[FFmpeg-trac] #5963(undetermined:new): Improve "unknown side data type" warning

[FFmpeg]

#5963: Improve "unknown side data type" warning
-------------------------------------+-------------------------------------
             Reporter:               |                     Type:
  michael.heuberger                  |  enhancement
               Status:  new          |                 Priority:  minor
            Component:               |                  Version:
  undetermined                       |  unspecified
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Summary of the bug:
 How to reproduce:
 {{{
 % ffmpeg -f image2 -thread_queue_size 2048 -framerate 16.2 -i /home
 /michael-
 heuberger/binarykitchen/code/videomail.io/var/local/tmp/clients/videomail.io/11e6-ae01-6faeb620
 -97fa-87ea7a14b57c/frames/%d.webp -y -an -vcodec libvpx -filter:v
 drawtext=fontfile=/home/michael-
 heuberger/binarykitchen/code/videomail.io/src/assets/fonts/Varela-
 Regular.ttf:text=www.videomail.io:fontsize=10:fontcolor=0xFFFFFF at 0.25:x=text_h:y=main_h-(text_h*2):shadowcolor=0x111111 at 0.15:shadowx=1:shadowy=1,scale=trunc(iw/2)*2:trunc(ih/2)*2
 -crf 12 -deadline realtime -cpu-used 4 -pix_fmt yuv420p -loglevel warning
 /home/michael-
 heuberger/binarykitchen/code/videomail.io/var/local/tmp/clients/videomail.io/11e6-ae01-6faeb620
 -97fa-87ea7a14b57c/videomail_preview.webm
 }}}

 {{{
 ffmpeg version 3.0.2-1ubuntu3 Copyright (c) 2000-2016 the FFmpeg
 developers
   built with gcc 6.1.1 (Ubuntu 6.1.1-11ubuntu12) 20160805
   configuration: --prefix=/usr --extra-version=1ubuntu3
 --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-librubberband
 --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-
 chromaprint --enable-libx264
   libavutil      55. 17.103 / 55. 17.103
   libavcodec     57. 24.102 / 57. 24.102
   libavformat    57. 25.100 / 57. 25.100
   libavdevice    57.  0.101 / 57.  0.101
   libavfilter     6. 31.100 /  6. 31.100
   libavresample   3.  0.  0 /  3.  0.  0
   libswscale      4.  0.100 /  4.  0.100
   libswresample   2.  0.101 /  2.  0.101
   libpostproc    54.  0.100 / 54.  0.100
 Hyper fast Audio and Video encoder
 }}}

 Running the above command always prints this warning "unknown side data
 type 10 (24 bytes)"

 No idea what it means and no idea how to correct/fix this. Can you improve
 this warning so that it tells us more what's wrong?

 Thanks :)

--
Ticket URL: <https://trac.ffmpeg.org/ticket/5963>
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