[FFmpeg-trac] #9180(undetermined:new): AV1 extract keyframes

FFmpeg trac at avcodec.org
Sun Apr 11 19:10:25 EEST 2021


#9180: AV1 extract keyframes
-------------------------------------+-------------------------------------
             Reporter:  svnpenn      |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:
                                     |  undetermined
              Version:  unspecified  |               Resolution:
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------

Comment (by svnpenn):

 I posted the command already above. Here is the output:

 {{{
 ffmpeg version 4.4-essentials_build-www.gyan.dev Copyright (c) 2000-2021
 the FFmpeg developers

   built with gcc 10.2.0 (Rev6, 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-lzma --enable-zlib
 --enable-libsrt --enable-libssh --enable-libzmq --enable-avisynth
 --enable-sdl2 --enable-libwebp --enable-libx264 --enable-libx265 --enable-
 libxvid --enable-libaom --enable-libopenjpeg --enable-libvpx --enable-
 libass --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-libgme --enable-libopenmpt
 --enable-libopencore-amrwb --enable-libmp3lame --enable-libtheora
 --enable-libvo-amrwbenc --enable-libgsm --enable-libopencore-amrnb
 --enable-libopus --enable-libspeex --enable-libvorbis --enable-
 librubberband

   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

 [libaom-av1 @ 000002e5ac60f740] 3.0.0-241-g8c1aa3050

 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'crushed-between-two-portals.mp4':

   Metadata:

     major_brand     : dash

     minor_version   : 0

     compatible_brands: iso6av01mp41

     creation_time   : 2020-09-26T15:03:11.000000Z

   Duration: 00:02:53.77, start: 0.000000, bitrate: 459 kb/s

   Stream #0:0(und): Video: av1 (Main) (av01 / 0x31307661), yuv420p(tv,
 bt709), 854x480 [SAR 1:1 DAR 427:240], 5 kb/s, 29.97 fps, 29.97 tbr, 11988
 tbn, 11988 tbc (default)

     Metadata:

       creation_time   : 2020-09-26T15:03:11.000000Z

       handler_name    : ISO Media file produced by Google Inc.

       vendor_id       : [0][0][0][0]

 [libaom-av1 @ 000002e5ac625a80] 3.0.0-241-g8c1aa3050

 Stream mapping:

   Stream #0:0 -> #0:0 (av1 (libaom-av1) -> mjpeg (native))

 Press [q] to stop, [?] for help

 [swscaler @ 000002e5adbd9280] deprecated pixel format used, make sure you
 did set range correctly

 Output #0, image2, to '%d.jpg':

   Metadata:

     major_brand     : dash

     minor_version   : 0

     compatible_brands: iso6av01mp41

     encoder         : Lavf58.76.100

   Stream #0:0(und): Video: mjpeg, yuvj420p(pc), 854x480 [SAR 1:1 DAR
 427:240], q=2-31, 200 kb/s, 29.97 fps, 29.97 tbn (default)

     Metadata:

       creation_time   : 2020-09-26T15:03:11.000000Z

       handler_name    : ISO Media file produced by Google Inc.

       vendor_id       : [0][0][0][0]

       encoder         : Lavc58.134.100 mjpeg

     Side data:

       cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: N/A

 frame=    0 fps=0.0 q=0.0 size=N/A time=00:00:00.00 bitrate=N/A speed=
 0x

 frame=    0 fps=0.0 q=0.0 Lsize=N/A time=00:00:00.00 bitrate=N/A speed=
 0x

 video:0kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: unknown

 Output file is empty, nothing was encoded (check -ss / -t / -frames
 parameters if used)

 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/9180#comment:2>
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