RCRTCBase
    Created by RongCloud on 2021/12/16.
Properties
Link copied to clipboard
                  public int audioLevel
音频流音量值大小。取值范围:
Link copied to clipboard
                  编码方式
Link copied to clipboard
                  public int firstReceived
第一个关键帧是否正常收到
Link copied to clipboard
                  public int frameHeight
视频高
Link copied to clipboard
                  public int frameWidth
视频宽
Link copied to clipboard
                  public int jitterReceived
jitter 抖动缓冲接收到的数据
Link copied to clipboard
                  nack 数量
Link copied to clipboard
                  public long packetLostRate
丢包率:取值范围是 0-100
Link copied to clipboard
                  (Picture Loss Indication) PLI请求
Link copied to clipboard
                  public int renderDelayMs
接收卡顿延时
Link copied to clipboard
                  端到端延迟
Link copied to clipboard
                  Added from 5.1.