Body: <p>I followed the guide <a href="https://stevethemoose.blogspot.com/2021/07/converting-rtsp-to-mjpeg-stream-on.html" rel="nofollow noreferrer">Converting RTSP to an MJPEG stream on demand using ffmpeg</a>.</p>
  <p>I keep on getting this error:</p>
  <pre><code>
  ffmpeg version 4.4.2-0ubuntu0.22.04.1 Copyright (c) 2000-2021 the FFmpeg developers
    built with gcc 11 (Ubuntu 11.2.0-19ubuntu1)
    configuration: --prefix=/usr --extra-version=0ubuntu0.22.04.1 --toolchain=hardened --libdir=/usr/lib/x86_64-linux-gnu --incdir=/usr/include/x86_64-linux-gnu --arch=amd64 --enable-gpl --disable-stripping --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-libgme --enable-libgsm --enable-libjack --enable-libmp3lame --enable-libmysofa --enable-libopenjpeg --enable-libopenmpt --enable-libopus --enable-libpulse --enable-librabbitmq --enable-librubberband --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libsrt --enable-libssh --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-sdl2 --enable-pocketsphinx --enable-librsvg --enable-libmfx --enable-libdc1394 --enable-libdrm --enable-libiec61883 --enable-chromaprint --enable-frei0r --enable-libx264 --enable-shared
    libavutil      56. 70.100 / 56. 70.100
    libavcodec     58.134.100 / 58.134.100
    libavformat    58. 76.100 / 58. 76.100
    libavdevice    58. 13.100 / 58. 13.100
    libavfilter     7.110.100 /  7.110.100
    libswscale      5.  9.100 /  5.  9.100
    libswresample   3.  9.100 /  3.  9.100
    libpostproc    55.  9.100 / 55.  9.100
  [rtsp @ 0x55a82ac5e300] Could not find codec parameters for stream 0 (Video: h264, none): unspecified size
  Consider increasing the value for the 'analyzeduration' (0) and 'probesize' (5000000) options
  Input #0, rtsp, from 'rtsp://10.206.87.37/media/video1':
    Metadata:
      title           : SONY RTSP Server
    Duration: N/A, bitrate: N/A
    Stream #0:0: Video: h264, none, 90k tbr, 90k tbn, 180k tbc
  Output #0, mpjpeg, to 'pipe:':
  Output file #0 does not contain any stream
  Exiting normally, received signal 2.
  
  </code></pre>
  
Comments.ContentLicense: CC BY-SA 4.0
Comments.CreationDate: 2023-08-18T08:45:49.283Z
Comments.Text: There's a chance it's a firewall issue
Comments.UserDisplayName: Gergely Lukacsy
Comments.ContentLicense: CC BY-SA 4.0
Comments.CreationDate: 2023-08-21T22:31:21.950Z
Comments.Text: I used VLC player on my machine host windows machine and I can see the stream fine. I am running ffmpeg from WSL though
Comments.UserDisplayName: user5192051
Tags: <ffmpeg>
Title: FFMPEG error RTSP to MJPEG stream
UserDisplayName: user5192051
ThreadText: # FFMPEG error RTSP to MJPEG stream
  
  (Asked by: username_0 on 2023-08-10)
  
  I followed the guide [Converting RTSP to an MJPEG stream on demand using ffmpeg](https://stevethemoose.blogspot.com/2021/07/converting-rtsp-to-mjpeg-stream-on.html).
  
  I keep on getting this error:
  
  ```
  
  ffmpeg version 4.4.2-0ubuntu0.22.04.1 Copyright (c) 2000-2021 the FFmpeg developers
    built with gcc 11 (Ubuntu 11.2.0-19ubuntu1)
    configuration: --prefix=/usr --extra-version=0ubuntu0.22.04.1 --toolchain=hardened --libdir=/usr/lib/x86_64-linux-gnu --incdir=/usr/include/x86_64-linux-gnu --arch=amd64 --enable-gpl --disable-stripping --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-libgme --enable-libgsm --enable-libjack --enable-libmp3lame --enable-libmysofa --enable-libopenjpeg --enable-libopenmpt --enable-libopus --enable-libpulse --enable-librabbitmq --enable-librubberband --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libsrt --enable-libssh --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-sdl2 --enable-pocketsphinx --enable-librsvg --enable-libmfx --enable-libdc1394 --enable-libdrm --enable-libiec61883 --enable-chromaprint --enable-frei0r --enable-libx264 --enable-shared
    libavutil      56. 70.100 / 56. 70.100
    libavcodec     58.134.100 / 58.134.100
    libavformat    58. 76.100 / 58. 76.100
    libavdevice    58. 13.100 / 58. 13.100
    libavfilter     7.110.100 /  7.110.100
    libswscale      5.  9.100 /  5.  9.100
    libswresample   3.  9.100 /  3.  9.100
    libpostproc    55.  9.100 / 55.  9.100
  [rtsp @ 0x55a82ac5e300] Could not find codec parameters for stream 0 (Video: h264, none): unspecified size
  Consider increasing the value for the 'analyzeduration' (0) and 'probesize' (5000000) options
  Input #0, rtsp, from 'rtsp://10.206.87.37/media/video1':
    Metadata:
      title           : SONY RTSP Server
    Duration: N/A, bitrate: N/A
    Stream #0:0: Video: h264, none, 90k tbr, 90k tbn, 180k tbc
  Output #0, mpjpeg, to 'pipe:':
  Output file #0 does not contain any stream
  Exiting normally, received signal 2.
  
  ```
  
  **Tags:** ffmpeg
  
  > **Comments:**
  > **username_1**: There's a chance it's a firewall issue  
  > **username_0**: I used VLC player on my machine host windows machine and I can see the stream fine. I am running ffmpeg from WSL though  
  
  ---
  
  ## 0 answers
  
  