[FFmpeg-trac] #9644(ffprobe:new): ffprobe does not output bitrate for webm files

FFmpeg trac at avcodec.org
Sun Feb 13 18:42:28 EET 2022


#9644: ffprobe does not output bitrate for webm files
---------------------------------+---------------------------------------
             Reporter:  xamarin  |                     Type:  defect
               Status:  new      |                 Priority:  minor
            Component:  ffprobe  |                  Version:  unspecified
             Keywords:           |               Blocked By:
             Blocking:           |  Reproduced by developer:  0
Analyzed by developer:  0        |
---------------------------------+---------------------------------------
 Summary of the bug:
 How to reproduce:
 Try to get directly audio and video bitrate for a given .webm file.
 Doesn't work:
 {{{
 % ffprobe -v quiet -select_streams v:0 -show_entries stream=bit_rate
 -hide_banner -of default=noprint_wrappers=1:nokey=1 -i video.webm
 N/A
 % ffprobe -v quiet -select_streams a:0 -show_entries stream=bit_rate
 -hide_banner -of default=noprint_wrappers=1:nokey=1 -i video.webm
 N/A
 }}}

 However, raw output does show the values:
 {{{
 % ffprobe video.webm
 ffprobe version 5.0-full_build-www.gyan.dev Copyright (c) 2007-2022 the
 FFmpeg developers
   built with gcc 11.2.0 (Rev5, Built by MSYS2 project)
   configuration: --enable-gpl --enable-version3 --enable-static --disable-
 w32threads --disable-autodetect --enable-fontconfig --enable-iconv
 --enable-gnutls --enable-libxml2 --enable-gmp --enable-bzlib --enable-lzma
 --enable-libsnappy --enable-zlib --enable-librist --enable-libsrt
 --enable-libssh --enable-libzmq --enable-avisynth --enable-libbluray
 --enable-libcaca --enable-sdl2 --enable-libdav1d --enable-libdavs2
 --enable-libuavs3d --enable-libzvbi --enable-librav1e --enable-libsvtav1
 --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxavs2
 --enable-libxvid --enable-libaom --enable-libopenjpeg --enable-libvpx
 --enable-mediafoundation --enable-libass --enable-frei0r --enable-
 libfreetype --enable-libfribidi --enable-libvidstab --enable-libvmaf
 --enable-libzimg --enable-amf --enable-cuda-llvm --enable-cuvid --enable-
 ffnvcodec --enable-nvdec --enable-nvenc --enable-d3d11va --enable-dxva2
 --enable-libmfx --enable-libshaderc --enable-vulkan --enable-libplacebo
 --enable-opencl --enable-libcdio --enable-libgme --enable-libmodplug
 --enable-libopenmpt --enable-libopencore-amrwb --enable-libmp3lame
 --enable-libshine --enable-libtheora --enable-libtwolame --enable-libvo-
 amrwbenc --enable-libilbc --enable-libgsm --enable-libopencore-amrnb
 --enable-libopus --enable-libspeex --enable-libvorbis --enable-ladspa
 --enable-libbs2b --enable-libflite --enable-libmysofa --enable-
 librubberband --enable-libsoxr --enable-chromaprint
   libavutil      57. 17.100 / 57. 17.100
   libavcodec     59. 18.100 / 59. 18.100
   libavformat    59. 16.100 / 59. 16.100
   libavdevice    59.  4.100 / 59.  4.100
   libavfilter     8. 24.100 /  8. 24.100
   libswscale      6.  4.100 /  6.  4.100
   libswresample   4.  3.100 /  4.  3.100
   libpostproc    56.  3.100 / 56.  3.100
 Input #0, matroska,webm, from 'video.webm':
   Metadata:
     title           : title
     DESCRIPTION     : description
     MAJOR_BRAND     : isom
     MINOR_VERSION   : 512
     COMPATIBLE_BRANDS: isomiso2avc1mp41
     ARTIST          : creator
     DATE            : 20220126
     SYNOPSIS        : comment
     COMMENT         : https://www.youtube.com/watch?v=xxxxxx
     ENCODER         : Lavf59.16.100
   Duration: 00:00:55.01, start: -0.007000, bitrate: 4102 kb/s
   Stream #0:0: Video: vp9 (Profile 0), yuv420p(tv, bt709, progressive),
 1920x1080, SAR 1:1 DAR 16:9, 60 fps, 60 tbr, 1k tbn
     Metadata:
       ENCODER         : Lavc59.18.100 libvpx-vp9
       DURATION        : 00:00:55.007000000
   Stream #0:1(eng): Audio: opus, 48000 Hz, stereo, fltp (default)
     Metadata:
       HANDLER_NAME    : ISO Media file produced by Google Inc.
       VENDOR_ID       : [0][0][0][0]
       ENCODER         : Lavc59.18.100 libopus
       DURATION        : 00:00:55.008000000
 }}}
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/9644>
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