffer; [self.beautyManager process3TWithPixelBuffer:imageBuffer]; } ```