On 13/08/2025 09:40, Rob Hallam wrote:
On
As Ferdi mentioned, sharing the full, uncut console output (without
errors suppressed) from an instance where you have the problem will
help others help you.
When it hangs it just stops at this:
ffmpeg -i rtsp://192.168.111.2:554 -acodec copy -vcodec copy -metadata
title=MyVideo /root/video.mp4
ffmpeg version 5.1.6-0+deb12u1+rpt3 Copyright (c) 2000-2024 the FFmpeg
developers
built with gcc 12 (Debian 12.2.0-14)
configuration: --prefix=/usr --extra-version=0+deb12u1+rpt3
--toolchain=hardened --incdir=/usr/include/aarch64-linux-gnu
--enable-gpl --disable-stripping --disable-mmal --enable-gnutls
--enable-ladspa --enable-libaom --enable-libass --enable-libbluray
--enable-libbs2b --enable-libcaca --enable-libcdio --enable-libcodec2
--enable-libdav1d --enable-libflite --enable-libfontconfig
--enable-libfreetype --enable-libfribidi --enable-libglslang
--enable-libgme --enable-libgsm --enable-libjack --enable-libmp3lame
--enable-libmysofa --enable-libopenjpeg --enable-libopenmpt
--enable-libopus --enable-libpulse --enable-librabbitmq --enable-librist
--enable-librubberband --enable-libshine --enable-libsnappy
--enable-libsoxr --enable-libspeex --enable-libsrt --enable-libssh
--enable-libsvtav1 --enable-libtheora --enable-libtwolame
--enable-libvidstab --enable-libvorbis --enable-libvpx --enable-libwebp
--enable-libx265 --enable-libxml2 --enable-libxvid --enable-libzimg
--enable-libzmq --enable-libzvbi --enable-lv2 --enable-omx
--enable-openal --enable-opencl --enable-opengl --enable-sand
--enable-sdl2 --disable-sndio --enable-libjxl --enable-neon
--enable-v4l2-request --enable-libudev --enable-epoxy
--libdir=/usr/lib/aarch64-linux-gnu --arch=arm64 --enable-pocketsphinx
--enable-librsvg --enable-libdc1394 --enable-libdrm --enable-vout-drm
--enable-libiec61883 --enable-chromaprint --enable-frei0r
--enable-libx264 --enable-libplacebo --enable-librav1e --enable-shared
libavutil 57. 28.100 / 57. 28.100
libavcodec 59. 37.100 / 59. 37.100
libavformat 59. 27.100 / 59. 27.100
libavdevice 59. 7.100 / 59. 7.100
libavfilter 8. 44.100 / 8. 44.100
libswscale 6. 7.100 / 6. 7.100
libswresample 4. 7.100 / 4. 7.100
libpostproc 56. 6.100 / 56. 6.100
Input #0, rtsp, from 'rtsp://192.168.111.2:554':
Metadata:
title : Media Presentation
Duration: N/A, start: 0.040111, bitrate: N/A
Stream #0:0: Video: h264 (Main), yuv420p(tv, bt709, progressive),
1920x1080, 25 fps, 25 tbr, 90k tbn
File '/root/video.mp4' already exists. Overwrite? [y/N] y
Output #0, mp4, to '/root/video.mp4':
Metadata:
title : MyVideo
encoder : Lavf59.27.100
Stream #0:0: Video: h264 (Main) (avc1 / 0x31637661), yuv420p(tv,
bt709, progressive), 1920x1080, q=2-31, 25 fps, 25 tbr, 90k tbn
Stream mapping:
Stream #0:0 -> #0:0 (copy)
Press [q] to stop, [?] for help
[mp4 @ 0x5555a7ea2970] Timestamps are unset in a packet for stream 0.
This is deprecated and will stop working in the future. Fix your code to
set the timestamps properly
[mp4 @ 0x5555a7ea2970] Non-monotonous DTS in output stream 0:0;
previous: 0, current: 0; changing to 1. This may result in incorrect
timestamps in the output file.
[rtsp @ 0x5555a7e524b0] max delay reached. need to consume packet
[rtsp @ 0x5555a7e524b0] RTP: missed 410 packets
frame= 623 fps= 28 q=-1.0 size= 7424kB time=00:00:25.63
bitrate=2372.0kbits/s speed=1.14x
This seems to affect every version from 4.4 onwards. Using 4.3 I get
this (note the 'connection timed out') immediately followed by the
process exiting:
/usr/local/ffmpeg-4.3.2-arm64-static/ffmpeg -i
rtsp://192.168.111.2:554 -acodec copy -vcodec copy -metadata
title=MyVideo /root/video.mp4
ffmpeg version 4.3.2-static https://johnvansickle.com/ffmpeg/ Copyright
(c) 2000-2021 the FFmpeg developers
built with gcc 8 (Debian 8.3.0-6)
configuration: --enable-gpl --enable-version3 --enable-static
--disable-debug --disable-ffplay --disable-indev=sndio
--disable-outdev=sndio --cc=gcc --enable-fontconfig --enable-frei0r
--enable-gnutls --enable-gmp --enable-libgme --enable-gray
--enable-libaom --enable-libfribidi --enable-libass --enable-libfreetype
--enable-libmp3lame --enable-libopencore-amrnb
--enable-libopencore-amrwb --enable-libopenjpeg --enable-librubberband
--enable-libsoxr --enable-libspeex --enable-libsrt --enable-libvorbis
--enable-libopus --enable-libtheora --enable-libvidstab
--enable-libvo-amrwbenc --enable-libvpx --enable-libwebp
--enable-libx264 --enable-libx265 --enable-libxml2 --enable-libdav1d
--enable-libxvid --enable-libzimg
libavutil 56. 51.100 / 56. 51.100
libavcodec 58. 91.100 / 58. 91.100
libavformat 58. 45.100 / 58. 45.100
libavdevice 58. 10.100 / 58. 10.100
libavfilter 7. 85.100 / 7. 85.100
libswscale 5. 7.100 / 5. 7.100
libswresample 3. 7.100 / 3. 7.100
libpostproc 55. 7.100 / 55. 7.100
Input #0, rtsp, from 'rtsp://192.168.111.2:554':
Metadata:
title : Media Presentation
Duration: N/A, start: 0.240000, bitrate: N/A
Stream #0:0: Video: h264 (Main), yuv420p(tv, bt709, progressive),
1920x1080, 25 fps, 25 tbr, 90k tbn, 50 tbc
File '/root/video.mp4' already exists. Overwrite? [y/N] y
Output #0, mp4, to '/root/video.mp4':
Metadata:
title : MyVideo
encoder : Lavf58.45.100
Stream #0:0: Video: h264 (Main) (avc1 / 0x31637661), yuv420p(tv,
bt709, progressive), 1920x1080, q=2-31, 25 fps, 25 tbr, 90k tbn, 90k tbc
Stream mapping:
Stream #0:0 -> #0:0 (copy)
Press [q] to stop, [?] for help
[mp4 @ 0xec1c150] Non-monotonous DTS in output stream 0:0; previous: 0,
current: -17990; changing to 1. This may result in incorrect timestamps
in the output file.
[mp4 @ 0xec1c150] Non-monotonous DTS in output stream 0:0; previous: 1,
current: -14402; changing to 2. This may result in incorrect timestamps
in the output file.
[mp4 @ 0xec1c150] Non-monotonous DTS in output stream 0:0; previous: 2,
current: -10802; changing to 3. This may result in incorrect timestamps
in the output file.
[mp4 @ 0xec1c150] Non-monotonous DTS in output stream 0:0; previous: 3,
current: -7206; changing to 4. This may result in incorrect timestamps
in the output file.
[mp4 @ 0xec1c150] Non-monotonous DTS in output stream 0:0; previous: 4,
current: -3606; changing to 5. This may result in incorrect timestamps
in the output file.
[mp4 @ 0xec1c150] Non-monotonous DTS in output stream 0:0; previous: 5,
current: -2; changing to 6. This may result in incorrect timestamps in
the output file.
[rtsp @ 0xebe9e20] max delay reached. need to consume packet
[rtsp @ 0xebe9e20] RTP: missed 152 packets
rtsp://192.168.111.2:554: Connection timed oute=00:00:07.75
bitrate=2972.8kbits/s speed=1.36x
frame= 194 fps=7.4 q=-1.0 Lsize= 3026kB time=00:00:08.07
bitrate=3068.1kbits/s speed=0.31x
video:3023kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
muxing overhead: 0.094321%
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