例如需要为一个储存在DVB-T上的MPEG-TS格式硬编码字幕，而且字幕延迟1秒： > ffmpeg -i input.ts -filter_complex \ ‘[#0x2ef] setpts=PTS+1/TB [sub] ; [#0x2d0] [sub] overlay’ \ -sn -map ‘#0x2dc’ output.mkv (0x2d0, 0x2dc 以及 0x2ef 是MPEG-TS 每个块的量化参数(QP) 18. ‘mv’ 19. 20. 运动矢量 21. ‘dct_coeff’ 22. ‘skip’ 23. ‘startcode’ 24. ‘pts’ 25. ‘er’ 26. 27. 错误识别 28. ‘mmco’ 29. 30. 内存管理控制操作(H.264) 31. ‘bugs’ 32. ‘vis_qp’ 20 格式选项 - 149 - 本文档使用 书栈(BookStack.CN) 构建 ‘fastseek’ 1. 允许快速定位，但只有个别格式有效 ‘genpts’ 1. 常规PTS. ‘nofillin’ 1. 不填补缺失值，则可以精确计算 ‘noparse’ 1. 禁止AVParsers，它要和 +nofillin联用. ‘igndts’ 1.

Util.FixedFont(string.Format("pts:{0} pts_time:{1} dts:{2} dts_time:{3} duration:{4} duration_time:{5} stream_index:{6}", av_ts2str(packet.Pts), av_ts2timestr(packet.Pts, timebase), av_ts2str(packet.Dts) av_ts2str(long pts) => pts == ffmpeg.AV_NOPTS_VALUE ? "NOPTS" : pts.ToString(); static unsafe string av_ts2timestr(long pts, AVRational timebase) => pts == ffmpeg.AV_NOPTS_VALUE ? "NOPTS" : (1.0 * pts * timebase 默认会使用UDP环境，但需要配置电脑防火墙和路由器的uPnP设置 • 如果无法完成nPnP相关配置，可输入[“rtsp_transport”] = “tcp” • 不解码录制成连续多文件时，需要注意每一个Packet的Pts/Dts • 扫码下载代码示例和PPT

fisco-bcos fisco 5453 1 1 17:11 pts/0 00:00:02 /home/ubuntu/fisco/nodes/127.0.0.1/node0/../fisco-bcos -c config.ini fisco 5459 1 1 17:11 pts/0 00:00:02 /home/ubuntu/fisco/nodes/127 config.ini fisco 5464 1 1 17:11 pts/0 00:00:02 /home/ubuntu/fisco/nodes/127.0.0.1/node2/../fisco-bcos -c config.ini fisco 5476 1 1 17:11 pts/0 00:00:02 /home/ubuntu/fisco/nodes/127 301 0.8 0.0 986644 7452 pts/0 Sl 15:21 0:00 /home/ubuntu16/fisco/nodes/127.0.0.1/node5/../fisco-bcos -c config.ini ubuntu16 306 0.9 0.0 986644 6928 pts/0 Sl 15:21 0:00 /h

fisco-bcos fisco 5453 1 1 17:11 pts/0 00:00:02 /home/fisco/fisco/nodes/127.0.0.1/node0/../fisco-bcos -c config.ini fisco 5459 1 1 17:11 pts/0 00:00:02 /home/fisco/fisco/nodes/127 config.ini fisco 5464 1 1 17:11 pts/0 00:00:02 /home/fisco/fisco/nodes/127.0.0.1/node2/../fisco-bcos -c config.ini fisco 5476 1 1 17:11 pts/0 00:00:02 /home/fisco/fisco/nodes/127 bash start_all.sh # 查看节点进程 $ ps aux | grep fisco-bcos ubuntu16 301 0.8 0.0 986644 7452 pts/0 Sl 15:21 查看群组共识状态 不发交易时，共识正常的节点会输出+++日志，本例中，node0、node1同时属 于group1、group2和group3；node2

fisco-bcos fisco 5453 1 1 17:11 pts/0 00:00:02 /home/ubuntu/fisco/nodes/127.0.0.1/node0/../fisco-bcos -c config.ini fisco 5459 1 1 17:11 pts/0 00:00:02 /home/ubuntu/fisco/nodes/127 config.ini fisco 5464 1 1 17:11 pts/0 00:00:02 /home/ubuntu/fisco/nodes/127.0.0.1/node2/../fisco-bcos -c config.ini fisco 5476 1 1 17:11 pts/0 00:00:02 /home/ubuntu/fisco/nodes/127 301 0.8 0.0 986644 7452 pts/0 Sl 15:21 0:00 /home/ubuntu16/fisco/nodes/127.0.0.1/node5/../fisco-bcos -c config.ini ubuntu16 306 0.9 0.0 986644 6928 pts/0 Sl 15:21 0:00 /h

fisco-bcos fisco 5453 1 1 17:11 pts/0 00:00:02 /home/ubuntu/fisco/nodes/127.0.0.1/node0/../fisco-bcos -c config.ini fisco 5459 1 1 17:11 pts/0 00:00:02 /home/ubuntu/fisco/nodes/127 config.ini fisco 5464 1 1 17:11 pts/0 00:00:02 /home/ubuntu/fisco/nodes/127.0.0.1/node2/../fisco-bcos -c config.ini fisco 5476 1 1 17:11 pts/0 00:00:02 /home/ubuntu/fisco/nodes/127 301 0.8 0.0 986644 7452 pts/0 Sl 15:21 0:00 /home/ubuntu16/fisco/nodes/127.0.0.1/node5/../fisco-bcos -c config.ini ubuntu16 306 0.9 0.0 986644 6928 pts/0 Sl 15:21 0:00 /h

fisco-bcos fisco 5453 1 1 17:11 pts/0 00:00:02 /home/fisco/fisco/nodes/127.0.0.1/node0/../fisco-bcos -c config.ini fisco 5459 1 1 17:11 pts/0 00:00:02 /home/fisco/fisco/nodes/127 config.ini fisco 5464 1 1 17:11 pts/0 00:00:02 /home/fisco/fisco/nodes/127.0.0.1/node2/../fisco-bcos -c config.ini fisco 5476 1 1 17:11 pts/0 00:00:02 /home/fisco/fisco/nodes/127 301 0.8 0.0 986644 7452 pts/0 Sl 15:21 0:00 /home/ubuntu16/fisco/nodes/127.0.0.1/node5/../fisco-bcos -c config.ini ubuntu16 306 0.9 0.0 986644 6928 pts/0 Sl 15:21 0:00 /h

如果进程数不为4，则进程没有启动（一般是端口被占用导致的） fisco 5453 1 1 17:11 pts/0 00:00:02 /home/ubuntu/fisco/nodes/127.0.0. ˓→1/node0/../fisco-bcos -c config.ini fisco 5459 1 1 17:11 pts/0 00:00:02 /home/ubuntu/fisco/nodes/127.0.0 /fisco-bcos -c config.ini fisco 5464 1 1 17:11 pts/0 00:00:02 /home/ubuntu/fisco/nodes/127.0.0. ˓→1/node2/../fisco-bcos -c config.ini fisco 5476 1 1 17:11 pts/0 00:00:02 /home/ubuntu/fisco/nodes/127.0.0 fisco-bcos ubuntu16 301 0.8 0.0 986644 7452 pts/0 Sl 15:21 0:00 /home/ ˓→ubuntu16/fisco/nodes/127.0.0.1/node5/../fisco-bcos -c config.ini ubuntu16 306 0.9 0.0 986644 6928 pts/0 Sl 15:21 0:00 /home/ ˓→ubuntu16/fisco/nodes/127

如果进程数不为4，则进程没有启动（一般是端口被占用导致的） fisco 5453 1 1 17:11 pts/0 00:00:02 /home/ubuntu/fisco/nodes/127.0.0. ˓→1/node0/../fisco-bcos -c config.ini fisco 5459 1 1 17:11 pts/0 00:00:02 /home/ubuntu/fisco/nodes/127.0.0 /fisco-bcos -c config.ini fisco 5464 1 1 17:11 pts/0 00:00:02 /home/ubuntu/fisco/nodes/127.0.0. ˓→1/node2/../fisco-bcos -c config.ini fisco 5476 1 1 17:11 pts/0 00:00:02 /home/ubuntu/fisco/nodes/127.0.0 fisco-bcos ubuntu16 301 0.8 0.0 986644 7452 pts/0 Sl 15:21 0:00 /home/ ˓→ubuntu16/fisco/nodes/127.0.0.1/node5/../fisco-bcos -c config.ini ubuntu16 306 0.9 0.0 986644 6928 pts/0 Sl 15:21 0:00 /home/ ˓→ubuntu16/fisco/nodes/127

，则进程没有启动（一般是端口被占用导致的） fisco 5453 1 1 17:11 pts/0 00:00:02 /home/fisco/fisco/nodes/127.0.0. ˓→1/node0/../fisco-bcos -c config.ini fisco 5459 1 1 17:11 pts/0 00:00:02 /home/fisco/fisco/nodes/127.0.0. /fisco-bcos -c config.ini fisco 5464 1 1 17:11 pts/0 00:00:02 /home/fisco/fisco/nodes/127.0.0. ˓→1/node2/../fisco-bcos -c config.ini fisco 5476 1 1 17:11 pts/0 00:00:02 /home/fisco/fisco/nodes/127.0.0. fisco-bcos ubuntu16 301 0.8 0.0 986644 7452 pts/0 Sl 15:21 0:00 /home/ ˓→ubuntu16/fisco/nodes/127.0.0.1/node5/../fisco-bcos -c config.ini ubuntu16 306 0.9 0.0 986644 6928 pts/0 Sl 15:21 0:00 /home/ ˓→ubuntu16/fisco/nodes/127