[FFmpeg-user] missed packets, concealing frames and other oddities :)

[Calvin Arndt]

Any ideas???


root at carndt-DX4380G:~# ffmpeg -f rtsp -i 
rtsp://root:bvsd_987-@10.17.24.6:554/axis-media/media.amp output.avi
ffmpeg version 2.8.15-0ubuntu0.16.04.1 Copyright (c) 2000-2018 the 
FFmpeg
developers
  built with gcc 5.4.0 (Ubuntu 5.4.0-6ubuntu1~16.04.10) 20160609
  configuration: --prefix=/usr --extra-version=0ubuntu0.16.04.1
--build-suffix=-ffmpeg --toolchain=hardened
--libdir=/usr/lib/x86_64-linux-gnu 
--incdir=/usr/include/x86_64-linux-gnu
--cc=cc --cxx=g++ --enable-gpl --enable-shared --disable-stripping
--disable-decoder=libopenjpeg --disable-decoder=libschroedinger
--enable-avresample --enable-avisynth --enable-gnutls --enable-ladspa
--enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca
--enable-libcdio --enable-libflite --enable-libfontconfig
--enable-libfreetype --enable-libfribidi --enable-libgme 
--enable-libgsm
--enable-libmodplug --enable-libmp3lame --enable-libopenjpeg
--enable-libopus --enable-libpulse --enable-librtmp
--enable-libschroedinger --enable-libshine --enable-libsnappy
--enable-libsoxr --enable-libspeex --enable-libssh --enable-libtheora
--enable-libtwolame --enable-libvorbis --enable-libvpx 
--enable-libwavpack
--enable-libwebp --enable-libx265 --enable-libxvid --enable-libzvbi
--enable-openal --enable-opengl --enable-x11grab --enable-libdc1394
--enable-libiec61883 --enable-libzmq --enable-frei0r --enable-libx264
--enable-libopencv
  libavutil 54. 31.100 / 54. 31.100
  libavcodec 56. 60.100 / 56. 60.100
  libavformat 56. 40.101 / 56. 40.101
  libavdevice 56. 4.100 / 56. 4.100
  libavfilter 5. 40.101 / 5. 40.101
  libavresample 2. 1. 0 / 2. 1. 0
  libswscale 3. 1.101 / 3. 1.101
  libswresample 1. 2.101 / 1. 2.101
  libpostproc 53. 3.100 / 53. 3.100
[h264 @ 0x1a962e0] RTP: missed 10 packets
[h264 @ 0x1a962e0] left block unavailable for requested intra4x4 mode 
-1 at
0 20
[h264 @ 0x1a962e0] error while decoding MB 0 20, bytestream 185364
[h264 @ 0x1a962e0] concealing 5809 DC, 5809 AC, 5809 MV errors in I 
frame
[h264 @ 0x1a962e0] RTP: missed 44 packets
[h264 @ 0x1a962e0] error while decoding MB 87 60, bytestream -9
[h264 @ 0x1a962e0] concealing 922 DC, 922 AC, 922 MV errors in P frame
[h264 @ 0x1a962e0] RTP: missed 24 packets
[h264 @ 0x1a962e0] RTP: missed 1 packets
[h264 @ 0x1a962e0] concealing 5689 DC, 5689 AC, 5689 MV errors in P 
frame
[h264 @ 0x1a962e0] RTP: missed 13 packets
[h264 @ 0x1a962e0] error while decoding MB 29 44, bytestream -5
[h264 @ 0x1a962e0] concealing 2900 DC, 2900 AC, 2900 MV errors in P 
frame
[h264 @ 0x1a962e0] RTP: missed 23 packets
[h264 @ 0x1a962e0] RTP: missed 92 packets
[h264 @ 0x1a962e0] RTP: missed 43 packets
Input #0, rtsp, from
'rtsp://root:bvsd_987-@10.17.24.6:554/axis-media/media.amp':
  Metadata:
  title : Session streamed with GStreamer
  comment : rtsp-server
  Duration: N/A, start: 0.033344, bitrate: N/A
  Stream #0:0: Video: h264 (Main), yuvj420p(pc, bt709), 1920x1080 [SAR 
1:1
DAR 16:9], 30 tbr, 90k tbn, 180k tbc
[swscaler @ 0x1ac40e0] deprecated pixel format used, make sure you did 
set
range correctly
Output #0, avi, to 'output.avi':
  Metadata:
  INAM : Session streamed with GStreamer
  ICMT : rtsp-server
  ISFT : Lavf56.40.101
  Stream #0:0: Video: mpeg4 (FMP4 / 0x34504D46), yuv420p, 1920x1080 [SAR 
1:1
DAR 16:9], q=2-31, 200 kb/s, 30 fps, 30 tbn, 30 tbc
  Metadata:
  encoder : Lavc56.60.100 mpeg4
Stream mapping:
  Stream #0:0 -> #0:0 (h264 (native) -> mpeg4 (native))
Press [q] to stop, [?] for help
[h264 @ 0x1d7cac0] left block unavailable for requested intra4x4 mode 
-1 at
0 20
[h264 @ 0x1d7cac0] error while decoding MB 0 20, bytestream 185364
[h264 @ 0x1d7cac0] concealing 5809 DC, 5809 AC, 5809 MV errors in I 
frame
[h264 @ 0x1d915c0] error while decoding MB 87 60, bytestream -7
[h264 @ 0x1d915c0] concealing 922 DC, 922 AC, 922 MV errors in P frame
[h264 @ 0x1d2bba0] concealing 5689 DC, 5689 AC, 5689 MV errors in P 
frame
[h264 @ 0x1d7cac0] error while decoding MB 29 44, bytestream
-5ate=30970.9kbits/s
[h264 @ 0x1d7cac0] concealing 2900 DC, 2900 AC, 2900 MV errors in P 
frame
Past duration 0.999992 too large
[h264 @ 0x1d915c0] error while decoding MB 52 32, bytestream
-15ate=13254.5kbits/s
[h264 @ 0x1d915c0] concealing 4317 DC, 4317 AC, 4317 MV errors in P 
frame
[h264 @ 0x1d2bba0] error while decoding MB 91 32, bytestream -13
[h264 @ 0x1d2bba0] concealing 4278 DC, 4278 AC, 4278 MV errors in P 
frame
[h264 @ 0x1d915c0] concealing 6392 DC, 6392 AC, 6392 MV errors in P 
frame
[NULL @ 0x1a962e0] RTP: missed 1609 packetstime=00:00:01.40
bitrate=4335.2kbits/s
[h264 @ 0x1d2bba0] error while decoding MB 103 12, bytestream -7
[h264 @ 0x1d2bba0] concealing 6666 DC, 6666 AC, 6666 MV errors in P 
frame
[NULL @ 0x1a962e0] RTP: missed 161 packets
[NULL @ 0x1a962e0] RTP: missed 78 packets
[h264 @ 0x1d7cac0] left block unavailable for requested intra4x4 mode 
-1 at
0 5
[h264 @ 0x1d7cac0] error while decoding MB 0 5, bytestream 14409
[h264 @ 0x1d7cac0] concealing 7609 DC, 7609 AC, 7609 MV errors in I 
frame
[NULL @ 0x1a962e0] RTP: missed 29 packets
[h264 @ 0x1d2bba0] error while decoding MB 43 12, bytestream -9