RTSP high latency ~ 6s

[minhngvan]

I use ffplay on LAN network. The latency ~ 6s (WYZE Cam Pan). How to make latency lower? Original firmware the latency about <1s

[mp3float @ 0x7f7f5488c600] Header missing
[rtsp @ 0x7f7f5581b200] max delay reached. need to consume packet   
[rtsp @ 0x7f7f5581b200] RTP: missed 4 packets
[h264 @ 0x7f7f530aa200] concealing 1205 DC, 1205 AC, 1205 MV errors in P frame
[rtsp @ 0x7f7f5581b200] max delay reached. need to consume packet   
[rtsp @ 0x7f7f5581b200] RTP: missed 43 packets
[h264 @ 0x7f7f530b4600] error while decoding MB 25 29, bytestream -49
[h264 @ 0x7f7f530b4600] concealing 1304 DC, 1304 AC, 1304 MV errors in I frame
[rtsp @ 0x7f7f5581b200] max delay reached. need to consume packet   
[rtsp @ 0x7f7f5581b200] RTP: missed 38 packets
[h264 @ 0x7f7f530a6a00] left block unavailable for requested intra4x4 mode -1
[h264 @ 0x7f7f530a6a00] error while decoding MB 0 27, bytestream 24480
[h264 @ 0x7f7f530a6a00] concealing 1489 DC, 1489 AC, 1489 MV errors in I frame
[rtsp @ 0x7f7f5581b200] max delay reached. need to consume packet   
[rtsp @ 0x7f7f5581b200] RTP: missed 47 packets
[h264 @ 0x7f7f530aa800] error while decoding MB 74 28, bytestream -37
[h264 @ 0x7f7f530aa800] concealing 1335 DC, 1335 AC, 1335 MV errors in I frame
[h264 @ 0x7f7f530aae00] Increasing reorder buffer to 1
[rtsp @ 0x7f7f5581b200] max delay reached. need to consume packet   
[rtsp @ 0x7f7f5581b200] RTP: missed 3 packets
[rtsp @ 0x7f7f5581b200] max delay reached. need to consume packet   
[rtsp @ 0x7f7f5581b200] RTP: missed 10 packets
[rtsp @ 0x7f7f5581b200] max delay reached. need to consume packet   
[rtsp @ 0x7f7f5581b200] RTP: missed 7 packets
[h264 @ 0x7f7f530aa200] error while decoding MB 31 42, bytestream -27
[h264 @ 0x7f7f530aa200] concealing 258 DC, 258 AC, 258 MV errors in P frame
[h264 @ 0x7f7f530a6a00] error while decoding MB 7 37, bytestream -15
[h264 @ 0x7f7f530a6a00] concealing 682 DC, 682 AC, 682 MV errors in P frame
[h264 @ 0x7f7f530aa800] error while decoding MB 66 39, bytestream -31
[h264 @ 0x7f7f530aa800] concealing 463 DC, 463 AC, 463 MV errors in P frame
[rtsp @ 0x7f7f5581b200] max delay reached. need to consume packet   
[rtsp @ 0x7f7f5581b200] RTP: missed 55 packets
[h264 @ 0x7f7f530b5400] error while decoding MB 15 27, bytestream -13
[h264 @ 0x7f7f530b5400] concealing 1474 DC, 1474 AC, 1474 MV errors in I frame